Process for providing improved whiteness to fabric and for removing formaldehyde and formaldehyde conjugates from treated fabric
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United States of America Patent
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N/A
Issued Date -
Jul 10, 2003
app pub date -
Dec 4, 2002
filing date -
Dec 7, 2001
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to a process for providing improved whiteness to cellulosic fabric comprising the steps of: a) contacting cellulosic fabric with a composition comprising: i) from about 0.05% to about 0.5% by weight, of hydrogen peroxide or a source of hydrogen peroxide; ii) from 0.01% to about 10% by weight, of a base or other source of alkalinity; iii) from about 0.001% to about 0.5% by weight, of a bleach stabilizer; and iv) the balance carriers and other adjunct ingredients: wherein the composition has a pH of from about 7 to about 12; at a temperature from about 50.degree. C. to about 80.degree. C. for a period of time from about 5 minutes to about 60 minutes to form a treated fabric; and b) rinsing the treated fabric with a second composition comprising: i) water; and ii) optionally rinse aids and other adjunct ingredients; to provide a finished fabric.
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