Metallocene and half sandwich dual catalyst systems for producing broad molecular weight distribution polymers
US9273159B2 · kind B2 · utility
6Cited by
63References
20Claims
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Key dates
| Filing date | Sep 23, 2014 |
| Grant date | Mar 1, 2016 |
| Priority date | — |
| Expiry date | Sep 23, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2410/07
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed herein are polymerization processes for the production of olefin polymers. These polymerization processes can use a dual catalyst system containing a zirconium or hafnium based metallocene compound and a titanium based half-metallocene compound containing an indenyl group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.