Photoprotective system

Abstract

The present invention concerns a topical, cosmetic or pharmaceutical preparation containing a combination of 3 or 4 solar filters comprising: -one or two UVA filters to obtain a critical wavelength >370 nm, chosen from among: ( i) - 5, 6, 5, 6-tetraphenyl-3, 3'-(1,4-phenylene)-bis[1, 2, 4]triazine; (ii) 1,1'-(1,4-piperazinediyl)bis[1-[2-[4-(diethylamino)-2-hydroxybenzoyl]phenyl]-methanone; (iii)- Butyl Methoxydibenzoylmethane (BMDBM), in a quantity less than 2% by weight with regard to the total weight of said composition; (iv) - Hexyl -[4-(diethylamino)-2- hydroxybenzoyl]benzoate, -2,4-Bis[4-(2-ethylhexyloxy)-2-hydroxyphenyl]-6- (4-methoxyphenyl)-1, 3, 5-triazine = (BEMT), - one or two selected from the group consisting of diethylhexyl butamido triazone, ethylhexyl triazone, and filtersof tris-biphenyl triazine, ethylhexyl salicylate, phenylbenzimidazole sulfonic acid and TiO2 in an amount of from 3% by weight to 7% by weight relative to the total weight of the composition.

Description

[0001] This application is a divisional application of the Chinese patent application with the application number 201380006469.X, the application date is January 30, 2013, and the invention title is "New Light Protection System". technical field [0002] The present invention relates to combinations of solar filters for use as photoprotection systems in cosmetic or pharmaceutical compositions. Background technique [0003] First, we will summarize the terms and abbreviations of various filter agents involved within the scope of the present invention as follows: [0004] UVA filter [0005] - 5,6,5,6-tetraphenyl-3,3'-(1,4-phenylene)-bis[1,2,4]triazines described in WO2005 / 121128; [0006] -2-[4-(diethylamino)-2-hydroxybenzoyl]hexyl benzoate=CAS registration number: 302776-68-7, the filter is manufactured by BASF sell; [0007] -1,1'-(1,4-Piperazinediyl)bis[1-[2-[4-(diethylamino)-2-hydroxybenzoyl]phenyl]-methanone=CAS registration number: 919803-06-8, which is issued by ...

AI Technical Summary

Problems solved by technology

[0021] Finally, some anti-UV filters described in the prior art are currently known to be the cause of allergic reactions (contact eczema) and / or suspected systemic toxicity (capable of acting, among other things, as an endocrine disruptor)

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