直接酯化 的英文怎麼說
中文拼音 [zhíjiēzhǐhuà]
直接酯化
英文
direct esterification-
An one - pot process including direct condensation of ethyl isodehydracetate and hydrocitronellal, followed by decarboxylation, isomerization and isomer resolution, was developed for practical preparation of zr juvenile hormone analogue series with high content of effective component
以異脫氫乙酸乙酯與甲氧基香茅醛直接縮合為起點，將縮合、脫羧、異構化、 （順、反）異構體拆分等採用多步反應連續一鍋法的操作方法，成功地得到高有效含量的zr型保幼激素類似物。Using the phosphotungstic acid immobilized on active carbon as catalyst, the iso - amyl gallate was synthesized directly by esterifying isoamyl alcohol and gallic acid
摘要以活性炭固載磷鎢酸作為催化劑，用沒食子酸與異戊醇直接酯化合成了沒食子酸異戊酯。Using niobic acid as catalyst, cyclohexane as dehydrant, benzyl propionate was synthesized based on propionic acid and benzyl alcohol
摘要以鈮作催化劑，環己烷為帶水劑，用丙酸和苯甲醇直接合成了丙酸芐酯。Bhopal disaster : a methyl isocyanate leak from a union carbide pesticide plant in bhopal, india, kills more than 3, 800 people outright and injures 150, 000 - 600, 000 others ( some 6, 000 of whom would later die from their injuries ) in one of the worst industrial disasters in history
1984年博帕爾（印度中部一城市）災難：博帕爾「聯合碳化」殺蟲劑工廠的一次異氰酸甲酯泄漏直接殺死了逾3800人並使15萬到60萬的人受到傷害（其中有約6000受傷者后來死去） ，成為歷史上最惡劣的工業災難之一。( 2 ) in order to optimize the condition of analysis for the chosen direct spme system, the chosen components are : chloroform, acetic acid, n - amylalcohol, n - butyl acetate, dmf, p - xylene, cyclohexanone, aniline, phenol
（ 2 ）對選擇的直接spme體系進行了分析測試條件優化，選擇的組分為：三氯甲烷，乙酸，正戊醇，乙酸丁酯， n ， n -二甲基甲酰胺，對二甲苯，環己酮，苯胺，苯酚。Through the statistic analysis on the change of the melt gear pump working condition pre - and post - pet plant capacity increasing and concatenate direct spinning process, the reasons for the unsteady running were studied, the modification measures such as lubricating the oil groove with sliding bearing, mechanical sealing of the gear pump, decreasing the gear pump outlet pressure, changing the automatic speed increasing to hand speed increasing were put forward
摘要通過對聚酯裝置增容和後接直紡長絲前後熔體齒輪泵工況變化的統計分析，研究其運行不穩定的原因，提出改造措施，包括滑動軸承潤滑油槽，齒輪泵的機械密封，降低齒輪泵出口壓力，改自動提速為手動提速等等。According to the results and data reported, it was given that the catalysis activity of iodine in acid and alcohol esterfication is not high
將實驗結果與文獻數據綜合分析，得出了碘作為催化劑在酸醇直接酯化反應中的催化活性不高。Glycerol monolaurate was prepared through direct esterification and glycerol monolaurate with 90 % content was further produced by purification
摘要採用直接酯化法制備月桂酸單甘酯，研究月桂酸單甘酯的合成與提純，得到含量為90 %月桂酸單甘酯。The catalyst for synthesis of dimethyl carbonate with one - step method
一步法直接合成碳酸二甲酯催化劑Direct synthesis of dimethyl carbonate over rare earth oxides supported catalysts
稀土氧化物負載雙組分催化劑用於直接合成碳酸二甲酯Then the esterifying liquid was condensed into blending liquor by direct distillation for liquor blending ( or both direct discharge of esterifying liquid in bottom pot for cross steaming and discharge in fermented grains for distillation ) could evidently improve daqu quality and increase enterprise economic benefits
將酯化液直接蒸餾濃縮提純製成調味酒用於勾調白酒，或將酯化液直接倒入底鍋中串蒸，或倒入糧醅進行蒸餾，均可明顯提高大麴酒的品質，增加企業的經濟效益。The direct application of recovered eg generated in polymerization plant stop running to esterification start - up was introduced
摘要介紹了聚酯裝置停車所回收的eg在酯化開車中的直接應用。分享友人