Neutral nickel complexes for olefin polymerization
US6174976A · kind A · utility
13Cited by
14References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 24, 1998 |
| Grant date | Jan 16, 2001 |
| Priority date | — |
| Expiry date | Feb 24, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F110/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided are novel olefin polymerization catalysts based on neutral nickel complexes of bidentate ligands containing a nitrogen atom and an oxygen atom and a process for the preparation of polyolefins using such catalysts. Preferred ligands possess imine and carboxylate groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.