Non-metallocene catalysts having tetrazol group for olefin polymerization and polymerizing method of olefin using the same
US8431660B2 · kind B2 · utility
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5References
17Claims
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Key dates
| Filing date | Dec 5, 2008 |
| Grant date | Apr 30, 2013 |
| Priority date | — |
| Expiry date | Dec 1, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F210/16
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention provides a non-metallocene transition metal compound that is easily produced, includes a tetrazol group having the high polymerization activity and high temperature stability in the polymerization of olefins, and a catalytic composition that includes the transition metal compound and a cocatalyst. In addition, the present invention provides a method for efficiently producing an olefin homopolymer or copolymer by using the catalytic composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.