Catalytic preparation of polyketone from carbon monoxide and olefin
US4835250A · kind A · utility
67Cited by
9References
13Claims
0Family size
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Inventor
Key dates
| Filing date | Sep 18, 1986 |
| Grant date | May 30, 1989 |
| Priority date | — |
| Expiry date | Sep 18, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G67/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Copolymers of ethylene and CO(polyketones) are produced by copolymerization in the presence of a catalyst comprising palladium, cobalt or nickel, a bidentate phosphine ligand and a non-coordinating anion, e.g., derived from p-toluene sulfonic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.