The present invention relates to polymer blend, consisting of (a) 60-96 percent by weight of a high molecular weight elastomeric polymer, (b) 4-35 percent by weight of a low molecular weight aromatic hydrocarbon polymer, and optionally (c) 0-13 percent by weight of an extender oil, wherein the amounts of the components (a), (b) and (c) are based on the total weight of the polymer blend.
本发明涉及一种聚合物混合物,由以下成分组成:(a) 60-96% (按重量计)的高分子量弹性聚合物;(b) 4-35% (按重量计)的低分子量
芳香烃聚合物;以及 (c) 0-13% (按重量计)的延伸油,其中(a)、(b)和(c)组分的数量是基于聚合物混合物的总重量。