发明申请
US20090192246A1 POLYMERS AND THEIR USE IN ASPHALT COMPOSITIONS AND ASPHALT CONCRETES 审中-公开
聚合物及其在沥青组合物和沥青混凝土中的应用

POLYMERS AND THEIR USE IN ASPHALT COMPOSITIONS AND ASPHALT CONCRETES
摘要:
A modified asphalt composition comprising a naphthenic asphalt; and a block copolymer including a block comprising diene units characterized by having a vinyl content of at least 15% by weight.
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