Abstract: Antimicrobial mixtures comprising or consisting of: one or more branched or unbranched alkanediols having 6-12 carbon atoms, one, two or more compounds chosen from the group consisting of the tropolones of the formula (I) wherein the substituents R1, R2, R3, R4 and R5 independently of one another have the following meaning: H; linear or branched, saturated or unsaturated, aliphatic hydrocarbon radical having up to 30 C atoms; OH; OR6, wherein R6 is a linear or branched, saturated or unsaturated, aliphatic hydrocarbon radical having up to 30 C atoms; COOH; COOR7, wherein R7 is a linear or branched, saturated or unsaturated, aliphatic hydrocarbon radical having up to 30 C atoms; NO2; NH2; F, Cl, Br, I; are described.

Abstract: The invention concerns preparations, particularly cosmetic or pharmaceutical/dermatological preparations, containing phenylbenzimidazole sulfonic acid (i.e. 2-phenylbenzimidazole-5-sulfonic acid) neutralised with basic amino acids such as arginine, lysine, ornithine and histidine so that the pH of the preparation can be at or below 7.0 without incurring crystallization of the phenylbenzimidazole sulfonic acid.

Abstract: The present invention relates to a mixture comprising (i) one or a plurality of 1,2-alkane diols with 5 through 8 carbon atoms and (ii) one or a plurality of ammonium-, sodium- or potassium-Ralk-sarcosinates, wherein the structural element Ralk represents alkanoyl, alkenoyl or alkadienoyl with 12 through 22 carbon atoms, and optionally (iii) one or a plurality of sodium- or potassium-C10-C16-alkyl-sulfoacetates. The invention further relates to particular compositions and cosmetic preparations, in particular body care products, containing said mixture or composition and methods of production thereof. The present invention further relates to the use of said mixture as solubilizer and for increasing the transparency or decreasing the turbidity of a preparation containing one or a plurality of further organic substances.

Abstract: The invention concerns preparations, particularly cosmetic or pharmaceutical/dermatological preparations, containing phenylbenzimidazole sulfonic acid (i.e. 2-phenylbenzimidazole-5-sulfonic acid) neutralised with basic amino acids such as arginine, lysine, ornithine and histidine so that the pH of the preparation can be at or below 7.0 without incurring crystallisation of the phenylbenzimidazole sulfonic acid.

Abstract: The use of a compound of the formula wherein R1-R3 independently of one another are hydrogen, C1-C8-alkyl or C1-C8-alkoxy, R4 is COR, CO2R, CONR2, where R is C1-C8-alkyl or C3-C8-cycloalkyl R5 is H or C1-C8-alkyl, R6 is aryl, aryl substituted by up to three C1-C8-alkyl- or C1-C8-alkoxy, or C3-C8-cycloalkyl as UV filters in cosmetic formulations, in particular in combination with UV filters from the group consisting of methoxycinnamate derivatives and/or dibenzoylmethane derivatives, with the proviso that R5 is H if R4 is COR, is described.

Abstract: Novel indanylidene compounds can be used as UV-A filters in cosmetic compositions for protecting skin and hair and for technical applications.

Abstract: Novel indanylidene compounds can be used as UV-A filters in cosmetic compositions for protecting skin and hair and for technical applications.

Abstract: Antimicrobial mixtures comprising or consisting of: one or more branched or unbranched alkanediols having 6-12 carbon atoms, one, two or more compounds chosen from the group consisting of the tropolones of the formula (I) wherein the substituents R1, R2, R3, R4 and R5 independently of one another have the following meaning: H; linear or branched, saturated or unsaturated, aliphatic hydrocarbon radical having up to 30 C atoms; OH; OR6, wherein R6 is a linear or branched, saturated or unsaturated, aliphatic hydrocarbon radical having up to 30 C atoms; COOH; COOR7, wherein R7 is a linear or branched, saturated or unsaturated, aliphatic hydrocarbon radical having up to 30 C atoms; NO2; NH2; F, Cl, Br, I; are described.

Abstract: An antimicrobial mixture comprising or consisting of: one or more compounds of the formula (I) their salts or solvates, wherein R1 and R2 in each case independently of one another are chosen from the group consisting of: H, OH, F, Cl, Br and I, and wherein X in each case denotes: (CH2)m where m=1, 2 or 3 or OCH2n where n=1, 2 or 3 or O—CH2—CH(R3) where R3?CH3 or CH2OH or (CH2—OpCH2 where p=1 or 2, wherein in the compound(s) of the formula I a primary alcohol function CH2OH is optionally replaced by a radical which is chosen from the group consisting of CH2OR4, COOH and COOR4 and/or a secondary alcohol function CHOH is optionally replaced by the radical CHOR4, wherein each R4 denotes an aliphatic or aromatic radical, independently of the meaning of further radicals, and one, two or more compounds chosen from the group consisting of the tropolones of the formula (II) wherein the substituents R5, R6, R7, R8, R9 independently of one another have the following meaning: H; linear or branched

Abstract: The invention relates to 3,4-dihydroxybenzyl-substituted carbonic acid derivatives, to their production, and to their use as antioxidants or free-radical scavengers, especially in cosmetic and pharmaceutical preparations and in foodstuffs and stimulants, to protect cells and tissues from the harmful effects of radicals and reactive oxygen compounds that accelerate aging. The invention further relates to cosmetic and pharmaceutical preparations and to foodstuffs and stimulants that comprises the inventive 3,4-dihydroxybenzyl-substituted carbonic acid derivatives.

Abstract: The inventive 2-hydrazino-1,3-heteroazoles or salts thereof are, as very good tyrosinase inhibitors, active constituents in topical cosmetic agents, especially in cosmetic or dermatological skin brightening agents.

Abstract: The invention relates to the use of 3,4-dihydroxy-mandelic acid as an anti-oxidant and/or free-radical scavenger for protecting the skin, in particular human skin against oxidative damage caused by ultra-violet light and also for protecting cosmetic or pharmaceutical preparations, other objects and foodstuffs against oxidation and/or photo-oxidation.

Abstract: The invention relates to cosmetic and/or dermatological preparations which contain, in part, novel catechol oximes of formula (I). Said preparations can promote, in physiological systems, the natural defense mechanisms against free radicals and reactive oxygen compounds, or can be used as protective agents in cosmetic or pharmaceutical products whose oxidation-sensitive constituents should be protected from autooxidation.

Abstract: Novel indanylidene compounds can be used as UV-A filters in cosmetic compositions for protecting skin and hair and for technical applications.

Abstract: Benzaldoximes having at least one aromatic hydroxyl or alkoxy group are effective constituents in topical cosmetic compositions, in particular, skin lightening compositions.

Abstract: The invention relates to modified benzylidene-&ggr;-butyrolactones, to a process for their preparation and to the use as UV absorber, for example in pharmaceutical and cosmetic compositions, sunscreens, daycare and haircare products, for improving industrial products, such as paints, surface coatings, plastics, textiles, packaging materials and rubbers.

Abstract: The invention relates to N-substituted benzazoles, processes for their preparation and their use as UV absorbers.

Abstract: The invention relates to N-substituted benzazoles, processes for their preparation and their use as UV absorbers.

Abstract: A series of photochromic compounds are disclosed which have the property of undergoing a reversible color change when exposed to unfiltered sunlight and reverting to their original color in the absence of U.V. light at room temperature. These compounds have the general formula: ##STR1## represents an adamantylidene or a substituted adamantylidene group;R.sub.1 represents hydrogen, alkyl, aryl, aralkyl or a heterocyclic group,X represents oxygen or > NR.sub.2, in which R.sub.2 is hydrogen, aryl, alkyl or aralkyl and ##STR2## represents an aromatic group, an unsaturated heterocyclic group or a benzannelated heterocyclic group.The photochromic compounds of the invention are useful in the manufacture of photoreactive lenses, particularly plastic lenses.