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نمایش تعداد 1-10 از 72
Effect of various efficient vulcanization cure systems on the compression set of a nitrile rubber filled with different fillers
Effect of various efficient vulcanization sulfur cure systems (EV) on the compression set of a nitrile rubber filled with carbon black and silica/silane fillers was examined. The cure systems had different amounts of thiuram ...
Fabrication of Robust Multiwalled Carbon Nanotube Buckypapers Through Crosslinking Reaction of Epoxy Chains with its Curing Agent
Vacuum filtration method was used to fabricate robust multiwalled carbon nanotube buckypapers (MWCNT-BPs). MWCNTs were functionalized by epoxy resin (diglycidyl ether of bisphenol A) to enhance their dispersibility. ...
A new formulation for polymeric separator gels for potential use in blood serum separator tubes
. Subsequently, the compounds were crosslinked through a free radical crosslinking mechanism using dicumyl peroxide (DCP). The crosslinking took place in both, an oven and as well as under microwave irradiation in normal and under pressure conditions. The FTIR...
The effect of curing system on the properties of the thermoplastic elastomer foams of ethylene-vinyl acetate copolymer and styrene-butadiene and ethylene-propylene-diene monomer rubbers
-propylenediene monomer rubbers (SBR and EPDM). The effects of crosslinking and foaming agents and EVA type on density and mechanical properties of the cured foams with two curing systems, peroxide and sulfur-peroxide with potential use in automotive applications...
The effects of peroxide and phenolic cure systems on characteristics of the filled ethylene-propylene-diene monomer rubber (EPDM)
for seal and gasket industry at elevated temperature and amine environments. These tests were essential for evaluating the durability of the gasket in a gas refinery. The FTIR spectrums revealed that the phenolic crosslink was constructed between rubber...
Investigation of physically treated recycled cross-linked polyethylene waste foam for automotive insulator
Nowadays recycle of thermoset polymers has attracted for reducing environmental pollution and preserving natural resources. The main purpose of this article is to investigate possible use of recycled commercial cross-linked polyethylene (XLPE) waste...
Comparing Effects of Silanized Silica Nanofiller on the Crosslinking and Mechanical Properties of Natural Rubber and Synthetic Polyisoprene
and
activator, which helped to form sulfur chemical bonds between the rubber and filler.
Different amounts of accelerator and activator were needed to fully crosslink the
...
Influence of process variables on chemical devulcanization of sulfur-cured natural rubber
selective scission of sulfur crosslinks
were observed, however, both longer of the reaction time and higher concentrations of the devulcanizing
agent process resulted non-selective chain scission. Mechanical properties of the devulcanized and...