查询词典 sulfonic acid

The energetic interaction between dyes and PAN-DCD is related to the number of sulfonic acid group in dye structure.

因此，染料分子与PAN-DCD之间相互作用的絮凝脱色过程是受能量作用和疏水作用共同制约的。

The latter was esterified with allyl alcohol in the presence of the catalyst toluene-p-sulfonic acid to get the title compound in the yield of 87.1%.

后者在对甲苯磺酸催化下与烯丙醇经酯化反应制得标题化合物，收率为87.1%。

A novel method for synthesizing the amino-sulfonic acid series amphoteric surfactants was developed.

给出了氨基磺酸系两性表面活性剂的一种新合成方法。

The stability of LEM served in magnesium ion extraction under the circumstance of WPA is studied. Taking N205 as surfactant, sulfonic acid as carrier, liquid paraffine as membrane intensifier, kerosene as membrane solvent and hydrochloric acid as well as sodium chloride as aqueous internal phase.

研究了以N205为表面活性剂，磺酸基络合剂为流动载体，液体石蜡为膜增强剂，磺化煤油为膜溶剂，盐酸加氯化钠为内水相的乳状液膜在湿法磷酸体系中捕获镁离子时的稳定性。

Using phenylamine and acetic acid as raw materials,cyclohexane and toluene-p-sulfonic acid as dehydration and catalyst respectively.

以苯胺和冰醋酸为原料，环己烷为脱水剂，对甲苯磺酸为催化剂，采用正交实验法，探讨了乙酰苯胺合成的适宜工艺条件。

The negatively charged sulfonic acid groups was readily introduced through the reaction of the terminal anhydride groups of the anhydride-terminated hyperbranched poly precursor with the amino groups of sulfanilic acid before chemical imidization.

研究表明，在聚合过程的聚酰胺酸阶段，采用过量的邻苯二甲酸酐或苯胺对超支化聚酰亚胺的端氨基或端酸酐基团进行的封端改性切实可行，改性反应可进行地相当彻底。

Sulfonic acid is a foaming acid available from some of the oil companies.

磺酸是从一些炼油公司获得的一种起泡酸。

Acrylamio-2-methyl propane sulfonic acid is applied in the production of water-based latex,which copolymerizes with acrylic acid,styrene or vinyl acetate to turn out latex resin.

2-丙烯酰胺基-2-甲基丙磺酸应用于水基性胶乳的生产过程中，与丙烯酸、苯乙烯或醋酸乙烯发生异分子聚合而生成胶乳树脂。

However, the capacity could be increased by rehydrating the adsorbent after calcination to increase the silanol group density [29] or by modifying the surface to incorporate functional groups, such as sulfonic acid groups, targeted for adsorption of the amino acid.

然而，能力可以增加补水后的吸附剂，以焙烧增加密度silanol组[ 29 ]或修改表面把功能组别，如磺酸群体，有针对性的吸附氨基酸。

However, the capacity could be increased by rehydrating the adsorbent after calcination to increase the silanol group density [29] or by modifying the surface to incorporate functional groups, such as sulfonic acid groups, targeted for adsorption of the amino acid.

然而，能力能增加补水后的吸附剂，以焙烧增加密度silanol组[ 29 ]或修改表面把功能组别，如磺酸群体，有针对性的吸附氨基酸。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。