The paper introduces the catalyst research advances in esterification reaction of carboxylic acid.
本文介绍了羧酸酯化反应催化剂的研究进展。
Taking the synthesis of butyl acetate by the catalytic esterification of acetic acid and butanol as a probe reaction, a series of studies on the preparation of the catalyst and its activity was made.
以乙酸和正丁醇催化酯化合成乙酸丁酯为探针反应,对氧化铌负载型催化剂的制备与催化活性进行了一系列研究,得出了优惠工艺条件。
The effect of molar ratio of ethylene glycol monomethyl ether and glacial acetic acid and catalyst dosage on esterification are discussed.
考察了乙二醇单甲醚和冰乙酸摩尔比及催化剂用量对酯化率的影响。
The preparation of Chitosan Sulfate and its application as catalyst in esterification were summarized.
本文综述了壳聚糖硫酸盐的制备和作为催化剂在酯化反应中的应用研究。
Ferric chloride can be ased as catalyst for the esterification instead of Sulphuric acid.
氯化铁能够代替硫酸作为酯化作用的催化剂。
Fatty acid methyl esters were prepared by esterification in a fixed bed reactor from methanol and fatty acids in palm oil deodorizer distillate (PODD) using a cation exchange resin as catalyst.
以强酸性阳离子交换树脂为催化剂,经过自制的固定床反应器,使棕榈油脱臭馏出物(PODD)中的脂肪酸与甲醇起酯化反应,合成脂肪酸甲酯。
The amyl pentanoate was synthesized by the esterification reaction of n-pentanol with pentanoic acid using aluminophosphate molecular sieve as a catalyst.
首次用磷酸铝分子筛催化戊酸与正戊醇的酯化反应合成了戊酸正戊酯。
The effect of raw material ratio, esterification time, the quantity of the catalyst and reuse of catalyst on esterification rate was discussed.
讨论了原料配比、酯化时间、催化剂用量及其重复使用次数对酯化率的影响。
Using sulfamic acid as catalyst, synthesis of benzyl acetate and phenylethyl acetate through esterification were studied.
研究了氨基磺酸催化酯化合成乙酸苄酯和乙酸苯乙酯。
The hydrated ferric sulfate was used as a catalyst for esterification of alcohol with glacial acetic acid and discussed the best condition in reaction of esterification.
报道了以硫酸铁水合物作催化剂合成乙酸酯的研究结果,并讨论了该酯化反应的最佳条件。
Sodium bisulfate was used as the catalyst for esterification of ethylene glycol mono-methyl ether and acetic acid to ethylene glycol monomethyl ether acetate.
将硫酸氢钠作为由乙二醇单甲醚和乙酸酯化合成乙二醇单甲醚乙酸酯的催化剂。
The influences of calcination temperature of catalyst, ratio of methanol to oleic acid, quantities of water absorbent and catalyst on esterification performance were emphatically studied.
重点讨论了催化剂的活化温度、醇酸配料比、吸水剂用量、催化剂加入量等因素对酯化反应的影响。
The experimental result shows that this catalyst has better catalytic activity and makes the period of esterification reaction much shorter and the yield much higher.
实验结果表明,对甲苯磺酸有较好的催化活性,可使酯化反应时间大大缩短,收率明显提高。
Copper methanesulfonate was synthesized and used as a catalyst in the esterification of n-butyric acid with isoamyl alcohol.
合成了甲烷磺酸铜,研究了其催化丁酸与异戊醇的酯化反应。
The effects of molar ratio of anhydrous ethanol to glacial acetic acid , dosage of catalyst, reaction temperature and reaction time on the esterification ratio and reuse of catalyst were discussed.
探讨了酸醇物质的量的比,催化剂的用量,反应时间和反应温度对酯化率的影响及催化剂的重复使用情况。
The direct esterification of acetic acid with benzyl alcohol by use of polystyrene supported aluminium trichloride as the catalyst.
采用聚苯乙烯负载三氯化铝为催化剂,对醋酸和苄醇的酯化反应进行了研究。
A kind of solid acid catalyst can be used repeatedly as esterification catalyst to synthesize iso-octyl salicylate.
选用一种能重复使用的固体酸作催化剂,复相催化合成水杨酸异辛酯。
Used as solvent, catalyst of alkylation, esterification and polymerization, 99% MSA mainly used in pharmaceutical industry, while 70% MSA used in electroplating.
用作溶剂、烷化、酯化和聚合反应的催化剂。99%的该产品主要用于医药方面,70%的该产品可用于电镀行业。
The effects of reaction temperature and catalyst on esterification has been discussed.
讨论了反应温度、催化剂对酯化过程的影响。
Sodium bisulfate can be used as a catalyst for esterification instead of sulphuric acid.
硫酸氢钠能够代替硫酸作为酯化作用的催化剂。
Isobutyl p-(dimethylamino) benzoate was synthesized by the esterification ofp-(dimethylamino)-benzoic acid with isobutanol using p-toluene sulfonic acid as the catalyst.
以对甲苯磺酸为催化剂,对二甲氨基苯甲酸和异丁醇为原料合成对二甲氨基苯甲酸异丁酯。
The results show that the catalyst has high catalytic efficiency for the esterification and the catalyst can be reused over seven times, The method has produced less pollutants.
结果表明,该催化剂具有较高的活性、可重复使用,利用该方法所得产品的后处理容易、生产成本低, 污染小。
It was testified that expandable graphite was a kind of effective catalyst in the esterification of acetic acid with isoamyl alcohol.
有人作证说,膨胀石墨是一种有效的催化剂在乙酸与异戊醇的酯化反应。
Using glycerine and acetic acid as raw materials and in the presence of catalyst, glycerin triacetate was synthesized through esterification, dehydration and underpressrue distillation.
利用酯化反应基本原理,以丙三醇和醋酸在催化剂的作用下进行酯化反应,经脱水、减压精馏得甘油三醋酸酯产品。
Benzyl butyrate was synthesized from benzyl alcohol and butyric acid by esterification using ceric sulfate as catalyst.
以硫酸高铈为催化剂,丁酸和苄醇为原料合成丁酸苄酯。
A new method to synthesize sodium dioleyl sulfosuccinate by esterification and sulfonation without adding any extra phase catalyst in nitrogen atmosphere was developed.
研究在氮气保护下采用非外加相转移催化剂经酯化和磺化合成磺基琥珀酸双十八油酯磺酸钠的新方法。
Sodium bisulfate can be used as catalyst for the esterification instead of sulfuric acid.
硫酸氢钠能够代替硫酸作为酯化催化剂。
Solid acid can be used as catalyst for the esterification instead of sulphuric acid.
固体酸能够代替硫酸作为酯化催化剂。
Stannic Chloride can be used as catalyst for esterification instead of sulphuric acid.
四氯化锡能代替硫酸作为酯化催化剂。
The result showed that vitamin C could be used as catalyst for the esterification of lactic acid instead of sulphuric acid.
结果表明:维生素C能够代替硫酸作为乳酸酯化的催化剂。
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