Coupled polymers and manufacturing method thereof
US8481649B2 · kind B2 · utility
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3References
18Claims
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Key dates
| Filing date | Apr 6, 2010 |
| Grant date | Jul 9, 2013 |
| Priority date | — |
| Expiry date | Apr 12, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L15/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A coupled copolymer is provided. The coupled copolymer is coupled by reacting a silane coupling agent with a copolymer, where the copolymer is polymerized by a conjugated diene monomer and a vinyl aromatics monomer, and the silane coupling agent has an alkenyl group and a alkoxy group, and has a chemical Formula (I) as follows:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.