Diphenylamine salan catalyst
US8937137B2 · kind B2 · utility
21Cited by
28References
24Claims
0Family size
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Key dates
| Filing date | Nov 11, 2013 |
| Grant date | Jan 20, 2015 |
| Priority date | — |
| Expiry date | Nov 11, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F110/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Catalysts comprising Salan ligands with bridged or unbridged diphenyl amine moieties. 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.