1) Ls-Ester Matter
Ls-酯化物
2) LS biological enzyme
LS生物酶
1.
Research and application on LS biological enzyme blocking removal technique
LS生物酶油水井解堵技术及应用
3) L_S-majorized mapping
LS优化映象
1.
In this paper, the authors introduced the notions of class L_S mapping and L_S-majorized mappings and obtained some existence theorems of maximal elements for class L_S and L_S-Majorized mappings on G-convex spaces.
给出了LS类映象和LS优化映象的概念,在G凸空间中建立了关于LS类映象和LS优化映象的极大元存在定理。
5) ester
[英]['estə] [美]['ɛstɚ]
酯化物
1.
The analytical method about the SN of esters and prepolymers in polyester process control,the sort of solvent,volume,reaction time and temperature were discussed .
讨论了聚酯生产过程控制中酯化物和预聚物皂化值分析方法中的溶剂种类、用量、反应温度和反应时
2.
After the preparation of rosin maleic anhydride adduct,the esterification of the adduct with 2-hydroxylethyl methacrylate(HEMA) is studied.
利用松香与顺丁烯二酸酐反应生成加成物,再用加成物与甲基丙烯酸-β-羟乙酯(HEMA)反应制备了酯化物,研究了原料配比、催化剂的种类和用量等对酯化反应的影响,实验结果表明:以对苯二酚为阻聚剂,2%氧化锌为催化剂,加成物与HEMA的摩尔比为1∶3,在反应温度为220℃下反应3 h,酯化率最高可达94。
6) esterification product
酯化产物
1.
Three kinds of esterification products mass heat capacities at constant pressure by differential scanning calorimetry were determined, and the expression of mass heat capacities at constant pressure in our needed temperature range was acquired.
通过差示扫描量热法 (DSC)测定了 3种酯化产物的质量定压热容 ,并拟合出所需温度范围内质量定压热容的表达式 。
补充资料：Ls-酯化物
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性质：暂无
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用途：暂无
分子量：暂无
CAS号：暂无
性质：暂无
制备方法：暂无
用途：暂无
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