Conjugated diene based polymer, and polymer composition containing the polymer
AssigneeSumitomo Chemical Company, Limited
InventorMana FUJII
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Abstract
The present invention relates to a conjugated diene based polymer comprising a monomer unit derived from at least one conjugated diene selected from 1,3-butadiene and isoprene and a monomer unit derived from a compound having two conjugated carbon-carbon double bonds and one or more non-conjugated carbon-carbon double bond.
Claims6
A conjugated diene based polymer comprising a monomer unit derived from at least one conjugated diene selected from 1,3-butadiene and isoprene and a monomer unit derived from a compound having two conjugated carbon-carbon double bonds and one or more non-conjugated carbon-carbon double bond.
A method for producing a conjugated diene based polymer, wherein the method comprises a step of polymerizing monomer components in a hydrocarbon solvent with an alkali metal catalyst, the monomer components comprising at least one conjugated diene selected from 1,3-butadiene and isoprene and a compound having two conjugated carbon-carbon double bonds and one or more non-conjugated carbon-carbon double bond.
Dependencies are inferred from the claim text.