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1)  semi batch direct esterification
半连续直接酯化
1.
The semi batch direct esterification unit was modified.
改造半连续直接酯化装置的工作有 :简化工艺流程 ,分馏柱与酯化釜两管连接 ,增加分馏柱高度 ,变换热媒的配比和母液循环量。
2)  semi-continuous
半连续化
1.
PPTA pulps prepared by semi-continuous direct polycondensation process;
半连续化直接缩聚法制备聚对苯二甲酰对苯二胺浆粕
2.
This paper reviews several industrial processes of ethyl silicate, and presents new semi-continuous process.
综述了硅酸乙酯几种工业生产工艺,对其特点进行了评述,并介绍了作者开发的半连续化生产新工艺。
3)  continuous esterification
连续酯化
1.
During the research of the green chemical technique for conversion of lactic acid to methyl lactate,a new reversed-phase high performance liquid chromatographic(RP-HPLC) method was developed for the simultaneous determination of lactic acid and methyl lactate in the continuous esterification system in order to optimize the reaction conditions.
在由乳酸合成乳酸甲酯的绿色化工工艺研究过程中,为了优化反应条件,建立了一种同时分离测定乳酸连续酯化反应体系中乳酸和乳酸甲酯的反相高效液相色谱法。
2.
Using oleic acid as raw material,the technologic flow of rectifying to remove water and continuous esterification was explored to reduce the acid value,and the optimal technological parameters were obtained.
以油酸为原料模拟高酸值油脂进行降酸研究,提出了高酸值原料经精馏分水-连续酯化进行降酸的方法和工艺流程,并对工艺参数进行了优化。
3.
Based on reaction kinetics, the process flow diagram of continuous esterification and reaction conditions were determined.
采用新型催化剂钛酸四异丙酯(TPT)对偏苯三酸酐和2-乙基己醇酯化合成增塑剂偏苯三酸三异辛酯(TOTM)的连续工艺进行了研究,确定了连续酯化流程操作条件,使得偏酐的转化率达到99。
4)  fed-batch biotransformation
半连续转化
5)  direct esterification
直接酯化
1.
Kinetic study on PTA direct esterification;
PTA直接酯化过程动力学的研究
2.
A Mathematical Model for Direct Esterification Process of PET;
聚酯直接酯化过程数学模型
3.
Study on PTT synthesis with direct esterification method
直接酯化法合成PTT的研究
6)  semi-continous PET plant
半连续聚酯装置
补充资料:半胱氨酸乙酯,半胱乙酯
药物名称:半胱氨酸乙酯

英文名:

别名: 半胱氨酸乙酯,半胱乙酯

适应症: 用于治疗急、慢性支气管炎、肺结核、咽喉炎等症以及手术后咳痰困难者。

用量用法: 口服:每次0.1g,每日3次。气管滴入:0.25g溶于5ml溶液内滴入或雾化吸入。

注意事项: 可有恶心、呕吐、食欲不振等;偶有失眠、头晕、皮疹或使哮喘患者产生支气管痉挛。故哮喘患者慎用;严重肝脏及心脏患者忌用。水溶液放置时能缓缓分解,故应临用前配制。

规格: 片剂:0.1g;粉剂:0.25g、0.5g。




类别:祛痰药
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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