表面活性剂

Comparing the enhancement between adding BS-UC and MELs, the former was more suitable than the latter. With adding BS-UC, the degradation rate of alkane reached above 90% when HRT kept 5h.

在该反应器中，比较了加入两种生物表面活性剂MEL和BS-UC的促进效果，认为BS-UC的实际应用效果更好，在水力停留时间5h时，烃类的降解率即可达到90％以上。

According the known structure of MELs and the composition of broth, the separate and purify process of MELs was studied with silica-gel chromatography and the optimum conditions were: silica gel particle size 200 mesh, washing solution chloroform-acetone mixture (7: 3 for MEL-A, 6: 4 for MEL-B), washing rate 0.25ml/min, washing amount 400ml solvent/g MEL.

1根据已知生物表面活性剂MEL的结构特点和发酵液组成，在提取得到MEL粗制品的基础上，采用硅胶色谱分离技术，确定了MEL的最佳分离纯化条件：硅胶粒径200目，洗脱剂采用氯仿-丙酮混合溶剂，洗脱剂配比为7∶3、6∶4，洗脱速率为0.25ml/min，洗脱剂用量为400ml/gMEL。

Product Name: ik-415 metal cleaning agents Description: ik-415 metal cleaning agent, is a by the surfactants, additives, anti-rust agent consisting of soluble metal-cleaning agents.

产品名称： ik-415金属洗净剂产品简介： ik-415型金属洗净剂，是一种由表面活性剂、助剂、防锈剂所组成的水溶型金属洗净剂。

The results indicated that methyl cellulose (MC20) was a suitable surfactant to control the particle morphology of atorvastatin calcium.

研究结果表明：表面活性剂甲基纤维素(MC20)可以有效地控制颗粒形貌；改变溶液浓度及体系温度可以调整颗粒大小；混悬液经喷雾干燥得到的干粉是粒度分布均匀的团粒状类球形颗粒，粒径约为1μm。

The induction time of methane hydrate formation was reduced, gas hydrate could grow rapidly, and the methane consumption was improved during hydrate formation in a quiescent cell with micella surfactants.

发现微量的表面活性剂降低了甲烷气体水合物在静止反应器中形成的诱导时间，并使水合物快速形成和生长，提高了水合物形成过程中的填充密度。

The physicochemical properties of surfactin generated from a bacillus subtilis strain ZW-3,such as critical micella concentration value,the emulsification value,stability to salinity and temperature,ability to reduce the interfacial tension were measured in Daqing Oilfield.

对从大庆油田分离到的一株枯草芽孢杆菌ZW-3代谢的脂肽生物表面活性剂的理化性质(CMC值、乳化活性、对温度、矿化度的稳定性、降低油水界面张力能力)进行了测定，同时进行了物理模拟实验。

The micelles' solubilizing technology was one of the important effects of surfactants.

胶束增溶技术是表面活性剂的一个重要作用。

It has become emergent to exploit new surfactants, which suit for constituting reverse micelles applied to enzymatic catalysis.

开发新型的表面活性剂，以构建适用于酶催化反应的反胶束体系，已经成为一个亟待解决的问题。

It was found that the adding of non-ionic surfactant increased the activity and stability of enzymes.

原因是非离子表面活性剂分子降低了反胶束离子层的电荷密度，减弱了可导致酶变性的静电相互作用。

In this paper, the processing parameters of chemical neutral deinking of ONP with non-ionic surfactant RPE were studied.

本文利用非离子表面活性剂RPE对废新闻纸的中性脱墨工艺进行了探讨。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新