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- Keywords complex solid acid;china clay;dibutyl phthalate esterification; 复合固体酸;瓷土;酯化;邻苯二甲酸二丁酯;
- Phthalate esterification 酯化
- This paper discussed the problemes and scheme solving in esterification procedure of expansion of dioctyl phthalate plasticizer device. 论述了增塑剂酯化工序扩容改造的一系列问题及其解决方案,对于指导生产具有一定现实意义。
- Di(2 ethylhexyl) phthalate (DOP) was prepared from phthalic anhydride and 2 ethylhexanol via niobium pentoxide catalyzed esterification. 用固体酸五氧化二铌作酯化催化剂,由苯酐和2-乙基己醇制备了邻苯二甲酸二(2-乙基己酯)(DOP)。
- Dibutyl phthalate is commonly employed as such a plasticizer. 酞酸二丁酯一般用来作为这类增塑剂。
- Both the free hydroxyl groups readily undergo esterification. 两个自由羟基,都容易酯化。
- Conclusion Dibutyl Phthalate is a slow toxicity substance. 结论邻苯二甲酸二辛酯对人体有慢性毒性。
- Study on biotreatment of esterification wastewater from saccharin production. 糖精酯化废水生物处理的试验研究。
- Aim To study the esterification method of N-Boc protected amino acids. 目的研究N Boc保护氨基酸的酯化方法。
- Magnesium phthalate dihydrate was synthesized by rheological phase reaction. 用流变相反应法合成了二水邻苯二甲酸镁。
- The kinetics of esterification of linalool with acetic anhydride was studied. 研究了芳樟醇与乙酸酐酯化反应动力学。
- In the first place,the uses and character of safety of phthalate are described. 首先说明了邻苯二甲酸脂的用途及安全性。
- Phthalate is a chemical used to soften plastics and make it less brittle. 邻苯二甲酸是一种用于软化塑料,降低脆性的化学剂。
- Tetradecyl hydrogen succinate(THS) was synthesized by esterification method. 本文合成了软X射线分光晶体琥珀酸氢十四酯(THS)。
- A new type of lauric acid's continuous esterification process is introduced. 介绍了一种新颖的脂肪酸乙酯常压连续生产工艺流程。
- The polyester in these compositions is a 50% solution of a maleic acid-prophlene glycol condensate in diallyl phthalate. 在这些配方中的聚酯是马来酸--丙二醇缩合物在酞酸二烯丙酯中的50%25溶液。
- The rate of hydrolysis is for the most part significantly lower than the esterification rate. 多数情况下水解速度较酯化速度低得多。
- Examples are sodium carbonate and potassium acid phthalate which are used to standardize acid and base solutions. 例如碳酸钠和邻苯二酸氢钾,分别用来标定酸和碱溶液。
- The catalytic property of urushiol - metal polymers (USn, UMn, UTi,UNd,UCo and UAl)for esterification is preliminarily investigated. 本文报道某些漆酚金属聚合物催化乙酸-丁酸酯化反应的初步研究结果。
- Preconcentration of phthalate esters in environmental aquatic samples by n-octadecyl-bonded membrane extraction. 环境水样中邻苯二甲酸酯固相膜萃取预富集方法。