Patent ID: 11912858
Assignee: ASAHI KASEL KABUSHIKI KAISHA
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 0:
1. A molded bale of a rubber block copolymer, the rubber block copolymer comprising:
5% by mass or more and 95% by mass or less of a polymer block (a) having a content of a vinyl aromatic monomer unit of 22% by mass or less; and
5% by mass or more and 95% by mass or less of a polymer block (b) having a content of a vinyl aromatic monomer unit of 23% by mass or more and less than 50% by mass,
wherein the rubber-like block copolymer has an iodine value of 10 to 250, an ethylene structure content of 3% by mass or more, and a vinyl aromatic monomer block content of less than 10% by mass.