The influences of salt concentration, cosurfactant on the phase behavior of the microemulsion system were discussed, and the factors influencing the surface tension were also discussed. 讨论了盐浓度、助表面活性剂等对微乳液体系相态的影响,对影响体系界面张力的因素也进行了探讨。
This paper introduces the conception, preparation and the theory of formation of microemulsion, especially, referred to the effect of cosurfactant in microemulsion. 介绍了微乳液的概念、制备、形成理论及助表面活性剂在微乳液中的作用。
METHODS The intravenous emulsions were prepared using injectable egg yolk phospholipids and non-ionic emulsifier poloxamer 188 as cosurfactant. 方法用可静脉注射用的蛋黄磷脂和泊洛沙姆188,制备出人参皂苷Rh2静脉乳剂。
The result indicates that, when the mass ratio of the cosurfactant to the cationic surface active agent is 2 ∶ 1, the watering quantity of the petrol microemulsion is most suitable to combustion; 研究结果表明:当助表面活性剂与阳离子表面活性剂的质量比为2时,制得的微乳汽油中掺水量最适宜燃烧;
The effects of H+ concentration in water phase, concentrations of surfactant and cosurfactant on the microemulsion conductivity were studied. 研究了水相氢离子浓度,表面活性剂,助表面活性剂浓度等对微乳液导电性能的影响。
The influence of different emulsion process, mixture ratio of surface active agent and cosurfactant to the watering quantity and stability in the petrol microemulsion system was discussed. 探讨了汽油微乳体系中,不同乳化方式、表面活性剂的配比、助表面活性剂对掺水量和稳定性的影响;
Microemulsion with organic acid as cosurfactant 以有机酸为助表面活性剂的微乳液研究
When ( n-pentanol) was used as cosurfactant, the ideal concentration was20%. 若加助表面活性剂正戊醇,则其最佳体积含量为20%。
Effect of Surfactant and Cosurfactant on the Protecting Corrosion for Nickel 表面活性剂和助表面活性剂对镍的缓蚀作用
The transmiting electric polyaniline was synthesized by emulsion polymerization which was carried out by using dodecylbenzene sulfonic acid as emulsifier, hexadecanol as cosurfactant, hydrochloric acid and dodecylbenzene sulfonic acid as doping agent, ammonium persulfate as initiator. 以十二烷基苯磺酸(DBSA)为乳化剂,十六醇(CA)为助乳化剂,盐酸和十二烷基苯磺酸(DBSA)为掺杂剂,过硫酸铵为引发剂,采用乳液聚合法合成了导电聚苯胺(PAn)。
Study on the Function of Cosurfactant LA in Emulsion Liquid Membrane System and Its Application 乳状液液膜体系中助表面活性剂LA的作用及其应用研究
Microemulsions are fluid, transparent, thermodynamically stable oil and water systems, stabilized by a surfactant usually in conjunction with a cosurfactant, which may be a short chain alcohol, amine or other weakly amphiphilic molecule. 微乳是一种流动的、透明的、热力学稳定的油水混合系统,由表面活性剂和助表面活性剂共同起稳定作用。其中助表面活性剂通常为短链醇、胺或其他较弱的双亲分子。
SYNTHESIS OF MESOPOROUS SILICA WITH TRIBLOCK COPOLYMER AS THE TEMPLATE IN STRONG ACIDIC MEDIUM ⅰ. Characterization of Samples and Effects of Cosolvent and Cosurfactant on Morphology of Mesoporous Silica 强酸性介质中用三嵌段共聚物模板合成介孔硅基分子筛Ⅰ.样品的表征及共溶剂、共表面活性剂对样品颗粒外貌的影响
Effect of cosurfactant and electrolyte on the characters of lower interfacial tension 助剂和电解质对低界面张力性质的影响
The preparation of water-in-oil ( W/ O) diesel oil microemulsion with mixed nonionic surfactants was carried out. The microemulsions were formed with four constituents: water, oil, cosurfactant and surfactant, and their ternary phase diagrams were represented. 利用非离子型表面活性剂复配制备W/O柴油微乳液,并以油、水、表面活性剂+助表面活性剂为三组分绘制了相图。
The cosurfactant butanol can be used as inhibiting adjuster, and can control and change the corrosive rate of Ni in HCl ( aq) solution. 助表面活性剂正丁醇可作为缓蚀调节剂,其加入可控制金属镍在HCl水溶液中的腐蚀速率。
Microemulsion that consist of surfactants, cosurfactant, oil and water at a certain percentage is a thermodynamic stable system with the particle radius of 10~ 200nm. Its interfacial tension is very low. 微乳液是由表面活性剂、助表面活性剂、油和水以一定比例组成的热力学稳定体系,粒径在10~200nm之间,界面张力极低。
Microemulsion, which are made from water, an organic solvent, a surfactant and a cosurfactant, are transparent, low viscosity, isotropic and thermodynamically stable dispersion systems. 微乳液是由水,油,表面活性剂与助表面活性剂在适当比例自发形成的一种透明或半透明的,低粘度的,各向同性且热力学稳定的油水混合体系。
Effect of many factors, such as surfactant concentration, the kinds and concentration of cosurfactant, inner water phase salinity and pH value, on water content of the microemulsion were studied. 考察了表面活性剂浓度、助表面活性剂的种类及浓度、内水相盐度及pH值等因素对微乳液最大增溶水量的影响。
The "micro-lactic acid" system is the conventional acid and oil, surfactant and cosurfactant mixed together to form a homogeneous, transparent system, with high stability. 该微乳酸体系是把常规酸与油、表面活性剂以及助表面活性剂混合在一起形成一种均匀、透明的体系,具有很高的稳定性。
Surfactants with a certain amount of cosurfactant would be higher than emulsifier surfactant. A large range of reduction is emulsion viscosity, simple of use; but the post-processing technique is very difficult so that cost much. 表面活性剂复配一定量的助表面活性剂,比乳化剂的表面活性更高些。乳化降粘技术降粘幅度大,使用简单易行,但后续处理工艺难度大,增加了成本支出。
Ionic liquids usually can act as solvent, cosurfactant or surfactant to endow the mixed surfactants system with more unique characters. 离子液体通常和传统表面活性剂复配作为溶剂、助剂或表面活性剂使用,赋予混合体系诸多独特的性质。
Reverse micelles, which are made from a surfactant, an organic solvent, water, and occasionally a cosurfactant, are thermodynamically stable systems. 反胶束溶液是由表面活性剂、有机溶剂、水、有时添加助表面活性剂组成的热力学稳定的体系。