Laundry detergent compositions containing water soluble dye complexing polymers
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United States of America Patent
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Nov 19, 2002
Grant Date -
Aug 1, 2002
app pub date -
Dec 5, 2000
filing date -
Dec 5, 2000
priority date (Note) -
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Abstract
This invention relates to laundry detergent compositions, and, more particularly, to such compositions containing water soluble poly(vinylpyridine) betaine polymers containing a quaternary nitrogen and a carboxylic acid group, which polymers have effective dye complexing properties therein.
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