Solid peroxo compounds and peroxy compounds stabilized by coating
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United States of America Patent
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Jul 11, 2000
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N/A
app pub date -
Nov 18, 1998
filing date -
Dec 18, 1995
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Expired
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Abstract
The stabilization of solid peroxo and peroxy compounds, in particular of sodium percarbonate and acetyl peroxyborate compounds is described, which can be achieved by coating the peroxo and peroxy compounds with a coating material which is a mixture of essentially a) a fatty acid or preferably an alkali metal or alkaline earth metal salt thereof and b) an anionic surfactant from the group of longer chain substituted sulphonates and sulphates.
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