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- This flavour is synthesized by the ester interchange using diethyl oxalate and relative alcohol as materials. 这些香料都是以草酸二乙酯与相应的醇为原料,通过酯交换反应来合成的。
- The purpos of this paper is to study the technology of optimum condition of Benzyl Salicylate synthesis with ester interchang method. 本文介绍用正交试验法确定酯交换合成水杨酸苄酯的工艺条件,讨论了原料摩尔比、反应温度、催化剂用量以及反应时间对酯交换反应的影响。
- The synthesis of butyl,2-etheylhexyl,decyl and dodecyl methacrylates by ester interchange was studied.A suitable system of catalyst and inhibitor was obtained. 采用酯交换工艺,有机锡为催化剂,进行了甲基丙烯酸丁酯、甲基丙烯酸-2-乙基己酯、甲基丙烯酸正癸酯、甲基丙烯酸正十二醇酯等高碳烷基酯合成反应过程的研究。
- The synthesis of butyl，2－etheylhexyl，decyl and dodecyl methacrylates by ester interchange was studied.A suitable system of catalyst and inhibitor was obtained. 采用酯交换工艺，有机锡为催化剂，进行了甲基丙烯酸丁酯、甲基丙烯酸－2－乙基己酯、甲基丙烯酸正癸酯、甲基丙烯酸正十二醇酯等高碳烷基酯合成反应过程的研究。
- ester interchange polymerization 酯交换聚合
- Synthesis of Higher Carbon Alkyl Methacrylates by Ester Interchange 酯交换法合成甲基丙烯酸高碳烷基酯
- Keywords DMT;PDO;ester interchange reaction;kinetics; 对苯二甲酸二甲酯;1;3-丙二醇;酯交换;动力学;
- Keywords Cnidilide;Stereoisome;Ester interchange ring closure reaction; 蛇床酞内酯;立体异构体;酯交换环合反应;
- Involving interchange; reciprocal. 涉及交换的; 相互的
- A salt or an ester of boric acid. 硼酸盐一种硼酸盐或硼酸酯
- STUDY ON ESTER INTERCHANGE REACTION OF DIMETHYL TEREPHTHALATE AND 1,3-PROPANEDIO 对苯二甲酸二甲酯与1,3-丙二醇的酯交换反应研究
- We should leave the motorway at the next interchange. 我们应该在下一个立体交叉道驶离高速公路。
- Keywords ester interchange;modified vegetableoil;phosphated lanolin;fatliquor plumpness;hydrophobic property; 酯交换改性植物油;磷酸化羊毛脂;加脂剂;丰满性;疏水性;
- Keywords polyester;PET low polymer;plastilizer DOTP;octanol;alcoholysis;ester interchange; 聚酯;PET低聚物;增塑剂DOTP;辛醇;醇解;酯交换;
- Keywords ester interchange modified vegetable oil;phosphated lanolin;fatliquor;plumpnessp;hydrophobic property; 关键词酯交换改性植物油;磷酸化羊毛脂;加脂;丰满性;疏水性;
- This is the subway interchange station. 这是地铁中转换乘站。
- Do not remove or interchange connections. 禁止移动或交换接头。
- A natural or synthetic ester of glycerol and fatty acids. 甘油酯以甘油和脂肪酸天然存在的或合成的酯
- To cause to follow in turns; interchange regularly. 使轮流更替；有规律地替换
- To give or take mutually; interchange. 互换相互都给或拿；交换
