Method for preparation of polyolefins containing exo-olefin chain ends
US7420019B2 · kind B2 · utility
20Cited by
14References
49Claims
0Family size
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Key dates
| Filing date | Aug 19, 2005 |
| Grant date | Sep 2, 2008 |
| Priority date | — |
| Expiry date | Sep 20, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2810/40
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention is directed to a method for preparation of polyolefins containing exo-olefin chain ends. The method involves quenching a cationic quasi-living polyolefin polymer system with one or more hindered secondary or tertiary amines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.