composição de filtro-solar, método para melhorar a resistência à água de uma composição de filtro-solar, método para melhorar a eficácia de filtro-solar, e, formulação de filtro-solar

摘要

Topically applicable, water-resistant cosmetic or dermatological compositions well suited for the UV-photoprotection of human skin and/or hair comprising an effective UV-photoprotecting amount of: (a) at least one UV screening agent from various classes and particularly effect mixtures thereof; and, (b) at least one random terpolymer; and, optionally, (c) other cosmetically acceptable ingredients. The various classes of UV-protecting compounds or UV sunscreens of special interest are selected from the groups b1 sparingly soluble micronized organic UV absorber, b2 Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, b3 at least one oil soluble organic UV absorber, b4 at least one inorganic UV absorber and b5 at least one water soluble UV absorber further defined herein. The present invention also relates to personal care compositions comprising at least one random terpolymer and other cosmetically acceptable ingredients.