Detergent bleaching composition comprising pentadentate ligand derivatives
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United States of America Patent
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Dec 26, 2000
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N/A
app pub date -
Nov 3, 1999
filing date -
Nov 10, 1998
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Abstract
A detergent bleaching composition is provided comprising a compound inclug a specified pentadentate nitrogen-containing ligand. The compound can activate hydrogen peroxide or peroxyacids and provides favourable stain removal properties, particularly in the presence or iron, manganese or copper ions. In addition, an improved stability in alkaline aqueous environment has been obtained, in particular at the peroxy compound concentrations generally present in the fabric washing liquor.
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