STRUCTURES AND MECHANISMS OF FORMATION OF POLY(ACRYLIC ACID) IRON (II AND III) CHLORIDE GELS IN WATER AND HYDROGEN-PEROXIDE

被引:30
|
作者
LINDEN, LA [1 ]
RABEK, JF [1 ]
机构
[1] KAROLINSKA INST,ROYAL INST MED,DEPT DENT MAT & TECHNOL,POLYMER RES GRP,BOX 4064,S-14104 HUDDINGE,SWEDEN
关键词
D O I
10.1002/app.1993.070500804
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Poly (acrylic acid) (PAA) can form stable and insoluble gels with FeCl3 in water or in H2O2 (30 wt %). Two carboxylic groups are complexed by the FeCl2+ ion. PAA-FeCl3 (2 : 1) gels have found practical application in the blocking of microscopic channels in tooth dentin and thereby decrease the fluid permeability and protect against tooth decay. (C) 1993 John Wiley & Sons, Inc.
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页码:1331 / 1341
页数:11
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