POLYMERIZATION OF ISOBUTYL VINYL ETHER CATALYSED BY DINUCLEAR HALF-TITANOCENES  

作　　者：Nguyen Thi Le Thanh Seok Kyun Noh Won Seok Lyoo Dong-Ho Lee 

机构地区：[1]School of Display and Chemical Engineering,Yeungnam University,214-1 Daedong,Gyeongsan,Gyeongbuk 712-749,Korea [2]School of Textiles,Yeungnam University,214-1 Daedong,Gyeongsan,Gyeongbuk 712-749,Korea [3]Department of Polymer Science,Engineering College,Kyungpook National University,Daegu 702-701,Korea

出　　处：《Chinese Journal of Polymer Science》2008年第5期611-620,共10页高分子科学（英文版）

基　　金：the Korea Ministry of Commerce,Industry,and Energy(Grant RTI04-01-04,Regional Technology Innovation Program).

摘　　要：Polymerization of isobutyl vinyl ether(IBVE)has been studied with mononuclear half-titanocene,CpTiCl_3[1]and dinuclear half-titanocenes,[(C_5H_4)_2(CH_2)_n][(TiCl_3)_2][2(n=3),3(n=6)],and[(C_5H_4)_2(CH_2)_n[(TiCl_2OR_2](R=2,6- diisopropylphenoxyl)[4(n=3),5(n=6)],in the presence of methyl aluminoxanes(MAO)as cocatalyst in methylene chloride.The influences of the length of polymethylene brigde and the substitution of aryloxy group at the metal center have been investigated at three polymerization temperature(...Polymerization of isobutyl vinyl ether(IBVE)has been studied with mononuclear half-titanocene,CpTiCl_3[1]and dinuclear half-titanocenes,[(C_5H_4)_2(CH_2)_n][(TiCl_3)_2][2(n=3),3(n=6)],and[(C_5H_4)_2(CH_2)_n[(TiCl_2OR_2](R=2,6- diisopropylphenoxyl)[4(n=3),5(n=6)],in the presence of methyl aluminoxanes(MAO)as cocatalyst in methylene chloride.The influences of the length of polymethylene brigde and the substitution of aryloxy group at the metal center have been investigated at three polymerization temperature(...

关 键 词：Dinuclear half-titanocene Poly（isobutyl vinyl ether） Vinyl ether polymerization by metallocene Stereoregularity control by metallocene. 

分 类 号：O631.5[理学—高分子化学]