Polymerisation of ethylene and alpha-olefins with pyridino-iminophenol complexes
US8399582B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Apr 17, 2007 |
| Grant date | Mar 19, 2013 |
| Priority date | — |
| Expiry date | Mar 25, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F11/005
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to the field of single site catalyst systems based on pyridine-iminophenol, pyridine-iminoalcohol or pyridine-iminoamine complexes and suitable for oligomerising or homo- or co-polymerising ethylene and alpha-olefins.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.