Abstract:
PROBLEM TO BE SOLVED: To provide a cosmetic or dermatological light protection agent preparation which may be easily prepared and provides an effective protection against UV or heat irradiation. SOLUTION: This cosmetic or dermatological preparation for skin or hair comprises at least one cholesteric liquid-crystalline component which reflects the infrared wavelength range of 750-2,500 nm, at least one component which protects against radiation in the ultraviolet ray range of 280-450 nm and a cosmetically or dermatologically acceptable carrier. The preparation is used for reducing the warming of skin or hair and for protection against sun beam. COPYRIGHT: (C)2003,JPO
Abstract:
PROBLEM TO BE SOLVED: To provide a phosphorus-free polymerization inhibitor composition. SOLUTION: This phosphorus-free polymerization inhibitor composition contains (a) at least one N-oxyl radical and (b) a compound of the general formula (X) [(n) is an integer of 0 to 3; and R is a 1 to 4C alkyl, a 2 to 4C alkenyl or a 7 to 10C aralkyl].
Abstract:
PROBLEM TO BE SOLVED: To provide an inhibitor composition that can be used to stabilize a free-radical polymerizable compound. SOLUTION: The inhibitor composition comprises (a) at least cone nitroxyl group (derivative), (b) at least one phenol (derivative) and (c) at least one compound having at least one phosphorus atom whose oxidation state is +3. Example: (a) 4-hydroxy-1-oxyl-2,2,6,6-tetramethylpiperidine; (b) H3PO3, and (c) hydroquinone monomethyl ether.
Abstract:
The present invention relates to an organic light-emitting diode which has a light-emitting layer C which contains at least one hole-conducting material CA and at least one phosphorescence emitter CB, mixtures containing at least one carbene complex in combination with at least one hole-conducting material or in combination with at least one phosphorescence emitter, and the use of mixtures containing at least one hole-conducting material and at least one phosphorescence emitter as a light-emitting layer in OLEDs for extending the lifetime of the light-emitting layer. The organic light-emitting diode according to the invention can have in at least one of the layers of the organic light-emitting diode, preferably in the hole-blocking layer and/or the electron-blocking layer and/or the light-emitting layer C, in addition to the hole-conducting material CA and the emitter CB, at least one compound selected from disilylcarbazoles, disilyldibenzofurans, disilyldibenzothiophenes, disilyldibenzophospholes, disilyldibenzothiophene-S-oxides and disilyldibenzothiophene-S,S-dioxides.
Abstract:
The invention relates to alkyne compounds of formula (I), P -Y -A -Y -(T -B -)m-T -C=C-T -(B -T -)n-Y -A -Y -P in which P , P independently represent hydrogen, C1-C12 alkyl, a polymerizable group, a group that is suitable for polymerization, or a radical carrying a polymerizable group or a group that is suitable for polymerization, Y , Y , Y , Y independently represent a linking unit, B , B independently represent -C=C- or a linking group as defined for Y to Y , A , A independently represent a single chemical bond or a spacer comprising one to 30 carbon atoms, T , T , T , T independently represent divalent saturated or unsaturated carbocyclic or heterocyclic radicals, and m, n independently represent 0 or 1, provided that at least one of the linking units Y or Y represents an -O-CO-O-, -O-CO-N(R)-, -(R)N-CO-O-, or -(R)N-CO-N(R)- group. The invention also relates to non-polymerizable and polymerizable liquid crystalline compositions containing at least one inventive alkyne compound of formula I, the use of said non-polymerizable and polymerizable liquid crystalline compositions for the production of optical components, the use of the polymerizable liquid crystalline compositions for imprinting or coating substrates, producing dispersing agents, emulsifiers, films, and pigments, as well as such optical components, imprinted or coated substrates, dispersing agents, emulsifiers, films, and pigments.
Abstract:
The invention relates to solid pigment preparations containing the essential components: (A) 45-90 % by weight at least one type of chromophore component, (A1) 5-100 % by weight at least one type of pigment and (A2) 0-95 % by weight at least one type of inherent colourless filler, (B) 5-50 % by weight at least one type of water-soluble surface-active additive, an additive group containing oxide-alkylene groups (B1) and alkylene oxide-free groups (B2), wherein the proportion of the oxide-alkylene groups (B1) containing additives in pigment preparations is equal to or greater than 5 % by weight and (C) from 0.1 to 5 % by weight an antioxidant. The production and use of said pigment preparations for dyeing high molecular weight organic and inorganic materials and plastic materials are also disclosed.
Abstract:
The invention relates to the use of compounds having certain sulfur and optionally nitrogen atom-containing structures as peroxide decomposers in cosmetic and pharmaceutical agents for treating skin. The invention also relates to cosmetic and pharmaceutical agents comprising compounds having such structures.
Abstract:
The invention relates to the use of polymer materials comprising at least one transition metal carbene complex in organic light-emitting diodes (OLEDs), to polymer materials comprising at least one selected transition metal carbene complex, to a method for producing the inventive polymer materials, to a light-emitting layer comprising at least one polymer material used according to the invention or comprising at least one inventive polymer material, to an organic light-emitting diode (OLED) comprising the inventive light-emitting layer and to devices comprising the inventive organic light-emitting diode.
Abstract:
A method for stabilizing polymerizable compounds with respect to polymerization during preparation, storage and/or transport, wherein at least one radical interceptor containing at least two glycine units is used with the proviso that the radical ethylene diamine tetraacetic acid (EDTA), diethylene triamine pentaacetic acid (DTPA), trans-1,2-cyclohexane diamine tetraacetic acid (CYDTA) and the alkaline and alkaline earth salts thereof.