发明授权
EP1063246B1 Polymeric resinous material derived from limonene, dimethyl-dicyclopentadiene, indene and vinyl toluene 有权
从苎烯,二甲基 - 二环戊二烯,茚,乙烯基甲苯等树脂聚合物

Polymeric resinous material derived from limonene, dimethyl-dicyclopentadiene, indene and vinyl toluene
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