Solid cocatalyst component for olefin polymerization and catalyst system thereof
US7247686B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 17, 2002 |
| Grant date | Jul 24, 2007 |
| Priority date | — |
| Expiry date | Oct 30, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F210/16
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A solid cocatalyst for olefin polymerization in which an ion-containing compound comprising a cation expressed by [R4M]+, wherein the group R are each individually selected from the group consisting of hydrogen atom and a substituted or non-substituted hydrocarbon group having from 1 to 30 carbon atoms with the exception of an aryl group; two or more groups R may form a ring by bonding with one another; at least one of the groups R is a hydrocarbon group having from 1 to 30 carbon atoms with the exception of an aryl group; and M represents nitrogen or sulfur, and a non-coordinating anion expressed by [A] said ion-containing compound is chemically bonded to a fine particulate carrier is used.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.