• 简要介绍了几种生产工艺异丙、甲苯-甲酸直接氧化

    The production technologies of phenol are briefly introduced, i. e. method based on cumin, toluene-benzoic acid based method, and direct oxidation of benzene.

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  • 苯法代表性工业制备方,主要由化、氧化精制回收四个工序组成。

    The typical industrial technology of producing phenol was cumene process containing four steps: alkylation, oxidation, purification and recovering.

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  • 系统介绍了二酚诸多的合成对其中的磺化异丙苯法、芳化和取代进行了简要评述

    The synthesis methods of resorcinol were introduced systematically in this paper, and the summary comments for every means were made.

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  • 炼厂原料,采用固定床反应器液相和气液固三相合成异丙,考察了不同工艺中炼厂烯对催化剂寿命影响

    The influence of crude propylene on the life of FHI-01 catalyst for synthesis of cumene by liquid-phase and gas-liquid-solid three phases method was studied.

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  • 炼厂原料,采用固定床反应器液相和气液固三相合成异丙,考察了不同工艺中炼厂烯对催化剂寿命影响

    The influence of crude propylene on the life of FHI-01 catalyst for synthesis of cumene by liquid-phase and gas-liquid-solid three phases method was studied.

    youdao

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