THE ORIGIN OF THE SWELLING OF CLAYS BY WATER

被引:39
作者
DELVILLE, A [1 ]
LASZLO, P [1 ]
机构
[1] ECOLE POLYTECH,CHIM FINE BIOMIMET & AUX INTERFACES LAB,F-91128 PALAISEAU,FRANCE
关键词
D O I
10.1021/la00097a017
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The diffuse electric double-layer formalism allows calculation of the swelling pressure in good agreement with the observations made on dilute clay suspensions. We correct an error often made in the calculations that renders them incoherent. Analysis of the energies of the clay-water-cation system suggests the importance of solvation of the interlamellar cations. © 1990, American Chemical Society. All rights reserved.
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页码:1289 / 1294
页数:6
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