Method of controlling microorganisms in hydrogen peroxide pulp bleaching processes
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United States of America Patent
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Issued Date -
Oct 14, 2004
app pub date -
Apr 10, 2003
filing date -
Apr 10, 2003
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Abandoned
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Abstract
A method of controlling micro-organisms during peroxide bleaching of cellulose pulp comprising adding to the pulp an effective micro-organism controlling amount of a) an aqueous biocide solution comprising one or more organic peracids; and b) an aqueous solution comprising one or more chelating agents.
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