申请人:Bayer Aktiengesellschaft
公开号:US04956485A1
公开(公告)日:1990-09-11
Trialkylsilyloxy-1,1-diphenyl ethylenes corresponding to general formula I, new polymers produced therewith terminated by aryl trialkylsilyl ether groups or by phenolic hydroxyl groups and a process for the production of these polymers by anionic polymerization ##STR1## in which R.sup.1, R.sup.2 =H, C.sub.1 -C.sub.4 alkyl, OCH.sub.3, R.sup.3 =H, C.sub.1 -C.sub.4 alkyl, O--C.sub.1 -C.sub.4 alkyl, R.sup.4 =H, C.sub.1 -C.sub.4 alkyl, R.sup.5 =C.sub.1 -C.sub.4 alkyl, R.sup.6 =H, C.sub.1 -C.sub.4 alkyl.
Trialkylsilyloxy-1,1-二苯基乙烯对应于一般式I,新的聚合物由此产生,这些聚合物由芳基三烷基硅醚基团或酚羟基终止,并通过阴离子聚合法制备这些聚合物。其中,R1,R2 = H,C1-C4烷基,OCH3,R3 = H,C1-C4烷基,O-C1-C4烷基,R4 = H,C1-C4烷基,R5 = C1-C4烷基,R6 = H,C1-C4烷基。