The pseudo-quaternary phase diagram of Brij35/sodium oleate/oleic acid/watersystems has been investigated,and the liquid crystal area has been identified,which covers abouttwo thirds of the whole phase diagram.The liq...The pseudo-quaternary phase diagram of Brij35/sodium oleate/oleic acid/watersystems has been investigated,and the liquid crystal area has been identified,which covers abouttwo thirds of the whole phase diagram.The liquid crystal structure and behavior have been alsostudied by using polarizing texture,small angle X-ray scattering,~2H-NMR and rheometer etc.Theresult shows that when the composition of the system changes along the line of AA′in this largeliquid crystal region,the structural change iscubic→cubic/lamellar→lamellar→larnellar/hexagonal→hexagonal.Meanwhile,we made the firstattempt of systematic study of the rheological properties of the above system.The lattice constantsof cubic and hexagonal liquid crystals are 10.53 and 5.68 nm,respectively.展开更多
基金This work was supported by the National Natural Science Foundation of China(Grant No.30370945)Guizhou Provincial Governor Foundation(No.6,2001).
文摘The pseudo-quaternary phase diagram of Brij35/sodium oleate/oleic acid/watersystems has been investigated,and the liquid crystal area has been identified,which covers abouttwo thirds of the whole phase diagram.The liquid crystal structure and behavior have been alsostudied by using polarizing texture,small angle X-ray scattering,~2H-NMR and rheometer etc.Theresult shows that when the composition of the system changes along the line of AA′in this largeliquid crystal region,the structural change iscubic→cubic/lamellar→lamellar→larnellar/hexagonal→hexagonal.Meanwhile,we made the firstattempt of systematic study of the rheological properties of the above system.The lattice constantsof cubic and hexagonal liquid crystals are 10.53 and 5.68 nm,respectively.