The kinetics of PTT direct esterification under different temperature was studied.
研究了不同温度下PTT( 聚对苯二甲酸丙二醇酯)直接酯化反应动力学.
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Lipase catalyzed esterification of organosilyl alcohol with acid phase was studied.
水含量对有机相中脂肪酶催化有机硅烷醇与戊酸的酯化反应有显著的影响.
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方法以肉桂醇为原料,经酯化 、 氨化和缩合 - 环合而得.
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The catalytic esterification activity of a series of activated bentonites were characterized.
本文研究了一系列活化膨润土的酯化催化活性.
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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.
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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.
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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.
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Results Optimum conditions of esterification were determined with yield of 94.6 %.
结果在优化反应条件下,酯的收率最高达94.6%.
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A quick and convenient method was used for controlling esterification endpoint.
并提出一种快速、简易的反应终点控制方法.
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以对氨基水杨酸为原料,经酯化 、 酰化和烃化反应得乙氧苯酯,总收率为87.
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化学方法包括酸洗法 、 皂化法 、 酰化法和酯化法等.
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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.
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以L - 赖氨酸为原料经乙酯化后与三光气反应合成了L - 赖氨酸乙酯二异氰酸酯.
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文中讨论了影响酯化反应的外部条件,同时对制约水杨酸异辛酯酯化率的内在因素也作了相应的解释。
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红外光谱分析可知大豆油酸加到了蔗糖骨架上,平均酯化度为6.9,酸值为0.38,碘值134.2,相对密度为0.9346。
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