单词：isobutene
isobutene的用法和样例：
例句
- The octylphenoi synthesized from dimer of isobutene and phenol is indispensable to the vulcanizing agents in rubber industry.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。
- When heated, the polymeric shell gradually softens and the liquid isobutene starts to evaporate thus expanding the microspheres.受热时，聚合体外逐渐软化，液状异丁烯开始蒸发，从而使空心微珠膨胀。
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