Formulation and Function of Cosmetics |
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Page 45
... aqueous solutions of some surfactants is increased by the addition of small quantities of insoluble organic substances . The wetting effect of an aqueous solution of sodium - dibutylnaphthalene sulfonate , for example , is increased by ...
... aqueous solutions of some surfactants is increased by the addition of small quantities of insoluble organic substances . The wetting effect of an aqueous solution of sodium - dibutylnaphthalene sulfonate , for example , is increased by ...
Page 234
... aqueous solution of tri- ethanolamine and preservative ( 70 ° C ) slowly into the molten oil phase ( 70 ° C ) ; continue stirring until 25 ° C . Perfume at 40-45 ° C . If required , this emulsion may be homogenized . 36. Keithler , The ...
... aqueous solution of tri- ethanolamine and preservative ( 70 ° C ) slowly into the molten oil phase ( 70 ° C ) ; continue stirring until 25 ° C . Perfume at 40-45 ° C . If required , this emulsion may be homogenized . 36. Keithler , The ...
Page 245
Joseph Stephan Jellinek. In aqueous solution these salts have a weakly acidic reaction . An addition of alkali inactivates the solutions , just as an addition of acid inactivates soap solutions . Solutions of the sapamine salts are ...
Joseph Stephan Jellinek. In aqueous solution these salts have a weakly acidic reaction . An addition of alkali inactivates the solutions , just as an addition of acid inactivates soap solutions . Solutions of the sapamine salts are ...
Contents
Preparation | 3 |
Anatomy of the Skin | 4 |
Physiology of the Skin | 10 |
Copyright | |
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Common terms and phrases
According action active active ingredients added addition aerosol agents alcohol alkaline amounts appearance application aqueous become calcium carbonate cause cells Chapter Chem chemical cleansing color completely concentration consistency contain cosmetic cosmetic preparations creams depends detergent determined develop discussed disinfectant dispersed dyes easily effect emulsifying emulsifying agents emulsions esters example fatty acids foam formation formulations Freon glycerol glycol groups hair heat higher important increase irritation keratin lanolin layer less liquid materials method mineral oil mixed mixture molecules occur odor organic oxidation particularly perfume phase phenol possible powder practice preparations present preservatives pressure probably propellant properties protective reaction reduce removed reported salts shampoos similar skin soap sodium solid soluble solution solvent stability stearate stirring strong substances suitable sulfate surface tension surfactants temperature usually various viscosity vitamin waxes wetting