Patent ID: 7723423

Claim:
A resin composition comprising: a polymer (A) mainly comprising polymerized structural units represented by Formula (1): wherein m represents an integer of 2 to 10; X 1 and X 2 are each a hydroxyl group or a functional group that can be converted into a hydroxyl group; R 1 , R 2 and R 3 are each a hydrogen atom, a hydroxyl group, a functional group that can be converted into hydroxyl group, an alkyl group, an aryl group, an aralkyl group or a heteroaryl group, wherein the plural R 1 s may be the same or different from each other; and a vinyl alcohol polymer (B), wherein the vinyl alcohol polymer (B) is an ethylene vinyl alcohol copolymer having an ethylene unit content ranging from 5 to 40 percent by mole.