초록 ▼

A concentrated liquid soap composition that readily increases in viscosity upon dilution with water, the concentrated liquid soap composition containing an amine oxide surfactant or mixture thereof having the general formula R1R2 R3N→O, where R1 and R2 are the same or different and are selected from

A concentrated liquid soap composition that readily increases in viscosity upon dilution with water, the concentrated liquid soap composition containing an amine oxide surfactant or mixture thereof having the general formula R1R2 R3N→O, where R1 and R2 are the same or different and are selected from methyl or ethyl and R3 is a straight chain saturated or unsaturated alkyl group having from about 6-24 carbon atoms; an anionic surfactant or mixture thereof; an electrolyte; water; and a buffering agent, sufficient to maintain the pH of the composition between about 8 and about 10.

대표청구항 ▼

1. A concentrated liquid soap composition which readily increases in viscosity upon dilution with water, the concentrated liquid soap composition comprising: (a) about 5% to 20% by weight of an amine oxide surfactant or mixture thereof having the general formula R1R2 R3N→O, where R1 and R2 are th

1. A concentrated liquid soap composition which readily increases in viscosity upon dilution with water, the concentrated liquid soap composition comprising: (a) about 5% to 20% by weight of an amine oxide surfactant or mixture thereof having the general formula R1R2 R3N→O, where R1 and R2 are the same or different and are selected from methyl or ethyl and R3 is a straight chain saturated or unsaturated alkyl group having from about 6-24 carbon atoms; (b) about 10% to 40% by weight of an anionic surfactant or mixture thereof; (c) about 2% to 5% by weight of an electrolyte; (d) a water content of less than 50% by weight; and (e) about 0.5% to 5% by weight of a buffering agent, sufficient to maintain the pH of the composition between about 8 and about 10. 2. The composition according to claim 1 wherein the anionic surfactant is selected from the group consisting of sodium lauryl sulfates, ammonium lauryl sulfates, sodium lauryl ether sulfates, and ammonium lauryl ether sulfates. 3. The composition according to claim 2 further including a nonionic surfactant, an amphoteric surfactant, or a combination of both surfactants. 4. The composition according to claim 3 wherein the nonionic surfactant is selected from the group consisting of polyalkoxylated fatty acids and their esters, alkanolamides, glucosides, ethoxylated alkanolamides, ethoxylated long chain amines, alkyl amines, fatty esters, and alkyl polyglycosides. 5. The composition according to claim 3 wherein the amphoteric surfactant is selected from the group consisting of alkyl betains, alkyl sulfobetains, alkyl aminopropionates, alkyl iminopropionates, alkyl glycinates, carboxyglycinates, alkyl imidazolines sulfobetains, alkyl polyaminocarboxylates, polyamphocarboxyglycinates. 6. The composition according to claim 3 or 4 further comprising 20% or less of a viscosity reducing solvent. 7. The composition according to claim 6 wherein the viscosity reducing solvent is selected from the group consisting of short chain alcohols, glycol ethers, and glycol acetates. 8. The composition according to claim 7 wherein the viscosity reducing solvent is a glycol ether or a glycol acetate and is selected from the group consisting of propylene glycol methyl ether, dipropylene glycol methyl ether acetate diethylene glycol methyl ether, ethylene glycol n-butyl ether, and diethylene glycol n-butyl ether. 9. The composition according to claim 8 wherein the viscosity reducing solvent is propylene glycol methyl ether. 10. The composition according to claim 9 wherein the buffering agent is selected from the group consisting of sodium carbonate, sodium bicarbonate, sodium borate, monoethanolamine, and ammonium carbonate. 11. The composition according to claim 10 wherein the buffering agent is sodium borate. 12. The composition according to claim 1 further including a co-buffering agent. 13. The composition according to claim 12 wherein the co-buffering agent is an alkaline hydroxide. 14. The composition according to claim 13 wherein the alkaline hydroxide is sodium hydroxide and the ratio of sodium borate to sodium hydroxide is 1:1. 15. The composition according to claim 1 wherein the viscosity of the concentrate is less than about 300 centipoise. 16. The composition according to claim 1 wherein the dilution ratio of water to concentrate is about 3:1 to about 15:1. 17. The composition according to claim 16 wherein the viscosity of the diluted liquid soap composition is between about 500 to 10,000 centipoise.