US 11,932,827 B2
Liquid hand dishwashing detergent composition comprising a mixture of 2-branched C13 alkyl sulfate anionic surfactants
Jan Julien Marie-Louise Biiliauw, Gentbrugge (BE); Kristof Crets, Buggenhout (BE); Rebecca Ann Langevin, Norwood, OH (US); and Phillip Kyle Vinson, Fairfield, OH (US)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Jun. 3, 2021, as Appl. No. 17/337,968.
Claims priority of provisional application 63/035,131, filed on Jun. 5, 2020.
Claims priority of application No. 20179702 (EP), filed on Jun. 12, 2020.
Prior Publication US 2021/0380901 A1, Dec. 9, 2021
Int. Cl. C11D 1/83 (2006.01); C11D 1/14 (2006.01); C11D 1/37 (2006.01); C11D 1/66 (2006.01); C11D 17/00 (2006.01)
CPC C11D 1/146 (2013.01) [C11D 1/37 (2013.01); C11D 1/66 (2013.01); C11D 17/0008 (2013.01); C11D 2111/18 (2024.01)] 20 Claims
 
1. An alkyl sulfate anionic surfactant mixture for use in liquid detergent compositions selected from the group consisting of hair shampoos, hair conditioners, shaving foams or gels, laundry detergents, hard surface cleaners, personal cleansers, bar soap, hand soap, shower gels, automatic dishwashing compositions, hand dishwashing compositions, and mixtures thereof, wherein the alkyl sulfate anionic surfactant comprises at least about 90% by weight of the total alkyl sulfate anionic surfactant of C13 alkyl sulfate anionic surfactant, wherein the C13 alkyl sulfate anionic surfactant consists of:
a. less than about 40% by weight of the C13 alkyl sulfate anionic surfactant of linear C13 alkyl sulfate, and
b. more than about 60% by weight of the C13 alkyl sulfate anionic surfactant of 2-branched C13 alkyl sulfate anionic surfactant, wherein the 2-branched C13 alkyl sulfate anionic surfactant comprises:
from about 5.0% to 20% by weight of the 2-branched alkyl chains of 2-pentyl octyl, and more than about 25% by weight of the 2-branched alkyl chains of 2-methyl dodecyl, and
c. from about 0.1% to about 2.0% by weight of other branched C13 alkyl sulfate anionic surfactant,
wherein a, b and c add up to 100% by weight of the C13 alkyl sulfate anionic surfactant.