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임시보관함
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임시보관함
검색간략리스트
1.
Electron Spin Resonance Study on Chemical Crosslinking Reaction Mechanisms of Polyethylene using a Chemical Agent. V. Comparison with Polypropylene and Ethylene-Propylene Copolymer - The chemical reaction process of polypropylene (PP), ethylene-propylene copolymer (EPM), and ethylene-propylene-diene copolymer (EPDM) crosslinking induced by dicumyl peroxide (DCP) was studied using electron spin resonance (ESR) at high temperature. The radical species detected in PP were alkyl type radicals, formed by the abstraction of hydrogen atoms from the tertiary carbon of polymer chains. For EPDM containing a diene component, the radicals were trapped at double bonds in this diene component to form allyl radicals. The resolutions of these spectra were extremely clear; hence, isotropic spectra of these polymer radicals were obtained/
/ Yamazaki, T / John Wiley & Sons / Journal of polymer science Part A Polyme / p.3383-3389 / 2000
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