High efficiency solution polymerization process
US8202953B2 · kind B2 · utility
23Cited by
63References
22Claims
0Family size
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Key dates
| Filing date | Apr 24, 2007 |
| Grant date | Jun 19, 2012 |
| Priority date | — |
| Expiry date | Apr 27, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/905
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A catalyst composition comprising a zirconium complex of a polyvalent aryloxyether and an alumoxane, polymerization processes employing the same, especially the continuous, solution polymerization of ethylene and one or more C3-30 olefins or diolefins to prepare copolymers having reduced cocatalyst by-product content, are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.