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US 12,410,381 B2Granted
Particulate laundry additive
AssigneeThe Procter & Gamble Company
InventorsGregory Scot Miracle, Daniel Dale Ditullio, Jr., Thuy T Nguyen-Meyer, Mauricio Trujillo, Jaden Scott Zerhusen
Life of this patent
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Abstract
A composition including a plurality of particles. The plurality of particles include: about 25% to about 99% by weight water soluble carrier; and about 0.01% to 50% by weight antioxidant. The antioxidant is dispersed in a matrix of the water soluble carrier.
Claims17
A composition comprising a plurality of particles, said plurality of particles comprising:
- about 25% to about 99% by weight water soluble carrier, wherein said water soluble carrier comprises polyethylene glycol having a weight average molecular weight from 2000 to 15000;
- and
- about 0.01% to 2% by weight antioxidant, wherein said antioxidant comprises alkylated phenol and said alkylated phenol is selected from a C1-C8 linear or C3-C8 branched alkyl ester of 3,5-bis(1,1-dimethylethyl)-4-hydroxy-benzenepropanoic acid, a mono- or bis-ester of 3-(1,1-dimethylethyl)-4-hydroxy-5-methyl benzenepropanoic acid;
- a 2,2′-methylenebis-phenol;
- and mixtures thereof;
- and
- wherein said antioxidant is dispersed in a matrix of said water soluble carrier.
4 more elements
Dependencies are inferred from the claim text.