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因子分析法和FTIR光谱法研究聚甲基丙烯酸正十八酯和聚醋酸乙烯酯的共混
引用本文:石明孝,林贤福,刘敏,黄艾华,金刚,陈耀祖.因子分析法和FTIR光谱法研究聚甲基丙烯酸正十八酯和聚醋酸乙烯酯的共混[J].应用化学,1989(3).
作者姓名:石明孝  林贤福  刘敏  黄艾华  金刚  陈耀祖
作者单位:浙江大学分析测试中心,浙江大学分析测试中心,浙江大学分析测试中心,浙江大学分析测试中心,浙江大学分析测试中心,兰州大学化学系 杭州,杭州,杭州,杭州,杭州
摘    要:聚甲基丙烯酸正十八酯P(n-OMA)]是梳状聚合物,玻璃化温度很低(173K),与其他聚合物共混的热行为的研究需在液氮下进行.本文应用Koenig的因子分析法和FTIR光谱法,在常温下判别了P(n-OMA)与聚醋酸乙烯酯(PVA)的共混相容性,用分峰技术准确定量了它们的相互作用,讨论了影响相互作用的因素。并用DTA谱验证了所得的结论.

关 键 词:因子分析法  FTIR光谱法  聚甲基丙烯酸正十八酯-聚醋酸乙烯酯共混物

FACTOR ANALYSIS AND FOURIER TRANSFORM INFRARED SPECTRA OF BLEND OF POLY(n-OCTADECANYL METHACRYLATE)AND POLY(VINYL ACETATE)
Shi Mingxiao,Lin Xianfu,Liu Min,Huang Aihua,Jin Gang,Chen Yaozu Instrument Analysis and Research Center,Zhejiang University,Hangzhou.FACTOR ANALYSIS AND FOURIER TRANSFORM INFRARED SPECTRA OF BLEND OF POLY(n-OCTADECANYL METHACRYLATE)AND POLY(VINYL ACETATE)[J].Chinese Journal of Applied Chemistry,1989(3).
Authors:Shi Mingxiao  Lin Xianfu  Liu Min  Huang Aihua  Jin Gang  Chen Yaozu Instrument Analysis and Research Center  Zhejiang University  Hangzhou
Institution:Shi Mingxiao,Lin Xianfu,Liu Min,Huang Aihua,Jin Gang,Chen Yaozu Instrument Analysis and Research Center,Zhejiang University,Hangzhou Department of Chemistry,Lanzhou University
Abstract:The number of components in the blend of poly(n-octudecanyl methacrylate)(P n-OMA)and poly(vinyl acetate) (PVA) was determined by factor analysis and FTIR spectrophoto-metry. The results indicated that it is a compatible system.Three peaks between 1600cm~(-1) and1800cm~(-1) in the (P n-OMA)/PVA system,which correspond to carbonyl group of (P n-OMA)PVA and the interaction of (P n-OMA) with PVA respectively, were revealed by least-square curve-fitting (peak resolving) method.The interaction spectrum was used to analyze theblend system for the magnitude of the interaction as a function of composition.The maxi-mum interacticn was at 60wt% of (P n-OMA).
Keywords:Factor analysis  FTIR spectrophotometry  Blend of poly(n-octadecanyl methacrylate) and poly(vinyl acetate)  
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