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US 9,000,107 B2Granted
Process for producing polydienes
AssigneeBridgestone Corporation
InventorsZengquan Qin, Jason T. Poulton
Life of this patent
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Abstract
A process for preparing a polydiene, the process comprising the step of: polymerizing conjugated diene monomer in the presence of a (hydrocarbyloxyhydrocarbyl)amine, where said step of polymerizing employs a lanthanide-based catalyst system.
Claims24
A process for preparing a polydiene, the process comprising the step of:
- polymerizing conjugated diene monomer in the presence of a (hydrocarbyloxyhydrocarbyl) amine, where said step of polymerizing employs a lanthanide-based catalyst system.
A process for preparing a polydiene, the process comprising the step of:
- polymerizing conjugated diene monomer with a lanthanide-based catalyst system including the combination of or reaction product of (a) a lanthanide compound, (b) an alkylating agent, (c) a halogen-containing compound, and (d) a (hydrocarbyloxyhydrocarbyl)amine.
A process for preparing a polydiene, the process comprising the step of:
- introducing (a) conjugated diene monomer, (b) a lanthanide compound, (c) an alkylating agent, (d) a halogen-containing compound, and (e) a (hydrocarbyloxyhydrocarbyl)amine.
Dependencies are inferred from the claim text.