Antimony pentoxide dispersions and method of making
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United States of America Patent
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Sep 1, 1998
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N/A
app pub date -
Oct 25, 1996
filing date -
Oct 25, 1996
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Expired
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Abstract
Process for preparing an aqueous dispersion of antimony pentoxide sol useful for flame retardancy consisting of the steps forming an aqueous dispersion of phosphated antimony pentoxide sol; mixing the aqueous dispersion with a water-soluble alkanol amine; and concentrating the dispersion to provide an aqueous dispersion containing at least 50 percent by weight of antimony pentoxide; and aqueous antimony pentoxide sol dispersions prepared thereby.
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