Removal of catalyst residues from carbon monoxide/olefin polymers with catalyst complexing agent
US4855400A · kind A · utility
9Cited by
6References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 10, 1988 |
| Grant date | Aug 8, 1989 |
| Priority date | — |
| Expiry date | Mar 10, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F6/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A linear alternating polymer of carbon monoxide and at least one ethylenically unsaturated hydrocarbon having enhanced purity is produced by contacting the polymer, subsequent to polymerization but prior to recovery from the polymerization mixture, with a complexing agent for palladium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.