Results 31 to 40 of about 1,769 (100)

The exploitation of polymer based nanocomposites for additive manufacturing: a prospective review [PDF]

open access: yes, 2019
Additive manufacturing (AM) is a well-known technology for making real three dimensional objects, based on metal, ceramic and plastic material used for various applications. The aim of this review is to explore and offer an insight in to the state of the
Kamma-Lorger, Christina S.   +4 more
core   +3 more sources

Evaluating Dielectric Properties for Semicrystalline Thermoplastics to Analyze the Thermal and Rheological Properties in Laser‐Based Powder Bed Fusion of Plastics

open access: yesAdvanced Engineering Materials, EarlyView.
This study aims to establish a link between the dielectric properties of polyamide 12 (PA12) and its thermal and rheological properties using dielectric analysis (DEA). A standardized methodology is introduced to determine melting and crystallization temperatures.
Benedikt Burchard   +2 more
wiley   +1 more source

Impact modification of polyamide-12 through blending with liquid polybutadiene, 3 a Properties of compatibilized blends of PA12 and liquid polybutadiene

open access: yese-Polymers, 2003
Abstract Blends of polyamide 12 (PA12) and liquid polybutadiene (HTPB) compatibilized with pyromellitic anhydride (APy) were prepared by melt blending. 10%, 12% and 20% HTPB blends were prepared, with various amounts of APy. The influence of the amount of APy on the morphology of the blends was studied for a wide composition range in the 12% series ...
Claude Bunel   +2 more
openaire   +2 more sources

Carbon Fiber Reinforced Thermoplastics: From Materials to Manufacturing and Applications

open access: yesAdvanced Materials, EarlyView.
A contemporary and critical review on carbon fiber reinforced thermoplastics. The common thermoplastic and carbon fiber applied in the manufacture of carbon fiber reinforced thermoplastics are summarized, and the processing and postprocessing methods are reviewed, with emphasis on state‐of‐the‐art welding techniques.
Howard (Hao) Wang   +6 more
wiley   +1 more source

Impact modification of polyamide-12 through blending with liquid polybutadiene, 2 a Compatibilization of blends of PA12 and liquid polybutadiene with pyromellitic anhydride

open access: yese-Polymers, 2003
Abstract The compatibilizing effect of pyromellitic anhydride (APy) in blends of PA12 and liquid polybutadiene (HTPB) was investigated. Blends were prepared, with or without APy, and the efficiency of this route of compatibilization was evidenced by observation of their morphologies.
Jean-Pierre Couvercelle   +2 more
openaire   +2 more sources

High‐Pressure Homogenization: An Industrially Scalable Method for Producing PHBH Powders for Selective Laser Sintering

open access: yesAdvanced Materials Technologies, EarlyView.
This article investigates a sustainable approach to producing new powders for selective laser sintering by using high‐pressure homogenization to micronize biopolymers. The approach yields flowable, thermally stable particles with sub‐rounded morphology, enabling 3D printing of dense components with complex geometries.
Alberto Giubilini   +5 more
wiley   +1 more source

3D-Printed Polyamide 12/Styrene–Acrylic Copolymer–Boron Nitride (PA12/SA–BN) Composite with Macro and Micro Double Anisotropic Thermally Conductive Structures

open access: yesPolymers, 2023
Anisotropic thermally conductive composites are very critical for precise thermal management of electronic devices. In this work, in order to prepare a composite with significant anisotropic thermal conductivity, polyamide 12/styrene–acrylic copolymer–boron nitride (PA12/SA–BN) composites with macro and micro double anisotropic structures were ...
Minhang Chen   +11 more
openaire   +2 more sources

Composite materials with MWCNT processed by Selective Laser Sintering for electrostatic discharge applications [PDF]

open access: yes, 2022
Selective Laser Sintering (SLS) is an additive manufacturing technology that enables the production of polymeric parts for end-use applications.
Lopes, A. C.   +2 more
core   +2 more sources

Thermo‐Optical Analysis of Surface‐ and Volume‐Additivated Polymer Powders for Near‐Infrared Laser Powder Bed Fusion

open access: yesAdvanced Photonics Research, EarlyView.
Precipitated PA11 powders for laser powder bed fusion are additivated with small amounts of carbon black nanoparticles on and in the particles. The position of the nanoparticles has a strong impact on dispersion, crystallization, and thermal oxidation.
Alexander Sommereyns   +4 more
wiley   +1 more source

On the orthotropic elasto-plastic material response of additively manufactured polyamide 12 [PDF]

open access: yes, 2016
The mechanical response of polymers such as polyamide 12 (PA-12) manufactured through additive manufac-turing, is significantly affected by the layered manufacturing approach and the printer settings used during the creation of the parts.
De Baere, Ives   +2 more
core  

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