ASSOCIATION OF ETHYLENE—VINYL ACETATE COPOLYMER IN DILUTE SOLUTIONS Ⅲ. CRITICAL ASSOCIATION CONCENTRATION

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摘要 Associationbehaviorofethylenevinylacetate(EVA)copolymerinfoursolvents1,2-dichloroethane(DCE),cyclohexane(CYH),xylene(XYL)andchloroform(CF)hasbeeninvestigatedbydilutesolutionviscometryThecriticalassociationconcen-tration(CA)wasdeterminedatwhichtheincipientdecreaseinslopeoftheηsp/C~Ccurveinsolutionsatthediluteregime.OurresultsshowedthatwhethertheCAcouldexistdependsonsolventproperty.ThevaluesofCAinDCEincreasewithincreasing,oftemperatureandvinylacetate(VA)contentinEVAanddecreasingofmolecularweightofEVA.
机构地区 不详
出版日期 1998年04月14日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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