| 摘要 |
An insect repellent emulsion composition comprising: 1).an insect repelling-effective amount (5 to about 25 percent by weight) of N,N-Diethyl-m-toluamide 2).water 3).a film-forming polymer selected from the group consisting of copolymers of octadecene and maleic anhydride, copolymers of 1-triacontane and vinyl pyrrolidone, acrylates/octylacrylamide copolymer, acrylates/PVP copolymer, acrylates/acrylmide copolymer, acrylates/VA copolymer, ethylene/maleic anhydride copolymer, polyisobutene, polyvinyl alcohol, PVP/eicosene copolymer, starch/acryates/acrylamide copolymer, hexanedioic acid polymers and mixtures of any two or more thereof; and about 0.01 to about 5 weight percent of an emulsifier-emulsion stabilizer selected from the group consisting of acryates/C10-30alkyl acrylate crosspolymer, carbomer, methyl vinyl ether/maleic anhydride copolymer, a salt of triethanolamine and stearic acid and mixtures of any two or more thereof 4).optionally, an emulsifying agent selected from the group consisting of sorbitan stearate, stearic acid, sorbitan oleate, cetyl alcohol, glyceryl oleates, glyceryl stearates, sorbitan sesquioleate, DEA-cetyl phosphate, Oleth-20, PEG-8 distearate, PEG-8 oleate, PEG-2 stearate, sodium laureth sulfate and mixtures of any two or more thereof
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