查询词典 esterification

So the bio (β-acryloxyl ethyl) esters of acrylic rosin (AR-2-HEA) with majorcomposition of bio-(β-acryloxyl ethyl) esters of acrylic pimaric acid were also prepared through acylchloridation and esterification.

同样采用酰氯化、酯化手段合成了丙烯酸松香酯，其主要组成为丙烯海松酸二酯。

Coating-sand bonding strength is further increased through the esterification linking reaction between polyhydric alcohol and polyacrylic acid.

通过多元醇与聚丙烯酸的酯化交联反应使涂砂结合强度进一步提高。

By GC-MS analysis, the liquefied products contained oligomers of polyhydric alcohols, carboxylic acids and their esters because of oxidation and esterification of polyhydric alcohols and the decomposed cornstalk components.

GC-MS分析表明，液化产物中主要含有多元醇的低聚合体，以及多元醇和玉米秸秆降解产物的氧化和酯化反应产生的羧酸及其酯。

Lauroylmonoethanolamide phosphate salt was synthesized by lauroylmonoethanolamide and polyphosphoric acid through esterification,hydrolysis and neutralization.

以月桂酸单乙醇酰胺为原料，聚磷酸为磷酸化剂，经酯化、水解和中和反应合成了月桂酸单乙醇酰胺磷酸酯盐，确定了最佳合成条件。

Nd_2O_3 was used as the catalyst for esterification of n-butyl alcohol with propionic acid.

采用氧化钕为固体催化剂，对丙酸丁酯合成的最佳工艺条件作了研究。

Propoxy propyl cellulose was synthesized by esterification with hydroxypropyl cellulose as raw material. The chemical structure of PPC was characterized by Fl' IR.

以羟丙基纤维素为原料，通过酯化反应合成了丙酰氧丙基纤维素，通过FT-IR表征其化学结构。

Macrocycle with two pyridyl unitsZ-protected groups in the di-ester formed from esterification of Z-Glycine with 2,6-bishydroxymethyl pyridine was removed and thenconverted into Ts-protected group.

本论文以天然氨基酸为手性源，以芳杂环为大环分子的刚性因素，研究它们的环合反应和分子结构，为此设计了下列三种结构类型的大环分子：一。

A liquid crystal with pyridine group was synthesized from reactants of pyrogallic acid and isonicotinato by esterification reaction.

以焦性没食子酸和异烟酸为原料合成了带吡啶官能团的液晶配体。

The catalytic oxidation and catalytic esterification performances of NbFeSAPO-5 catalyst are studied with pyruvic and methanol as raw material.

结果表明：合成的分子筛具有AIPO4-5的骨架结构，并且铁、硅和铌金属杂原子进入了分子筛骨架。

Through salification, esterification, hydrogenation, condensation, oxidation and halogenation etc.,LA can produce useful chemicals and new polymer materials.

同时它具有良好的反应活性，通过成盐、酯化、加氢、缩合、氧化和卤化等化学反应，可制得各种各样有用的化合物和新型高分子材料，因此乙酰丙酸有望成为一个基于生物质资源的新平台化合物。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。