Foam producing cleansing compositions

Claim 2

An aqueous, non-pressurized, foam-producing, homogenous, skin-cleansing composition consisting essentially of from 0.5 to 14.5% of a pharmaceutically acceptable nonionic surfactant and from 0.5 to 14.5% of a pharmaceutically acceptable aanionic surfactant, the total surfactant concentration ranging from 1 anionic to 15%; from 1 to 15% of an alcoholic solvent selected from the group consisting of monohydric alcohols having from 2 to 3 carbon atoms, glycol ethers, polyhydric glycols and mixtures thereof; and from 70 to 98% water.

Claim 3

A composition of claim 1 having a viscosity of from 0.5 to 100 cps and a surface tension of from 20 to 70 dynes/cm at room temperature.

Claim 4

A composition according to claim 1 wherein the alcoholic solvent is a mixture of from 1.0 to 4.0% of propylene glycol and from 1.0 to 3.0% of glycerine.

Claim 5

A composition according to claim 1 wherein the nonionic surfactant is a blend of polyoxyethylene and polyoxypropylene block polymers.

Claim 6

A composition according to claim 3 wherein the anionic surfactant is sodium N-lauroyl sarcosinate.

Claim 7

A composition according to claim 3 wherein the anionic surfactant is sodium tridecyl imidazoline dicarboxylate.

Claim 8

An aqueous, foam-producing, skin-cleansing composition consisting essentially of: a. from 2.0 to 3.0% weight/vol of a blend of polyoxyethylene and polyoxypropylene block polymers, b. from 0.25 to 0.75% weight/vol of a large molecular weight derivative of N-acyl-sarcosine, c. propylene glycol - 4% weight/vol, d. glycerine - 2% weight/vol, and e. water ad. q.s. 100.0 said composition having a viscosity at room temperature of from 1 to 20 cps, a surface tension at room temperature of from 20 to 35 dynes/cm and a pH of from 5.5 to 6.5, and which when mixed with air produces a foam having a density of 0.01 to 0.02 gm/ml.

Claim 9

An aqueous, foam-producing, skin-cleansing composition consisting essentially of: a. from 2.0 to 3.0% weight/vol of a blend of polyoxyethylene and polyoxypropylene block polymers, b. from 0.25 to 0.75% weight/vol of a large molecular weight derivative of N-acyl-sarcosine, c. propylene glycol - 4% weight/vol, d. glycerine - 2% weight/vol, and e. water ad. q.s. 100.0 said composition having a viscosity at room temperature of from 1 to 20 cps, a surface tension at room temperature of from 20 to 35 dynes/cm and a pH of from 5.5 to 6.5, and which when mixed with air produces a foam having a density of 0.01 to 0.02 gm/ml.

Claim 10

An aqueous, non-pressurized, aerated foam consisting essentially of a mixture of air and an aqueous, non-pressurized, foam-producing, homogeneous, skin-cleansing composition having from 0.5 to 14.5% of a pharmaceutically acceptable nonionic surfactant and from 0.5 to 14.5% of a pharmaceutically acceptable anionic surfactant, the total surfactant concentration ranging from 1 to 15%, from 1 to 15% of an alcoholic solvent selected from the group consisting of monohydric alcohols having from 2 to 3 carbon atoms, glycol ethers, polyhydric glycols and mixtures thereof, and from 70 to 98% water; said foam having a density of from 0.01 to 0.10 gm/ml.

Claim 11

An aqueous, non-pressurized, aerated foam consisting essentially of a mixture of air and an aqueous, non-pressurized, foam-producing, homogeneous, skin-cleansing composition having from 0.5 to 14.5% of a pharmaceutically acceptable nonionic surfactant and from 0.5 to 14.5% of a pharmaceutically acceptable anionic surfactant, the total surfactant concentration ranging from 1 to 15%, from 1 to 15% of an alcoholic solvent selected from the group consisting of monohydric alcohols having from 2 to 3 carbon atoms, glycol ethers, polyhydric glycols and mixtures thereof, and from 70 to 98% water; said foam having a density of from 0.01 to 0.10 gm/ml.

Claim 12

An aerated foam according to claim 8 wherein the nonionic surfactant is a blend of polyoxyethylene and polyoxypropylene block polymers.

Claim 13

An aerated foam according to claim 9 wherein the anionic surfactant is a large molecular weight derivative of N-acyl-sarcosine.