Compositions comprising a low-DP polymerized surfactant and a micellar thickener
View Patent ↗Provided are healthcare compositions comprising a low-DP polymerized surfactant, a micellar thickener, and a cosmetically-acceptable or pharmaceutically-acceptable carrier. Also, provided are methods of cleansing or treating a mammal by applying healthcare compositions of the present inventions to the mammalian body.
1. A healthcare composition comprising a low-DP polymerized surfactant that is a PPDA, a micellar thickener selected from the group consisting of corona thickeners comprising two or more linear C 18 -C 24 hydrophobic moieties and corona thickeners that are fatty acid esters of ethoxylated fatty alcohols, and a cosmetically-acceptable carrier.
2. The healthcare composition of claim 1 , wherein the low-DP polymerized surfactant has a weight average molecular weight that is from about 3500 to about 500,000.
3. The healthcare composition of claim 1 , wherein the low-DP polymerized surfactant has a weight average molecular weight that is from about 5000 to about 200,000.
4. The healthcare composition of claim 1 , wherein the low-DP polymerized surfactant has a PMOD% that is less than about 90%.
5. The healthcare composition of claim 1 , wherein the low-DP polymerized surfactant has a PMOD% that is less than about 80%.
6. The healthcare composition of claim 1 , further comprising at least one monomeric surfactant.
7. The healthcare composition of claim 1 , wherein the corona thickener has from about 3 to about 1000 hydrophilic repeat units on a weight average basis.
8. The healthcare composition of claim 7 , wherein the corona thickener is characterized by the following structure:
in which HRU is a hydrophobic repeat unit, R 1 and R 2 are hydrophobic moieties, L and L′ are moieties selected from the group consisting of esters, thioesters, dithioesters, carbonates, thiocarbonates, trithiocarbonates, ethers, thioethers, amides, thioamides, carbamates/urethanes and xanthates, and h is from 3-1000.
9. The healthcare composition of claim 7 , wherein the corona thickener is a fatty acid ester of a polyethylene glycol or a fatty acid ester of an ethoxylated fatty alcohol.
10. The healthcare composition of claim 7 , wherein the corona thickener is a fatty acid polyester of an ethoxylated glucoside.
11. The healthcare composition of claim 7 , wherein the corona thickener has from about 5 to about 500 hydrophilic repeat units on a weight average basis.
12. The healthcare composition of claim 1 , wherein the micellar thickener is linear.
13. The healthcare composition of claim 1 ,wherein the healthcare composition has a foam generation rate of at least about 15 mL/cycle.
14. The healthcare composition of claim 1 , wherein the micellar thickener is present in an amount sufficient to increase the viscosity of the composition at least about 100 cP.
15. The healthcare composition of claim 1 , wherein the micellar thickener has a branched or star-shaped configuration.
16. The healthcare composition of claim 1 , wherein the micellar thickener is glycerol-based.
17. The healthcare composition of claim 1 , wherein the PPDA is derived via hydrolysis of 1:1 alternating copolymers of maleic anhydride.