通过丁烯和异戊二烯的共聚作用化合而成的一种合成橡胶，几乎不透空气，用作轮胎、内管道和绝缘等的材料中。
A synthetic rubber produced by copolymerization of a butylene with isoprene, nearly impermeable to air and used in tires, inner tubes, and insulation.
丁烯乙烯的三种气态同分异构体之一，C4H8，主要用于制造合成橡胶。
Any of three gaseous isomeric ethylene hydrocarbons, C4H8, used principally in making synthetic rubbers.
由异丁烯二聚物与苯酚合成的辛基酚是制造橡胶工业的硫化促进剂所必需的原料。
The octylphenoi synthesized from dimer of isobutene and phenol is indispensable to the vulcanizing agents in rubber industry.
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