Process for producing phosphomagnesia cements having reduced sensitivity to water
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United States of America Patent
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Jan 21, 1997
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app pub date -
Mar 6, 1996
filing date -
Dec 31, 1993
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Abstract
Phosphomagnesia compositions settable into improvedly water-insensitive cements that retain their mechanical properties comprise an intimate admixture of (i) a binder phase including (a) at least one phosphorous compound (P.sub.2 O.sub.5 or derivative/precursor thereof) and (b) at least one magnesium compound reactive therewith in the presence of water, (ii) an effective amount of cementitious aggregate, and (iii) a water sensitivity-reducing amount of at least one silicone homogeneously distributed therethrough.
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