DENTAL SILICATE CEMENTS .6. INFRARED STUDIES

被引:21
作者
WILSON, AD
MESLEY, RJ
机构
[1] Dental Materials Section, Laboratory of the Government Chemist, Cornwall House, London, S.E. 1, Stamford Street
关键词
D O I
10.1177/00220345680470042301
中图分类号
R78 [口腔科学];
学科分类号
1003 ;
摘要
Infrared studies have shown that silica gel and H2PO4 -1 ions are formed in fresh cement paste. Subsequently, during setting and hardening, H2PO4 -1 ions further react to form covalent phosphates and are removed from the system. In an uncertified cement, H2PO4 -1 ions were found in substantial amounts even in the set cement, which accounted for poor strength and durability. © 1968, SAGE Publications. All rights reserved.
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页码:644 / &
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