EFFECT OF ACID-RESISTANT ANIONIC SURFACTANTS ON THE KINETICS OF THE DECREASE OF SURFACE-TENSION OF GELATIN SOLUTIONS

被引:0
|
作者
DERKACH, SP [1 ]
ZOTOVA, KV [1 ]
IZMAILOVA, VN [1 ]
PANAEVA, SA [1 ]
机构
[1] MOSCOW MV LOMONOSOV STATE UNIV,MOSCOW,RUSSIA
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中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
The surface tension of solutions of gelatin and of its binary mixtures with trisodium salts of disulfosuccinic acid (TSS) at the interface with air was measured using the Wilhelm method. The effect of TSS on the kinetics of the decrease of surface tension of the gelatin solutions was studied. The TSS additives were shown to considerably accelerate the establishment of the adsorption equilibrium and to increase the relaxation time. This is due to the formation of gelatin-TSS complexes which are in fact new surfactants.
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页码:524 / 529
页数:6
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