Invention Application
- Patent Title: HIGHLY SOLUBLE BIS-BORATE AS BINUCLEAR CO-CATALYSTS FOR OLEFIN POLYMERIZATIONS
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Application No.: PCT/US2019/024599Application Date: 2019-03-28
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Publication No.: WO2019191440A1Publication Date: 2019-10-03
- Inventor: MARKS, Tobin J. , GAO, Yanshan , LOHR, Tracy L. , CHRISTIANSON, Matthew D. , KLOSIN, Jerzy , CARNAHAN, Edmund M. , YOUNG, Andrew J.
- Applicant: DOW GLOBAL TECHNOLOGIES LLC , NORTHWESTERN UNIVERSITY
- Applicant Address: 2040 Dow Center Midland, Michigan 48674 US
- Assignee: DOW GLOBAL TECHNOLOGIES LLC,NORTHWESTERN UNIVERSITY
- Current Assignee: DOW GLOBAL TECHNOLOGIES LLC,NORTHWESTERN UNIVERSITY
- Current Assignee Address: 2040 Dow Center Midland, Michigan 48674 US
- Agency: LUNN, Jennifer H. et al.
- Priority: US62/650,437 20180330
- Main IPC: C08F4/659
- IPC: C08F4/659 ; C08F10/02 ; C08F4/6592
Abstract:
Embodiments are directed to catalyst systems comprising: a procatalyst; and a co-catalyst dissolved in a non-halogenated aprotic hydrocarbon solvent, the co-catalyst comprising: a non-coordinating borate dianion having the formula: (III) and two cations, each cation being independently chosen from a cation according to formula (I) or formula (II).
Information query
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