isoprene

There is no isoprene rubber production industry in China at present which shows properous business opportunity in isoprene rubber production.

目前国内尚没有异戊橡生企业，异戊橡商机无限。

Abstract： The C5 Fraction derived from ethylene steamcracker contains some very useful components, isoprene, cyclopentadiene and piperylene.

摘 ： 来自裂解乙C5份含有非常有用化工原料——异戊二、环戊二、戊间二。