Provided is a polymer that contributes to the improvement of the durability and weather resistance of rubber compositions or rubber products such as a tire, and has low crystallinity. Disclosed is a multicomponent copolymer comprising a conjugated diene unit, a non-conjugated olefin unit, and an aromatic vinyl unit, wherein the multicomponent copolymer has a main chain consisting only of an acyclic structure, and the content of cis-1,4 bonds in the entire conjugated diene unit is 50% or more.
Multicomponent copolymer, rubber composition, and tire
2018-07-24
Patent
Elektronische Ressource
Englisch
MULTICOMPONENT COPOLYMER, RUBBER COMPOSITION, AND TIRE
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