US 12,458,575 B2
Sulfate free personal cleansing composition comprising effective preservation
Eric Scott Johnson, Hamilton, OH (US); Karen Michelle Nally, Milford, OH (US); and Matthew Francis Kuhar, Cincinnati, OH (US)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Dec. 9, 2022, as Appl. No. 18/078,203.
Claims priority of provisional application 63/287,779, filed on Dec. 9, 2021.
Prior Publication US 2023/0190606 A1, Jun. 22, 2023
Int. Cl. A61K 8/00 (2006.01); A61K 8/27 (2006.01); A61K 8/41 (2006.01); A61K 8/81 (2006.01); A61Q 19/10 (2006.01)
CPC A61K 8/416 (2013.01) [A61K 8/27 (2013.01); A61K 8/817 (2013.01); A61Q 19/10 (2013.01); A61K 2800/524 (2013.01)] 11 Claims
 
1. A personal cleansing composition comprising:
a) from about 6% to about 50% of one or more sulfate free surfactants;
b) from about 0.5% to 20% of lauramidopropyl betaine;
c) from about 0.1% to about 10% of zinc pyrithione;
d) from about 0.05% to about 3% of a cationic polymer;
e) from about 0.05% to 10% of a stabilizing polymer wherein the stabilizing polymer is selected from the group consisting of acrylamide/ammonium acrylate copolymer/polyisobutene/polysorbate 20; acrylamide/sodium acryloyldimethyl taurate copolymer/isohexadecane/polysorbate 80, ammonium acryloyldimethyltaurate/VP copolymer, Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, acrylates copolymer, Acrylates Crosspolymer-4, Acrylates Crosspolymer-3, acrylates/beheneth-25 methacrylate copolymer, acrylates/C10-C30 alkyl acrylate crosspolymer, acrylates/steareth-20 itaconate copolymer, ammonium polyacrylate/Isohexadecane/PEG-40 castor oil; carbomer, sodium carbomer, crosslinked polyvinylpyrrolidone (PVP), polyacrylamide/C13-14 isoparaffin/laureth-7, polyacrylate 13/polyisobutene/polysorbate 20, polyacrylate crosspolymer-6, polyamide-3, polyquaternium-37/hydrogenated polydecene/trideceth-6, Acrylamide/Sodium Acryloyldimethyltaurate/Acrylic Acid Copolymer, sodium acrylate/acryloyldimethyltaurate/dimethylacrylamide, crosspolymer/isohexadecane/polysorbate 60, sodium polyacrylate and mixtures thereof;
f) from about 0.45% to about 0.75% of a preservative wherein the preservative is sodium salicylate or sodium benzoate; and
having a pH of from about 5 to about 7, wherein the composition consists of 9 or fewer ingredients, and wherein the composition is free of sulfate-based surfactants.