Process for the preparation of polyvinyl compounds
US5264606A · kind A · utility
28Cited by
7References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 9, 1992 |
| Grant date | Nov 23, 1993 |
| Priority date | — |
| Expiry date | Nov 9, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2602/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of monomeric polyvinyl compounds and/or oligomers thereof comprising: PA1 (i) preactivating a supported rhenium oxide catalyst with a hydrocarbyl metal compound; and PA1 (ii) reacting, under metathesis reaction conditions, norbornene or one or more substituted norbornenes, or mixtures thereof, with ethylene in the presence of the activated supported catalyst of step (i).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.