Process for preparing copolymers and blend compositions containing the same
US7166676B2 · kind B2 · utility
39Cited by
77References
19Claims
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Key dates
| Filing date | Jun 7, 2002 |
| Grant date | Jan 23, 2007 |
| Priority date | — |
| Expiry date | Oct 20, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for the preparation of blends including an ethylene copolymer by copolymerizing ethylene and at least one comonomer selected from a compound represented by the formula H2C═CHR wherein R is an alkyl group or an aryl group, and a diene, in the presence of a solid catalyst system comprising a support, a transition metal compound and an activator capable of converting the transition metal compound into a catalytically active transition metal complex.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.