Ettringite binder for dense mortar, comprising calcium...

Details Ettringite binder for dense mortar, comprising calcium... Ettringite binder for dense mortar, comprising calcium...

2007-04-24

2007-04-24

Green, Anthony J. (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

C106S692000

Reexamination Certificate

active

10512347

ABSTRACT:
The invention relates to an ettringite binder for dense mortar, comprising calcium sulphates and a calcium aluminate mineral compound, the calcium aluminate mineral compound comprising calcium C and aluminum A oxides, soluble and combined in one or more crystallized and/or amorphous mineralogical phases, in such proportions that:the useful C/A molar ratio of the calcium aluminate mineral compound ranges from 1.2 to 2.7;the sum in weight of the useful (C+A) phases accounts for at least 30% of the total weight of the mineral compound.

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Chemical Abstracts, vol. 80, No. 16, Apr. 22, 1974 Columbus, Ohio US; abstract No. 86896h, p. 251, XP002234031 abstract & JP 48 084830 A (K. Hirano, et al.) Nov. 10, 1973.

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