Advancements in Biofiller-Reinforced PLA Composites for 3D Printing: A Review

Abstract

Additive manufacturing is key in realizing highly complex and high-performance composite materials. Among all the various kinds of functionality that could be added to a composite component, continuous fiber-reinforced composites have been drawing much attention because of their attractive combination of properties. The comprehensive spectrum of knowledge that ranges from the basics concerned with structure, morphology, synthesis, physical, and chemical properties finally reaches to this analytical study of advanced composites. Most generally, such a composite is structured on a thermoplastic or thermoset polymer matrix that embeds the load-carrying reinforcing fibers; probably best known are carbon, glass, and aramid fibers. These composites, which involve fibers continuously reinforcing, have high strength relative to their weight. They are also anisotropic, meaning they have qualities that vary from one direction to another – something which might be customisable for specific load cases. They warp and shrink less during their life in an outside environment than conventionally made bioplastics due to a fact that short fibers can provide reinforcement to them. This 3-D printing object is manufactured by special additive manufacture technology during the manufacturing process after compounding and extruding the fiber-reinforced composite filament. The final properties of 3D printed parts could be tailorable through changing variables such a fiber type, fiber length, volume fraction, polymer matrix material, orientation of fibers, and printing process parameters. These continuous fiber-reinforced 3D printed composites could achieve tensile strengths up to one GPa, have stiffness values reaching even a rating of countless Gpa, and have ad thicknesses in the range from about 1.4–1.8 g/cm³. This finding could be applied in basically all major industries, from aerospace and the automotive industry to sports gear. Such conclusions from the analysis may be useful in the selection of appropriate materials and techniques while even guiding the development of new applications with respect to such advanced composite materials.

Introduction

I. INTRODUCTION

Additive manufacturing, sometimes called three-dimensional printing, is one such revolutionary process in which an object of complexity could be created layer after layer. It is also known as synthetic manufacturing. This has been divulged only in very recent reports. While thermoplastic polymers have been traditionally used in most 3D printing, it should be noted that these materials have some intrinsic limitations in mechanical capabilities[1]. The application of continuous fibers, however, presents a significant opportunity for the production of quality composites for applications in various fields. This is attributed to the fact that continuous fibers are embedded in the composites. What helps to distinguish CFRCs from isotropic materials are the magnificent mechanical properties that result in high strength, stiffness, and life. Now, it becomes possible to fabricate intricate components with very specific attributes and capabilities tailor-made to exactly suit the requirements of the user[2]. This is because of the advancement in technology. Substitutive use of carbon-fiber-reinforced composites will be at one's fingertips due to their robust mechanical properties and a wide range of design possibilities attainable via 3D printing. However, there exist prominent obstacles yet to be overcome for this possibility to be realized to the fullest. This requirement has to be met in doing so. The fibers inside the composite matrix have to be kept aligned continuously during the entire manufacturing process[3]. There has to be a high degree of mechanical skill. We have no option but to adopt this measure as there could be no other way out to achieve this result. Hence, fiber orientation plays a vital role in the transmission of stress. This is the root cause of things as they are today. Developing an appropriate bond between the matrix and the fiber is just about equally vital to ensure that premature failure is reduced and efficiency of load transfer is maximized. Both these objectives are very significant, hence highlighting their importance. The reason being that proactive planning can even completely avoid failure in its early stages[4]. Furthermore, voids ought to be controlled into the elimination process to avoid large regions of strain and maintain the integral structure of the product.

This is because voids may imply that the product will malfunction. This is so because the existence of a vacuum could lead to failure in the operation of the product. With the importance of this secondary material, it becomes critical that the fiber material and matrix material used are compatible[5]. This process changes the processing capability of the woven composite fabric and the characteristics and functionalities of its constituents. A factor that may restrict the everyday use of these materials is that Carbon fiber reinforced composites are widely used and it can be made using the 3-dimensional form of printing[6]. The fact that the cost of manufacturing such materials is significantly higher than the traditional manufacturing processes is why. The research and the development work should not be stopped to take full advantage provided by this technology, keeping the above limitations in view[7]. The main goals should be to improve techniques in fiber placement and deposition so that the fibers are well aligned, develop new methods to enhance interfacial bonding, optimize the process variables to reduce void formation as much as possible, and at the same time, improve mechanical properties; extend the range of compatible fiber and matrix materials; reduce the production cost by optimizing the efficiency and introducing automation in the process[8]. 3D printed carbon fiber–reinforced composites are potentially highly disruptive in some industries. Some of these industries that benefit from the technology are aerospace, automotive, biomedical, and energy. They become very useful because they can create lightweight, high-performance components with complicated shapes heretofore unreachable[9]. That is the reason why they are important. This is mostly related to their high level of usefulness. This technology has the potential, along with spurring creativity in the design and functionality of a product, to challenge itself and alter very well-established models in the manufacturing business. This technology can totally change the way industrial processes take place, considering all of the above-mentioned elements[10].

II. STATE OF ART

1. Current Research Landscape and Research Gap: The rising environmental concerns associated with petroleum-based plastics have stimulated research into sustainable alternatives. Bioplastics derived from renewable sources offer a very promising route due to their potential biodegradability[11]. However, weaknesses such as lower mechanical properties, processing complexities, and a higher production cost compared to conventional plastics have stunted bioplastics in practical applications[12]. While additive manufacturing has gained grounds in production due to flexibility in design and speed in prototyping, it still heavily relies on conventional plastics, most of which are available with impacts on the environment[13]. In this regard, the incorporation of bioplastics into AM opens wide avenues toward sustainable manufacturing. There is some primary research at their intersection, but little information is available with respect to challenges and opportunities[14]. The presented research closes this gap by carefully investigating processing, properties, and performance of bioplastic materials in the context of AM[15]. On the back of the deficiencies of prior studies, this work sets a foundation for developing robust, scale-up-capable AM processes for biocomposites, which can help accelerate a more sustainable manufacturing future[16].
2. Reinforcement Effects of Fillers On 3D Printed Composites: The effect of lignin, graphene nanoplatelets, and their combination on mechanical properties, with respect to tensile stress, which is an indicator of how effective reinforcement is in 3D printed ABS composites. The results will be very anisotropic, in the sense that the ABS along a 0-degree orientation exhibits tensile stress 54.19% more than that in the 90-degree orientation, thus printing direction being important in the optimization of strength[17]. Lignin addition up to 5 wt% showed enhanced tensile stress of the ABS composite. This is due to the plasticizing effect of lignin, enhancing interlayer adhesion. While higher content than this led to decreased strength due to void formation and agglomeration, GnPs were far more potent reinforcers than lignin. Incorporation of GnPs at 1 wt % increased the neat ABS tensile stress by 6.83%[18]. The most promising results were obtained with the combination of lignin and GnPs, where the 5% lignin/0.50% GnP composite had maximum values of tensile stress and Young's modulus that increased by 29.17% and 31.76%, respectively, as compared to neat ABS, which evidenced a synergistic effect between the fillers, since lignin would improve printability and GnPs would enhance mechanical strength[19]. These findings were further supported by microscopic analysis, which indicated homogeneous distribution of the fillers in the 5% lignin/0.50% GnP composite, with minimal presence of voids, indicating optimal interlayer bonding and reinforcement[20]. Samples 3D-printed using these composite filaments showed good printability and did not differ significantly in appearance from commercially available ABS filament, which further supports that the lignin/GnP composites are efficient reinforcements for 3D-printed ABS. Further research on the optimization of filler content and printing parameters can be done in order to achieve better performance. These studies also offer possibilities for research into applicability in various 3D printing applications[21].
3. The Convergence of 3D Printing and Fiber Reinforced Composites: 3D printing integrated with  fiber-reinforced composites has taken rapid prototyping and manufacturing to a different level. The traditional ways of prototyping used to be pretty time-consuming and expensive; hence, they acted as barriers to design iteration and product development[22]. 3D printing resolved this by allowing fast creation of physical models from digital design, thus quickening design validation and bringing down costs. Fiber-reinforced composites are very strong and stiff, thereby making 3D printing even more powerful. It can generate prototype models with mechanical properties very close to the end product; therefore, redesign is minimized[23]. While challenges remain with regard to fiber alignment, material compatibility, and print quality, research over the past years has been a driving force for continuous fiber fabrication, material expansion, and printing process optimization. These innovations, coupled with hybrid manufacturing methods, are powering the creation of complex, high-performance components. The synergy of 3D printing and fiber-reinforced composites is moving industry sectors like aerospace, automotive, and medicine into a new era. Admittedly, in light of where this technology is going, the potential for this pairing to disrupt product development and manufacturing is huge[24].
4. Optimization of Printing Parameters for Composite Materials: Besides the filler reinforcement effect, much attention has been put into optimization with regards to printing parameters for 3D printed composite materials. For example, it would be important to investigate such factors as print speed, layer height, infill patterns, and nozzle temperature for influencing the final part properties. Balancing printability and mechanical performance in the right way is important; otherwise, the advanced composite materials could not be applied appropriately to 3D printing applications[25].
5. Multifunctional Composite Materials: Aside from the mechanical improvement, another line of current research is the development of multifunctional composite materials for 3D printing. Additional functionality, such as electrical conductivity, thermal management, or self-sensing capabilities, can be realized in 3D printed parts through proper selection and distribution of fillers. All these multifunctional composites enable innovative applications in a huge diversity of industries, like electronics, aerospace, and smart structures[26].
6. Sustainability and Environmental Considerations: A growing body of research is underway to develop eco-friendly 3D printed composite materials as the demand for sustainable manufacturing methods increases. That means looking into renewable and biodegradable fillers and the recyclability of 3D printed composite parts, researching their end-of-life management. The problems related to sustainability must be resolved for 3D printed composites to see broader application in the industries driven by environmental impact considerations[27].

III. HISTORY

1. The Evolution of Materials in 3D Printing: The history of 3D printing is also directly connected with the materials used to create items. Created in the early 1980s with stereolithography and photocurable resins, it soon expanded to a far greater range of materials. Shortly afterwards, FDM would popularize the use of thermoplastic polymers like ABS and PLA. While these materials added convenience to processability, their mechanical insufficiencies drove the search for inorganic alternatives[28]. Metal 3D printing was realized by processes like Selective Laser Melting and Electron Beam Melting, which enable the realization of complex metal parts. The parallel search in the domain of ceramics—well known to have extraordinary properties—was not processed easily[29]. The demand from the healthcare sector in terms of biocompatible materials gave way to bioprinting, targeting the fabrication of biological structures. Biopolymers, mainly PLA and PCL, were the starting point for this area; their properties were improved with inorganic fillers, mainly hydroxyapatite and bioactive glass. Hydrogels, analogous to the extracellular matrix, have been essential in the generation of these biomimetic structures[30]. The search for improved performance of materials led to the development of hybrid materials that combined organic and inorganic components. This led to products having enhanced mechanical and thermal properties, among others. Biofillers, derived from renewable sources, were able to offer potential for sustainable design, replacing traditional fillers while offering opportunities for material property improvement with reduced environmental impact[31]. The history of 3D printing began in the early days of photopolymers, complexly integrating organic and inorganic components. This has mainly been driven by performance pursuit, functionality, and sustainability. Further reaching this goal of the development of new materials and successful integration into the 3D printing process will be important for further enhancing the capabilities of this transformative manufacturing technique[32].
2. Recent Innovations in 3D Printing: A Transformative Force: 3D printing has evolved from being solely a prototyping tool into a versatile manufacturing technology, which in its turn forms industries and redefines paradigms of production. The potential to create complex, functional objects has increased dramatically, with a growing number of materials and enhancements in printing processes[33]. It opened new design frontiers by the capability of making parts having different properties in one print. The capability also finds applications across industries, from integrated sensor-enabled automotive parts to medical devices with tailored material properties. At the same time, bioprinting has made huge steps in creating living tissue and organs; the potential it holds for regenerative medicine and drug development is huge[34]. Advancements in metal and ceramic 3D printing have further changed the face of manufacturing. These materials, once quite tricky to process additively, already find huge application in the fabrication of high-performance components in both the aerospace and automotive industries, plus in medicine. Today, complex metal and ceramic components with intricate geometries are created, hence entirely redesigning design possibilities and opening up totally new avenues of product innovation[35]. Another exciting frontier is 4D printing—the creation of things that change shape or properties in response to external stimuli. This kind of technology has application in self-healing materials, adaptive structures, and personalized medicine. Further research into this technology will give rise to even more dramatic effects on the design of products and their functionality in general[36]. Continuous fiber reinforcement, while being integrated into 3D printed parts, improved the mechanical properties radically to applicability in highly stressed applications. With this development, it opened the application space reach of components produced by methods of 3D printing, reaching into industries such as aerospace, automotive, and sports equipment[37]. Besides material innovations, printing-process technologies have driven the uptick in 3D printing. Technologies like MJF boost production speed and part quality, allowing 3D printing to make its way into access to mass production. The effects of 3D printing are spread across various industries. In health care, it has been in use in the creation of custom prosthetics, dental implants, and surgical guides. Aerospace will reap the benefits through 3D printing lightweight, complex parts. For the automotive, manufacturers are leveraging the technology for rapid prototyping, tooling, and even end-use parts. On construction, the industry is working on 3D-printed building components. The fashion industry explores 3D apparel and accessories[38].

IV. STUDY OF BIO-FILLERS

Table 1: Types Of Biofillers Used In Pla Composites

TABLE: Processing Techniques For Biofiller-Reinforced PLA

V. MECHANICAL PROPERTIES OF THE BIO-FILLERS REINFORCED PLA MATERIALS

A. Tensile Test

The addition of bamboo fiber significantly improved the tensile strength and modulus of the PLA composites. It has been observed that the optimum fiber loadings are 15 wt%, after which a decreasing trend is shown by the mechanical properties. This is attributed to good interfacial adhesion between the bamboo fiber and the PLA matrix.

Faruk, O., et al. Progress in Polymer Science (2012) It highlights the role of natural fibers, especially wood and cellulose, in improving the tensile strength and elastic modulus of biocomposites, notably PLA. This paper underlined, once more, how the compatibility between fiber and matrix and good interfacial bonding played a critical role toward better mechanical performances.

Satyanarayana, K. G., et al.Journal of Reinforced Plastics and Composites (2009) Reviews how efficient plant fibers, including kenaf and flax as bio-fillers, are in enhancing both tensile and elastic properties of PLA. The different impacts of filler content and the requirement for surface treatments to attain optimum performance are also discussed.

Ashori, A.Bioresource Technology (2008) This review focuses mainly on wood-plastic composites and includes the use of PLA as a matrix. Under tensile strength and elastic modulus, depending on filler loading and fiber treatment, the positive effect of wood fibers was highlighted in this review.

B. Flexural Test

The flexural strength and modulus of the PLA composite increased with the addition of rice husk ash. This is due to good dispersion of the filler in the PLA matrix, increasing the load transfer and stress distribution. Nevertheless, excess filler loading lowered its flexural properties by agglomeration and porosity[42].

Arrieta, M. P., et al. Polymer Degradation and Stability (2014) This paper reviews the use of bio-fillers such as bamboo and sisal in PLA composites with flexural strength and modulus increases. The paper indicates that two parameters—filler content and fiber treatment—can be optimized for the use of this type of material.

Huda, M. S., et al. Composites Science and Technology (2008) Evaluates laminated biocomposites manufactured from PLA and kenaf fibers. Outlines improvements in flexural properties through surface treatments and careful control of fiber-matrix bonding.

Saeidlou, S., et al. Progress in Polymer Science (2012) Focus on thermal degradation and mechanical properties of PLA-based composites. It identifies the effect of bio-fillers, e.g., jute, on flexural strength and how to balance the amount of filler content to bring up performance without conceding too much on thermal stability.

C. Wear Test

The wear resistance of the PLA composites was enhanced with rice husk ash. The wear rate reduction is attributed to the reduction in the composites with increased hardness and load-bearing capacity. The principal wear mechanism was by abrasive wear, while little evidence was shown for adhesive wear at higher loads.

Joseph, P. V., et al. Wear (2006) It focuses on the wear performance of PLA composites reinforced with natural fibers like sisal and jute. Incorporation of these fibers into the PLA matrix was found to improve its wear resistance under dry sliding conditions; however, surface treatments are required to avoid fiber pullout and reduce the wear rate.

Tao, Y., et al. Materials Science and Engineering: A (2009) According to the result, it addresses the wear behavior of PLA-based composites with filler materials such as bamboo fibers. The result states that wear resistance is improved when bio-fillers are uniformly distributed and discusses the behaviors of friction and wear rate.

Mishra, V., et al. Tribology International (2014) It evaluates the tribological performance of PLA composites with rice husk and kenaf fibers as reinforcements. The paper shows that bio-fillers improve wear resistance, particularly at low loads, and how fiber orientation can help minimize wear.

D. Thermal Test

This led to an increase in the thermal stability of PLA composites by the addition of jute fiber. Both decomposition temperature and char yield of the composites increased with fiber addition. The reason could be that during degradation, a protective char layer is formed.

Saeidlou, S., et al. Progress in Polymer Science (2012) It investigates the thermal degradation and stability of PLA composites reinforced with jute and flax as bio-fillers and points out the significance of filler type, content, and treatment in improving thermal stability and delaying thermal degradation.

Arrieta, M. P., et al. Polymer Degradation and Stability (2014) The thermal behaviors of PLA biocomposites filled with bamboo and sisal fibers were studied. An increased thermal stability, along with incrementing the degradation temperature, was shown for composites with properly treated bio-fillers.

Huda, M. S., et al. Composites Science and Technology (2008) It presents the thermal performance of PLA/kenaf fiber laminated biocomposites. Results indicate that bio-fillers offer improved heat deflection temperature and enhanced thermal properties in general, making this material suitable for applications at higher temperatures.

VI. APPLICATIONS

Organic Blended 3d Materials: A Revolution Across Industries

A. Surgical Implants

Organic blended 3D materials are taking surgical implants onto a different plane of gold standard through the marriage of natural and synthetic components that offers better biocompatibility, durability, and biodegradability. These new materials are a radical improvement in contrast with traditional implants, able to realize highly customized solutions according to the anatomy of each single patient. One of the most important advantages of organically blended 3D material in surgical implants is that it allows for better integration and less possibility of rejection.

The possibility of customization that 3D printing technology can support is there to create implants exactly identical to the anatomical features of every patient. This then develops an exact fit and function of the implant, which minimizes the occurrence of complications and maximizes surgical outcomes.

Inherent in these organically based blended materials, such incorporation of their bioactive components already makes them one step closer to having additional therapeutic functionality. The literature indicates that these bioactive elements would be proactive in promoting tissue regeneration, accelerating healing, and enhancing implant integration with surrounding biological structures. Faster recovery times, and even long-term better clinical outcomes for patients, may be gained with such a synergistic approach.

Challenges to the adoption of organic blended 3D materials in the surgical implant industry do exist. One critical concern would be to guarantee that in this complex and dynamic environment, a human body can always ensure the long-term stability and durability of those materials. It means that rigorous testing and evaluation should be conducted with safety and efficacy studies of such novel materials; therefore, affecting regulatory approval. In spite of the odds that exist, the potential benefits accruable to organic blended 3D materials toward the betterment of patient outcome and quality of life are immense. We can only imagine more and newer areas where these materials will find innovative applications within the domain of surgical implants, revolutionizing our approach toward personalized and regenerative medical solutions, provided the continuous input from research and development[43], [44].

B. Packaging

This new revolution of sustainability is being ushered into the packaging sector with organic 3D printer materials. These eco-friendly materials, derived from natural sources, offer a more sustainable alternative to petroleum-based plastics, which were posing a severe threat to environmental sustainability. The major advantage of organic 3D printer materials in this packaging industry lies in tailoring them to dimensions relating to the product. It is in this regard that, with the use of 3D printing, package solutions could be designed and fabricated to desired dimensions to ensure a tight fit that optimally protects the carrying product. This ability to provide customized solutions improves not only the efficiency of the packages but also reduces material wastes, therefore contributing to a more sustainable supply chain. Besides the potential for customization, organic 3D printer materials possess good mechanical properties necessary for protecting products during transportation and storage. They can be designed with all the required strengths, durability, and impact resistance for the protection of packaged goods and still maintain their biodegradable and eco-friendly nature.Another area of innovation for organic 3D printing materials applied to packaging involves the integration of antimicrobial agents. In doing so, it can extend the life of perishable goods by giving these materials antimicrobial properties and help reduce food wastage, which is related to lessening the environmental impact due to spoiled products.

There are, however, some challenges associated with the adoption of organic 3D printer materials in a packaging industry setting. First of all, checking for regulatory compliance on food and product safety could be a complex, time-consuming affair. Then, there is another delicate balance: developing the required material strength and performance without detriment to its green features.

Despite all odds, the potential remains huge for much more sustainable and efficient packaging solutions, which will be harnessed from organic 3D printer materials. Adoption of such innovative materials is only going to accelerate further as environmental responsibility becomes a priority industry-wide and consumer demand rises for eco-friendly alternatives. Being able to create customized, sturdy, and biodegradable packaging solutions can give a push toward a more circular economy with reduced waste, thus lessening the impact on the environment from packaging[45].

C. Consumer Goods

The organic-materials cocktail for 3-D printers will revolutionize the consumer goods industry, being a sustainable, tailor-made high-performance output on a par with alternative output of petroleum-based materials. These high-performance, high-value, and customizable products are set to be strongly demanded by consumers and grow the industry to sustainable prosperity.

This is one of the consumer goods industry's advantages of organic blended 3D printer materials: a great diversity of products with high customization and unique design. Starting from homeware and other decor items to electronic gadgets and personal accessories, such materials bring tailor-made offerings of manufacturers to match a specific consumer's taste and needs. Such a level of customization enhances the product and makes the consumer experience a lot more personal.

Additionally, the biodegradable nature of organic blended 3D printer materials is congruent with the exoskeleton of sustainability and environmental friendliness embraced by most consumer goods manufacturers. As people become more conscious of what they buy and how their choices affect the environment, the use of such eco-friendly materials in consumer products will go a long way in meeting the increased demand for such sustainable solutions. Increasingly deriving a circular economy, the introduction of organic additives into the consumer goods industry together with a blend of 3D printer materials can be instrumental in the process. Manufacturers could adopt the biodegradability of the materials to re-purpose the products, recycle them, and manage their end of life to a sustainable end that minimizes waste and reduces the environmental footprint of their operations.

However, consumer goods still face challenges for large-scale organic 3D printing material integration. It can sometimes be complicated and an ongoing process to ensure that the materials allow the performance and durability requirements of a wide range of consumer products, while continuing to hold their sustainability characteristics. For that, further advancement and innovations to scale their 3D printing technology to meet high-volume production needs in the consumer goods industry may be necessary.

Nonetheless, the prospect for transformation that organic blended 3D print materials represent in the consumer goods industry is mind-boggling: leading to sustainable, personalized, and high-performance product offerings, which empower a more conscious and customized consumer landscape; driving innovation and matching up to expectations from the new generation of consumers who are more and more evolved.

D. Aerospace

Organic blend 3D printer materials are revolutionary with respect to lightweight, durable, and sustainable components. The aerospace industry is making attempts to embrace the potential that these innovative materials possess to go a long way in designing aircraft and spacecraft and putting them into manufacture, which would contribute to fuel efficiency, emission reduction, and an overall better performance. One of the key advantages in aerospace from organic blended 3D printer materials is their weight reduction at a component while retaining its strength and durability properties. The very complex geometries and advanced design realizable by 3D printing really make the possibility to achieve highly optimized structures, giving maximum performance with minimal material use. This weight reduction directly translates to fuel efficiency improvements and reduction of greenhouse gas emissions, aligning with the industry's sustainability goals. This design flexibility in 3D printing of organic blended materials gives aerospace engineers the gift of coming up with new innovative solutions that would be quite hard, or wholly impracticable, in conventional methods of manufacture. Increased design freedom might well give light to more aerodynamic, efficient components which could improve overall performance even more while enhancing aerospace vehicles.

The development and adoption of organic blended 3D printer materials within the aerospace industry yield performance and sustainability benefits that bring practicality. The process allows manufacturing on-demand, thus aiding the reduction of lead times for the development of products. Together with the ability to locally on-demand manufacture components, supply chains would be streamlined with lower inventory costs and minimized waste, while efficiency and responsiveness to the aerospace industry are improved. However, the use of 3D printable organic-blended materials by the aerospace industry does not come without some weaknesses. Major among them is the validation of long-term durability and reliability in harsh and demanding aerospace end-use environments. To be certain of the performance and safety of such novel materials after their use in harsh end-use environments, rigorous testing and certification processes have to be put in place[46].

Yet, with all this said, organic blended 3D printer material has enormous potential that will possibly revolutionize the aerospace industry if applied right. Only further research and development will bring about continued progress and more innovative applications of organic blended 3D printing materials in lightweight, sustainable structural components, along with advanced systems and equipment intended for use in the aerospace industry. In turn, rapid adoption of these materials, which are technologically transformative, within aerospace might promote sustainable transformation within the wider manufacturing landscape.

E. Automotive

In this regard, the automotive industry is highly exploiting the potential of organic blended materials in 3D printing with a view to coming up with eco-friendly, lightweight parts. In this way, these green materials will definitely bring a difference in the performance and fuel efficiency of automobiles, hence reducing their impact on the environment. The major advantages which organic blended 3D printer materials offer in the automotive sector include help in weight reduction. Besides, as sustainability has grown into a paramount concern, car manufacturers can leverage these lightweight, heavy-duty materials over normal metal or plastic parts to show reasonable improvements in fuel efficiency and reduced emissions. In brief, this weight reduction means that the car will drive much better with improved performance, handling, and sustainability.

Furthermore, 3D printing of organic blended material is capable of processing highly customized automotive components. This degree of design flexibility will allow for an opportunity to optimize the performance of the component, enhance aerodynamics, and improve safety features, among others, to perfect the overall dynamics of a vehicle.

Other than the performance and sustainability benefits, there is a possibility of cost efficiency and better supply chain handling under adopted use of organic blended 3D printer material in the automotive sector. Since this is a demanded process, there is no need for large-scale inventory, which helps diminish waste and inventory-related costs. It would, thus, turn the automotive industry more agile and better placed to respond to the changing priorities of consumers and regulators. However, the integration of such organic blended 3D printer materials is not easy within the automotive industry. The main requirement for using these materials will be to ensure that the requirements of the automotive applications, in particular resistance to the effects of harsh environments, mechanical stresses, and regulatory requirements are ensured. Extensive testing and validation procedures are required to ensure the safety, reliability, and long-term performance of such new materials[47].

Although the path ahead of these organic blended 3D printer materials is paved with massive chances of changing the automotive sector, there are still challenges. With continuous efforts of car manufacturers to make cars sustainable, fuel-efficient, and uniquely designed, these materials can become the most crucial factors in deciding the future trends of the industry. Thus, by adopting these green and lightweight components, there can be a more sustainable and technological advancement-driven pathway in the automotive sector, driving it toward a greener and more efficient future.

F. Architecture and Construction

The wonderful potential uses of organic blended materials will be exploited in 3D printing by the Architecture and Construction industries, toward a revolutionary way of designing, building, and looking after buildings and infrastructure. It is via 3D printing that organic blended materials allow the realization of complex and individual architectural designs to the architectures and constructions fields. Together with the flexibility of 3D printing technology, such materials can enhance architects' and designers' boldest vision, pushing the limits of form, function, and aesthetic appeal.

Organic blended 3D printer materials have the maximum potential for the construction of building components and structural elements because the material is lightweight and strong. Material with the best superior strength-to-weight ratio can thus help in reduction of material usage, material freight charges, and installation time while safely preserving the strength and solidity of the built environment. Apart from the design and construction advantage, the use of organic blended materials in 3D printers in architecture and construction is in line with the new growing posture toward sustainable building, which focuses on the complete lifespan of a building. These materials are biodegradable, making the structure built out of such materials in a greener and energy-efficient manner with minimized environmental hazards throughout its life. One other application related to organic blended 3D printer materials is in the architecture and construction industry: on-site 3D printing. When mobile 3Dprinting systems are deployed on-site, fully customized construction parts can be manufactured, thus reducing transport requirements and waste, which overall increases productivity in the construction process.

But it is not that simple for all of these organic blended 3D printer materials to bind with the architecture and construction sectors while ensuring safety, performance standards, and regulatory norms in building construction. Besides, the prospect of scaling 3D printers to meet the high-volume demand might have to take another leap forward in terms of advancement and innovation.

Nevertheless, with the ability to alter the hue, the responsiveness of 3D printer materials to the blending of organics signifies enormous potentials toward revolution in the architecture and construction industries. The sustainable, customized, and high-performance building solution avails integrated development in building more efficient, environmentally friendly, as well as innovative built environments. Likewise, the adoption of innovative materials is gathering fast speed in setting the stage for the future of architecture and construction, where research and development confirm that sustainability remains the topmost criterion[48].

G. Fashion and Textile

Inclusion of organic blended 3D printer materials is contributing to the growth in the fashion and textile industries. This new category of materials is currently changing the way clothes and textile products are designed, produced, and consumed with a much more sustainable and customizable approach to the sector. One of the most critical benefits of organic blended materials in 3-D printers in the fashion and textile industries is to help in producing intricate and customized items regarding fashion. With the use of 3D printing, a designer shall make a unique texture, pattern, or intricate design that might not be possible to be made with the conventional means of manufacturing. This degree of personalization does not only enhance the look and differentiation in fashion products but caters also to the ever-growing demand for customized or unique garments.

The bio-degradability factor of the organic-blended 3D printer materials will thus be in sync with the increasing focus on sustainability and eco-friendliness in the fashion and textile industries.

As consumers are getting more aware of the impact their clothing is making, the integration of these eco-friendly materials will go a long way in making sure that the supply chain is clean with less waste and a minimized environmental footprint from the industry's end. Another cutting-edge application of organic blended 3D printer materials in the fashion and textile industries is in seamless garments. Using the possibilities of customization offered by 3D printing, manufacturers can create garments with complex designs and fewer seams, thus delivering advanced comfort, better fitting, and improved looks.

Incorporation of organic blended 3D printer materials into the fashion and textile industries certainly does not come easy. Making sure performance, durability, and aesthetic requirements with different fashion products are met, while maintaining the sustainable characteristics of these materials, could be a complex continuous process. Furthermore, scaling 3D printing technology further to meet high-volume production demands for the fashion industry itself may have to await further advancement and innovation.

Even in the presence of these challenges, there stands the prospect that organic blended 3D printer materials will reform the fashion and textile industries. Their materials can help foster a more environment-conscious and evermore personalized fashion landscape by presenting products that are high in performance yet sustainable and customized[49].

H. Electronics

Organic blended 3D printing materials are rapidly making their way into the electronics industry, offering customized, sustainable, and flexible components in a totally new perspective, changing the face of how electronic devices are being designed and manufactured. Other major benefits that organic blended materials of 3D printers can offer to the electronics industry are for the manufacture of lightweight, solid electronic devices. Out of that, designers and engineers will be in a position to develop eco-friendly electronic components and cases that become very resistant, long-lasting, and improve the working life of the electronic product. Moreover, the adoption of conductive inks and pastes into organic blended 3D printer materials opens a wide range of possibilities for the direct production of functional electronic circuits inside the structures printed. Such integration between electronics and 3-D printing enables developing innovative, customized electronic devices, expanding possibilities for design, and creating singular, differentiated products.

Another major application of organic blended 3D printer materials in the electronics industry could be in wearable technology. Given their flexibility, comfort, and biocompatibility, such materials prove very suitable for developing comfortable and user-friendly wearables—further dissolving the line between technology and the human body. Moreover, the bio-degradability aspect of the organic-blended 3D printer materials is very opportune, in light of the rise in demand for green and sustainable electronics. As consumers become ever more aware of the impact of electronic waste, these eco-friendly materials can integrate to ensure much more sustainable and circular electronic product lifecycles. Challenges to the adoption of organic blended 3D printer materials within the electronics industries are real. Crucially, this material in the manufacture of electronic devices has to be reliable in terms of performance and safety with regard to electrical conductivity, thermal management, and electromagnetic compatibility.

Notwithstanding, there exists a potential for organic blended 3D printer materials to transform the industry of electronics. The more the research and development take the lead, the more creative applications of such materials we shall get, ranging from flexible, tailored electronic devices to integrated electronic systems blending into the natural environment. Of course, this calls for the electronics industry to really turn toward these innovative materials and serve as a driver of change toward sustainability in the larger context of technology[50].

I. Education and Research

Organic Blended 3D Printer Materials: A move to revolutionize the field of education and research with a more sustainable, versatile, and innovative tool in learning and exploration. In education, such organic blended 3D printer materials facilitate practical learning experiences where students design and prototype complex models.  

Such materials offer a channel through which students can transform ideas into life by their characteristic flexibility in design and customizability, thus promoting a greater understanding of many concepts and principles.

There is an added advantage of the final learning outcome through the use of organic blended 3D printer materials in educational institutions, leading them toward sustainability and environment awareness. Students can be involved in designing and fabricating eco-friendly projects that have a sense of responsibility by committing students to sustainability.

The flexibility of the organic blended 3D printer materials extends into the research setting as well, where it provides a vehicle toward tailored tools and experimental setups. Using those different characteristics of the materials, researchers will be well placed to fabricate apparatuses highly specialized in their nature, modify existing instruments in accordance with their individual needs, and eventually speed up scientific discovery and innovation[51].

VII. CHALLENGES FACED FOR PLA AND BIOFILLER FILAMENT IN 3D PRINTING

1. Thermal Sensitivity: Most of the PLA and biofiller materials have a relatively low glass transition temperature, making them quite temperature-sensitive during printing. This sensitivity can cause a number of issues during printing, such as warping, curling, and separation of layers[52].
2. Brittleness: These materials are generally more brittle than other materials; therefore, they have a greater tendency to crack or break. During the process, brittleness has a great influence on thin-walled or complex-designed components[53].
3. Adhesion Issues: Good adhesion of the first layer to the print bed can be a challenge with PLA and especially biofiller filaments to unheated surfaces. Poor adhesion can cause parts to detach from the build plate during a print.
4. Moisture Absorption: Moisture is more significantly absorbed into the biofiller filaments, especially those products filled with wood or other natural fibers. This could impact their printing characteristics adversely and may result in clogged extrusion or inconsistent material flow[54].
5. Dimensional Accuracy: Here, a combination of thermal sensitivity and brittleness aggravates attaining a high level of precision and dimensional accuracy of the printed parts, mainly for larger items.
6. Limitations in Post-Processing: Some of the post-processing methods, such as vapor smoothing or chemical treatments with PLA and biofiller filaments, could be less effective compared to other materials, therefore limiting finishing options[55].
7. Environmental Degradation: While PLA and biofiller filaments are nearly always marketed as more environmentally friendly, in real terms they can more easily degrade by factors like UV, heat, or humidity. In this case, the durability of the printed parts over time gets reduced[56].

VIII. FUTURE PROSPECTS FOR PLA AND BIOFILLER FILAMENTS IN 3D PRINTING

1. Advancements in Material Science: Material science research continues in pursuit of improvements in PLA and biofiler filaments, especially on thermal resistance, brittleness reduction, and dimensional stability improvement. All of these are improvements that are of critical concern to the issues encountered during 3D printing. Advancements on these fronts will help spread the scope of application of the material so that PLA and biofiller composites find a wider application range in demanding applications. With the improvement of these properties, scientists come closer to delivering materials that correspond to the requirements of more solid, versatile, and sustainable solution needs from the industry[57].
2. Innovative Printing Techniques: Development of multi-material printing and hybrid manufacturing has created numerous new opportunities with respect to 3D printing using PLA and biofiller filaments. Such techniques mean different materials can be mixed within a single print, thus allowing the production of parts having different properties in different regions of a print—for example, added strength or flexibility. The space for post-processing in hybrid manufacturing, where additive processes are combined with traditional ones, further opens up to obtain highly functional parts with improved characteristics. It is innovative solutions like these that can open up new avenues for the creation of stronger, more versatile components—from devices and instruments used in medicine to aircraft details—thus expanding the potential of sustainable manufacturing.
3. Sustainable Alternatives: PLA and biofiller filaments have been touted as eco-friendly options against the traditional, petrochemical materials in 3D printing, since the trend is towards sustainability. Based on renewable sources such as cornstarch and sugarcane, PLA is biodegradable, drastically reducing plastic wastes. Biofillers—like fibers coming from agricultural waste such as rice husks and coconut shells—contribute to low ecological impact by reutilizing materials that would otherwise end up as landfill[58]. Together, these rapidly finding a place in consumer goods, packaging, and medical devices. With rising global demand for eco-friendly products, so grows the role of PLA and biofiller filaments in reducing the ecological footprint of manufacturing processes.
4. Specialized Applications: These exceptional properties of the filaments PLA and biofiller open up new applications in a variety of areas. They are applied in the biomedical field for the manufacture of biodegradable implants, tissue engineering scaffolds, and carriers for drug delivery. Owing to aesthetic and functional properties, they can be further used in making customized elements of interior design—for example, ecologically friendly furniture and decoration. Also, they increasingly find application in the manufacture of sustainable consumer goods for a more environmentally conscious consumer. The array of specialized applications in which PLA and biofiller filaments can be used spans from everyday to high-tech with technological and material development.
5. Improved Printing Processes: Tremendous developments in 3D printing significantly boost PLA and biofiller filament reliability and performance. Hardware and software improvements have allowed much more reliable control of temperature, speed, layer height, and so on. These give results producing outstanding, dimensionally correct prints. Improving slicing algorithms refine the printing process, reducing errors and ensuring proper mechanical properties are given for the printed parts. These developments have opened up PLA and biofillers to as rigorous applications as the aerospace industry, where dimensional accuracy and durability are important. Put simply, the performance of these sustainable materials will keep improving with printing technology.
6. Increased Accessibility: As the 3D printing market grows, more people are exposed to PLA and biofiller filaments. With improved manufacturing processes, these materials retain their ever-dropping prices and very easily become pocket-friendly for any user—hobbyist or professional manufacturer. It is easy to get a wide range of PLA and biofiller blends in online shops or from local suppliers, hence spurring experimentation and innovation. It is further supported with increased educational resources and online communities helping users of all skill levels in successfully using such materials to incorporate sustainable 3D printing into their projects. As accessibility increases, more industries will start adopting eco-friendly practices
7. Collaboration and Innovation: Such will be the combination of filaments of PLA and biofillers with emerging technologies that will empower new levels of cooperation and innovation into the 3D printing industry. AI-driven design tools permit modeling and optimization of more complex structures with PLA and biofillers; digital manufacturing platforms create the means to be able to produce and distribute parts worldwide. It's a junction where material scientists, designers, and manufacturers collaborate to come up with new applications—like biodegradable electronics or personalized medical devices. The innovative potential resulting from developments in the field of PLA- and biofiller-based 3D printing is huge; such new possibilities opened up can offer a range of sustainable solutions for different industries. PLA and biofiller filaments will feature more and more prominently in the future of manufacturing as technology advances.

Conclusion

PLA composites with bio-based fillers are one more step forward in sustainable materials with high performance. Such composites offer environmental accountability and design flexibility, coupled with improved mechanical properties, gaining applications in very different industries. Based on renewable and biodegradable components, they reduce dependence on fossil resources and make it possible to develop customized products. It shows high energy efficiency in applications like transport due to its lightweight properties, while the potential for on-demand manufacture minimizes waste. Added functionalities, such as antimicrobial properties, help to unlock emerging market demand. While these composites hold huge promise, challenges in long-term durability, regulatory compliance, and large-scale production necessitate further research efforts. With sustainability and innovation becoming paramount, the role of bio-based fillers in PLA composites shall only continue to grow in these times. From health to education, its adaptability across various fields underscores the transformative potential for a more eco-conscious and innovative future ahead. Ultimately, that means the joining of bio-based fillers and PLA opens the bright frontier in the sphere of materials science. Further advancing technology, new applications, and such composites are about to play a crucial role in driving forward sustainable progress in all branches of the industry.

References

[1] Ahmed, Aamir, Sandeep Arya, Vinay Gupta, Hidemitsu Furukawa, and Ajit Khosla. 2021. “4D Printing: Fundamentals, Materials, Applications and Challenges.” Polymer 228 (July): 123926. https://doi.org/10.1016/j.polymer.2021.123926. [2] Aimar, Anna, Augusto Palermo, and Bernardo Innocenti. 2019. “The Role of 3D Printing in Medical Applications: A State of the Art.” Journal of Healthcare Engineering 2019 (March): 1–10. https://doi.org/10.1155/2019/5340616. [3] Alshammari, Basheer A., Mohammed S. Alsuhybani, Alaa M. Almushaikeh, Bander M. Alotaibi, Asma M. Alenad, Naif B. Alqahtani, and Abdullah G. Alharbi. 2021. “Comprehensive Review of the Properties and Modifications of Carbon Fiber-Reinforced Thermoplastic Composites.” Polymers 13 (15): 2474. https://doi.org/10.3390/polym13152474. [4] Bao, Guochen, Renren Deng, Dayong Jin, and Xiaogang Liu. 2024. “Hidden Triplet States at Hybrid Organic–Inorganic Interfaces.” Nature Reviews Materials, July. https://doi.org/10.1038/s41578-024-00704-y. [5] Bierach, Christopher, Alexsander Alberts Coelho, Michela Turrin, Serdar Asut, and Ulrich Knaack. 2023. “Wood-Based 3D Printing: Potential and Limitation to 3D Print Building Elements with Cellulose & Lignin.” Architecture, Structures and Construction 3 (2): 157–70. https://doi.org/10.1007/s44150-023-00088-7. [6] Chang, Joseph, Xi Zhang, Tong Ge, and Jia Zhou. 2014. “Fully Printed Electronics on Flexible Substrates: High Gain Amplifiers and DAC.” Organic Electronics 15 (3): 701–10. https://doi.org/10.1016/j.orgel.2013.12.027. [7] Chattopadhyay, Subhajit, Stephen Dilip Mahapatra, and Nirmal Kumar Mandal. 2024. “Advancements and Challenges in Additive Manufacturing: A Comprehensive Review.” Engineering Research Express 6 (1): 012505. https://doi.org/10.1088/2631-8695/ad30b1. [8] Chia, Wen Yi, Doris Ying Ying Tang, Kuan Shiong Khoo, Andrew Ng Kay Lup, and Kit Wayne Chew. 2020. “Nature’s Fight against Plastic Pollution: Algae for Plastic Biodegradation and Bioplastics Production.” Environmental Science and Ecotechnology 4 (October): 100065. https://doi.org/10.1016/j.ese.2020.100065. [9] Das, Subrata C., Angela D. la Rosa, Stergios Goutianos, and Sotirios A. Grammatikos. 2022. “Flax Fibers, Their Composites and Application.” In Plant Fibers, Their Composites, and Applications, 209–32. Elsevier. https://doi.org/10.1016/B978-0-12-824528-6.00017-5. [10] Delviawan, Arif, Yoichi Kojima, Hikaru Kobori, Shigehiko Suzuki, Kenji Aoki, and Shinji Ogoe. 2019. “The Effect of Wood Particle Size Distribution on the Mechanical Properties of Wood–Plastic Composite.” Journal of Wood Science 65 (1): 67. https://doi.org/10.1186/s10086-019-1846-9. [11] Farah, Shady, Daniel G. Anderson, and Robert Langer. 2016. “Physical and Mechanical Properties of PLA, and Their Functions in Widespread Applications — A Comprehensive Review.” Advanced Drug Delivery Reviews 107 (December): 367–92. https://doi.org/10.1016/j.addr.2016.06.012. [12] Haleem, Abid, Mohd Javaid, Mohd Asim Qadri, and Rajiv Suman. 2022. “Understanding the Role of Digital Technologies in Education: A Review.” Sustainable Operations and Computers 3: 275–85. https://doi.org/10.1016/j.susoc.2022.05.004. [13] Hussain, M. Irfan, Min Xia, XiaoNa Ren, Changchun Ge, Muhammad Jamil, and Munish Kumar Gupta. 2024. “Digital Light Processing 3D Printing of Ceramic Materials: A Review on Basic Concept, Challenges, and Applications.” The International Journal of Advanced Manufacturing Technology 130 (5–6): 2241–67. https://doi.org/10.1007/s00170-023-12847-3. [14] Ibrahim, Nor Izaida, Farah Syazwani Shahar, Mohamed Thariq Hameed Sultan, Ain Umaira Md Shah, Syafiqah Nur Azrie Safri, and Muhamad Hasfanizam Mat Yazik. 2021. “Overview of Bioplastic Introduction and Its Applications in Product Packaging.” Coatings 11 (11): 1423. https://doi.org/10.3390/coatings11111423. [15] Islam, Md. Shafiul, Sony Ahmed, and Md. Arif Roman Azady. 2021. “Sustainable Technologies for Textile Production.” In Fundamentals of Natural Fibres and Textiles, 625–55. Elsevier. https://doi.org/10.1016/B978-0-12-821483-1.00017-6. [16] Jakob, Matthias, Arunjunai Raj Mahendran, Wolfgang Gindl-Altmutter, Peter Bliem, Johannes Konnerth, Ulrich Müller, and Stefan Veigel. 2022. “The Strength and Stiffness of Oriented Wood and Cellulose-Fibre Materials: A Review.” Progress in Materials Science 125 (April): 100916. https://doi.org/10.1016/j.pmatsci.2021.100916. [17] Jandyal, Anketa, Ikshita Chaturvedi, Ishika Wazir, Ankush Raina, and Mir Irfan Ul Haq. 2022. “3D Printing – A Review of Processes, Materials and Applications in Industry 4.0.” Sustainable Operations and Computers 3: 33–42. https://doi.org/10.1016/j.susoc.2021.09.004. [18] Jin, Zhongboyu, Yuanrong Li, Kang Yu, Linxiang Liu, Jianzhong Fu, Xinhua Yao, Aiguo Zhang, and Yong He. 2021. “3D Printing of Physical Organ Models: Recent Developments and Challenges.” Advanced Science 8 (17). https://doi.org/10.1002/advs.202101394. [19] Joseph, Blessy, Rubie M. Sam, Abhimanyu Tharayil, V.K. Sagarika, Nandakumar Kalarikkal, and Sabu Thomas. 2022. “Photopolymers for 3D Printing.” In Polymers for 3D Printing, 145–54. Elsevier. https://doi.org/10.1016/B978-0-12-818311-3.00011-2. [20] Jothi Arunachalam, S., and R. Saravanan. 2023. “Study on Filler Reinforcement in Polymer Matrix Composites – A Review.” Materials Today: Proceedings, June. https://doi.org/10.1016/j.matpr.2023.06.102. [21] Kabir, S M Fijul, Kavita Mathur, and Abdel-Fattah M. Seyam. 2020a. “A Critical Review on 3D Printed Continuous Fiber-Reinforced Composites: History, Mechanism, Materials and Properties.” Composite Structures 232 (January): 111476. https://doi.org/10.1016/j.compstruct.2019.111476. [22] 2020b. “The Road to Improved Fiber-Reinforced 3D Printing Technology.” Technologies 8 (4): 51. https://doi.org/10.3390/technologies8040051. [23] Kervran, Mael, Christelle Vagner, Marianne Cochez, Marc Ponçot, Mohammad Reza Saeb, and Henri Vahabi. 2022. “Thermal Degradation of Polylactic Acid (PLA)/Polyhydroxybutyrate (PHB) Blends: A Systematic Review.” Polymer Degradation and Stability 201 (July): 109995. https://doi.org/10.1016/j.polymdegradstab.2022.109995. [24] Khan, Tayyab, Murad Ali, Zakia Riaz, Haider Butt, Rashid K. Abu Al-Rub, Yu Dong, and Rehan Umer. 2024. “Recent Developments in Improving the Fracture Toughness of 3D-Printed Fiber-Reinforced Polymer Composites.” Composites Part B: Engineering 283 (August): 111622. https://doi.org/10.1016/j.compositesb.2024.111622. [25] Khosravani, Mohammad Reza, Majid R. Ayatollahi, and Tamara Reinicke. 2023. “Effects of Post-Processing Techniques on the Mechanical Characterization of Additively Manufactured Parts.” Journal of Manufacturing Processes 107 (December): 98–114. https://doi.org/10.1016/j.jmapro.2023.10.018. [26] Kumar Panda, Sunil, Kali Charan Rath, Sujit Mishra, and Alex Khang. 2023. “Revolutionizing Product Development: The Growing Importance of 3D Printing Technology.” Materials Today: Proceedings, October. https://doi.org/10.1016/j.matpr.2023.10.138. [27] Lawal, Lateef Owolabi, Mohamed Mahmoud, Abdulrauf Adebayo, and Abdullah Sultan. 2021. “Brittleness and Microcracks: A New Approach of Brittleness Characterization for Shale Fracking.” Journal of Natural Gas Science and Engineering 87 (March): 103793. https://doi.org/10.1016/j.jngse.2020.103793. [28] Malhotra, Milan, Neha Garg, Priyankar Chand, and Akshay Jakhete. 2023. “Bio-Based Bioplastics: Current and Future Developments.” In Valorization of Biomass to Bioproducts, 475–504. Elsevier. https://doi.org/10.1016/B978-0-12-822887-6.00020-6. [29] Mariana, Mariana, Tata Alfatah, Abdul Khalil H.P.S., Esam Bashir Yahya, N.G. Olaiya, Arif Nuryawan, E.M. Mistar, C.K. Abdullah, S.N. Abdulmadjid, and H. Ismail. 2021. “A Current Advancement on the Role of Lignin as Sustainable Reinforcement Material in Biopolymeric Blends.” Journal of Materials Research and Technology 15 (November): 2287–2316. https://doi.org/10.1016/j.jmrt.2021.08.139. [30] Merenich, Daniel, Kathleen E. van Manen-Brush, Christopher Janetopoulos, and Kenneth A. Myers. 2022. “Advanced Microscopy Techniques for the Visualization and Analysis of Cell Behaviors.” In Cell Movement in Health and Disease, 303–21. Elsevier. https://doi.org/10.1016/B978-0-323-90195-6.00010-3. [31] Mohammed, Mohammed, Anwar Ja’afar Mohamad Jawad, Aeshah M. Mohammed, Jawad K. Oleiwi, Tijjani Adam, Azlin F. Osman, Omar S. Dahham, Bashir O. Betar, Subash C.B. Gopinath, and Mustafa Jaafar. 2023. “Challenges and Advancement in Water Absorption of Natural Fiber-Reinforced Polymer Composites.” Polymer Testing 124 (July): 108083. https://doi.org/10.1016/j.polymertesting.2023.108083. [32] Narayana, K. Jagath, and Ramesh Gupta Burela. 2018. “A Review of Recent Research on Multifunctional Composite Materials and Structures with Their Applications.” Materials Today: Proceedings 5 (2): 5580–90. https://doi.org/10.1016/j.matpr.2017.12.149. [33] Ngo, Tuan D., Alireza Kashani, Gabriele Imbalzano, Kate T.Q. Nguyen, and David Hui. 2018a. “Additive Manufacturing (3D Printing): A Review of Materials, Methods, Applications and Challenges.” Composites Part B: Engineering 143 (June): 172–96. https://doi.org/10.1016/j.compositesb.2018.02.012. [34] ———. 2018b. “Additive Manufacturing (3D Printing): A Review of Materials, Methods, Applications and Challenges.” Composites Part B: Engineering 143 (June): 172–96. https://doi.org/10.1016/j.compositesb.2018.02.012. [35] Olawumi, Mattew A., Bankole I. Oladapo, Omolayo M. Ikumapayi, and John O. Akinyoola. 2023. “Waste to Wonder to Explore Possibilities with Recycled Materials in 3D Printing.” Science of The Total Environment 905 (December): 167109. https://doi.org/10.1016/j.scitotenv.2023.167109. [36] Patel, Ravi, Piyali Dhar, Amin Babaei-Ghazvini, Mostafa Nikkhah Dafchahi, and Bishnu Acharya. 2023. “Transforming Lignin into Renewable Fuels, Chemicals, and Materials: A Review.” Bioresource Technology Reports 22 (June): 101463. https://doi.org/10.1016/j.biteb.2023.101463. [37] Rajeshkumar, G., S. Arvindh Seshadri, G.L. Devnani, M.R. Sanjay, Suchart Siengchin, J. Prakash Maran, Naif Abdullah Al-Dhabi, et al. 2021. “Environment Friendly, Renewable and Sustainable Poly Lactic Acid (PLA) Based Natural Fiber Reinforced Composites – A Comprehensive Review.” Journal of Cleaner Production 310 (August): 127483. https://doi.org/10.1016/j.jclepro.2021.127483. [38] Rijckaert, Sander, Lode Daelemans, Ludwig Cardon, Matthieu Boone, Wim van Paepegem, and Karen de Clerck. 2022. “Continuous Fiber-Reinforced Aramid/PETG 3D-Printed Composites with High Fiber Loading through Fused Filament Fabrication.” Polymers 14 (2): 298. https://doi.org/10.3390/polym14020298. [39] Sefene, Eyob Messele. 2022. “State-of-the-Art of Selective Laser Melting Process: A Comprehensive Review.” Journal of Manufacturing Systems 63 (April): 250–74. https://doi.org/10.1016/j.jmsy.2022.04.002. [40] Shang, Wei, Runhan Ren, Suwan Chen, Guanyi Hou, Yunxuan Weng, and Jun Liu. 2024. “Molecular Dynamics Insight into the Effect of Chain Extension and Nonbond Interaction in Nanoparticle-Enhanced Plastic and Elastomer Double-Phase Recyclable Polymer Materials.” Macromolecules 57 (15): 6990–7002. https://doi.org/10.1021/acs.macromol.4c00914. [41] Shipley, Roch J., Brett A. Miller, and Ronald J. Parrington. 2022. “Introduction to Failure Analysis and Prevention.” Journal of Failure Analysis and Prevention 22 (1): 9–41. https://doi.org/10.1007/s11668-021-01324-2. [42] Singh, Jai Inder Preet, Vikas Sharma, Sehijpal Singh, Vikas Dhawan, Ahmed Belaadi, Rajeev Kumar, Shubham Sharma, et al. 2024a. “Impact of Molding Temperature, Fiber Loading and Chemical Modifications on the Physicomechanical, and Microstructural Morphology Properties of Woven Kenaf Fiber/PLA Composites for Non-Structural Applications.” Journal of Natural Fibers 21 (1). https://doi.org/10.1080/15440478.2024.2326586. [43] ———. 2024b. “Impact of Molding Temperature, Fiber Loading and Chemical Modifications on the Physicomechanical, and Microstructural Morphology Properties of Woven Kenaf Fiber/PLA Composites for Non-Structural Applications.” Journal of Natural Fibers 21 (1). https://doi.org/10.1080/15440478.2024.2326586. [44] Somers, Paul, Alexander Münchinger, Shoji Maruo, Christophe Moser, Xianfan Xu, and Martin Wegener. 2023. “The Physics of 3D Printing with Light.” Nature Reviews Physics 6 (2): 99–113. https://doi.org/10.1038/s42254-023-00671-3. [45] Stark, N.M., and L.M. Matuana. 2021. “Trends in Sustainable Biobased Packaging Materials: A Mini Review.” Materials Today Sustainability 15 (November): 100084. https://doi.org/10.1016/j.mtsust.2021.100084. [46] Su, Amanda, and Subhi J. Al’Aref. 2018. “History of 3D Printing.” In 3D Printing Applications in Cardiovascular Medicine, 1–10. Elsevier. https://doi.org/10.1016/B978-0-12-803917-5.00001-8. [47] Sun, Xiaochen, Maciej Mazur, and Chi-Tsun Cheng. 2023. “A Review of Void Reduction Strategies in Material Extrusion-Based Additive Manufacturing.” Additive Manufacturing 67 (April): 103463. https://doi.org/10.1016/j.addma.2023.103463. [48] Tofail, Syed A.M., Elias P. Koumoulos, Amit Bandyopadhyay, Susmita Bose, Lisa O’Donoghue, and Costas Charitidis. 2018. “Additive Manufacturing: Scientific and Technological Challenges, Market Uptake and Opportunities.” Materials Today 21 (1): 22–37. https://doi.org/10.1016/j.mattod.2017.07.001. [49] Trivedi, Alok Kumar, M.K. Gupta, and Harinder Singh. 2023. “PLA Based Biocomposites for Sustainable Products: A Review.” Advanced Industrial and Engineering Polymer Research 6 (4): 382–95. https://doi.org/10.1016/j.aiepr.2023.02.002. [50] Trujillo?Cayado, Luis Alfonso, Jenifer Santos, Felipe Cordobés, and María Ramos?Payán. 2024. “Influence of the Use of 3D Printing Technology for Teaching Chemistry in STEM Disciplines.” Computer Applications in Engineering Education 32 (4). https://doi.org/10.1002/cae.22738. [51] Tümer, Eda Hazal, and Husnu Yildirim Erbil. 2021. “Extrusion-Based 3D Printing Applications of PLA Composites: A Review.” Coatings 11 (4): 390. https://doi.org/10.3390/coatings11040390. [52] Udayakumar, Gowthama Prabu, Subbulakshmi Muthusamy, Bharathi Selvaganesh, N. Sivarajasekar, Krishnamoorthy Rambabu, Fawzi Banat, Selvaraju Sivamani, Nallusamy Sivakumar, Ahmad Hosseini-Bandegharaei, and Pau Loke Show. 2021. “Biopolymers and Composites: Properties, Characterization and Their Applications in Food, Medical and Pharmaceutical Industries.” Journal of Environmental Chemical Engineering 9 (4): 105322. https://doi.org/10.1016/j.jece.2021.105322. [53] Xia, Jianye, Guan Wang, Meng Fan, Min Chen, Zeyu Wang, and Yingping Zhuang. 2021. “Understanding the Scale-up of Fermentation Processes from the Viewpoint of the Flow Field in Bioreactors and the Physiological Response of Strains.” Chinese Journal of Chemical Engineering 30 (February): 178–84. https://doi.org/10.1016/j.cjche.2020.12.004. [54] Yee, Kelly, and Mergen H. Ghayesh. 2023. “A Review on the Mechanics of Graphene Nanoplatelets Reinforced Structures.” International Journal of Engineering Science 186 (May): 103831. https://doi.org/10.1016/j.ijengsci.2023.103831. [55] Zhang, Leen, Xiaoping Wang, Jingyu Pei, and Yu Zhou. 2020. “Review of Automated Fibre Placement and Its Prospects for Advanced Composites.” Journal of Materials Science 55 (17): 7121–55. https://doi.org/10.1007/s10853-019-04090-7. [56] Zhang, Wen, and Jun Xu. 2022. “Advanced Lightweight Materials for Automobiles: A Review.” Materials & Design 221 (September): 110994. https://doi.org/10.1016/j.matdes.2022.110994. [57] Zhao, Xianhui, Ying Wang, Xiaowen Chen, Xinbin Yu, Wei Li, Shuyang Zhang, Xianzhi Meng, et al. 2023a. “Sustainable Bioplastics Derived from Renewable Natural Resources for Food Packaging.” Matter 6 (1): 97–127. https://doi.org/10.1016/j.matt.2022.11.006. [58] ———. 2023b. “Sustainable Bioplastics Derived from Renewable Natural Resources for Food Packaging.” Matter 6 (1): 97–127. https://doi.org/10.1016/j.matt.2022.11.006.

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Copyright © 2024 M. Vijayan, D. Vani, S. Vyshnavi. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.