Automatic dishwashing compositions comprising cobalt chelated catalysts
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United States of America Patent
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Sep 19, 2000
Issued Date -
N/A
app pub date -
May 28, 1999
filing date -
Feb 2, 1995
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Abstract
Automatic dishwashing detergent compositions comprising certain cobalt catalysts are provided. More specifically, the invention relates to automatic dishwashing detergents which provide enhanced cleaning/bleaching benefits (especially tea stain removal) through the selection of cobalt chelated catalysts having the formula: [Co.sub.n L.sub.m X.sub.p ].sup.z Y.sub.z. Preferred automatic dishwashing compositions comprise amylase and/or protease enzymes. Included are methods for washing tableware in domestic automatic dishwashing appliances using the cobalt catalysts.
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