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JP2016172838该胶料含有主要由乙烯基芳香烃单体组成的聚合嵌段共聚物100份和增黏树脂20~400份,嵌段共聚物含有由不同乙烯基芳香烃单体组成的≥2种部分氢化嵌段共聚物。将部分氢化嵌段共聚物(在氢气催化剂作用下由苯乙烯和丁二烯制备)50份,部分氢化嵌段共聚物(在氢气催化
JP2016172838 This compound contains 100 parts of a polymeric block copolymer mainly composed of vinyl aromatic monomers and 20 to 400 parts of a tackifying resin. The block copolymer contains> 2 kinds of parts consisting of different vinyl aromatic monomers Hydrogenated block copolymer. 50 parts of a partially hydrogenated block copolymer (prepared from styrene and butadiene under the action of a hydrogen catalyst), a partially hydrogenated block copolymer (under a hydrogen gas catalysis