Abstract: Use of polysaccharides for increasing the light protection factor of cosmetic or dermatological preparations which comprise at least one customary UV filter substance.

Abstract: Light protection active ingredient combinations of tris(2-ethylhexyl) 4,4',4"-(1,3,5-triazine-2,4,6-triyltriimino)trisbenzoate and branched and/or unbranched alkanecarboxylic acids having chain lengths of from 10 to 24 carbon atoms, at least 10% of these alkanecarboxylic acids being in protonated form.

Abstract: Cosmetic or dermatological light protection formulations in the form of W/O emulsions, comprising(a) one or more light protection filter substances which are solid under normal conditions and(b) one or more W/O emulsifiers chosen from the group of substances of the general structural formula ##STR1## in which R.sub.1, R.sub.2 and R.sub.3 independently of one another are chosen from the group which consists of: H, branched or unbranched, saturated or unsaturated fatty acid radicals having from 8 to 24 carbon atoms, in which up to 3 aliphatic hydrogen atoms may be substituted by hydroxyl groups, and n is a number from 2 to 8.

Abstract: Active compound combinations, which have a light protection action, of 4,4',4"-(1,3,5-triazine-2,4,6-triyltriimino)-trisbenzoic acid tris(2-ethylhexyl ester) and one or more emulsifiers chosen from the group of substances of the general structural formula wherein R.sub.1, R.sub.2 and R.sub.3 independently of one another are chosen from the group which comprises: H and branched and unbranched, saturated and unsaturated fatty acid radicals having 8 to 24 carbon atoms, in which up to three aliphatic hydrogen atoms can be replaced by hydroxyl groups, and n is a number from 2 to 8.

Abstract: Active compound combinations having a light-protection action and comprising(a) tris(2-ethylhexyl) 4,4',4"-(1,3,5-triazine-2,4,6-triyltriimino)-tris-benzoate and(b) one or more substances chosen from the group consisting of monoesters and diesters of branched alkane-carboxylic acids having a chain length of 10-24 carbon atoms and diglycerol or triglycerol.

Abstract: Use of flavone derivatives and flavanone derivatives, in particular flavonoids for stabilizing cosmetic or dermatologically acceptable substances, the chemical formula of which includes the structural moiety of dibenzoylmethane, against the decomposition caused by UV radiation.

Abstract: Use of (a) one or more cosmetically or pharmaceutically acceptable hydrophobic inorganic pigments for achieving or increasing the water resistance of cosmetic or dermatological light protection formulations which are in the form of O/W emulsions or W/O emulsions, (b) the hydrophobic inorganic pigments being incorporated into the oily phase of the O/W emulsions or W/O emulsions, and comprise (c) one or more UV filter substances which carry one or more sulphonic acid groups or sulphonate groups on their molecular skeleton, and (d) one or more surface-active substances chosen from the group consisting of glucose derivatives and which (e) are essentially free from polyethoxylated emulsifiers.

Abstract: O/W macroemulsions or O/W microemulsions or O/W/O emulsions having a content of dissolved UV filter substances which are sparingly soluble per se in oil components, in particular 4,4',4"-(1,3,5-triazine-2,4,6-triyltriimino) tris-benzoic acid tris (2-ethylhexyl ester), obtainable by phase inversion technology.

Abstract: Active compound combinations of(a) tris(2-ethylhexyl) 4,4',4"-(1,3,5-triazine-2,4,6-triyltriimino)trisbenzoate and(b) glycerol mono- or dicarboxylic acid monoesters which have a light-protection action.

Abstract: Cosmetic or pharmaceutical O/W emulsions which contain(a) one or more surface-active substances selected from the group consisting of glucose derivatives of the structural formula ##STR1## in which R is a branched or unbranched alkyl radical having 1 to 24 carbon atoms, R.sub.1 is either a hydrogen atom or a branched or unbranched alkyl radical having 1 to 24 carbon atoms and R.sub.2 is either a hydrogen atom or a branched or unbranched acyl radical having 1 to 24 carbon atoms,(b) one or more water-soluble, cosmetically or pharmaceutically acceptable UV filters,(c) an aqueous phase which may contain conventional substances soluble and/or dispersible therein, including especially other cosmetically or pharmaceutically acceptable UV filters, and(d) an oil phase which may contain conventional substances soluble and/or dispersible therein, including especially other cosmetically or pharmaceutically acceptable UV filters, and which are(e) essentially free of polyethoxylated emulsifiers.

Abstract: Active substance combinations of(a) one or more surface-active substances selected from the group comprising glucose derivatives,(b) one or more surface-active substances selected from the group comprising glycerol monocarboxylic or dicarboxylic acid monoesters and(c) one or more water-soluble, cosmetically or pharmaceutically acceptable UV filters.

Abstract: Cosmetic and dermatological sunscreen formulations containing(a) inorganic micropigments as UV filter substances and(b) optionally additional organic UV filter substancescharacterized in that(c) the formulations are hydrodispersions(d) which consist of an inner lipid and an outer aqueous phase, and(e) which are essentially free of emulsifiers, and in that(f) the inorganic micropigments are incorporated in the lipid phase of the hydrodispersions.

Abstract: Active compound combinations comprising a combination of at least one substance chosen from the group consisting of 2,4-O-furfurylidenesorbitol and alkyl ethers thereof and at least one substance chosen from the group consisting of tocopherols and tocopheryl esters, and cosmetic and dermatological light protection formulations comprising such active compound combinations.

Abstract: Cosmetic and dermatological light protection formulations, characterized by an active content of thiols and/or thiol derivatives.

Abstract: Water-resistant cosmetic or dermatological light protection formulations in the form of O/W emulsions or hydrodispersions, comprisingone or more cosmetically or pharmaceutically acceptable hydrophobic inorganic pigments, these pigments being incorporated into the oily phase of the emulsions or hydrodispersions,one or more cosmetically or pharmaceutically acceptable oil-soluble UV filter substances,one or more film-forming agentsand furthermore, comprising, if appropriate,one or more cosmetically or pharmaceutically acceptable water-soluble UV filter substancesone or more substances chosen from the group consisting of the customary cosmetic or dermatological active compounds, auxiliaries and/or additivesin a customary cosmetic or pharmaceutical carrier.

Abstract: Use of one or more hydrophobicized, pharmaceutically or cosmetically acceptable inorganic pigments in cosmetic or dermatological preparations for preventingleaching out or washing off of the skin's cis- or trans-urocaninic acid from the human skin, caused by the action of water, orleaching out or washing off of cis- or trans-urocaninic acid which has been applied artificially to the skin, from the human skin caused by the action of water.

Abstract: A cosmetic or dermatological preparation comprising .delta.-aminolevulinic acid as an active ingredient.