Shave gel composition containing glyceryl acrylate/acrylic acid copolymer
View Patent ↗Disclosed is a shaving composition in the form of a post-foaming gel that contains a glyceryl acrylate/acrylic acid copolymer. In particular the shaving composition comprises, in percent by weight, about 60% to about 93%, preferably about 70% to about 85%, water, about 2% to about 25%, preferably about 5% to about 20%, water dispersible (or soluble) surface active agent, about 1% to about 6%, preferably about 2% to about 5%, volatile post-foaming agent, and about 0.0005% to about 1%, preferably about 0.001% to about 0.1%, glyceryl acrylate/acrylic acid copolymer.
1. A shaving composition in the form of a post-foaming gel comprising, in percent by weight, about 60% to about 93% water, about 2% to about 25% water dispersible surface active agent, about 1% to about 6% volatile post-foaming agent, about 0.0005% to about 1% glyceryl acrylate/acrylic acid copolymer, and a gelling aid or thickening agent that is different than the glyceryl acrylate/acrylic acid copolymer; and
a package,
wherein a single shaving composition is contained within the package.
2. The shaving composition of claim 1 wherein the composition comprises, in percent by weight, about 70% to about 85% water, about 5% to about 20% water dispersible surface active agent, about 2% to about 5% volatile post-foaming agent, and about 0.001% to about 0.1% glyceryl acrylate/acrylic acid copolymer
3. The shaving composition of claim 2 comprising about 0.002% to about 0.05% glyceryl acrylate/acrylic acid copolymer.
4. The shaving composition of claim 1 wherein the water dispersible surface active agent comprises a soap or an interrupted soap.
5. The shaving composition of claim 2 wherein the water dispersible surface active agent comprises a soap or an interrupted soap.
6. The shaving composition of claim 3 wherein the water dispersible surface active agent comprises a soap or an interrupted soap.
7. The shaving composition of claim 1 additionally comprising glycerin or sorbitol or a mixture thereof.
8. The shaving composition of claim 5 additionally comprising glycerin or sorbitol or a mixture thereof.
9. The shaving composition of claim 1 additionally comprising one or more lubricious polymers selected from the group consisting of polyethylene oxide and polytetrafluoroethylene.
10. The shaving composition of claim 5 additionally comprising one or more lubricious polymers selected from the group consisting of polyethylene oxide and polytetrafluoroethylene.
11. The shaving composition of claim 9 additionally comprising glycerin or sorbitol or a mixture thereof.
12. The shaving composition of claim 10 additionally comprising glycerin or sorbitol or a mixture thereof.
13. The shaving composition of claim 1 wherein the glyceryl acrylate/acrylic acid copolymer has a molecular weight greater than 1 million and comprises a polyacrylic acid backbone approximately 50% esterfied with glycerin.
14. The shaving composition of claim 5 wherein the glyceryl acrylate/acrylic acid copolymer has a molecular weight greater than 1 million and comprises a polyacrylic acid backbone approximately 50% esterfied with glycerin.
15. The shaving composition of claim 1 additionally comprising PVM/MA copolymer.
16. The shaving composition of claim 3 additionally comprising about 0.001% to about 0.03% of PVM/MA copolymer.
17. The shaving composition of claim 6 additionally comprising about 0.001% to about 0.03% of PVM/MA copolymer.
18. A shaving composition in the form of a post-foaming gel comprising: about 60% to about 93%, in percent by weight, water, a water dispersible surface active agent; a volatile post-foaming agent; a gelling aid or thickening agent; and a lubrication system comprising the combination of a glyceryl acrylate/acrylic acid copolymer, a lubricous water soluble polymer, and polytetrafluoroethylene particles, and
a package,
wherein a single shaving composition is contained within the package.
19. The shaving composition of claim 18 wherein the polytetrafluoroethylene particles have an average particle size of from about 2 μm to about 50 μm.
20. The shaving composition of claim 18 wherein the polytetrafluoroethylene particles have an average particle size of from about 5 μm to about 15 μm.