Method of preparing a treated support
US7262259B2 · kind B2 · utility
33Cited by
6References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 2007 |
| Grant date | Aug 28, 2007 |
| Priority date | — |
| Expiry date | Feb 6, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F210/16
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This invention relates to a method to polymerize olefins comprising contacting a solid aluminum or solid titanium compound with a supported catalyst compound, heating the solid aluminum or solid titanium compound to cause the solid compound to vaporize, optionally activating the support by oxidation, thereafter contacting the activated support with one or more olefin monomers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.