查询词典 acrylic acid

The metalorganic complex NaEu4 is prepared by europium and Dibenzoyl Methane. The coordination polymers Eu-DBM-PAA and NaEu-DBM-PSAA are synthesized by the reaction of NaEu4 with polyacrylic acid M(subscript r=5000and copolymer of acrylic acid and styrene M(subscript r=3000.

研究了铕和二苯甲醯甲烷形成的有机配体NaEu4与聚丙烯酸M(下标 r=5000）、聚M(下标 r=3000发生配位反应分别得到配合物Eu-DBM-PAA和NaEu-DBM-PSAA，得率分别为89.7%和87.3%。

In this thesis,three copolymerization systems have been investigated in detail.They are α-ethylacrylic acid/maleimide,α- acrylic acid/maleimide and monomethyl itaconate/maleimide,respectively.

本文对α-乙基丙烯酸/马来酰亚胺、α-正丙基丙烯酸/马来酰亚胺和衣康酸单甲酯/马来酰亚胺三种新的共聚体系进行了详细地研究，并对合成共聚物的生理活性进行了初步探讨，实现了α-正丙基丙烯酸乙酯/马来酰亚胺体系的可控共聚反应。

The synthetic process and the scale inhibition function of the copolymer of itaconic acid-acrylic acid to synthetic water containing CaCO3 have been studied.

作者研究了衣康酸—丙烯酸二元共聚物水溶液的合成工艺及对合成水碳酸钙的阻垢效果。

The itaconic acid carboxylated ACM has better cure characteristics and mechanical properties than the acrylic acid carboxylated ACM.

对于以衣康酸为交联单体的ACM，辐射法制备的橡胶比化学法制备的橡胶拥有更好的硫化特性、更高的凝胶含量和更优异的机械性能。

The itaconic acid carboxylated ACM has better cure characteristics and mechanical properties than the acrylic acid carboxylated ACM.

以衣康酸为交联单体的ACM的硫化特性和机械性能好于以丙烯酸为交联单体的ACM。

The experiment results showed that the optimum reaction condition were as follow: the molar ratio of acrylic acid to octadecyl alcohol was 1.2:1, the amounts of solid super acid and hydroquinonone were 6.0% and 0.8% respectively, reaction temperature and time were 120℃ and 3h. In this condition, the percentage of esterification of octadecyl acrylate was 97%.

由实验得出的最佳合成条件是：丙烯酸与十八醇的摩尔比为1.2：1，固体超强酸及对苯二酚的质量分数分别为6%，0.8%，反应温度为120℃，反应时间为3 h，在此反应条件下，酯的产率可达97%。

Octadecyl acrylate was synthesized by melt esterification from octadecyl alcohol and acrylic acid using solid super acid as catalyst.

以丙烯酸和十八碳醇为原料，采用固体超强酸SO(上标 2-下标 4)-/TiO2为催化剂及直接酯化法制备丙烯酸十八酯。

Octadecyl acrylate was synthesized by melt esterification from octadecyl alcohol and acrylic acid using solid super acid as catalyst.

以丙烯酸和十八碳醇为原料，采用固体超强酸SO42-/TiO2为催化剂及直接酯化法制备丙烯酸十八酯。

Selecting acrylic acid、acrylamide and 2 propenoic acid 2 hydroxyethyl ester as the monomers of copolymerization,a water absorbent resin used for condensing protein solution has been synthesized by means of water solution polymerization.

以丙烯酸、丙烯酰胺及丙烯酸羟乙酯等为单体合成了浓缩蛋白质溶液用吸水树脂，其最大浓缩倍率可达 4。

Two new active esters of acrylic acids monomers, N-p-acryloxybenzoyloxy succini-mide and N-p-methacryloxybenzoyloxy succinimide have been synthesized and polymerized.ABOSu and MBOSu were prepared by coupling of p-acryloxybenzoic acid or p-methacryloxybenzoie acid with N-hydroxy succinimide in the presence of dicyclohexylcarbodimide.

新的丙烯酸活性酯，N-(对甲基丙烯酰氧苯甲酰氧基)丁二酰亚胺及N-丁二酰亚胺单体分别由对甲基丙烯酰氧基苯甲酸、对丙烯酰氧基苯甲酸与N-羟基丁二酰亚胺在环已基羰二亚胺存在下经偶联反应合成。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。