Results 41 to 50 of about 50,128 (381)

Anti-Frothing Effect of Poultry Feathers in Bio-Based, Polycondensation-Type Thermoset Composites

Applied Sciences, 2020
The formation of polycondensation-type thermoset resins from natural reactants such as citric and glutaric acid, as well as 1,3-propanediol and glycerol, was studied. Monitoring the mass loss by thermogravimetric analysis (TGA) allowed the rate constants
Markus Brenner, Crisan Popescu, Oliver Weichold   +2 more
doaj   +1 more source

Designed-in molecular interactions lead to superior thermo-mechanical properties in nanocomposites [PDF]

, 2011
The effect of the nanofiller chemistry on the mechanical behaviour of thermoset polymer matrix nanocomposites is investigated. The interaction between a crosslinked polymer resin and the reinforcing nanofibers driven by their chemistry is revealed by ...
Atılgan, Ali Rana, Atilgan, Ali Rana, Atılgan, Canan, Atilgan, Canan, Bilge, Kaan, Menceloglu, Yusuf Z., Menceloğlu, Yusuf Z., Ozden Yenigun, Elif, Papila, Melih, Özden Yenigün, Elif   +9 more
core   +1 more source

Green Picosecond Laser Machining of Thermoset and Thermoplastic Carbon Fiber Reinforced Polymers

Micromachines, 2021
There has been an increase in demand for the development of lightweight and high-strength materials for applications in the transportation industry. Carbon fiber reinforced polymer (CFRP) is known as one of the most promising materials owing to its high ...
Insung Choi, Su-Jin Lee, Dongsig Shin, Jeong Suh   +3 more
doaj   +1 more source

Additive Functionalization: Combining the Benefits of Additive Manufacturing and Conventional Composite Production by Overprinting

Engineering Proceedings
Additive functionalization is a novel additive manufacturing approach that aims to combine design freedom and process agility at low tooling costs through thermoplastic additive extrusion with the extraordinary performance of conventionally manufactured ...
Fabian Kühnast, Malte Kürzel
doaj   +1 more source

Effects of reactive and non-reactive tackifying agents on mechanical neat resin and composite performance for preforming processes and Liquid Resin Infusion (LRI) techniques

Advanced Manufacturing: Polymer & Composites Science, 2023
Preforming processes can be used for automated manufacturing of fiber reinforced polymers. Different technologies are used for processing of dry textile fabrics into 2D or 3D preforms. Due to missing tack of dry fabrics, auxiliary binder systems are used
Florian Helber, Stefan Carosella, Peter Middendorf   +2 more
doaj   +1 more source

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

Advanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner, Raja Bade, Valentin Ackermann, Roja M. Baumann, Corvin Bischoff, Jona F. Ebeling, Oskar Glenz, Marlo Groh, Jonathan Groth, Finja Hiller, Tom Hirschmüller, Felix Menke, Syntcha Ngantchou Lecdou, Mika Ohler, Daniel Rafii Vardiny, Darius Richter, Dario Röper, Henrik Schumacher, Theresa Stein, Benjamin Vorbeck, Elisabeth Wermter, Kay Kölzig, Jörg Müssig   +22 more
wiley   +1 more source

Effects of Adhesive Type and Surface Preparation on the Mechanical Strength of Thermoplastic and CFRP Structures

Gazi Üniversitesi Fen Bilimleri Dergisi
Composite materials are widely used in industries for their lightweight, durability, and flexibility. Carbon fiber-reinforced composites are particularly demanded and used in aerospace, automotive, and space industries due to their high strength and low ...
Emin Öztürk, Mert Kılınçel, Gülden Kabakçı, Ahmet Kömürcü   +3 more
doaj   +1 more source

Surface Optimization of Micro-Integrated Reflective Optical Elements by Thermoset Injection Molding

Applied Sciences, 2020
Thermoset materials offer a multitude of advantageous properties in terms of shrinkage and warpage as well as mechanical, thermal and chemical stability compared to thermoplastic materials.
Thomas Guenther, Lars Diegel, Marcel Roeder, Marc Drexler, Mehmet Haybat, Peter Wappler, Mahdi Soltani, André Zimmermann   +7 more
doaj   +1 more source

Fabrication of Multifunctional FeSi Gyroid Lattice Composites via Additive Manufacturing and Polymer Infiltration

Advanced Engineering Materials, EarlyView.
A two‐step approach combining laser powder bed fusion of FeSi electrical steel with Bakelite infiltration enables the fabrication of multifunctional gyroid lattice composites. The resulting structures exhibit high strength, magnetic anisotropy, and complete polymer infiltration, demonstrating a simple and scalable route toward lightweight, mechanically
Angelo F. Andreoli, Mayumi A. Nakahashi, Vitor E. Pinotti, Felipe O. C. Bernardo, Lidiane C. Costa, Francisco G. Coury, Ronei C. de Oliveira, Adilson J. A. de Oliveira, Carlos E. H. Ventura, Piter Gargarella   +9 more
wiley   +1 more source

Physical properties of some unfilled resins employed in semiconductor packages

Cogent Engineering, 2018
We have performed thermo-mechanical and electrical tests on epoxy resin samples used for semiconductor packaging applications. The reported resins are commonly used in Texas Instrument Incorporated products.
Enis Tuncer, Alex Hernandez-Luna
doaj   +1 more source