• 本文不使用氯甲醚合成苯乙烯阴离子交换树脂几种方法进行比较

    This paper compared some synthesis of functionalized polystyrene-based (PS) resin of anion exchanger resin which avoided the toxic problem related to classic chloromethylation process .

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  • 指出生产存在问题。通过设备改进工艺流程改进,使氯甲醚生产实现了连续化

    Problems in chloromethyl ether production are pointed out in the paper. Through improvements of equipment and process, continuous production of chloromethyl ether is realized.

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  • 研究碳酸钠催化剂红霉素氧基乙氧基氯甲醚(MEMC)原料,一步合成罗红霉素实验过程

    The experimental process on synthesis of roxithromycin was studied by using erythromycin oxime and MEMC as raw material under the catalytic action of anhydrous sodium carbonate.

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  • 技术解决禁用烃后, 气雾剂行业工业化大生产条件下液化石油气替代推进剂的贮配供应问题

    This technology solves the problem in handling and transferring CFCs' substitutes like DME and LPG safely in industrial aerosol production, when CFCs' is prohibited from being used as propellant.

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  • 技术解决禁用烃后, 气雾剂行业工业化大生产条件下液化石油气替代推进剂的贮配供应问题

    This technology solves the problem in handling and transferring CFCs' substitutes like DME and LPG safely in industrial aerosol production, when CFCs' is prohibited from being used as propellant.

    youdao

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