Catalyst system for the polymerization of olefins
US7314903B2 · kind B2 · utility
37Cited by
1References
20Claims
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Key dates
| Filing date | Jul 9, 2003 |
| Grant date | Jan 1, 2008 |
| Priority date | — |
| Expiry date | Jul 9, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F110/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An organometallic compound obtainable by contacting: a compound having the following formula (I), wherein: Ra is a hydrocarbon radical; Rb, Rc and Rd, are hydrogen atoms, halogen atoms, or hydrocarbon radicals; with a Lewis acid of formula (II) MtR13 (II) wherein Mt is a metal belonging to Group 13 of the Periodic Table of the Elements; R1 are selected from the group consisting of halogen atoms, halogenated C6–C20 aryl and halogenated C7–C20 alkylaryl groups
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.