Copolymer, method of preparing the same, and rubber composition including the same
US11820847B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Jul 5, 2022 |
| Grant date | Nov 21, 2023 |
| Priority date | — |
| Expiry date | Jul 5, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F297/042
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An embodiment of the present specification provides a method of preparing a copolymer, which includes steps of: (a) adding a polymerization initiator to a monomer mixture including an aromatic vinyl-based monomer, a first conjugated diene-based monomer, and a farnesene monomer to initiate a reaction; and (b) adding a second conjugated diene-based monomer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.