大家在查： slangs only can 及他们 platfond 飞奔起来可气 msg_str 画派 slanging waffled

transesterification

美 [trænsəsterəfɪ'keɪʃən]英 [trænsəsterəfɪ'keɪʃən]

n.酯基转移；转酯基作用；转酯作用
网络转酯化；酯交换反应；转酯化反应

transesterification

transesterification

英-汉网络释义

transesterification

n.

1.酯基转移

2.转酯基作用

3.转酯作用

1

It employs a process called transesterification , which reacts the grounds with an alcohol in the presence of a catalyst .

它需要进行一个被称作 “酯交换 ”的过程，就是在催化剂的作用下，将咖啡渣与乙醇进行反应。

3

the temperature of transesterification should not be too high , and time not suitable to be too long .

酯交换反应的温度不宜太高，时间也不宜过长。

4

In this paper , biodiesel was pre- . pared by transesterification of lard by means of methanol, using solid basic catalyst .

本实验采用猪油在固体碱催化剂（氢氧化钾）与甲醇酯化反应制备生物柴油。

8

Methods of synthesizing diphenyl carbonate included transesterification , urea and carbon disulfide .

其合成方法主要有酯交换法、尿素法和二硫化碳法等。

10

Biodiesel is long-chain fatty -acid methyl ester in essence , which can be produced by transesterification in industry .

生物柴油本质上是长链脂肪酸甲酯，工业上多通过酯交换反应进行生产。

11

The Ti-PILC catalyst showed high catalytic activity to the transesterification of DMC with phenol and DPC yield could reach up to 29. 1%.

该催化剂对于酯交换法合成 DPC 反应表现出良好的催化活性，其上 DPC 产率最高达 29.1%；

14

The oil transesterification catalysts include usually used acid-base catalyst, solid base, lipase, iodine, metal complex, et al.

油脂酯交换催化剂有：常用酸碱催化剂、酶、固体碱、碘、金属配合物等。

15

Biodiesel is a kind of clean and renewable energy, which can be produced by transesterification reaction of vegetable oils or animal fat .

生物柴油作为一种清洁的可再生能源，可以由动植物油脂通过酯交换反应来制备。

16

The method of transesterification reaction for producing DPC was outlined , and the catalyst for the synthesis of DPC was reviewed.

笔者概述了碳酸二苯酯酯交换法的合成工艺，并对催化剂研究作了介绍。

17

20

The catalyst was reused for 10 times while the ratio of transesterification would not decrease .

这种催化剂循环使用 10 次，酯交换率没有下降。

21

Under the optimized conditions , the transesterification conversion of cottonseed oil reached 99 . 42% and repeated use for ten times.

在此最佳工艺条件下，酯交换反应转化率达到了 99 .

22

transesterification type polymerization, ester exchange polycondensation

酯交换型聚合

24

Synthesis of Diphenyl Oxalate from the Transesterification of Dimethyl Oxalate with Phenol over the Different Molecular Sieve Catalysts

苯酚和草酸二甲酯在不同分子筛催化下的酯交换反应

25

Preparation of Dimethyl Carbonate through Transesterification in a Catalytic Distillation Column

酯交换法合成碳酸二甲酯的催化精馏过程研究

27

Synthesis of Dimethyl Carbonate by the Transesterification of Propylene Carbonate with Methanol Catalyzed by Potassium Titanate

钛酸钾催化碳酸丙烯酯和甲醇酯交换合成碳酸二甲酯

29

Determination of the components in transesterification synthesis of dimethyl carbonate by gas chromatography

酯交换法合成碳酸二甲酯过程产物的气相色谱分析

热词推荐

大家在看