Resin composition and method for producing same

2:

• The resin composition according to claim 1, wherein the resin composition further comprises a synthetic rubber (C) in an amount of 10 mass % or less.

3:

• The resin composition according to claim 1, wherein the resin composition further comprises a synthetic rubber (C) in an amount of 0.1 mass % or less.

4:

• The resin composition according to claim 1, wherein the diene polymer (B-2) region in the copolymer (B) has a content ratio of 30 to 80 mass % with respect to a total mass of the vinyl alcohol polymer (B-1) region and the diene polymer (B-2) region in the copolymer (B).

5:

• The resin composition according to claim 1, wherein the copolymer (B) comprises a vinyl alcohol structure unit in a content ratio of 15 to 60 mass % with respect to all constituent structure units of the copolymer (B).

6:

• The resin composition according to claim 1, wherein the diene polymer (B-2) is at least one selected from the group consisting of polybutadiene, polyisoprene, and polyisobutylene.

7:

• The resin composition according to claim 1, wherein the diene polymer (B-2) is polyisoprene.

8:

• The resin composition according to claim 1, wherein part or all of the diene polymer (B-2) is directly bound to a carbon atom constituting the vinyl alcohol polymer (B-1).

9:

• The resin composition according to claim 1, wherein the vinyl alcohol polymer (B-1) is an ethylene-vinyl alcohol copolymer.

10:

• The resin composition according to claim 1, wherein the vinyl alcohol polymer (A) is an ethylene-vinyl alcohol copolymer.

11:

• The resin composition according to claim 1, wherein the copolymer (B) is a graft copolymer (B1).

12:

• The resin composition according to claim 1, wherein the resin composition has an average particle diameter of 90 to 3,300 μm.

14:

• The method according to claim 13, wherein the active energy ray is a 5 to 200 kGy electron beam.

15:

• The method according to claim 13, wherein the method comprises a step of removing a synthetic rubber (C) after the graft polymerization step, and the synthetic rubber (C) has a content ratio of 0.1 mass % or less after the removal step.