Patent ID: 6576223
Filing Date: 2003-06-10
Classification: A01N,A61K,A61Q,Y10S

Abstract:
An insect repellant composition for topical application to human skin comprising:a mixture of ethanol and N,N-diethyl-m-toluamide, wherein said N,N-diethyl-m-toluamide is an active ingredient for repelling insects, and glycerol is the sole adjuvant extending the duration of effectiveness of N,N-diethyl-m-toluamide for repelling insects, wherein the content of glycerol is at least 20 percent by weight of said insect repellant composition, wherein the content of N,N-diethyl-m-toluamide ranges of from about 15 to 25 percent by weight of the total weight of the insect repellent composition, and wherein said content of ethanol is at least 37 percent by weight of the total weight of the insect repellent composition.