Method of making a polydiene rubber comprising(i) polymerizing at least one aliphatic conjugated diene monomer, preferably having from 4 to 25 carbon atoms, to produce polymers having reactive polymer chain ends,(ii) reacting at least some of the reactive polymer chain ends with a coupling agent comprising from 2 to 20 unsaturated siloxane units, preferably from 3 to 15 units, more preferably from 3 to 10 units.Also provided are polydiene rubbers obtained by the method, curable compositions comprising the polydiene rubber and composition comprising the cured polydiene rubber.
DIENE RUBBERS PREPARED WITH UNSATURATED SILOXANE-BASED COUPLING AGENTS
2025-02-06
Patent
Electronic Resource
English
IPC: | C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / B60C VEHICLE TYRES , Fahrzeugreifen / C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind |
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