The resin (b) is preferred to be conjugated diene polymer cyclization material with unsaturated bond decrement rate more than 10%.
树脂(B)优选为不饱和键减少率为10%以上的共轭二烯聚合物环化物。
A chemical mechanical polishing pad comprising a water-insoluble matrix which comprises (a) a styrene polymer and (b) a diene polymer.
一种化学机械抛光垫，包含由(A)苯乙烯聚合物和(B)二烯聚合物构成的非水溶性基质。
An amount of the aromatic vinyl polymer is preferably 5 to 150 parts by weight based on 100 parts by weight of the diene rubber.
以100重量份的二烯橡胶为基准，芳香乙烯基聚合物的含量优选为5 ~ 150重量份。
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