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US 6,184,197 B2Granted
Polymeric compound comprising one or more active alcohols
AssigneeThe Procter & Gamble Company
InventorsStephen Wayne Heinzman, Arnaud Pierre Struillou
Life of this patent
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Abstract
The present invention relates to polymers containing at least one nitrogen atom, wherein at least one of the nitrogen atoms is linked to an ester group, said ester group bearing an active alcohol. By the present invention, a delayed release of the active alcohol is provided upon contact of the compound with an aqueous medium.
Claims6
A laundry detergent composition comprising:
- a) from 0.01% to 10% by weight, of a polyvinylpyrrolidone/polyvinylimidazole polymer which comprises at least one nitrogen atom, wherein at least one of the nitrogen atoms is linked to ester group of the formula:
- wherein —OR is derived from an active alcohol;
- each R′1 and R′2 is independently selected from the group consisting of hydrogen, hydroxyl, alkyl, aryl, alkylaryl;
- n3 is an integer from 1 to 3;
- b) from 1% to 55% by weight, of a surfactant;
- and
- c) the balance carriers and adjunct ingredients.
4 more elements
A hard surface cleaning composition comprising:
- a) from 0.01% to 10% by weight, of a polyvinylpyrrolidone/polyvinylimidazole polymer which comprises at least one nitrogen atom, wherein at least one of the nitrogen atoms is linked to an ester group of the formula;
- wherein —OR is derived from an active alcohol;
- each R′1, and R′2 is independently selected from the group consisting of hydrogen, hydroxyl, alkyl, aryl, alkylaryl;
- n3 is an integer from 1 to 3;
- b) from 1% to 55% by weight, of a surfactant;
- and
- c) the balance carriers and adjunct ingredients.
4 more elements
Dependencies are inferred from the claim text.