Percarbonate bleach particles coated with a partially hydrated crystalline aluminosilicate flow aid
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United States of America Patent
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Nov 25, 1997
Grant Date -
N/A
app pub date -
Jan 16, 1996
filing date -
Jul 14, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for making a granular detergent composition comprising the steps of adding to a detergent powder particles of percarbonate having a mean particle size in the range of from 250 to 900 micrometers and a powdery flow aid containing a partially hydrated crystalline sodium aluminosilicate having a moisture content of less than 15%, preferably from 5% to 12%.
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