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US 2023/0192934 A1Published application
Copolymer, method of preparing the same, and rubber composition including the same
AssigneeKorea Kumho Petrochemical Co., Ltd.
InventorsTae Hee KIM, Jae Young KO
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Abstract
An embodiment of the present specification provides a method of preparing a copolymer, which includes steps of: (a) adding a polymerization initiator to a monomer mixture including an aromatic vinyl-based monomer, a first conjugated diene-based monomer, and a farnesene monomer to initiate a reaction; and (b) adding a second conjugated diene-based monomer.
Claims11
A method of preparing a copolymer, comprising steps of:
- (a) adding a polymerization initiator to a monomer mixture including an aromatic vinyl-based monomer, a first conjugated diene-based monomer, and a farnesene monomer to initiate a reaction;
- and
- (b) adding a second conjugated diene-based monomer.
A copolymer comprising an aromatic vinyl-based monomer, a conjugated diene-based monomer, and a farnesene monomer and having an aromatic vinyl-based block content of less than 1 wt %.
Dependencies are inferred from the claim text.