Results 161 to 170 of about 596,499 (212)

Recent Advances in High-Performance Bioinspired Sustainable Materials for Automotive Applications. [PDF]

open access: yesMaterials (Basel)
Kumari K   +6 more
europepmc   +1 more source

Hygrothermal aging behavior and aging mechanism of carbon nanofibers/epoxy composites

Construction and Building Materials, 2021
Abstract In this study, carbon nanofibers (CNFs)/epoxy composites incorporating different contents of CNFs were fabricated and immersed in distilled water for 180 days. Water absorption test, tensile tests, scanning electron microscopy (SEM) observation, dynamic mechanical analysis (DMA), and Fourier transform infrared (FTIR) spectroscopy were ...
Baoguo Han, Yanlei Wang, Baolin Wan
exaly   +3 more sources

Hygrothermal aging of Nafion®

Journal of Membrane Science, 2009
The membrane durability is a critical issue for the development of Proton Exchange Membrane Fuel Cells (PEMFC). Since PEMFC in situ tests were not conclusive to determine Nafion (R) membrane degradation mechanism, ex situ aging tests were performed on Nafion (R) 112 in practical fuel cell usage conditions.
Collette, F. M.   +3 more
openaire   +2 more sources

HYGROTHERMAL AGEING OF PA 6,6

AIP Conference Proceedings, 2010
Polyamides are moderately polar polymers absorbing significant amounts of moisture in wet environments. As an example, PA 6,6 uptakes more than 8% by weight of moisture at ambient temperature in 100% RH. In addition, amide is a well‐known hydrolysable group. It is thus suspected that such a polymer perishes by hygrothermal degradation.
Chaker El Mazry   +5 more
openaire   +1 more source

Hygrothermal aging of a filled epoxy resin

2007 IEEE International Conference on Solid Dielectrics, 2007
The hygrothermal conditioning of an epoxy resin at 80degC under 80% RH has been followed by weight measurements, therm ogravimetric analysis (TGA) and dynamical mechanical analysis (DMA). The samples are either filled with 60% by weight of silica flour or are not filled.
E. Brun   +4 more
openaire   +1 more source

Hygrothermal aging of an adhesive reinforced with microparticles of cork

Journal of Adhesion Science and Technology, 2015
In the present study, natural microparticles of cork are used with the objective to increase the toughness of a brittle epoxy adhesive. The cork particles act as a crack stopper, leading to more energy absorption. This fact occurs because cork presents a remarkable combination of properties (low density, low cost and sustainability of the raw material).
Andreas Öchsner, L F M da Silva
exaly   +3 more sources

Hygrothermal Aging Effects in Cured Epoxies

British Polymer Journal, 1986
AbstractThe effect of relatively severe hygrothermal aging on the sorption and also the diffusion of water at 40°C has been studied for a number of epoxy networks comprising tetraglycidyl 4,4′‐diaminodiphenyl methane, and the curing agent 4,4′‐diaminodiphenyl sulphone, 4,4′‐diaminodiphenyl methane and 2,2′‐dichloro‐4,4′‐diaminodiphenyl methane.
James A. Barrie   +3 more
openaire   +1 more source

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