本文对不使用氯甲醚合成苯乙烯型阴离子交换树脂的几种方法进行了比较。
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 .
指出了氯甲醚生产中存在的问题。通过设备改进及工艺流程改进,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.
研究了以无水碳酸钠为催化剂,红霉素肟与甲氧基乙氧基氯甲醚(MEMC)为原料,一步合成罗红霉素的实验过程。
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.
该技术解决了禁用氟氯烃后, 气雾剂行业工业化大生产条件下二甲醚、液化石油气等替代型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.
该技术解决了禁用氟氯烃后, 气雾剂行业工业化大生产条件下二甲醚、液化石油气等替代型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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