Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and use
US6703455B1 · kind B1 · utility
3Cited by
7References
69Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2001 |
| Grant date | Mar 9, 2004 |
| Priority date | — |
| Expiry date | Feb 7, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F4/6548
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for the preparation of an olefin polymerization catalyst component containing a magnesium dihalide, a titanium tetrahalide, and a dicarboxylic acid di- oligo- or polyester as internal electron donors is disclosed. A catalyst component and its use for the polymerization of &agr;-olefins such as propene are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.