1·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。
2·The action of MTBE ban in three states will have a significant impact on methanol. crude C4 ( isobutene ) market.
三州禁用MTBE的行动对甲醇和粗C4（异丁烯）市场产生很大冲击。
3·The green production processes in substitute of ACH mainly include isobutene processes, ethylene processes, isobutane processes and methyl acetylene processes, which will be discussed in this paper.
替代ACH法的MMA绿色生产工艺主要有异丁烯工艺、 乙烯工艺、 异丁烷工艺以及甲基乙炔工艺等。