Abstract: The present invention relates to the use of 5′-deoxy-5′-methylthioadenosine in skin cosmetic compositions for improving the appearance of the skin, to such compositions and to a method for the cosmetic treatment of the skin.

Abstract: The present invention relates to hair treatment compositions comprising a hairsetting polymer together with a salt of the formula I [A—(X)n]n−.[HmB]m+ where A, X, B, n and m are as defined in the description. The novel hair treatment compositions possess improved ease of washing out, smoothness and transparency and can be formulated with a reduced VOC content.

Abstract: The present invention relates to water-soluble or water-dispersible polyurethanes of a water-dispersible polyurethane prepolymer having terminal isocyanate groups and a primary or secondary amine having at least one ionogenic or ionic group, and to the salts thereof. The novel polyurethanes can be used as auxiliaries in cosmetology and pharmacy and, in particular, as hair lacquers having enhanced ease of washoff.

Abstract: Aqueous preparations comprising a) from 0.1 to 10% by weight of a copolymer based on N-vinylcaprolactam, N-vinylpyrrolidone and N-vinylimidazole and b) from 0.1 to 10% by weight of at least one polyoxyethylene C6-C15-monoalkyl ether, and their use in cosmetic formulations are described.

Abstract: The present invention relates to cosmetic compositions comprising a combination of sunscreen filters of the formula ##STR1## with other sunscreen filters.

Abstract: Hair setting lotion which are not subject to hydrolysis and which are made up ofA) 0.5-20% by weight of a nonionic or anionic homo- or copolymer of at least 70% by weight of N-vinylcaprolactam (polymer A), andB) 0.5-20% by weight of a further film-forming polymer (polymer B), selected from the group consisting of polyamides, polyurethanes, and homo- and copolymers of monoolefinically unsaturated monomers.

Abstract: A cosmetic or pharmaceutical composition which comprises at least one polymer or copolymer which is obtainable by free-radical emulsion or suspension polymerization in the presence of at least one chain-transfer reagent, has a glass transition temperature above -35.degree. C. and a content of organic volatile constituents .ltoreq.0.5% by weight, and is at least 20% by weight composed of a (meth)acrylic ester.

Abstract: Titanium dioxide pigments are obtainable by complete hydrolysis of a hydrolyzable titanium compound at from 0 to 100.degree. C. with intensive stirring and with setting of a pH in the range from 3 to 8 and maintenance of this pH within a range of 0.3 units.The titanium dioxide pigments can be employed for the production of cosmetic preparations and medicaments.

Abstract: The present invention relates to the use of polyamides in cosmetics which carry sulfonate groups and are obtainable fromA.sub.1) from 0 to 19.9 mol-% of at least one monoaminocarboxylic acid having 2 to 12 carbon atoms, its lactam, or monoaminocarboxylic acid/lactam mixtures,A.sub.2) from 40.05 to 50 mol-% of at least one diamine having 2 to 18 carbon atoms,A.sub.3) from 0.5 to 49.5 mol-% of at least one dicarboxylic acid having 4 to 12 carbon atoms which carries sulfonate groups, andA.sub.4) from 0.5 to 49.5 mol-% of at least one further dicarboxylic acid having 2 to 16 carbon atoms, and cosmetic compositions containing said polyamides.

Abstract: The disclosure relates to a copolymer obtainable by radically initiated polymerization of the following: A) 70-99.9 wt. % an olefinically unsaturated C.sub.3 -C.sub.5 monocarboxylic acid, an olefinically unsaturated C.sub.4 -C.sub.8 dicarboxylic acid or its anhydride, or a mixture of such carboxylic acids; with B) 0.1-30 wt. % one or more multiply olefinically unsaturated carboxylic acid derivatives of formula (I)Z--Y--(CHR.sup.3 --CH.sub.2 --X).sub.n --R.sup.4 (I)in which Z is a vinyl or allyl group or structure (a), ##STR1## R.sup.1, R.sup.2 are hydrogen or methyl, R.sup.3 is hydrogen, methyl or ethyl, R.sup.4 is a singly or multiply olefinically unsaturated alkenyl or cycloalkenyl group or a singly or doubly olefinically unsaturated arylalkylene group, X is oxygen or NH, Y is oxygen, NH or N-alkyl, n is a number between 0 and 50; and C) 0-29.9 wt. % other copolymerizable monomers. The proposed copolymer can be used as a thickener or dispergent for aqueous systems.

Abstract: A sunscreen-containing cosmetic formulation to protect the human epidermis from UV light in the range from 280 to 400 nm, which formulation includes a cosmetically suitable carrier, together with compounds which absorb in the UV-B region and as photostable UV-A filters effective amounts of compounds of the formula I as defined in the specification.

Abstract: Novel 2-cyanoacrylic esters I ##STR1## where the radicals have the following meanings: R.sup.1 and R.sup.2 are each hydrogen or a radical having an iso- or heterocyclic ring system with at least one iso- or heteroaromatic nucleus, and at least one of the radicals R.sup.1 or R.sup.2 must be different from hydrogen,n is from 2 to 10, andX is, when n=2, a radical of the formula II ##STR2## where m is from 2 to 8, and X is, when n>2, the radical of an n-hydric aliphatic or cycloaliphatic polyol having 3-20 carbon atoms, it also being possible for a cycloaliphatic radical to contain 1 or 2 hetero atoms, and for an aliphatic radical to be interrupted by up to 8 non-adjacent oxygen atoms, sulfur atoms, imino or C.sub.1 -C.sub.4 -alkylimino groups, are used as light stabilizers.

Abstract: An oral composition and method for use thereof, comprising in an orally acceptable vehicle, an effective antiplaque amount of a noncationic antibacterial agent, and an anionic copolymer formed from monomers of which about 40 to about 90% by weight are hydrophilic type capable of attachment to oral surfaces and about 10 to about 60% by weight are of a hydrophobic type; such oral composition being effective in increasing the uptake of the antibacterial compound to dental tissue so as to enhance the therapeutic efficacy of the administered antibacterial compound.

Abstract: Alkenylaromatics I ##STR1## where R.sup.1 is C.sub.1 -C.sub.6 -alkyl, R.sup.2 is H or C.sub.1 -C.sub.10 -alkyl and Ar is aryl, are prepared by reacting a vinylaromatic II ##STR2## with an .alpha.-olefin IIIH.sub.2 C.dbd.CHR.sup.2 IIIin the presence of a nickel-containing catalyst system consisting of (a) a nickel(II) salt of a carboxylic acid, of an alcoholate or of a phenolate, (b) a phosphite or phosphine and (c) an organoaluminum compound V ##STR3## where R.sup.6 is C.sub.1 -C.sub.12 -alkyl, X is halogen and n is 1 or 2, or a mixture of compounds V.

Abstract: The invention relates to a process for the dimerization of derivatives of acrylic acid in the homogeneous phase which process is characterized in that a compound having the general formula H.sub.2 C.dbd.CR.sup.1 -COOR.sup.2, wherein R.sup.1 represents H or a linear alkyl group having from 1 to 3 carbon atoms and R.sup.2 represents a linear alkyl group having from 1 to 3 carbon atoms, is reacted in a solvent at a temperature of from -50.degree. C. to +50.degree. C. in the presence of nickel compounds as catalysts which contain complex anions X in a molar ratio Ni:X=1:1 and organic or hydride ligands and are modifed with phosphanes having the general formula PR.sub.2 R', wherein R and R' may be same or different and represent alkyl residues having from 1 to 8 carbon atoms or phenyl residues, as well as the use of the dimers formed in the dimerization.