Process for the preparation of concentrated solutions of stabilized hypobromites
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United States of America Patent
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May 10, 2011
Grant Date -
Jul 9, 2009
app pub date -
Mar 2, 2009
filing date -
May 6, 2002
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Abstract
The invention provides stabilized concentrated aqueous solutions of alkali hypobromites, as well as a process for the preparation of said stabilized concentrated solutions at low temperatures, comprising reacting a concentrated alkali hydroxide aqueous solution with bromine, adding to the non-stabilized reaction product an aqueous solution of a sulfamic compound to stabilize the hypobromite, and oxidizing bromide to produce additional hypobromite.
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