Olefin monomer separation process
US4940833A · kind A · utility
2Cited by
15References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 29, 1988 |
| Grant date | Jul 10, 1990 |
| Priority date | — |
| Expiry date | Nov 29, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F6/001
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Olefin monomer is recovered from a liquid polymerization reaction mixture comprising olefin monomer, catalyst residue, and catalyst deactivation compounds by washing the mixture with water and then separating the organic phase and aqueous phase. The liquid mixture can also comprise soluble olefin polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.