查询词典 surfactants

In this paper, we synthesized two kinds of new carboxylate Gemini surfactants and one of new bis-quaternary ammonium salt.

本论文共合成了两种新型羧酸盐Gemini 表面活性剂和一种新型季铵盐Gemini 表面活性剂。

It was found that these two compounds showed superior surface activity and aggregation capability at higher pH value, which is so different from the traditional carboxylate surfactants.

对相应的表面活性和聚集体研究发现，C10HL与传统羧酸盐表面活性剂有很大的不同，在较高pH时仍具有较高的表面活性和聚集能力。

The effects of the surfactants on bioleaching of chalcopyrite were evaluated by measuring the leaching rate of copper and the density of bacteria cells in solution.

通过对浸矿溶液中铜的浸出率以及细菌浓度的测定来评价表面活性剂对氧化亚铁嗜酸硫杆菌浸出效果的影响。

The influences of different surfactants (sodium dodecyl sulfate, sodium cholate and sodium deoxycholate), different electrolytes (sodium phosphate monobasic, sodium tetraborate and 3-cyclohexylamino-1-propane sulfonic acid), buffer pH and organic modifiers on the determination of sialic acid were studied.

其次建立了一种测定唾液酸的在线富集CZE法，该方法用40 mM磷酸二氢钠为缓冲溶液电解质，通过将样品溶解在乙腈：水=2：1的样品基体中，进样时间增加到100 s来达到样品富集的效果，并考察了样品基体中乙腈浓度和进样时间对富集效果的影响，研究了用硼砂或3-环己胺-1-丙烷磺酸作为电解质、缓冲溶液pH值和有机修饰剂的加入对唾液酸检测的影响。

Filters A and B ensure that no rinse waters go to drain giving a closed system. Filter A neutralises and removes surfactants from tanks 2 and 4 through a two stage carbon filter.

A，B过滤系统通过密闭系统保证水不流失。A系统通过双阶炭过滤中和且除去第2和第4个槽桶中溶有的表面活性成分。

As references, conventional surfactant sodium dodecylsulfate or the mixture of surfactants sodium dodecylsulfate and nonylphenol polyoxyethylene ether (10) is used in the same polymer systems. Large amount of coagulum is producted during the polymerization, when the polymerizable surfactant from series A is used.

传统乳化剂十二烷基硫酸钠或十二烷基硫酸钠与壬基酚聚氧乙烯醚(10)(NP-10)复配的乳化剂也同样用于聚合以作对比。A系列乳化剂产品产生了大量凝胶，不适宜用于本文研究的乳液聚合中。

We investigated the effects of product on different concentration of surfactants.

研究了不同的表面活性剂浓度对分子筛产物的影响。

The surfactant-protein interaction was studied by conductometer in this work. According to experimental results, two models of the interactions between surfactants and proteins were deduced. One is hydrophobic interaction model; the other is electrostatic force model.

较系统地研究了溶液中离子型表面活性剂与蛋白质相互作用时电导率的变化，并根据实验现象得出表面活性剂与蛋白质作用的两种模式－疏水作用模式和电荷作用模式。

Surfactants and additives were selected after analysis of theories and experiments. In addition, we established the methods of producing foam and the estimation of stability of foam after we did the contradistinctive experiments.

本文通过理论和实验分析，筛选合适的表面活性剂及助剂，通过起泡方法和泡沫稳定性评价方法的对比实验，确定起泡方法和泡沫稳定性评价方法。

The relationship between aqueous two phase system and liquid crystal of cationic and anionic surfactants mixture was studied.

研究了正离子表面活性剂 CTAB与负离子表面活性剂 SDS混合系统的双水相与液晶结构的关系。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。