Initiator system for cationic polymerization of olefins
US11168100B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Dec 14, 2017 |
| Grant date | Nov 9, 2021 |
| Priority date | — |
| Expiry date | Dec 14, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2500/03
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A Brønsted-Lowry acid initiator system for cationic polymerization of an ethylenically unsaturated monomer involves an initiator having a structure of Formula (I) in an anhydrous polymerization medium:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.