US 11,904,034 B2
Transparent soap bar
Huan Wang, Singapore (SG); Mingxia Chan, Singapore (SG); Matthew Clair Ehrman, Singapore (SG); and Anurag Makrandi, Singapore (SG)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Jun. 6, 2022, as Appl. No. 17/832,784.
Claims priority of provisional application 63/209,131, filed on Jun. 10, 2021.
Prior Publication US 2022/0401315 A1, Dec. 22, 2022
Int. Cl. A61K 8/00 (2006.01); A61K 8/02 (2006.01); A61K 8/23 (2006.01); A61K 8/34 (2006.01); A61K 8/36 (2006.01); A61K 8/41 (2006.01); A61K 8/44 (2006.01); A61K 8/46 (2006.01); A61K 8/49 (2006.01); A61K 8/60 (2006.01); A61Q 19/10 (2006.01)
CPC A61K 8/0216 (2013.01) [A61K 8/23 (2013.01); A61K 8/345 (2013.01); A61K 8/361 (2013.01); A61K 8/41 (2013.01); A61K 8/44 (2013.01); A61K 8/442 (2013.01); A61K 8/463 (2013.01); A61K 8/4913 (2013.01); A61K 8/60 (2013.01); A61Q 19/10 (2013.01); A61K 2800/262 (2013.01); A61K 2800/522 (2013.01); A61K 2800/596 (2013.01)] 15 Claims
 
1. A transparent soap bar for cleaning the skin comprising:
about 10 wt. % to about 30 wt. % of a soap surfactant, by weight of the soap bar, wherein the soap surfactant is selected from the group consisting of alkali or alkaline earth metal, and ammonium salts of C6-C18 carboxylic acids;
about 1.5 wt. % to about 30 wt. % of a synthetic surfactant, by weight of the soap bar, wherein the synthetic surfactant is selected from the group consisting of an anionic surfactant, a nonionic surfactant, and mixtures thereof;
about 0.01 wt. % to about 2 wt. % of a fragrance component, by weight of the soap bar, wherein the fragrance component comprises ketone and/or aldehyde fragrance components;
about 0.01 wt. % to about 5 wt. % of an amine component, by weight of the soap bar, wherein the amine component is selected from the group consisting of a primary amine, a secondary amine, a tertiary amine, a substituted or unsubstituted 2-pyridinol N-oxide material, an amphoteric surfactant, and mixtures thereof;
about 0.01 wt. % to about 0.5 wt. % of an antioxidant salt, by weight of the soap bar, wherein the anti-oxidant salt is selected from the group consisting of an alkali metal metabisulfite, an alkali metal sulfite, an alkali metal bisulfite and mixtures thereof; and
wherein the transparent soap bar has a percent transmittance (% T) value of greater than about 40% as measured according to the Measurement of % Transmittance method.