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黄素2是现在最有可能在其两性离子地方式或作为其羧酸离子。Flavin 2 is most likely present in its zwitterionic form or as its carboxylate ion.

综述了两性离子表面活性剂在分析检测尤其在色谱分离和毛细管电泳技术中的应用。The application of zwitterionic surfactant to the fields of chromatography and capillary electrophoresis was reviewed.

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改性超滤膜能够长期运行，重复利用后分离性质没有显著的降低。The zwitterionic PAN-based membranes can run for a long time and be reused without significant decrease of separation performance.

丝氨酸在正丙醇-水混合溶剂中的迁移偏摩尔体积为正值，且随醇浓度的增大而增大。The results show that a dominant interaction between -OH group of n-propanol and the zwitterionic group of serine gives positive contribution to the transfer volume.

最近，蠕虫状胶束的结构和动态性质的研究已经延伸到不同类型的表面活性剂，如阴离子、两性离子和聚合物表面活性剂。Recently, studies of structure and dynamic properties of wormlike micelle have extended to different surfactant type such as anionic , zwitterionic and polymeric surfactants.

阴离子、阳离子和非离子双子表面活性剂已有很多合成品，而关于两性双子表面活性剂文献方面的报道很少，对两性双子磷酸盐表面活性剂到现在更鲜有报道。There are many papers related to the synthesis of anionic, cationic and nonionic Geminis, but few of literature is about the systematic studies on the zwitterionic surfactant.

对仲酰胺和咪唑啉合成的两性表面活性剂的结构，本文分别利用高效液相色谱和硝酸银滴定的方法进行分析。With the aid of HPLC and silver nitrate titration, the structure of zwitterionic surfactant obtained through the reaction of secondary amide and fatty imidazoline has been analysed.

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第二，以DCP为交联剂，通过共混热交联法，将磷铵两性离子MPC、两种亲水性高分子F127、PVP共混入形状记忆聚氨酯中。Secondly, the zwitterionic MPC, two hydrophilic polymer F127, PVP were embedded into the shape memory polyurethane through blending hot crosslinking with DCP as a crosslinking agent.

本研究工作是将磺铵两性离子结构构建到生物材料的表面，并对材料的血液相容性进行研究。In this research work, DMMSA, a kind of zwitterionic monomer, were constructed onto the surface of the general biomaterials to improve their blood compatibility. The work contains three parts.

后来随着色谱技术在生物领域的应用，两性表面活性剂又被用作流动相，即把其溶解于电解质溶液中，此流动相能很好地分离含蛋白质的生物样品。With the application of chromatography technique to the biological field, zwitterionic surfactant is widely applied to the capillary electrophoresis which is used as stationary and dynamic coatings.