- Preparation method of high-purity bis-ethyl hexyloxyphenol methoxyphenyl triazine
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The invention particularly discloses a preparation method of high-purity bis-ethyl hexyloxyphenol methoxyphenyl triazine. The preparation method comprises the following steps: S1, adding 2, 4-dichloro-6-(4-methoxyphenyl)-1, 3, 5-triazine and 3-ethylhexyloxyphenol into a reaction container, performing mixing, then adding an organic solvent and a catalyst, and fully reacting to obtain a reaction liquid; and S2, adding water to quench the reaction liquid in the step S1, and carrying outoil phase water washing, desolvation, recrystallization, filtration and drying to obtain the high-purity bis-ethyl hexyloxyphenol methoxyphenyl triazine. As the number of alkyl groups in the 3-ethylhexyloxyphenol is fixed, the production of monoalkylated products and trialkylated products can be greatly reduced, and target products with higher purity can be obtained; in addition, the catalyst is added into a reaction system in batches, so that the advantages of controlling reaction heat release and enabling raw materials to react completely are achieved; and after the organic solvent is added, gradient heating is carried out, so that the reaction is milder, and the purpose of reducing side reactions is achieved.
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Paragraph 0041-0069
(2021/09/26)
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- Etherification synthesis method of ultraviolet light absorberTinosorb S
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The invention discloses an etherification synthesis method of an ultraviolet light absorber Tinosorb S. The etherification synthesis method comprises the following steps: taking 2, 4-bis (2, 4-dihydroxyphenyl)-6-(p-methoxyphenyl)-1, 3, 5-triazine as a raw material, carrying out boronation reaction on the 2, 4-bis (2, 4-dihydroxyphenyl)-6-(p-methoxyphenyl)-1, 3, 5-triazine and boron acetate formed by boric acid and acetic anhydride to obtain a boride of the 2, 4-bis (2, 4-dihydroxyphenyl)-6-(p-methoxyphenyl)-1, 3, 5-triazine, carrying out an etherification reaction with halogenated isooctane in an organic solvent under a weakly alkaline condition, and finally hydrolyzing with sodium hydroxide or potassium hydroxide to obtain an ultraviolet light absorber Tinosorb S product. The synthesis yield can reach 90% or above, and the product purity is 98.5% or above. The synthesis method is high in yield, low in production cost and high in product purity, and the market competitiveness of the product is greatly improved.
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Paragraph 0032; 0037-0044; 0049-0051; 0056-0058; 0063; ...
(2021/07/24)
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- Manufacturing method of triazine-based compound and derivative thereof
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The present invention relates to a triazine-based compound and a process for producing the same. The triazine compound according to an embodiment of the present invention may be prepared by reacting cyanuric acid (Cyanuric Chloride), anisole (anisole) and resorcinol (Resorcinol) to produce a triazine-based compound represented by Formula 1. Chemical Formula 1.
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- Manufacturing method of triazine-based compound and derivative thereof
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The present invention relates to a triazine-based compound, and a method for manufacturing derivatives thereof. The method for manufacturing the triazine-based compound according to an embodiment of the present invention can manufacture the triazine-based compound represented by chemical formula 1 by conducting a reaction of cyanuric chloride, anisole, and resorcinol. The method for manufacturing the triazine-based compound according to an embodiment of the present invention can simplify a reaction step.COPYRIGHT KIPO 2020
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- NOVEL PROCESS FOR THE ETHERIFICATION OF BIS-RESORCINYOL TRIAZINES
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The invention relates to an improved process for the manufacture of bis-resorcinyl triazines of formula (I), wherein R1 is hydrogen, a C1-C18alkyl group or a C2-C18alkenyl group and R2 is a C1-C18alkyl group or a C2-C18alkenyl group. (I)
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Page/Page column 7; 8
(2016/12/07)
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- COSMETIC COMPOSITIONS COMPRISING AN ESTER DERIVED FROM 4-CARBOXY-2-PYRROLIDINONE AND A LIPOPHILIC SCREENING AGENT; USE OF SAID DERIVATIVE AS A SOLVENT FOR A BENZOPHENONE LIPOPHILIC SCREENING AGENT
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The present invention relates to a composition comprising, in a cosmetically acceptable medium, at least one ester derived from 4-carboxy-2-pyrrolidinone, of formula (I) below: in which: R1 denotes a linear or branched C1-C20 alkyl radical,R2 denotes a linear or branched C1-C20 alkyl radical that may contain a C5-C6 ring, the phenyl radical, the benzyl radical or the phenethyl radical,and at least one benzophenone-type lipophilic UV screening agent. The present invention also relates to the use of at least one ester derived from 4-carboxy-2-pyrrolidinone, of formula (I), as defined above, in a composition comprising, in a cosmetically acceptable medium, at least one benzophenone-type lipophilic UV screening agent, as a solvent for said benzophenone screening agent, in and/or as an agent for improving the solubility of said benzophenone screening agent in said composition or with the aim of improving the sun protection factor.
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- Ester mixtures and compositions comprising such ester mixtures
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The present invention is directed to Mixture of esters according to the general formula (I), R1-C(=O)-O-R2, wherein R1 is an alkyl moiety with 5 to 11 carbon atoms and wherein R2 is a an alkyl moiety with 8 to 1 carbon atoms and wherein the mixture comprises 10 or less than 10 weight-% of ester of the general formula (I), wherein R1 is an alkyl moiety with 9 or more carbon atoms, based on the total amount of esters according to formula (I). The invention is further directed to cosmetic and/or pharmaceutical compositions comprising such esters as well as to processes for the production of such esters.
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- Ester mixtures and compositions comprising such ester mixtures
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The invention is directed to a mixture of esters according to the general formula (1), R1-C(=O)-Q-R2. wherein R1 is an alkyl moiety with 7 to 9 carbon atoms and wherein R2 is a an alkyl moiety with 8 to 10 carbon atoms, wherein the mixture comprises 5 to 60 weight-% of ester of the general formula (I), wherein R1 is an alkyl moiety with 9 carbon atoms, based on the total amount of esters according to formula (I) and/or wherein the mixture comprises 5 to 60 weight-% of ester of the general formula (I), wherein R2 is an alkyl moiety with 10 carbon atoms, based on the total amount of esters according to formula (I). The invention is further directed to cosmetic and/or pharmaceutical compositions comprising such esters as well as to a process for the production of such esters.
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- ALPHA-AMINO ACID DERIVATIVES FOR IMPROVING SOLUBILITY
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The invention relates to the use of α-amino acid derivatives for improving the solubility of poorly soluble substances in water or aqueous solutions and to mixtures and preferred preparations.
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- UV ABSORBER FORMULATIONS
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Disclosed is a UV filter composition comprising (a) an organic UV absorber of formula (1), wherein R1 and R2, independently of one another, are C3-C18alkyl; C2-C18alkenyl; a radical of the formula —CH2—CH(OH)—CH2—O-T1; or R1 and R2 are a radical of the formula (4a); R7 is a direct bond; a straight-chain or branched C1-C4alkylene radical or a radical of the formula (I) or (II); R8, R9 and R10, independently of one another, are C1-C18alkyl; C1-C18alkoxy or a radical of the formula (III); R11 is C1-C5 alkyl; m1 is a number from 1 to 4; p1 is 0; or a number from 1 to 5; A1 is a radical of the formula (1b), (1c) or (1d); R3 is hydrogen; C1-C10alkyl; —(CH2CHR5—O)n1-T2; or —CH2—CH(—OH)—CH2—O-T2; R4 is hydrogen; M; C1-C5alkyl; or —(CH2)m2—O-T3; R5 is hydrogen; or methyl; T1, T2 and T3 independently from each other are hydrogen; or C1-C18alkyl; Q1 is C1-C18alkyl, M is a metal cation; m2 is 1 to 4; and n1 is 1-16, (b) dimethyl capramide, (c) a cosmetically acceptable carrier; and water.
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- Cosmetic compositions comprising photostabilized dibenzoylmethane compounds and 2-pyrrolidinone-4- carboxy esters
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Photostable cosmetic compositions contain, formulated into a cosmetically acceptable vehicle, at least one UV-screening system that includes: (a) at least one dibenzoylmethane compound, and(b) at least one 2-pyrrolidinone-4-carboxy ester compound having the following formula (I): in which: R1 is a linear or branched C1-C20 alkyl radical, andR2 is a linear or branched C1-C20 alkyl radical which optionally includes a C5-C6 ring member, the phenyl radical, the benzyl radical or the phenethyl radical.
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- Cosmetic compositions comprising 4-carboxy-2-pyrrolidinone esters and triazine lipophilic UV-screening agents
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UV-screening compositions, formulated into a cosmetically acceptable medium, contain at least one ester solvent derived from 4-carboxy-2-pyrrolidinone, of formula (I) below: in which: R1 is a linear or branched C1-C20 alkyl radical,R2 is a linear or branched C1-C20 alkyl radical that may contain a C5-C6 ring member, the phenyl radical, the benzyl radical or the phenethyl radical, and at least one triazine-type lipophilic UV-screening agent.
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- OIL-IN-WATER EMULSION
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The present invention relates to a composition in the form of an emulsion of the oil-in-water type formed of oily globules which are each provided with a lamellar liquid crystal coating and which are dispersed in an aqueous phase, wherein it has a pH ranging from 3 to 5.5 and in that it contains at least one lipophilic surface-active agent with an HLB ranging from 2 to 5, at least one hydrophilic surface-active agent with an HLB ranging from 8 to 12 and at least one amphiphilic compound of ionic nature at a pH ranging from 3 to 5.5.
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- Aqueous fluid photoprotective compositions comprising tertiary-amide-terminated polyamide polymers
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Topically applicable, fluid anti-sun/sunscreen compositions useful for protecting the skin and/or the hair against the damaging effects of ultraviolet radiation, contain: (a) at least one photoprotective system for screening out UV radiation; and(b) at least one tertiary-amide-terminated polyamide (ATPA) polymer, formulated into a topically applicable, cosmetically acceptable aqueous support therefor; the subject anti-sun/sunscreen compositions are especially provided as sprays, notably for the purpose of increasing the sun protection factor (SPF) and/or of reducing or even eliminating the fluffing effect thereof.
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- COMPOSITION CONTAINING A PHENANTHRENOL
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Novel uses of phenanthrenol compounds for improving the appearance and/or texture of the skin.
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- Sun protection compositions comprising semi-crystalline polymers and hollow latex particles
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Topically applicable cosmetic/dermatological UV protection compositions having enhanced SPF contain at least one organic UV screening agent and/or at least one inorganic screening agent, such compositions also containing at least the following constituents (A) and (B): A) a semi-crystalline polymer which is solid at ambient temperature and has a melting point of greater than or equal to 30° C., containing a) a polymeric backbone and b) at least one crystallizable organic side chain and/or one crystallizable organic block forming part of the backbone of this said polymer, said polymer having a number-average molecular mass Mn of greater than or equal to 1,000, and B) hollow latex particles having a particle size ranging from 150 to 380 nm, formulated into a topically applicable, physiologically acceptable medium therefor.
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- COSMETIC OIL-IN-WATER EMULSION
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A cosmetic or dermatological compositions of oil-in-water emulsion type, including, in a physiologically acceptable medium, at least gemini surfactant of formula (I): in which R1 and R3 denote, independently of one another, an alkyl radical containing from 1 to 25 carbon atoms; R2 denotes a spacer consisting of a linear or branched alkylene chain containing from 1 to 12 carbon atoms; X and Y denote, independently of one another, a group —(C2H4O)a—(C3H6O)bZ; n ranges from 1 to 10, in combination with an effective amount of at least one semi-crystalline polymer which is solid at ambient temperature and which has a melting point below 70° C., said polymer having a number-average molecular mass greater than or equal to 2000, said emulsion having a proportion of fatty phase of greater than 10% by weight relative to the total weight of the composition and including more than 40% by weight of non-volatile oil(s) relative to the weight of the fatty phase.
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- Flavonoids as Synergists for Enhancing the Action of Self-Tanning Substances
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The invention relates to the use of at least one flavonoid having an uncharged flavan skeleton as synergist for enhancing the action of self-tanning substances, such as trioses and tetroses, in cosmetic and dermatological formulations and to corresponding novel compositions and to the preparation thereof.
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- Dyeing processes comprising at least one multi-carbosite, multi-group coupling agent for wash-protecting the color of artificially dyed keratin fibers
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Disclosed herein is a cosmetic process for wash-protecting the color of artificially dyed keratin fibers, comprising applying to the keratin fibers at least one composition comprising at least one multi-carbosite, multi-group coupling agent, the coupling agent being an electrophilic hydrocarbon-based compound comprising neither an aldehyde group, nor a carboxylic acid group, nor a formol-generating group, the coupling agent comprising at least two identical reactive groups, the reactive groups not being carried by the same atom, if said atom is a carbon atom, and the coupling agent having a molecular weight of less than 500 g/mol.
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- Photoprotective cosmetic compositions comprising photostabilized dibenzoylmethane compounds and siloxane-containing arylalkyl benzoate amide compounds
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Photostable, topically applicable cosmetic/dermatological compositions contain at least one dibenzoylmethane sunscreen compound and at least one photostabilizing siloxane-containing arylalkyl amide compound of formula (I) below:
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- Photostabilized dibenzoylmethane sunscreens immobilized within sol/gel matrices
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Photoprotective cosmetic/dermatological compositions well suited for the UV-photoprotection of the skin, hair, nails, eyebrows, eyelashes and/or lips, contain an effective photostable and UV-photoprotecting amount of at least one dibenzoylmethane organic sunscreen immobilized within a matrix prepared via sol-gel process from at least one silicon alkoxide, at least one non-ionic surfactant and water, but in the absence of any organic solvent, formulated into a topically applicable, cosmetically/dermatologically acceptable medium therefor.
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- Finely divided photoprotective oil-in-water emulsions comprising 4,4-diarylbutadiene UV-A sunscreens
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UV-Photoprotective oil-in-water emulsions well suited for photoprotecting the skin, lips and/or hair against the damaging effects of UV-radiation, the oil globules of which having an average size of at most 500 nm and containing particles of at least one ionic polymer and at least one UV-radiation-screening system, such screening system comprising at least one 4,4-diarylbutadiene UV-A-screening agent.
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- Nonaerosol/aerosol dispensing of sunscreen sprays comprising silica microparticles
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Nonaerosol/atomizer pumps or aerosol dispensers comprise (A) a reservoir confining at least one vaporizable sunscreen composition suited for UV-photoprotecting the skin and/or hair against the damaging effects of UV radiation, the at least one vaporizable sunscreen composition comprising (1) a UV-photoprotecting amount of at least one UV-sunscreen and (2) an SPF-enhancing amount of generally spherical silica microparticles, formulated into (3) a topically applicable, cosmetically acceptable carrier therefor, and (B) at least one agent for pressurizing the at least one vaporizable sunscreen composition into a spray of fine sunscreen particles.
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- Phase inverted oil-in-water photoprotective emulsions comprising nanopigments of metal oxides and 4,4-diarylbutadiene UV-A sunscreens
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Stable UV-photoprotective, phase inverted oil-in-water emulsions, well suited for the photoprotection of the skin, lips and/or hair, the average size of the globules which constitute the oily phase thereof ranging from 100 nm to 1,000 nm, contain inorganic metal oxide nanopigments and at least one organic UV-screening agent, and which also contain at least one organic 4,4-diarylbutadiene UV-A-screening agent.
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- Aqueous photoprotective compositions comprising acrylamido-2-methylpropanesulfonic acid polymers and 4,4-diarylbutadiene UV-A sunscreens
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Photoprotective compositions, e.g., oil-in-water or water-in-oil emulsions, well suited for the photoprotection of the skin, lips and/or hair against the damaging effects of UV-radiation, comprise at least one aqueous phase, at least one oily phase, at least one partially or completely neutralized, crosslinked or non-crosslinked water-soluble or water-dispersible acrylamido-2-methylpropanesulfonic acid (AMPS) polymer and at least one UV radiation-screening system, said at least one screening system comprising at least one 4,4-diarylbutadiene UV-A-screening agent
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- Aqueous antisun/sunscreen compositions comprising amphiphilic 2-Acrylamidomethylpropanesulfonic acid polymers and water-soluble silicones
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Photoprotective compositions well suited for the photoprotection of the skin, lips and/or hair against the damaging effect of UV-radiation comprise at least one aqueous phase and at least one system for screening out UV-radiation, and which also contain: (a) at least one partially or totally neutralized, crosslinked or non-crosslinked amphiphilic polymer of 2-acrylamidomethylpropanesulfonic acid (AMPS), and (b) at least one water-soluble silicone comprising at least one terminal or pendent monovalent polyoxyalkylene group.
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- Water-in-oil photoprotective emulsions comprising polyolefinic surfactants and 4,4-diarylbutadiene UV-A sunscreens
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Stable UV-photoprotective water-in-oil emulsions, well suited for the photoprotection of the skin, lips and/or hair against the damaging effects of UV-radiation, contain at least one polymeric surfactant comprising at least one polar part and at least one polyolefinic apolar part, and also containing at least one organic 4,4-diarylbutadiene UV-A-screening agent.
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- SYNERGISTICALLY UV-PHOTOPROTECTING MIXED SUNSCREEN COMPOSITIONS
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Topically applicable cosmetic/dermatological sunscreen composition well suited for the enhanced UV-photoprotection of human skin and/or hair, contain synergistically UV-APPD-enhancing amounts of (i) at least one UV-screening silicon compound having a benzotriazole functional group substituent, (ii) at least one UV-screening dibenzoylmethane compound, and (iii) at least one UV-screening amino-substituted 2-hydroxybenzophenone compound having the following structural formula (III): formulated into (iv) a topically applicable, cosmetically/dermatologically acceptable vehicle, diluent or carrier therefor.
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- Synergistically UV-photoprotecting sunscreen compositions comprising camphorsulfonic acid/benzophenone compounds
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Topically applicable cosmetic/dermatological sunscreen compositions well suited for the enhanced UV-photoprotection of human skin and/or hair, contain synergistically SPF-enhancing amounts of (a) benzene-1,4-di(3-methylidene-10-camphorsulfonic acid), optionally in partially or completely neutralized state, and (b) at least one amino-substituted 2-hydroxybenzophenone compound having the following structural formula (I): formulated into (c) a topically applicable, cosmetically/dermatologically acceptable vehicle, diluent or carrier therefor.
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- Self-tanning composition containing an N-acyl amino acid ester and a self-tanning agent
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The invention relates to cosmetic and/or dermatological compositions more particularly intended for artificially tanning and/or browning the skin, comprising, in a cosmetically acceptable support, at least one self-tanning agent and at least one N-acyl amino acid ester. The invention also relates to a cosmetic treatment process for artificially tanning and/or browning the skin, characterized in that it consists in applying to the skin an effective amount of a composition according to the invention. The invention also relates to the use of an N-acyl amino acid ester with the aim of improving the coloration and/or stability of a self-tanning agent in a composition for artificially tanning and/or browning the skin.
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- STABLE/IMPROVEDLY SELF-TANNING COMPOSITIONS COMPRISING AMINO-SUBSTITUTED 2-HYDROXYBENZOPHENONE COMPOUNDS
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Topically applicable cosmetic/dermatological self-tanning compositions well suited for enhancing the coloration imparted by and/or the stabilizing of the self-tanning agent, contain (i) an effective amount of at least one artificial/sunless tanning agent, and (ii) an effective stabilizing/enhancedly self-tanning amount of at least one amino-substituted 2-hydroxybenzophenone compound having the following structural formula (I): formulated into (iii) a topically applicable, cosmetically/dermatologically acceptable vehicle, diluent or carrier therefor.
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- Photoprotecting/cosmetic compositions comprising benzotriazole and bis-resorcinyltriazine sunscreens
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Topically applicable sunscreen/cosmetic compositions suited for the improved photoprotection of human skin and/or hair against the damaging effects of UV-irradiation, particularly solar radiation, comprise an effective SPF-maintaining and water remanence-enhancing amount of intimate admixture of (a) at least one benzotriazole first sunscreen compound and (b) at least one bis-resorcinyltriazine second sunscreen compound, formulated into (c) a topically applicable, cosmetically acceptable vehicle, diluent or carrier therefor.
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- Use of polysaccharides for improving the light protection effect of cosmetic or dermatological light protection compositions
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Use of polysaccharides for increasing the light protection factor of cosmetic or dermatological preparations which comprise at least one customary UV filter substance.
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- Photoprotective/cosmetic compositions comprising camphorsulfonic acid, bisresorcinyltriazine and benzoazolyl/benzodiazolyl sunscreens
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Topically applicable sunscreen/cosmetic compositions well suited for the synergistically enhanced photoprotection of human skin and/or hair against the damaging effects of UV-irradiation, particularly solar radiation, comprise synergistically UV-photoprotecting effective amounts of each of (a) benzene-1,4-bis(3-methylidene-10-camphorsulfonic acid), optionally in neutralized form thereof, (b) at least one bisresorcinyltriazine compound, and (c) at least one compound containing at least two benzoazolyl groups or at least one benzodiazolyl group, formulated into a topically applicable, cosmetically acceptable vehicle, diluent or carrier therefor.
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- Photoprotective/cosmetic compositions comprising benzotriazole, bisresorcinyltriazine and benzoazolyl/benzodiazolyl sunscreens
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Topically applicable sunscreen/cosmetic compositions well suited for the synergistically enhanced photoprotection of human skin and/or hair against the damaging effects of UV-irradiation, particularly solar ratiation, comprise synergistically UV-photoprotecting effective amounts of each of (a) at least one benzotriazole compound, (b) at least one bisresorcinyltriazine compound and (c) at least one compound containing at least two benzoazolyl groups per molecule and/or at least one compound containing, per molecule, at least one benzodiazolyl group, formulated into a topically applicable, cosmetically acceptable vehicle, diluent or carrier therefor.
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- Photoprotective/cosmetic compositions comprising bisresorcinyltriazine and benzoazolyl/benzodiazolyl
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Topically applicable sunscreen/cosmetic compositions well suited for the synergistically enhanced photoprotection of human skin and/or hair against the damaging effects of UV-irradiation, particularly solar radiation, comprise synergistically UV-photoprotecting effective amounts of each of (a) at least one bisresorcinyltriazine compound, and (b) at least one compound containing two benzoazolyl groups, or at least one benzodiazolyl group, formulated into a topically applicable, cosmetically acceptable vehicle, diluent or carrier therefor.
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- Photoprotective/cosmetic compositions comprising camphorsulfonic acid and bisresorcinyltriazine sunscreens
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Topically applicable sunscreen/cosmetic compositions well suited for the synergistically enhanced photoprotection of human skin and/or hair against the damaging effects of UV-irradiation, particularly solar radiation, comprise synergistically UV-photoprotecting effective amounts of each of (i) benzene-1,4-di(3-methylidene-10-camphorsulfonic acid, or partially or completely neutralized form thereof, and (ii) at least one bisresorcinyltriazine compound, formulated into a topically applicable, cosmetically acceptable vehicle, diluent or carrier therefor.
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- Bis(resorcinyl)triazines useful as sunscreens in cosmetic preparations
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There are described bis(resorcinyl)triazines of the formula STR1 The compounds according to the invention are particularly suitable as sunscreens in cosmetic, pharmaceutical and veterinary medicinal preparations.
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