نتایج جستجو برای: a diglycidyl ether
تعداد نتایج: 13438663 فیلتر نتایج به سال:
The tensile fracture mechanics and thermo-mechanical properties of mixtures composed two kinds epoxy resins different chemical structures functional groups were studied. base resin was a bi-functional based on diglycidyl ether bisphenol-A (DGEBA) the other (a) distilled triglycidylether meta-amino phenol (b) 1, 6–naphthalene di (c) fluorene epoxy. This research shows that small number multifunc...
Abstract Thermosetting epoxy resin polymer with cycloaliphatic amines curing agent has been widely used for a composite matrix carbon fiber reinforcement. The utilization was increased due to the superior performance of this compared other polymers. However, changing operational environment potentially reduced performance, which most likely begins degradation. This research applies thermal trea...
Polyetheretherketone (PEEK) has favorable biomechanical properties to be used as an implant material. Unfortunately, it is hydrophobic and does not promote cellular adhesion, which could result in poor integration with bone tissue. Bio-functionalization of PEEK surface osteogenic peptides derived from extracellular matrix proteins excit-ing approach encourage formation around the implant. In cu...
Owing to the requirement for environmental protection, water-based coatings have become a significant trend in development of coatings. The epoxy curing agent has also hot research topic. In this study, B-A-B compound with long hydrophobic alkyl chain connected intermediate nitrogen atom was synthesized at both ends molecule using ethylene glycol diglycidyl ether and 3,4-dimethoxyaniline as raw...
Traditional materials are being constantly replaced by synthetic polymers, most of which highly flammable. Epoxy resins versatile and among the important class due to their multiple crosslinking capacity endowed oxirane ring, applications ranging from adhesives aeronautics. This study investigates comparative effect three hardeners (aromatic, cycloaliphatic, aliphatic) addition an oligophosphon...
Epoxy composite coatings are used to reduce friction in mechanical components. The epoxy composites at high temperatures cause serious frictional effects due poor surface characteristics. Hence, there is a need find substitute improve their behaviour high-temperature conditions. Adding fillers and lubrication key solutions tribological properties. In this research work, diglycidyl ether of bisp...
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