HYDROGENATED BLOCK COPOLYMER, RESIN COMPOSITION COMPRISING THE HYDROGENATED BLOCK COPOLYMER, AND CROSSLINKED PRODUCT AND CROSSLINKED FOAMED PRODUCT THEREOF

摘要

The invention tear strength, compression set gender , low resilience , producing a foam with excellent abrasion resistance provides a hydrogenated block copolymer to . ; specific examples of the hydrogenated copolymer of a vinyl aromatic and a conjugated diene , ; (a) the content of the vinyl aromatic 35 wt. % and 90 wt % or less than the ; (b) a vinyl aromatic polymer block , the amount of not more than 40 weight % ; (c) a weight average molecular weight of 5 10 ⁴ to 100 10 ⁴ ; (d) the hydrogenation ratio of the double bond based on the conjugated diene is less than 70% of the hydrogenated block copolymer .