Methods for controlling dual catalyst olefin polymerizations with an organozinc compound
US8680218B1 · kind B1 · utility
34Cited by
35References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Jan 30, 2013 |
| Grant date | Mar 25, 2014 |
| Priority date | — |
| Expiry date | Feb 26, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2410/01
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Methods for controlling properties of an olefin polymer using an organozinc compound are disclosed. The HLMI/MI shear ratio of the polymer can be decreased and the Mz/Mw ratio of the polymer can be increased via the addition of the organozinc compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.