- Patent Title: Polymerization catalyst composition and method of employing same
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Application No.: US15517995Application Date: 2015-10-10
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Publication No.: US11124589B2Publication Date: 2021-09-21
- Inventor: Zengquan Qin , James H. Pawlow , Christine M. Rademacher
- Applicant: Bridgestone Corporation
- Applicant Address: JP Chuo-ku
- Assignee: Bridgestone Corporation
- Current Assignee: Bridgestone Corporation
- Current Assignee Address: JP Chuo-ku
- Agent Meredith E. Hooker; David G. Burleson
- International Application: PCT/US2015/055041 WO 20151010
- International Announcement: WO2016/057985 WO 20160414
- Main IPC: C08F236/06
- IPC: C08F236/06 ; C08F136/06 ; C08F2/60 ; C08F4/44 ; C08L9/00
Abstract:
The cis-1,4 mer content of conjugated diene mer in polymers can be increased by adding any of a class of morpholine compounds to a catalyst composition that includes a lanthanide metal atom.
Public/Granted literature
- US20170291977A1 Polymerization Catalyst Composition And Method Of Employing Same Public/Granted day:2017-10-12
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