Mixed catalyst system
US6258903A · kind A · utility
58Cited by
32References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 1998 |
| Grant date | Jul 10, 2001 |
| Priority date | — |
| Expiry date | Dec 18, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F4/65925
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This invention relates to a process to polymerize olefins comprising reacting olefins with a combined catalyst system comprising a hydrogen generating olefin polymerization catalyst and from 10 ppm to 10 weight % of at least one hydrogen consuming olefin polymerization catalyst system, based upon the weight of the total catalyst present, not including any activators or supports.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.