Long-bridged salen catalyst
US9200100B2 · kind B2 · utility
19Cited by
29References
26Claims
0Family size
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Key dates
| Filing date | Jun 6, 2014 |
| Grant date | Dec 1, 2015 |
| Priority date | — |
| Expiry date | Jun 6, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F4/65912
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Catalysts comprising long-bridged salen ligands comprising an imino-phenylene-alkylene-imino or an imino-napthalenylene-alkylene-imino bridged salen compound. Also, catalyst systems comprising the catalyst and an activator; methods to prepare the ligands, catalysts and catalyst systems; processes to polymerize olefins using the catalysts and/or catalyst systems; and the olefin polymers prepared according to the processes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.