Patent ID: 7109272
Filing Date: 2006-09-19
Classification: C08F,C08L,Y10T

Abstract:
1. A styrene-hydrogenated diene block copolymer (A), comprising: in a side chain of said styrene-hydrogenated diene block copolymer (A) at least one functional group selected from the group consisting of a boronic acid group and boron-containing groups capable of being converted into a boronic acid group in the presence of water, wherein the amount of said functional group contained in the block copolymer (A) is 150 to 1500 μeq/g, and wherein the weight ratio of styrene units to hydrogenated diene units contained in the block copolymer (A), [(styrene unit)/(hydrogenated diene unit)], is 5/95 to 30/70.