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- Synthesis of Propylene Glycol Methyl Ether Acetate 丙二醇甲醚乙酸酯的合成研究
- Ethylene glycol methyl ether acetate 乙二醇甲醚醋酸酯
- DPMA;Dipropylene glycol methyl ether acetate; 名称 二丙二醇甲醚醋酸酯;
- propylene glycol methyl ether acetate 丙二醇甲醚乙酸酯
- Synthesis of Propylene Glycol Methyl Ether Acetate by Using Solid Super Acidic Catalyst 固体超强酸催化反应合成丙二醇甲醚乙酸酯
- A Study on Synthesis of Propylene Glycol Methyl Ether Acetate by Using Super Acidic Catalyst 超强酸对甲苯磺酸催化合成丙二醇甲醚乙酸酯的研究
- Keywords propylene glycol monomethyl ether;propylene glycol methyl ether acetate;esterification;superacid catalyst;synthesis; 丙二醇甲醚;丙二醇甲醚乙酸酯;酯化反应;固体超强酸;合成;
- methyl ether acetate 单甲醚乙酸酯
- and the result of the esterification reaction is rectified to remove and recover unreacted propylene glycol methyl ether and acetic acid to obtain propylene glycol methyl ether acetate. 将酯化反应产物精馏，脱除并回收未反应的丙二醇甲醚和醋酸，得到丙二醇甲醚醋酸酯。
- In this paper, the cedrol methyl ether was synthesized by sodamide method. 本文采用氨基钠法合成甲基柏木醚。
- Methanol, ethanol and glycolic methyl ether as precursor solvent of boric acid. 对上述体系中不同的先驱体及溶剂进行交叉实验。
- Researches in propanediol methyl ether synthesis catalysts were reviewed in this paper. 综述了丙二醇甲醚合成催化剂研究的最新进展。
- Gelatin ; IPN ; Hydrogel ; Interpenetrating Polymer Networks ; Poly(ethylene glycol) methyl ether acrylate. 英文关键词:明胶;水胶;网路互穿结构;聚乙二醇甲基丙烯酸
- The kinetics of tertamyl methyl ether(TAME) synthesis using C5 fraction of FCC gasoline was studied. 摘要研究了FCC汽油中C5馏分合成甲基叔戊基醚(TAME)的宏观动力学。
- They are capping products of allyl poly-alkoxyl methyl ether and aliphatic alcohol ether alkyl or epoxy. 本系列产品为烯丙基聚烷氧基甲基醚化封端产品及脂肪族醇醚的烷基或环氧基封端产品，提高了聚醚改性硅油的质量。
- Codeine has the same structure as morphine, but the phenol group is masked as a methyl ether. 可待因也有和吗啡相同的结构，但是酚基被甲基醚屏蔽了，结果。
- A new process for preparation of ethylene glycol menoethyl ether acetate by one step reaction of ethylene oxide and ethyl acetate with Mg/Al composite oxides (Mg-Al-O, LDO) as catalyst is reported. 介绍了以环氧乙烷、乙酸乙酯为原料,Mg Al O体系(镁铝复合氧化物,LDO)作为催化剂,一步合成乙二醇单乙醚醋酸酯(EGEEA)的方法。
- Methods After treatment of amino acids with 2,4 dinitrofluorobenzene(DNFB) excessive DNFB was removed by extraction with tert bultyl methyl ether. 方法 氨基酸与2 ,4 二硝基氟苯衍生化反应完成后 ,用 10ml叔丁基甲醚抽提 2次 ,每次 5ml,以除去多余衍生化试剂。
- Petroleum ether extract,ether acetate extract,methanol extract,alkaloids and non-alkaloids of Cynanchum komarovii were tested for insecticidal ,fungicidal and herbicidal activities. 测定了牛心朴子石油醚提取物、乙酸乙酯提取物、甲醇提取物、生物碱、非生物碱5部分杀虫、抑菌、除草活性。
- Original producing o(p) -nitrophenyl methyl ether methods are batch process with long cycle, high energy consumption and low efficiency. 生产邻(对)硝基苯甲醚的传统方法都是间歇法操作,周期长、能耗高、效率低。
