Rubber composition comprising a block-copolymer
US12037437B2 · kind B2 · utility
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20Claims
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Inventors
Key dates
| Filing date | Mar 23, 2022 |
| Grant date | Jul 16, 2024 |
| Priority date | — |
| Expiry date | Oct 13, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2438/03
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention is directed to a rubber composition comprising an elastomer, a filler, and a block-copolymer. According to the invention, the block-copolymer comprises (i) an elastomer block and (ii) a thermoplastic block comprising a poly alkylacrylate, wherein the alkylacrylate comprises a polycyclic substituent at its single bonded oxygen atom. Moreover, the present invention is directed to a block-copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.