| abstract |
PURPOSE: To obtain an emulsion to be applied to skin and hair, comprising a component effective for skin such as retinoic acid, tocopherol, an amino acid, etc., a polyoxyethylene-21-stearyl ether as an emulsifying agent, a skin softening oil and water. n CONSTITUTION: This emulsion comprises (A) 0.01-20wt.% (especially 0.1-10wt.%) of a component effective for skin selected from retinoic acid. tocopherol, an amino acid, a sunscreening agent (e.g. p-aminobenzoic acid), a 2-hydroxylakanoic acid, etc., (B) 0.1-20wt.% (especially 0.5-10wt.%) of a polyoxyethylene-21-stearyl ether as a main emulsifying agent, (C) 0.5-70wt.% (especially 1-60wt.%) of a skin softening oil (e.g. polyoxypropylene-15-stearyl ether or lanoline) and water and is suitable for partial application to skin or hair. The emulsion is excellent is storage stability and shows freeze-thawing stability. n COPYRIGHT: (C)1990,JPO |