发明授权
US5077250A Olefin polymerization catalyst and process for producing ethylene
copolymers
失效
烯烃聚合催化剂和生产乙烯共聚物的方法
- 专利标题： Olefin polymerization catalyst and process for producing ethylene copolymers
- 专利标题（中）： 烯烃聚合催化剂和生产乙烯共聚物的方法
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申请号： US513941申请日： 1990-04-24
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公开(公告)号： US5077250A公开(公告)日： 1991-12-31
- 发明人: Yoshihiro Miyoshi , Hiroyuki Shiraishi , Takeshi Ebara , Toshio Sasaki , Kiyoshi Kawai
- 申请人： Yoshihiro Miyoshi , Hiroyuki Shiraishi , Takeshi Ebara , Toshio Sasaki , Kiyoshi Kawai
- 申请人地址： JPX Osaka
- 专利权人： Sumitomo Chemical Company, Limited
- 当前专利权人： Sumitomo Chemical Company, Limited
- 当前专利权人地址： JPX Osaka
- 优先权： JPX1-115672 19890508
- 主分类号： C08F210/02
- IPC分类号： C08F210/02 ; C08F4/60 ; C08F4/646 ; C08F4/656 ; C08F4/658 ; C08F10/00 ; C08F210/00 ; C08F210/16
摘要：
An olefin polymerization catalyst comprising:(A) a solid catalyst component containing a trivalent titanium, which is represented by the composition formulaMg.sub.m Ti(OR).sub.n X.sub.p [ED].sub.q (wherein R is a hydrocarbon group having 1 to 20 carbon atoms, X is a halogen, ED is a electron donative compound, and m, n, p and q are each a number satisfying 1.ltoreq.m.ltoreq.51, 0
公开/授权文献
- US4515996A Telephone circuit 公开/授权日：1985-05-07