Solid catalyst component and catalyst for olefins polymerization
US6770586B2 · kind B2 · utility
21Cited by
12References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2002 |
| Grant date | Aug 3, 2004 |
| Priority date | — |
| Expiry date | Apr 3, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F110/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Solid catalyst components and catalysts which contain (a) magnesium compound, (b) titanium tetrachloride, and (c) a phthalic acid diester or its derivative are useful in the synthesis of olefin polymers in high yields. Particularly, propylene polymers can be obtain in very high yields while retaining high stereoregularity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.