国产高清精品免费区-男女一进一出抽搐免费视频-中日韩一二三级黄色永久视频-日韩精品人妻一区二区免费视频-日本久久视频在线观看-99热这里只有精品88热-亚洲韩国黄色最新短视频一区-日韩伦理在线观看免费全集-国产av一区二区三区天堂

esterification

esterification

美 [e?ster?f?'ke???n]  英 [e?ster?f?'ke???n]

  • n.〔化〕酯化
  • 網(wǎng)絡酯化反應;酯化作用;矽醇之酯化

英漢解釋

n.
1.
〔化〕酯化

例句

The results showed that the catalysis of amino sulfonic acid was more effective than sulfuric acid on the esterification reaction.

結果表明氨基一種硫酸有效反應催化劑

The pour point reducer used for the Daqing 0# diesel oil was prepared by esterification, polymerization and acidization.

采用聚合反應制備用于大慶0#柴油

Niobic acid as a solid catalyst can be directly applied in the hydrolysis, esterification, condensation and alkylation reaction etc.

直接作為固體催化劑用于水解縮合烷基化反應

Premixing acrylic acid and catalyst had the advantage of improving esterification degree and decreasing the viscosity of product.

丙烯酸催化劑預先混合有利于提高產(chǎn)物程度降低產(chǎn)物

Therefore the mechanism of fatty acid-oil technology is still a two-step alcoholysis-esterification reaction.

反應機制相應脂肪酸-工藝醇解-聚酯步法

Methods: Salicylic acid glucose esters were synthesized from glucose by condensation, oxidization, deprotection and esterification.

方法葡萄糖通過縮合氧化保護反應制備水楊酸葡萄糖

butyl propionate was catalytic synthesis by the esterification reaction of n butyl alcohol with propionic acid by potassium bisulfate.

硫酸氫催化丁醇反應合成

however, higher esterification degree was got by enzymatic preparation, which may affect the speed of the pectin gel, pending further study.

法制果膠高于可能果膠凝膠速度造成影響有待進一步研究

The raw material for extraction is ME-SODD, prepared from soybean oil deodorizer distillation through the methyl esterification.

萃取工藝大豆

A practical and efficient synthesis of the protected, esterification-ready paclitaxel side chain was established.

制備保護紫杉醇提供一種有效實用合成方法

The chemical method include treating with sulfuric acid, saponification, acylation, esterification, etc.

化學方法包括酸洗皂化

It was testified that expandable graphite was a kind of effective catalyst in the esterification of acetic acid with isoamyl alcohol.

有人作證膨脹石墨一種有效催化劑乙酸反應

The differences of reflux temperature and the yield of esterification on the synthesis of various amino acid ester have been analyzed.

討論水劑反應時間產(chǎn)率影響制備不同氨基酸回流溫度差異進行分析

Hexagonal cone-shaped ZnO nano material were synthesized by the esterification between Zinc acetate and Ammonia water .

醋酸氨水原料采用直接法制錐形納米氧化鋅

Solid acid catalyst can be substituted for sulphuric acid as esterification catalyst .

固體催化劑能夠代替硫酸作為催化劑

Methods The chemical constitution of Quercetin was modified by esterification, halogenation and oxidation.

方法采用鹵化氧化反應進行化學結構修飾

The EG content in PET process column esterification waste water was determined with chromatography (internal standard method).

色譜內(nèi)聚酯工藝廢水乙二醇含量進行測定

The effects of reaction conditions and catalysts surface acidity on esterification reaction were investigated.

考察反應條件反應影響催化劑表面酸度活性關系

Esterification is a common organic reaction, usually with the catalysis of acid carboxylic acid and alcohol produce ester.

反應常見有機反應通常催化作用羧酸反應生成

Tower type parallel impellent flow technique was used to build overlarge capacity esterification reactor.

公司采用技術建設容量反應器

The first part, synthesized L-AP by a direct esterification from L-ascorbic acid and palmitic acid by lipase-catalyzed int-butyl alcohol.

第一部分脂肪丁醇催化L-抗壞血酸棕櫚直接合成L-AP。

The catalytic activity of rare earth chlorides for esterification reaction between citric acid and n butyl alcohol was investigated.

研究氯化稀土檸檬酸丁醇反應催化性能

The results showed that the reaction condition became milder over expansible graphite, but the esterification efficiency was lower than 40%.

結果表明可膨脹石墨催化條件明顯緩和產(chǎn)較低40%。

The method of chemical catalytic esterification overcomes some disadvantages, hut has high energy consumption.

其中常規(guī)加熱催化雖然克服傳統(tǒng)工藝一些缺點能源消耗利于工業(yè)生產(chǎn)

Esterification of acetic acid and various alcohols, with sodium bisulfate monohydrate as its catalyst, is discussed.

研究一水合硫酸氫催化乙酸不同作用

The conditions of esterification reaction and the catalytic stability of the resin were investigated.

考察反應條件反應影響樹脂催化穩(wěn)定性

Study on biotreatment of esterification wastewater from saccharin production.

糖精廢水生物處理試驗研究

The effect of new product's phase on esterification was discussed, especially on its reaction rate and effective range.

考察產(chǎn)物相對反應速度影響

Depending on the nature of the alcohol, a drastic change of the initial rate of the esterification is observed.

根據(jù)不同性質(zhì)酒精劇變初始速率得到遵守

The gas phase heat carrier system used in esterification process was modified.

載體系統(tǒng)進行改造

Special resin for esterification to formulate water based systems for anodic electrode deposition .

系統(tǒng)樹脂用于陽極沉積

The esterification condition of Benzoic acid and antimicrobial activity of methyl benzoate were studied.

苯甲酸合成工藝條件效果進行研究

The process controlling main points of transition from thermal simulation to esterification feeding in PET plant were introduced.

介紹聚酯裝置態(tài)模擬過渡投料工藝控制要點

Whereas the high yield for double-esterification cannot obtained at the optimum conditions by single factor test.

通過因素試驗確定反應最佳條件產(chǎn)率進一步研究

The process condition was determined by orthogonal test, and the esterification rate of the above reaction reaches to 98%.

正交實驗確定工藝條件98%。產(chǎn)品性能指標相近

Ethanol is in alkyd esterification process to produce new ester.

就是乙醇醇酸過程生成

Esterification in organic solvents catalyzed by immobilized CCL was Investigated in detail.

研究這些固定化酵母脂肪酶有機溶劑催化合成反應活性

Esterification of acetic acid with sec-butanol catalyzed by sodium hydrogen sulfate was investigated.

研究乙酸仲丁硫酸催化反應

The process for producing dimethyl fumarate with cis-butanedioic anhydride includes isomerization and esterification reactions.

一種生產(chǎn)二甲工藝方法特征在于生產(chǎn)工藝分為異構反應反應

The direct esterification of acetic acid with benzyl alcohol by use of polystyrene supported aluminium trichloride as the catalyst.

采用聚苯乙烯負載三氯化催化劑醋酸反應進行研究