Anionic polymerization initiator having anionic terminal comprising amine group, production method for modified conjugated diene-based copolymer using same, and rubber composition comprising modified conjugated diene-based copolymer produced in accordance therewith
US9718899B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Nov 20, 2015 |
| Grant date | Aug 1, 2017 |
| Priority date | — |
| Expiry date | Nov 20, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J23/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed are an anionic polymerization initiator, which is an organo-alkali metal compound having an anionic end including an amine group, a method of preparing a modified conjugated diene-based polymer using the same, and a rubber composition including the modified conjugated diene-based polymer prepared thereby. Specifically the polydiene and the anionic initiator contain a group of Chemical Formula 8, below,
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.