表面活性剂的

Synthesis and application of fatty alcohol ether carboxylate .

本文介绍了一种表面活性好、应用范围广的新的脂肪醇醚羧酸盐表面活性剂的合成、性能和应用。

The influence of HTABr on s-BLMs was investigated by cyclic voltammetry and electrochemical impedance spectroscopy. The experimental results show that the HTABr appeared to be an effective ion carrier to facilitate the transmembrane transportation of ferrocyanide/ferricyanide.

而且，我们发现，在一定程度内(即表面活性剂的浓度低于Csol，或反应的时间比较短)，若将电极取出放入到KC1支持液中，磷脂分子在电极表面可以重新自组装，s-BLM重新恢复到原来的状态，探针分子在电极上的响应电流也逐渐变弱，直到完全消失。

The critical micelle concentration, surface tension and interfacial tension of a copolymer are investigated.

对具有一定表面活性的聚乙烯醇与丙烯酸甲酯和丙烯酸聚乙二烯醇共聚产物的临界胶束浓度，表面张力和界面张力进行了研究，并对共聚物与OP系列低分子表面活性剂的相互作用进行了探讨。

Basic physical-chemistry properties such as solubility ,surface activity, micelle thermodynamic property ,solubilization and the applied properties such as moisture adsorbability ,water retentivity, microemulsion , antibacterial activity , antitumor activity have been studied systematiclly.

研究了该类表面活性剂的基本物化性能如溶解性、表面活性、胶束热力学性质、增溶性能以及吸湿保湿性、微乳性能、抑菌抗菌性、抗肿瘤活性等应用性能。

The surface activity of Hibiscus syriacus has been studied and shows thatHibiscus syriacus has good surface activity.The influence of temperature,saltness,water hardness and pH on the surface activity of its aqueous solutionsis also studied and shows little influnce.Also the mixture systems of Hibiscussyriacus with some anioic surfactants have been studied and the results show thatthe mixture systems can produce remarkable synergism.

天然表面活性植物木槿叶的应用研究本课题对天然植物原料木槿叶提取物中的表面活性物的性质(临界胶束浓度、表面张力和起泡性能)及其影响因素(温度、pH、水硬度和盐度等)进行了系统的研究，结果表明木槿叶表面活性物具有较好的表面活性，且它的cmc和〓在一定范围内受一些因素的影响也不大，是一种理想的香波原料；同时也研究了木槿叶活性物与其它温和型的阴离子表面活性剂的复配体系，表明具有明显的协同增效效果。

Alkyl poly glycoside, prepared with 100% natural raw materials, shows superior surface activity and application performance in biological, pharmacological and high-security in ecological aspects, could be used in many fields, be regarded as the most possible surface-active agent in the future.

烷基糖苷，100%用再生性天然原料生产，在生物、药理和生态方面高度安全，具有优越的表面活性和应用性能，可用于许多领域，代表了下一代表面活性剂的发展方向。

A marine diesel engine lubricant composition having a TBN of at least 10 and preferably a VI of at least 90, comprises a major amount of oil of lubricating viscosity, and admixed therewith, minor amounts of an ashless antiwear additive and a metal detergent in the form of an overbased metal detergent having a TBN at least 300, preferably at least 330, more preferably at least 400, and comprising a surfactant system derived from at least two surfactants, and/or a metal detergent other than; provided that, if detergent is present, the composition does not contain a minor amount of an extreme pressure additive, being up to 5.0 mass % based on the total mass of the composition.

本发明公开了一种TBN至少为10且优选Ⅵ至少为90的船用柴油机润滑剂组合物，该组合物包含主要量的具有润滑粘度的油、以及混入其中的少量无灰抗磨添加剂和金属洗涤剂，后者的形式为：TBN至少为300，优选至少330，更优选至少400且包含衍生自至少两种表面活性剂的表面活性剂体系的高碱性金属洗涤剂，和／或非的金属洗涤剂；前提是，如果洗涤剂存在，该组合物就不含少量的最高占所述组合物总质量5.0％质量的特压添加剂。

The surface tension of zwitterionic surfactant α-capric betaineand the aggregation number of its micelles have been investigated by means of drop volume method and steady-state fluorescence technology respectively.

采用滴体积法和稳态荧光法分别测定了α-癸基甜菜碱两性表面活性剂的表面活性及胶束聚集数，并考察了pH值对其表面活性的影响。

The surface chemical properties of the latices and the composition of the surfactants on the particle surface revealed the synergy between C12E6.3 and dodecylbenzene sulfonic acid. They form a mixing interface film.

乳液的表面化学性质和乳液粒子表面上表面活性剂的组成表明C12E6.3与十二烷基苯磺酸之间存在着协同作用，组成了混合界面膜。

The results showed that monocarboxylic acid stearic acid played a role of surfactant, and the product was still orthorhombic Ce2O(CO3)2·H2O with a high crystallization degree. In turn, duality-carboxylic acid tartaric acid...

实验结果表明在尿素及硝酸铈的混合溶液中分别加入一元羧酸硬脂酸，二元羧酸酒石酸和三元羧酸柠檬酸时，一元羧酸硬脂酸在混合溶液中只起表面活性剂的作用，其产物为斜方晶系的单晶Ce2O(CO3)2.H2O微粉，且表面活性剂硬脂酸的加入使得晶体的晶化程度明显提高；而二元羧酸酒石酸与三元羧酸柠檬酸在均相反应中则起螯合剂的作用，分别与Ce3+形成螯合物酒石酸铈和柠檬酸铈，这些结果的造成是由于其反应机理的不同所导致的。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。