公开(公告)号：US4806433A

公开(公告)日：1989-02-21

申请号：US48615

申请日：1987-05-11

申请人： Toshio Sasaki ,  Takeshi Ebera ,  Kiyoshi Kawai ,  Akinobu Shiga

发明人： Toshio Sasaki ,  Takeshi Ebera ,  Kiyoshi Kawai ,  Akinobu Shiga

IPC分类号： C08F4/60 ,  C08F4/64 ,  C08F10/00

CPC分类号： C08F10/00

摘要： A solid catalyst component containing a trivalent titanium compound, obtained by reducing a titanium compound represented by the general formula Ti(OR.sup.1).sub.n X.sub.4-n (wherein R.sup.1 is a hydrocarbon group of 1 to 20 carbon atoms, X is a halogen atom, and n is a number satisfying 0