The synthesis of ethyl methyl carbonate(MEC) using the transesterification of ethanol and dimethyl carbonate(DMC) catalyzed by K 2CO 3 under certain temperature was studied.
以碳酸钾为催化剂，在一定温度下乙醇和碳酸二甲酯进行酯交换反应合成了碳酸甲乙酯。
Content of the project: utilize CO2 resource, to set up production lines of methyl carbonate, granular dry ice powder, salicylic acid, sodium carbonate and ethylene urea etc.
项目内容：利用二氧化碳资源，新建碳酸二甲酯、粒干冰粉、杨酸、质氧化鲜、酸钠、撑脲生产线。
Methyl phenyl carbonate(MPC) was prepared by transesterification of dimethyl carbonate(DMC) with phenol and the product with a purity exceeding 99.5% was obtained by vacuum distillation.
通过苯酚和碳酸二甲酯的酯交换反应合成了碳酸甲苯酯，采用减压精馏对其进行了分离提纯，得到纯度>99.5%的碳酸甲苯酯；
After assembling battery pack, the method heats up and polymerizes methyl methacrylate so as to form gel electrolyte of polymethylmethacrylate and lithium perchlorate - propylene carbonate.
电池组装完成后，加热使甲基丙烯酸甲酯聚合，在电池中形成聚甲基丙烯酸甲酯与高氯酸锂-丙烯碳酸酯的凝胶电解质。
Discussion market of dimethyl methyl-carbonate and technics route.
讨论了碳酸二甲酯的市场概况及工艺路线。
The method uses the bi-(trichloromethyl methyl) carbonate to replace phosgene so as to greatly reduce the safety and environmental protection risks from the source;
该方法用双（三 氯甲基）碳酸酯替代光气，从源头上大大降低了安全和环保隐患；
One step synthesis of o methyl benzonitrile with o xylene as raw material and benzene carbonate as catalyst was carried out in liquid phase oxygenation.
以邻二甲苯为原料、苯甲酸盐为催化剂进行液相氧化，一步合成邻甲基苯甲腈。
Specifically, Suggestions for the projects of clean coal, propylene oxide, methyl-carbonate, polyether, cumene, acrylonitrile, propylene glycol ether, etc. were proposed.
在洁净煤、环氧丙烷、碳酸二甲酯、聚醚、异丙苯、丙烯腈、丙二醇醚等项目方面提出了相应的建议。
Performance of nano-titanate as catalyst for synthesis of dibutyl carbonate(DBC)from methyl-carbonate(DMC)and n-butanol was investigated.
考察了钛酸盐的种类、制备方法、晶型对催化碳酸二甲酯（DMC）与正丁醇酯交换反应的影响。
Performance of nano-titanate as catalyst for synthesis of dibutyl carbonate(DBC)from methyl-carbonate(DMC)and n-butanol was investigated.
考察了钛酸盐的种类、制备方法、晶型对催化碳酸二甲酯（DMC）与正丁醇酯交换反应的影响。
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