Results 41 to 50 of about 4,081 (185)

Acrylonitrile Styrene Acrylate (ASA) With Optimized Aluminum Oxide (Al2O3) Nanofiller Content for MEX Additive Manufacturing: Thermomechanical, Rheological, and Quality Metrics

Polymer Composites, EarlyView.
Characterization processes for ASA/Al2O3 nanocomposites in MEX 3D printing. ABSTRACT As additive manufacturing (AM) continues to expand, the demand for durable components for outdoor applications is increasing. Acrylonitrile styrene acrylate (ASA), a weather‐resistant polymer, is widely used in these applications, and improving its performance could ...
Nectarios Vidakis, Markos Petousis, Nikolaos Michailidis, Emmanuel Stratakis, Vassilis M. Papadakis, Maria Spyridaki, Aikaterini Gkagkanatsiou, Apostolos Argyros, Nektarios K. Nasikas   +8 more
wiley   +1 more source

Antibacterial activity and cytocompatibility of Cu-coated PETG for clear aligner applications

Frontiers in Bioengineering and Biotechnology
Prolonged wear of clear aligners may promote plaque accumulation and increase the risks of enamel demineralization and gingival inflammation. In this study, a copper (Cu) coating was fabricated on polyethylene terephthalate glycol (PETG) by magnetron ...
Zongfei Chen, Sihang Chen, Pengcheng Huang, Jingjing Su, Linyu Xu   +4 more
doaj   +1 more source

A Study on the Wear Phenomena of PLA and PETG Materials for 3D Printing in Non-lubricated Condition [PDF]

한국정밀공학회지
With the recent development of 3D printing technology, various 3D printing materials have been developed and used. To utilize 3D-printed products with mechanical parts, studies on friction and wear characteristics according to relative motion between ...
Yonsang Cho, Hyunseop Lee
doaj   +1 more source

Experimental and Numerical Thermo‐Mechanical Characterization of Polylactic Acid Fabricated by Fused Filament Fabrication

Polymer Engineering &Science, EarlyView.
Experimental and numerical framework for characterizing the thermomechanical response of polylactic acid fabricated by fused filament fabrication. ABSTRACT This study investigates the thermomechanical response of polylactic acid (PLA) specimens fabricated by fused filament fabrication (FFF) at two nozzle temperatures (190°C and 230°C), while mechanical
B. Hanželič, B. Nečemer, S. Glodež, G. Harih   +3 more
wiley   +1 more source

Performance Evaluation of Compression‐Molded Recycled Mixed Plastic Fractions From Light Packaging

Polymer Engineering &Science, EarlyView.
Mixed HDPE/PP bottle‐cap waste was successfully processed through closed‐loop mechanical recycling. The recycled blends maintained stable thermal, rheological, and mechanical performance over multiple cycles, demonstrating the feasibility of valorizing heterogeneous polyolefin waste without advanced polymer separation.
Raquel Ortega, José Ramón Cárdenas, Rubén Paz, Pablo Bordón, Mario Monzón   +4 more
wiley   +1 more source

Process‐Structure‐Morphing Coupling in Thermally Activated ABS 4D Printing

Polymer Engineering &Science, EarlyView.
Graphical abstract illustrating thermally induced shape morphing in FDM‐printed ABS beams. ABSTRACT Predictable thermally induced morphing in fused deposition modeled thermoplastics remains difficult because the deformation response is highly sensitive to processing and activation conditions.
Grigorios Kostopoulos, Stelios K. Georgantzinos   +1 more
wiley   +1 more source

Valorization of recycled fine powder glass (RFPG) in additive manufacturing: Optimization of the RFPG content in polyethylene terephthalate glycol (PETG) and multi-response analysis

Cleaner Materials
A cyclic economy and sustainability-driven production are key aspects of the industry. Recycled feedstocks are steadily replacing virgin materials to produce parts and as sustainable additives to develop eco-friendly composites. The reinforcing potential
Markos Petousis, Nikolaos Michailidis, Václav Kulas, Vassilis Papadakis, Mariza Spiridaki, Nikolaos Mountakis, Apostolos Argyros, John Valsamos, Emmanouel Stratakis, Nectarios Vidakis   +9 more
doaj   +1 more source

Enhancing PET Printability via Solid‐State Polymerization: Structure‐Processing‐Properties Relationships

Polymer Engineering &Science, EarlyView.
Solid‐state polymerization (SSP) enhances rheological properties, filament stability, and adjusts crystallization issues for improved PET 3D printability. ABSTRACT This paper aims to investigate the impact of solid‐state polymerization (SSP) on the printability of PET for 3D printing.
Benjamin Sandei, Noah Nohadani, Cécile Nouvel, Valérie Massardier‐Nageotte, Claire Barrès, Mohamed Yousfi   +5 more
wiley   +1 more source

Evaluation of thermoplastic composites for the manufacture of H-Darrieus wind Turbine blades on a laboratory scale

Journal of Materials Research and Technology
Wind energy is one of the most widely produced sources of renewable and clean electricity. However, the blades of wind turbines pose a significant environmental challenge due to the difficulty in recycling them. To address this issue, research is focused
Andres F. Olivera, Edwin L. Chica, Henry A. Colorado   +2 more
doaj   +1 more source

A Decision-Making Carbon Reinforced Material Selection Model for Composite Polymers in Pipeline Applications

Advances in Polymer Technology, 2023
Pipes are manufactured primarily through the extrusion process. One of the material extrusion processes in recent digital manufacturing is additive manufacturing’s fusion deposition modeling.
Mohammed Ahmed Mustafa, S. Raja, Layth Abdulrasool A. L. Asadi, Nashrah Hani Jamadon, N. Rajeswari, Avvaru Praveen Kumar   +5 more
doaj   +1 more source