Asymmetric fluorenyl-substituted salan catalysts
US9975973B2 · kind B2 · utility
3Cited by
39References
48Claims
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Key dates
| Filing date | Aug 19, 2016 |
| Grant date | May 22, 2018 |
| Priority date | — |
| Expiry date | Aug 19, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F4/65912
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Catalyst compounds and catalyst systems including an asymmetric Salan ligands having a fluorenyl moiety are disclosed. Methods of preparing such catalyst compounds and catalyst systems, polymerization processes using such catalysts systems and olefin polymers prepared according to such processes using the catalysts systems are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.