Copolymer, rubber composition using same, and tire
US10781298B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | May 24, 2017 |
| Grant date | Sep 22, 2020 |
| Priority date | — |
| Expiry date | May 24, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/86
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a copolymer including a monomer unit (a) derived from isoprene and a monomer unit (b) derived from farnesene; a process for producing the copolymer including at least the step of copolymerizing isoprene with farnesene; a rubber composition including (A) the copolymer, (B) a rubber component and (C) carbon black; a rubber composition including (A) the copolymer, (B) a rubber component and (D) silica; a rubber composition including (A) the copolymer, (B) a rubber component, (C) carbon black and (D) silica; and a tire using the rubber composition at least as a part thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.