Method of preparing ethylene-α-olefin-diene copolymer
US8921499B2 · kind B2 · utility
2Cited by
6References
12Claims
0Family size
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Key dates
| Filing date | Jun 8, 2012 |
| Grant date | Dec 30, 2014 |
| Priority date | — |
| Expiry date | Jun 8, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/943
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a method of preparing an ethylene-α-olefin-diene copolymer and an ethylene-α-olefin-diene copolymer prepared thereby, by using a transition metal compound based on a cyclopenta[b]fluorenyl group as a catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.