- 专利标题： Highly soluble bis-borate as binuclear co-catalysts for olefin polymerization
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申请号： US17043029申请日： 2019-03-28
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公开(公告)号： US12037440B2公开(公告)日： 2024-07-16
- 发明人: Tobin J. Marks , Yanshan Gao , Tracy L. Lohr , Matthew D. Christianson , Jerzy Klosin , Edmund M. Carnahan , Andrew J. Young
- 申请人： Dow Global Technologies LLC , Northwestern University
- 申请人地址： US MI Midland
- 专利权人： Dow Global Technologies LLC,Northwestern University
- 当前专利权人： Dow Global Technologies LLC,Northwestern University
- 当前专利权人地址： US MI Midland; US IL Evanston
- 代理机构： Dinsmore & Shohl LLP
- 国际申请： PCT/US2019/024599 2019.03.28
- 国际公布： WO2019/191440A 2019.10.03
- 进入国家日期： 2020-09-29
- 主分类号： C08F4/52
- IPC分类号： C08F4/52 ; C08F4/64 ; C08F4/659 ; C08F4/76 ; C08F10/02 ; C08F10/14
摘要：
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).
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