Results 111 to 120 of about 20,114 (267)

Exploring the Tribological Properties of 3D Printed Polymer Composites: An Experimental Study

open access: yesPolymer Composites, EarlyView.
Tribological pin‐on‐disc testing of FDM‐manufactured pins. Pins made from PLA, TPU, bronze‐filled PLA (BRO), and their combinations were tested against a SAE 1020 steel disc to evaluate friction, wear, and surface morphology. ABSTRACT In recent years, additive manufacturing, especially 3D printing, has been gaining more space in the production of parts
G. Lasch   +10 more
wiley   +1 more source

Experimental investigation on the spectral, mechanical, and thermal behaviors of thermoplastic starch and de-laminated talc-filled sustainable bio-nanocomposite of polypropylene

open access: yesJournal of the Mechanical Behavior of Materials
This study delves into sustainable bio-nanocomposite of polypropylene (PP) with thermoplastic starch and de-laminated nano-talc as filler. Synthesis and characterization were done in two stages, at first, thermoplastic starch in the PP matrix was kept at
Goswami Rakesh   +3 more
doaj   +1 more source

Using Lignin and Spent Coffee Grounds as Bio‐Additives in 3D‐Printable Poly Lactic Acid/Multi‐Walled Carbon Nanotube Composites for Advanced Electronic Applications

open access: yesPolymer Composites, EarlyView.
Bio‐based additives derived from lignin and spent coffee grounds (SCG) are used to enhance MWCNT dispersion in PLA composites, enabling improved electrical conductivity and reliable in material extruded strain‐gauge sensors. ABSTRACT In this work, three bio‐based additives, lignin, spent coffee grounds (SCG), and oil extracted from SCG (Ox‐SCG) were ...
Silvia Lage‐Rivera   +6 more
wiley   +1 more source

Towards more sustainable material formulations: a comparative assessment of PA11-SGW flexural performance versus oil-based composites [PDF]

open access: yes, 2018
The replacement of commodity polyolefin, reinforced with glass fiber (GF), by greener alternatives has been a topic of research in recent years. Cellulose fibers have shown, under certain conditions, enough tensile capacities to replace GF, achieving ...
Ardanuy Raso, Mònica   +5 more
core   +3 more sources

Material Development and Foam Extrusion Processing of Thermoplastic Starch‐Based Compounds

open access: yesPolymer Engineering &Science, EarlyView.
Schematic representation of the project: a compound material based on thermoplastic starch and PBAT is developed for further processing in the foam extrusion process to achieve a flexible foam sheet with a low density and fine‐pored foam structure. ABSTRACT An investigation into the properties of starch‐based compounds is conducted to determine their ...
Tien Viet Anh Vu   +4 more
wiley   +1 more source

Tough, high performance, addition-type thermoplastic polymers [PDF]

open access: yes, 1992
A tough, high performance polyimide is provided by reacting a triple bond conjugated with an aromatic ring in a bisethynyl compound with the active double bond in a compound containing a double bond activated toward the formation of a Diels-Adler type ...
Pater, Ruth H.
core   +1 more source

Enhanced Active Packaging Properties Through the Incorporation of Pomegranate Seed Oil Micro‐ and Nanoparticles

open access: yesPackaging Technology and Science, EarlyView.
Biodegradable cassava starch films were developed incorporating micro‐ and nanoencapsulated pomegranate seed oil (PSO). The films exhibited enhanced mechanical flexibility, antioxidant activity and UV‐barrier properties. Particle size influenced the functional behaviour, highlighting lipid encapsulation as a key strategy to stabilize bioactive ...
Amanda Tibães Lopes   +7 more
wiley   +1 more source

Design and synthesis of Ag NPs/Cellulose nanofiber-starch nano-bio composites for packaging applications

open access: yesYanbu Journal of Engineering and Science
Addressing problems due to conventional plastics requires a comprehensive approach involving waste reduction, improved waste management practices, and the development of sustainable alternatives to conventional plastics.
Preetha Balakrishnan, Sreerag Gopi
doaj   +1 more source

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