Living polymerization of 1,3-butadiene with the catalyst system composed of cyclopentadienyltitanium trichloride and methylaluminoxane

被引:0
|
作者
Miyazawa, A
Kase, T
Soga, K
机构
[1] Japan Adv Inst Sci & Technol, Sch Mat Sci, Tatsunokuchi, Ishikawa 92312, Japan
[2] Japan Chem Innovat Inst, Joint Res Ctr Precis Polymerizat, Tsukuba, Ibaraki 305, Japan
[3] Natl Inst Mat & Chem Res, Dept Polymer Chem, Tsukuba, Ibaraki 305, Japan
关键词
1,3-butadiene; cyclopentadienyltitanium trichloride; methylaluminoxane;
D O I
10.1002/(SICI)1099-0518(19990315)37:6<695::AID-POLA3>3.3.CO;2-U
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
A catalyst system composed of CpTiCl3 with MAO proceeded the living polymerization of 1,3-butadiene at -25 degrees C to yield cis-polybutadiene (85% cis-content) with extremely narrow MMD (M-w/M-n = 1.04). The reaction temperature affected the cis-selectivity and living nature of the polymerization of 1,3-butadiene.
引用
收藏
页码:695 / +
页数:4
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