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US 12,404,479 B2Granted
Laundry detergent composition containing graft copolymer and benefit agent
AssigneeThe Procter & Gamble Company
InventorsMing Tang, Renae Dianna Fossum, Kejing Du, Xiaoyi Ren, Zhen Zhong, Haiyan Song, Karen Hussong Strader
Life of this patent
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Abstract
A laundry detergent composition containing a graft copolymer and a benefit agent.
Claims16
A laundry detergent composition, comprising:
- 1) from about 0.01% to about 0.75%, by weight of the composition, of a graft copolymer comprising:
- a) polyalkylene oxide which has a number average molecular weight of from 1000 to 20,000 Daltons and is based on ethylene oxide, propylene oxide, butylene oxide or mixture thereof;
- b)N-vinylpyrrolidone;
- and
- c) vinyl ester derived from a saturated monocarboxylic acid containing from 1 to 6 carbon atoms and/or a methyl or ethyl ester of acrylic or methacrylic acid;
- wherein the weight ratio of (a):(b) is from 1:0.1 to 1:2, and
- wherein the amount, by weight, of (a) is greater than the amount of (c);
- 2) from about 0.001% to about 10%, by weight of the composition, of an encapsulated benefit agent comprising a perfume having a ClogP of from about 1.0 and to about 4.0.
5 more elements
Dependencies are inferred from the claim text.