Invention Application
US20050059542A1 Alpha-olefin polymerization catalyst and process for producing alpha-olefin polymer
审中-公开
α-烯烃聚合催化剂和α-烯烃聚合物的制备方法
- Patent Title: Alpha-olefin polymerization catalyst and process for producing alpha-olefin polymer
- Patent Title (中): α-烯烃聚合催化剂和α-烯烃聚合物的制备方法
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Application No.: US10975814Application Date: 2004-10-29
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Publication No.: US20050059542A1Publication Date: 2005-03-17
- Inventor: Makoto Satoh , Yasuki Fujiwara , Akio Imai
- Applicant: Makoto Satoh , Yasuki Fujiwara , Akio Imai
- Applicant Address: JP Osaka
- Assignee: Sumitomo Chemical Company, Limited
- Current Assignee: Sumitomo Chemical Company, Limited
- Current Assignee Address: JP Osaka
- Priority: JP7-149030 19950615
- Main IPC: C08F4/658
- IPC: C08F4/658 ; C08F4/60 ; C08F4/642 ; C08F10/00 ; B01J31/00 ; C08F4/44
Abstract:
An α-olefin polymerization catalyst comprising (A) a solid catalyst component containing a titanium compound obtained by treating a solid product having a titanium content of 1.5% by weight or less obtained by reducing Ti(OR1)aX4-a (R1 represents a hydrocarbon group having 1 to 20 carbon atoms, X represents a halogen atom and a represents a number satisfying 0
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