A process for the stereospecific polymerization of an alpha-olefin and an alpha-olefin polymerization catalyst system
申请人:SHELL INTERNATIONALE RESEARCH
MAATSCHAPPIJ B.V.
公开号:EP0021478A1
公开(公告)日:1981-01-07
A process for the stereospecific polymerization of an alphaolefin with at least three carbon atoms, with a catalyst system comprising a) a titaniumhalide, and b,i) a reaction product of an organo aluminium halide and an aromatic compound or b,ii) a reaction product of an organo aluminium halide, an aromatic compound and a halogen-free organo aluminium compound, the aromatic compound being a hydroxy aromatic compound which comprises a sec. ortert. alkyl group in both ortho-positions in respect of the hydroxyl group.
一种至少有三个碳原子的α-烯烃的立体特异性聚合工艺,催化剂体系包括 a)卤化钛,和 b,i)有机卤化铝和芳香族化合物的反应产物,或 b,ii)有机卤化铝、芳香族化合物和无卤素有机铝化合物的反应产物,芳香族化合物是羟基芳香族化合物,它在羟基的两个正交位置上都含有一个仲烷基。