esterification catalyst的例句大全

Cation exchange resin ( strong acid type ) is used as esterification catalyst.

用强酸型阳离子交换树脂作催化剂合成乙酸乙酯.

Tri-n-butyl citrate ( TBC) was synthesized with citric acid and n-butanol as raw materials and p-toluene sulfonic acid as esterification catalyst.

以柠檬酸和正丁醇为原料，对甲苯磺酸为酯化催化剂合成柠檬酸三丁酯（TBC）。

Study of Effective Acid Strength of Acetic Esterification Catalyst

乙酸酯化反应催化剂有效酸强度的研究

dof was prepared by using anhydrous cupric sulfate as an esterification catalyst of fumaric acid with isooctyl alcohol.

探讨了无水硫酸铜作催化剂合成富马酸二异辛酯的方法和工艺条件。

An esterification catalyst of ion-exchange resin on camphene and acetic acid

用离子交换树脂催化莰烯和醋酸的加成酯化反应

Application of Esterification Catalyst in PTA Alkyd Resin

酯化催化剂在PTA醇酸树脂中的应用

Tin tetrachloride can be used as catalyst for esterification reaction instead of sulfuric acid and it shows fine catalytic effect for the synthesis of iso amyl acetate, n amyl acetate and n butyl acetate. The yield can all get to 90% at reaction for 1 h.

四氯化锡取代浓硫酸作为酯化催化剂，在乙酸异戊酯、乙酸正戊酯、乙酸正丁酯的合成中显示出很好的催化效果，反应1h产率都可达90%以上。

A trimethylolpropane easter was obtained by directly esterification, with trimethylolpropane and oleic acid, using ZnO as catalyst.

以三羟甲基丙烷（TMP）与油酸（OA）为原料，以固体非酸性氧化物为催化剂，采用直接酯化法，合成出了三羟甲基丙烷油酸酯（TMPOE）。

It is reviewed that sulfamic acid can be utilized as a green catalyst in many important organic reactions such as esterification and transesterification, group protection, imino-Diels-Alder, rearrangement, substitution and condensation.

综述了近年来氨基磺酸作为一种绿色催化剂在有机合成中的应用，主要包括酯化与酯交换、基团保护、氮杂Diels-Alder、重排、取代及缩合等反应。

The experiment results indicate that 1 butyl pyridium chloride/ AlCl 3 ionic liquid catalyst can be regarded as two kinds of catalysis for isomerization of maleic anhydride and esterification of fumarate acid.

实验结果表明氯化丁基吡啶与AlCl3组成的离子液体具有异构化和酯化两种催化作用。

This review deals with the recent application of strongly acidic cation exchange resins as catalyst in hydration, etherification, cleavage of ether bonds, dehydration, aldol condensation, esterification, hydrolysis and alkylation, etc.

本文综述了近几年来强酸离子交换树脂催化剂在水合、醚化和醚键裂解、脱水、缩醛化、酯化、水解、烷基化反应等方面的应用。

The results showed that at the condition of 1.2 ∶ 1 molar ratio of isoamyl alcohol to n-butyric acid, 0.5% catalyst ( molar percent of n-butyric acid), 2.5 h, no water-carrying agent, at reflux temperature, the esterification degree achieved 95.8%.

反应条件为醇酸摩尔比12∶10，催化剂用量05%（以酸的摩尔数计），反应时间25h，不加带水剂，回流反应温度在130～135℃条件下，酯化率可达958%。

A phospho molybdic acid catalyst was investigated for the esterification of fumaric acid with methanol in this paper. The influences of raw material ratio, reaction time and amount of catalyst used on the yield of DMF were investigated.

研究了以磷钼酸为催化剂，富马酸和甲醇为原料合成富马酸二甲酯（DMF），探讨了酸醇量比、反应时间、催化剂用量等工艺参数对DMF收率的影响。

Using furfural as the raw material with KClO_3 as the oxidant the V_2O_5 as the catalyst to prepare fumaric acid. Synthesis of dimethyl fumarate by esterification reaction of fumaric acid with methanol catalyzed by heterogeneous supported heteropoly acid PW_ ( 12)/ C.

研究了以糠醛为原料，以KClO3为氧化剂，V2O5为催化剂制备富马酸，在固载杂多酸PW12/C催化下，富马酸和甲醇经过酯化反应合成富马酸二甲酯。

The esterification and polymerizing reaction of rosin were studied. At first, by reacting of rosin and benzyl alcohol, rosin benzyl ester was prepared in the toluene with Lewis acid as catalyst.

以Lewis酸为催化剂，甲苯为溶剂，进行松香与苯甲醇酯化反应合成松香苯甲酯，研究松香与苯甲醇的酯化和聚松香苯甲酯的合成反应。

Application of Molecular Sieve Catalyst in Esterification Reaction

分子筛催化剂在酯化反应中的应用

The polymer supported catalyst for esterification reaction of organic acid and alcohol

羧酸和醇类酯化反应的高分子载体催化剂

Influence of alcohol-to-acid mole ratio, reaction temperature, catalyst dosage and reaction time on the esterification was investigated.

考察了醇酸物质的量比、温度、催化剂用量、反应时间等各种因素对酯化率的影响。

Esterification reaction time is short and yield reaches 96%. The catalyst can be used repeatedly.

酯化反应时间短，收率达到96%，催化剂可重复使用。

Catalyst for the Esterification Reaction of Rosin and Glycerol

松香甘油酯化反应新型催化剂的研制