WATER-IN-OIL EMULSION CONTAINING RETINOL AND METHOD OF PREPARATION THEREOF Russian patent published in 1999 - IPC

Abstract RU 2130302 C1

FIELD: cosmetology and dermatology. SUBSTANCE: objective of invention is to develop preparation especially useful in removing defects arising because of either advanced age or too intensive exposure to sunlight. Water-in-oil emulsion contains retinol, fat phase, water phase, and water phase emulsifier, fat phase containing at least one organic solvent for retinol, which is liquid at room temperature, and pH of water phase being alkaline. EFFECT: prolonged stability of preparation to at least several months at room temperature.

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RU 2 130 302 C1

Authors

Natali Kollen

Ehrik Kemen

Dates

1999-05-20Published

1994-12-29Filed