Tetravalent chromium alkoxide polymerization catalyst and method
US4016343A · kind A · utility
18Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 22, 1975 |
| Grant date | Apr 5, 1977 |
| Priority date | — |
| Expiry date | Aug 22, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F10/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A catalyst for polymerizing one or more 1-olefins prepared by activating with a dry gas that contains oxygen a mixture of a finely divided support and a tetravalent alkoxide of chromium. The disclosure also includes the method of making the catalyst and methods of polymerizing olefins with the catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.