Recent advances in 4D printing of fiber-reinforced polymer composites: A review and outlook

Composites Part B Engineering, Journal Year: 2024, Volume and Issue: 283, P. 111645 - 111645

Published: July 2, 2024

Language: Английский

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Recent Advances in 4D‐Printed Shape Memory Actuators

Macromolecular Rapid Communications, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 27, 2025

Abstract 4D printing, which combines the design freedom of 3D printing with responsiveness smart materials, is revolutionizing creation active structures. These structures can change shape in response to external stimuli, paving way for advancements robotics, biomedicine, and beyond. However, a comprehensive review article highlighting recent printed memory actuators (SMAAs) lacking. This explores exciting potential intelligent SMAAs. It examines concept materials used, like shape‐memory polymers (SMPs), alloys (SMAs), polymer composites (SMPCs). then dives into compatible techniques principles achieving programmed changes. Different categories SMAAs are explored, showcasing their applications diverse fields. The concludes by discussing challenges future directions, emphasizing massive creating next generation actuators, making it valuable resource researchers field.

Language: Английский

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Assessment of mechanical properties and shape memory behavior of 4D printed continuous fiber-reinforced PETG composites

Composites Part A Applied Science and Manufacturing, Journal Year: 2024, Volume and Issue: 181, P. 108165 - 108165

Published: March 20, 2024

Language: Английский

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4D printing of biobased shape memory sandwich structures

Polymer, Journal Year: 2024, Volume and Issue: 307, P. 127252 - 127252

Published: June 5, 2024

Lightweight sandwich structures already have many applications in the aerospace, automotive, and construction sectors due to their high strength-to-weight ratio, enhanced stiffness rigidity, energy shock absorption capabilities. Additive manufacturing (AM) can provide great freedom flexibility fabrication of complex that cannot be made by other conventional processes. The application smart materials, like shape memory polymers (SMP), offer capability dynamic transformation so deformed structure recover its original using external stimuli, such as temperature. This study exploits potential this technology design biobased with recovery performance. For that, a combination recycled poly(lactic acid) (PLA)/poly(butylene succinate) (PBS) biopolymers are developed printing filaments properties. designed samples fabricated Fused Filament Fabrication (FFF) technology. mechanical functional properties printed also evaluated. results show PLA/PBS good printability parts acceptable dimensional accuracy, strength,

Language: Английский

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A review of 4D printed continuous fiber‐reinforced polymer composites: Materials, structures, and applications

Polymer Composites, Journal Year: 2025, Volume and Issue: unknown

Published: March 12, 2025

Abstract Four‐dimensional (4D) printing, as a revolutionary additive manufacturing technology, is receiving increasing attention and research nowadays. Further, the combination of 4D printing continuous fiber‐reinforced polymer composites (CFRPCs) has provided new ideas for designing composite structures with customized functions. Herein, systematic analysis status printed CFRPCs presented. Smart materials such shape memory polymers (SMPs) can be utilized to manufacture achieve change over time. Firstly, mechanism SMPs analyzed, process introduced. Furthermore, matrix, fiber reinforcements, actuation methods are classified elaborated. Subsequently, various CFRPCs, including honeycomb structures, auxetic active origami, summarized. Moreover, application prospects technology in different fields discussed. Finally, an outlook on future development directions provided. Highlights The Different kinds classified. An

Language: Английский

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3D- and 4D-Printed Polymer Nanocomposites for Electronic Applications

Engineering materials, Journal Year: 2025, Volume and Issue: unknown, P. 265 - 292

Published: Jan. 1, 2025

Language: Английский

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Advances in Shape‐Memory Polymers and Composites for Biomedical Device Applications

Advanced Engineering Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 29, 2025

Over the past two decades, remarkable advancements have been achieved in stimulus‐responsive shape‐memory polymers (SMPs), which exhibit desirable properties such as characteristics, deformability, and biocompatibility, while responding to external stimuli. The development of polymer composites (SMPCs) leads high recovery forces novel functionalities, including electrical actuation, magnetic biocompatibility. enhanced remotely controllable functionality further expand application SMPs biomedical areas, surgical applications for replacing handheld instruments drug delivery systems. In this review, device SMPCs are focused on their recent bone tissue scaffolds, lumen stents, carriers examined. Furthermore, bottlenecks challenges encountered by devices elucidated. future trend is also discussed, aiming provide valuable insights broadening fields.

Language: Английский

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Modified rule of mixtures and Halpin-Tsai models applied to PCL/NiMnInCo 4D printed composites. Internal stresses study during the martensitic transformation.

Composites Science and Technology, Journal Year: 2025, Volume and Issue: unknown, P. 111153 - 111153

Published: March 1, 2025

Language: Английский

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A 3D finite deformation constitutive model for anisotropic shape memory polymer composites integrating viscoelasticity and phase transition concept

International Journal of Plasticity, Journal Year: 2024, Volume and Issue: unknown, P. 104139 - 104139

Published: Sept. 1, 2024

Language: Английский

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Bamboo-inspired 3D printed continuous fiber-reinforced vascular composites

Composites Communications, Journal Year: 2024, Volume and Issue: 53, P. 102219 - 102219

Published: Dec. 10, 2024

Language: Английский

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