Functional ethylene and 1,3-butadiene copolymer
US11155656B2 · kind B2 · utility
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Key dates
| Filing date | Jun 6, 2018 |
| Grant date | Oct 26, 2021 |
| Priority date | — |
| Expiry date | Jun 6, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2810/40
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An ethylene/1,3-butadiene copolymer containing ethylene units, butadiene units and UD units of cyclic, 1,2-cyclohexanediyl structure, and bearing, at one of its chain ends, an alkoxysilyl or silanol function, functional group F1 is provided. The UD units of cyclic structure are of the following formula:
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