{"title":"4-PEG接枝苯乙烯-马来酸酐交替共聚物的合成及功能化","authors":"任丽霞, 陈永明","doi":"10.1360/ZB2009-39-9-950","DOIUrl":null,"url":null,"abstract":"采用普通自由基聚合和可逆加成-断裂链转移(RAFT)自由基聚合方法合成了对位PEG取代苯乙烯(PEG- g -St)和马来酸酐的交替共聚物(P((PEG-g-St)- alt -MA)), 13C NMR分析表明PEG-g-St和马来酸酐单元采取交替的序列结构. 利用反应性基团- 马来酸酐单元的水解以及胺解可以制备功能性的PEG聚合物. 以月桂胺为模型小分子研究了该聚合物的胺解, 得到4-PEG-苯乙烯与羧酸基团以及疏水烷烃的交替序列聚合物, 该双亲聚合物在水溶液中形成组装体.","PeriodicalId":49128,"journal":{"name":"Science in China. Series B, Chemistry","volume":"688 1","pages":"950-958"},"PeriodicalIF":0.0000,"publicationDate":"2009-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Science in China. Series B, Chemistry","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1360/ZB2009-39-9-950","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
Abstract
采用普通自由基聚合和可逆加成-断裂链转移(RAFT)自由基聚合方法合成了对位PEG取代苯乙烯(PEG- g -St)和马来酸酐的交替共聚物(P((PEG-g-St)- alt -MA)), 13C NMR分析表明PEG-g-St和马来酸酐单元采取交替的序列结构. 利用反应性基团- 马来酸酐单元的水解以及胺解可以制备功能性的PEG聚合物. 以月桂胺为模型小分子研究了该聚合物的胺解, 得到4-PEG-苯乙烯与羧酸基团以及疏水烷烃的交替序列聚合物, 该双亲聚合物在水溶液中形成组装体.