The invention relates to a composition comprising an unsaturated polyester dissolved in a monomer solution together with trinol (meth) acrylate, wherein the composition is essentially free of tribromoneopentyl alcohol (TBNPA) of the formula: A trinol (meth) acrylate-crosslinked polyester obtained by curing the solution, and a process for preparing an essentially TB-NPA-free trinol (meth) acrylate, are also provided by the invention.
The invention relates to a composition comprising an unsaturated polyester dissolved in a monomer solution together with trinol (meth) acrylate, wherein the composition is essentially free of tribromoneopentyl alcohol (TBNPA) of the formula: A trinol (meth) acrylate-crosslinked polyester obtained by curing the solution, and a process for preparing an essentially TB-NPA-free trinol (meth) acrylate, are also provided by the invention.
C08F 283/01 - Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass on to unsaturated polyesters
C07C 67/08 - Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
A flame retardant cellulose-based product formed from ingredients comprising : (i) a cellulose-based material selected from paper-based material, wood-based material and bamboo-based material; (ii) a brominated phosphate ester of Formula (la), wherein the brominated phosphate ester of Formula (la) is present in an amount of about 5% to about 20 % by weight of the cellulose- based product; and (iii) a melamine resin selected from partially methylated melamine formaldehyde resin, methylated melamine formaldehyde resin, and methylated high imino melamine resin, having a molecular weight above 150 gr/mole, above 180, above 300, above 400, above 500, above 600, above 700 gr/mole, preferably having a molecular weight of about or above 500 gr/mole, wherein the melamine resin is present in an amount of about 10% to about 20% by weight of the cellulose-based product.
The invention provides a process for preparing anhydrous lithium bromide, comprising the steps of converting an aqueous suspension of lithium carbonate with hydrobromic acid into a solution of lithium bromide; removing residual carbon dioxide from the solution by gas-stripping, wherein the solution has acidic pH; neutrali zing the acidic lithium bromide solution by addition of lithium hydroxide to form lithium bromide brine with a nearly neutral pH; and recovering anhydrous lithium bromide from the brine. The so- formed anhydrous lithium bromide is used as a starting material in the mechanochemical synthesis of bromide-containing Li-argyrodite, which is useful in the fabrication of all-solid-state battery.
A reinforced polycarbonate composition, comprising polycarbonate, a reinforcing agent and a mixture of flame retardants comprising (A) a phosphate compound, (B) a polymeric phosphonate, and (C) a siloxane, wherein the composition is essentially PTFE-free.
The invention relates to a method for treating emergency spill or leak of halogen which is bromine or chlorine, comprising contacting an aqueous solution of quaternary ammonium halide with the halogen.
A62D 3/33 - Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by chemically fixing the harmful substance, e.g. by chelation or complexation
A62D 3/37 - Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by reduction, e.g. hydrogenation
The invention relates to a method of controlling soilborne plant disease, comprising applying to soil magnesium oxide, magnesium hydroxide, or both, preferably in combination with one or more compounds decomposable into ammonia in an aqueous environment, such as ammonium sulfate. Co-granules of magnesium oxide and e.g., ammonium sulfate, are also provided.
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Chemicals for use in the manufacture of livestock feed and
feed additives, in particular chemicals that help to reduce
methane emissions from livestock.
8.
FLAME RETARDANT SYSTEM FOR CELLULOSE-BASED TEXTILES
Flame retardant co- formulation in a form of an aqueous dispersion comprising a brominated phosphate ester and a melamine resin. A process for preparing the co-formulation, a method of reducing the flammability of a cellulose-based textile by treating the textile with the co-formulation, and a flame retarded cellulose- based textile product are also provided.
C08K 5/521 - Esters of phosphoric acids, e.g. of H3PO4
C08L 61/28 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
D06M 13/285 - PhosphinesPhosphine oxidesPhosphine sulfidesPhosphinic or phosphinous acids or derivatives thereof
D06M 13/298 - Mono-, di- or triesters of phosphoric or phosphorous acidsSalts thereof containing halogen atoms
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Chemicals for use in the manufacture of livestock feed and feed additives, in particular chemicals that help to reduce methane emissions from livestock
10.
PRECURSOR PREPARATION FROM RECYCLED RECHARGEABLE BATTERIES
The invention provides a process which comprises the steps of obtaining a strongly acidic pregnant leach solution ( PLS ) that was produced by acid leaching of electrode material of lithium- ion batteries; adding a carbonate source to the strongly acidic PLS to create a mildly acidic PLS; separating insoluble compounds of aluminum and/or iron and/or copper from the mildly acidic PLS; and electrowinning of copper ( i f present ), to obtain a puri fied PLS for recovery of cathode metals.
A process for preparing lithium bromide comprising contacting lithium carbonate with hydrogen bromide gas at a temperature of not less than 200 °C and obtaining anhydrous lithium bromide in a solid form.
The invention provides a polyamide composition comprising a polyamide, a brominated flame retardant and boron phosphate. The invention further relates to a method of reducing the flammability and enhancing the comparative tracking index of a polyamide to achieve UL 94 V- 0 rating and reach 500 V < CTI, by the addition of a brominated flame retardant and boron phosphate to the polyamide.
A process for the preparation of cis-2-alkenoic acid or an alkali metal salt thereof, comprising rearranging 1,3-dibromo-2-alkanone in an alkaline environment in the presence of a catalytically effective amount of an alkali metal salt of cis-2-alkenoic acid, and isolating from the reaction mixture cis-2-alkenoic acid, either in the form of the free acid or in the form of the alkali metal salt.
A method of purification of crude cis-2-alkenoic acid by thermal separation, comprising wiped-film evaporation or vacuum distillation of the crude cis-2-alkenoic acid, under a temperature-reduced pressure profile whereby isomerization of cis-2-alkenoic acid into trans-2-alkenoic acid is minimized.
C07C 45/63 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by introduction of halogenPreparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by substitution of halogen atoms by other halogen atoms
C07C 51/00 - Preparation of carboxylic acids or their salts, halides, or anhydrides
C07C 51/43 - SeparationPurificationStabilisationUse of additives by change of the physical state, e.g. crystallisation
C07C 51/44 - SeparationPurificationStabilisationUse of additives by change of the physical state, e.g. crystallisation by distillation
C07C 51/47 - SeparationPurificationStabilisationUse of additives by solid-liquid treatmentSeparationPurificationStabilisationUse of additives by chemisorption
C07C 49/16 - Saturated compounds containing keto groups bound to acyclic carbon atoms containing halogen
Flame retardant coating formulation in the form of an aqueous dispersion comprising a binder, particles of a brominated polymeric flame retardant; and particles of at least one of magnesium hydroxide and aluminum trihydrate, wherein the aqueous dispersion is substantially free of antimony oxide. A process for preparing the formulation and a method of reducing the flammability of wood and wood products by coating them with the formulation are also provided.
A method for reclaiming fibers from a textile made of cellulose/ synthetic fiber blend, comprising adding the textile to a solution comprising molten salt hydrate (MSH) and an acid catalyst to form a reaction mixture in which cellulose fibers are fibrillated and depolymeri zed, terminating the reaction to obtain fibrillated and depolymeri zed cellulose, recovering the cellulose from the reaction mixture, and recovering the synthetic fiber.
C08J 11/08 - Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
C08J 11/16 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with inorganic material
17.
MAGNESIA COMPOUNDS FOR PREVENTING CONTAMINATION OF ANIMAL FARMING FACILITIES AND FOR DECONTAMINATION OF SAME
The present invention relates to magnesia compounds (MgO) provided as powder or in aqueous dispersions for controlling and/or preventing microbial contaminations in surfaces located in animal farms, in particular for controlling and/or preventing microbial contaminations in intensive animal farming.
A method for reclaiming fibers from a textile made of cellulose/ synthetic fiber blend, comprising adding the textile to a solution comprising molten salt hydrate (MSH) and an acid catalyst to form a reaction mixture in which cellulose fibers are fibrillated and depolymerized, terminating the reaction to obtain fibrillated and depolymerized cellulose, recovering the cellulose from the reaction mixture, and recovering the synthetic fiber.
C08J 11/08 - Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
C08J 11/16 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with inorganic material
The invention relates to a composition comprising an unsaturated polyester dissolved in a monomer solution together with trinol (meth) acrylate, wherein the composition is essentially free of tribromoneopentyl alcohol ( TBNPA) of the formula : A trinol (meth) acrylate-crosslinked polyester obtained by curing the solution, and a process for preparing an essentially TBNPA- free trinol (meth) acrylate, are also provided by the invention.
C07C 67/08 - Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
C07C 69/00 - Esters of carboxylic acidsEsters of carbonic or haloformic acids
C08F 283/01 - Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass on to unsaturated polyesters
The present disclosure provides a method for controlling contaminations of prokaryotes known to reside alongside yeast during fermentation processes, e.g., bacterial contaminations, by using a bromine/bromide-containing solution and/or a chloramine - containing solution. The method enables purifying yeast cultures prone to prokaryotic contamination, while maintaining the viability of the yeasts, thereby increasing the yield of ethanol production.
C12N 1/02 - Separating microorganisms from their culture media
A01N 37/00 - Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
21.
SHAPE STABLE REPROCESSABLE HYBRID ORGANIC-INORGANIC COMPOSITIONS FOR STORING THERMAL ENERGY
A composition including: (a) one or more salt hydrate inorganic constituents capable of thermal energy storage (iTES); and (b) an organic matrix containing polymer. A related method is also disclosed.
The present disclosure provides a method for controlling contaminations of prokaryotes known to reside alongside yeast during fermentation processes, e.g., bacterial contaminations, by using an oxidizing bromine-based biocide. The method enables purifying yeast cultures prone to prokaryotic contamination, while maintaining the viability of the yeast, thereby increasing the yield of ethanol production.
A01N 25/30 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests characterised by the surfactants
A01N 37/06 - Unsaturated carboxylic acids or thio-analogues thereofDerivatives thereof
23.
USE OF AQUEOUS DISPERSIONS OF MAGNESIUM COMPOUNDS FOR FUNCTIONAL FINISHING OF TEXTILES
This invention provides a composition and aqueous dispersion comprising magnesium oxide, as a sole active agent or in combination with ammonium phosphate/ammonium polyphosphate for imparting anti-bacterial and/or anti-viral properties to textile products. The present invention further provides methods for preparing such compositions and aqueous dispersions and methods of using the same for textile finishing.
A01P 1/00 - DisinfectantsAntimicrobial compounds or mixtures thereof
A01N 25/24 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests containing ingredients to enhance the sticking of the active ingredients
24.
A PROCESS FOR RECOVERING METALS FROM RECYCLED RECHARGEABLE BATTERIES
The invention relates to hydrometallurgical method for recovering lithium and one or more transition metals from spent lithium ion batteries, comprising: treating an electrode material of the batteries in an alkaline solution to dissolve lithium in said solution; separating from the alkaline solution a solid phase consisting of lithium-depleted electrode material; recovering lithium from said alkaline solution; leaching the lithium-depleted electrode material with an acid leach solution to dissolve one or more transition metals of the electrode material in the leach solution; separating insoluble material, if present, from the leach solution to obtain metal-bearing aqueous solution and isolating one or more transition metal(s) and optionally the remainder of the lithium from said metal-bearing aqueous solution.
The invention relates to a wellbore fluid, which is a monovalent brine comprising one or more alkali bromide salt(s) and one or more TCT-reducing additive(s) selected from the group consisting of alkali nitrates. A method of treating a subterranean formation, comprising placing the wellbore fluids of the invention in a wellbore in the subterranean formation is also provided.
THE RESEARCH FOUNDATION FOR THE STATE UNIVERSITY OF NEW YORK (USA)
Inventor
Rodensky, Michal
Zolkov, Chen
Davies, David G.
Abstract
The invention provides a method of microbial control in water comprising adding to the water one or more bromine-based biocide(s) and cis-2-decenoic acid or a salt thereof. Compositions in the form of liquid concentrates comprising bromine-based biocides and cis-2-decenoic acid or a salt thereof are also described.
The invention relates to a method for treating emergency spill or leak of halogen which is bromine or chlorine, comprising contacting an aqueous solution of quaternary ammonium halide with the halogen.
A62D 3/33 - Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by chemically fixing the harmful substance, e.g. by chelation or complexation
A62D 3/37 - Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by reduction, e.g. hydrogenation
A bromine-phosphorus polymeric compound of the Formula (II) and its use as a flame-retardant in thermoplastics are described. A process for preparing the polymeric compound of Formula (II) by reacting brominated epoxy resins with X1X2P(=0)-OH or X3-0-PH (=0)(X4) is also described.
A process for recovering gold from a refractory gold ore, comprising the steps of: electrolyzing a mixture consisting of the ore particles and an aqueous bromide solution in an electrolytic cell having anode and cathode, wherein bromine is produced at the anode by oxidation of the bromide, thereby dissolving gold in the aqueous phase; separating the ore particles from the aqueous phase to obtain a leach liquor; adjusting the pH of the leach liquor to the alkaline range to produce a gold-containing precipitate; collecting the gold-containing precipitate and recycling a bromide-containing barren solution for reuse as an aqueous bromide feed solution.
A process for the preparation of cis-2-alkenoic acid or an alkali metal salt thereof, comprising rearranging 1,3-dibromo- 2-alkanone in an alkaline environment in the presence of a catalytically effective amount of an alkali metal salt of cis- 2-alkenoic acid, and isolating from the reaction mixture cis- 2-alkenoic acid, either in the form of the free acid or in the form of the alkali metal salt.
C07C 45/63 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by introduction of halogenPreparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds by reactions not involving the formation of C=O groups by substitution of halogen atoms by other halogen atoms
C07C 49/16 - Saturated compounds containing keto groups bound to acyclic carbon atoms containing halogen
The invention provides methods and compositions for the microbial control of water, in particular for eliminating planktonic and biofilm bacteria therefrom, using a bromine-based biocide in combination with a cis-2-alkenoic acid as an auxiliary agent which has been found to enhance the action of the biocide.
A01N 35/08 - Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical at least one of the bonds to hetero atoms is to nitrogen
A01N 37/06 - Unsaturated carboxylic acids or thio-analogues thereofDerivatives thereof
A method of microbial control in water comprising adding to the water one or more bromine-based biocide(s) and at least one fatty acid additive or a salt thereof (other than monounsaturated fatty acids in which the carbon-carbon double bond is at position 2).
A01N 25/02 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
A01N 35/08 - Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical at least one of the bonds to hetero atoms is to nitrogen
A01N 37/06 - Unsaturated carboxylic acids or thio-analogues thereofDerivatives thereof
A01N 43/48 - Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
C02F 1/76 - Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
A01P 1/00 - DisinfectantsAntimicrobial compounds or mixtures thereof
The invention relates to a transparent poly (methyl methacrylate) composition, comprising: A) neat poly (methyl methacrylate), wherein the neat poly (methyl methacrylate) is selected from the group consisting of: a homopolymer of methyl methacrylate; and copolymers of methyl methacrylate with one or more comonomers, wherein the methyl methacrylate constitutes not less than 85 parts by weight, based on the sum of all monomer mixture; and B) a brominated flame retardant in which all bromine atoms are bound to aliphatic carbons; wherein the weight ratio between the amounts of the neat poly (methyl methacrylate) and bromine in the composition is equal to, or greater than, 5:1.
Flame retardant coating formulation in the form of an aqueous dispersion comprising a binder, particles of a brominated polymeric flame retardant; and particles of at least one of magnesium hydroxide and aluminum trihydrate, wherein the aqueous dispersion is substantially free of antimony oxide. A process for preparing the formulation and a method of reducing the flammability of wood and wood products by coating them with the formulation are also provided.
C09D 7/80 - Processes for incorporating ingredients
B05D 7/08 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood using synthetic lacquers or varnishes
C09D 201/00 - Coating compositions based on unspecified macromolecular compounds
C08L 101/04 - Compositions of unspecified macromolecular compounds characterised by the presence of specified groups containing halogen atoms
35.
Process for recovering metals from recycled rechargeable batteries
The invention relates to hydrometallurgical method for recovering metals from spent energy storage devices. The method comprises combining aqueous hydrobromic acid leach solution and an electrode material of spent energy storage devices in a reaction vessel, dissolving the metals contained in the electrode material to form soluble metal bromide salts, removing elemental bromine, if formed, from the reaction vessel, separating insoluble material, if present, from the leach solution to obtain a metal-bearing solution and isolating one or more metals from said metal-bearing solution.
C25C 1/08 - Electrolytic production, recovery or refining of metals by electrolysis of solutions of iron group metals, refractory metals or manganese of nickel or cobalt
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
H01M 10/54 - Reclaiming serviceable parts of waste accumulators
36.
USE OF AQUEOUS DISPERSIONS OF MAGNESIUM COMPOUNDS FOR FUNCTIONAL FINISHING OF TEXTILES
This invention provides a composition and aqueous dispersion comprising magnesium oxide, as a sole active agent or in combination with ammonium phosphate/ammonium polyphosphate for imparting anti-bacterial and/or anti- viral properties to textile products. The present invention further provides methods for preparing such compositions and aqueous dispersions and methods of using the same for textile finishing.
D06M 11/72 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereofSuch treatment combined with mechanical treatment, e.g. mercerising with phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof with metaphosphoric acids or their saltsTreating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereofSuch treatment combined with mechanical treatment, e.g. mercerising with phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof with polyphosphoric acids or their saltsTreating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereofSuch treatment combined with mechanical treatment, e.g. mercerising with phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof with perphosphoric acids or their salts
D06M 15/248 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of halogenated hydrocarbons containing chlorine
D06M 15/263 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acidsSalts or esters thereof
A01N 25/34 - Shaped forms, e.g. sheets, not provided for in any other group of this main group
D06M 16/00 - Biochemical treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, e.g. enzymatic
The invention relates to hydrometallurgical method for recovering lithium and one or more transition metals from spent lithium ion batteries, comprising: treating an electrode material of the batteries in an alkaline solution to dissolve lithium in said solution; separating from the alkaline solution a solid phase consisting of lithium-depleted electrode material; recovering lithium from said alkaline solution; leaching the lithium-depleted electrode material with an acid leach solution to dissolve one or more transition metals of the electrode material in the leach solution; separating insoluble material, if present, from the leach solution to obtain metal-bearing aqueous solution and isolating one or more transition metal(s) and optionally the remainder of the lithium from said metal-bearing aqueous solution.
The invention relates to hydrometallurgical method for recovering lithium and one or more transition metals from spent lithium ion batteries, comprising: treating an electrode material of the batteries in an alkaline solution to dissolve lithium in said solution; separating from the alkaline solution a solid phase consisting of lithium-depleted electrode material; recovering lithium from said alkaline solution; leaching the lithium-depleted electrode material with an acid leach solution to dissolve one or more transition metals of the electrode material in the leach solution; separating insoluble material, if present, from the leach solution to obtain metal-bearing aqueous solution and isolating one or more transition metal(s) and optionally the remainder of the lithium from said metal-bearing aqueous solution.
The invention relates to a wellbore fluid, which is a monovalent brine comprising one or more alkali bromide salt(s) and one or more TCT-reducing additive(s) selected from the group consisting of alkali nitrates. A method of treating a subterranean formation, comprising placing the wellbore fluids of the invention in a wellbore in the subterranean formation is also provided.
The invention relates to a wellbore fluid, which is a monovalent brine comprising one or more alkali bromide salt(s) and one or more TCT-reducing additive(s) selected from the group consisting of alkali nitrates. A method of treating a subterranean formation, comprising placing the wellbore fluids of the invention in a wellbore in the subterranean formation is also provided.
THE RESEARCH FOUNDATION FOR THE STATE UNIVERSITY OF NEW YORK (USA)
Inventor
Rodensky, Michal
Zolkov, Chen
Davies, David G.
Abstract
The invention provides a method of microbial control in water comprising adding to the water one or more bromine-based biocide(s) and cis-2-decenoic acid or a salt thereof. Compositions in the form of liquid concentrates comprising bromine-based biocides and cis-2-decenoic acid or a salt thereof are also described.
A01N 25/30 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests characterised by the surfactants
A01N 37/06 - Unsaturated carboxylic acids or thio-analogues thereofDerivatives thereof
A01N 35/08 - Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical at least one of the bonds to hetero atoms is to nitrogen
The invention relates to a method for treating emergency spill or leak of halogen which is bromine or chlorine, comprising contacting an aqueous solution of quaternary ammonium halide with the halogen.
The invention relates to a method for treating emergency spill or leak of halogen which is bromine or chlorine, comprising contacting an aqueous solution of quaternary ammonium halide with the halogen.
A62D 3/32 - Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by treatment in molten chemical reagent, e.g. salts or metals
A process for recovering gold from a refractory gold ore, comprising the steps of: electrolyzing a mixture consisting of the ore particles and an aqueous bromide solution in an electrolytic cell having anode and cathode, wherein bromine is produced at the anode by oxidation of the bromide, thereby dissolving gold in the aqueous phase; separating the ore particles from the aqueous phase to obtain a leach liquor; adjusting the pH of the leach liquor to the alkaline range to produce a gold-containing precipitate;collecting the gold-containing precipitate and recycling a bromide-containing barren solution for reuse as an aqueous bromide feed solution.
A process for recovering gold from a refractory gold ore, comprising the steps of: electrolyzing a mixture consisting of the ore particles and an aqueous bromide solution in an electrolytic cell having anode and cathode, wherein bromine is produced at the anode by oxidation of the bromide, thereby dissolving gold in the aqueous phase; separating the ore particles from the aqueous phase to obtain a leach liquor; adjusting the pH of the leach liquor to the alkaline range to produce a gold-containing precipitate;collecting the gold-containing precipitate and recycling a bromide-containing barren solution for reuse as an aqueous bromide feed solution.
The invention relates to a process for the removal of bromide from aqueous solutions to produce brominated oils, comprising: combining in a reaction vessel bromide-containing aqueous solution and one or more unsaturated compounds selected from the group consisting of unsaturated fatty acids, esters of unsaturated fatty acids and mixtures thereof; oxidizing the bromide in an acidic environment to generate elemental bromine, wherein the bromine adds to the carbon- carbon double bonds of said unsaturated compound(s); and separating the reaction mixture to bromide-depleted aqueous phase and brominated oily phase.
C08L 23/28 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or halogen-containing compounds
2 are alkyl groups which may be the same or different; at least one anti-dripping agent, wherein the total concentration of the bromine-containing flame retardant and the dialkyl phosphinic acid metal salt is less than 28% by weight based on the sum of all components in the composition, wherein said composition is free of antimony and meets UL-94 V-1/1.6 mm or UL-94 V-0/1.6 mm test requirements.
The present invention discloses novel flame retardant aqueous formulations comprising micronized particles of brominated epoxy polymers having a predetermined molecular weight, their use as flame retardant coating of wood-based substrates, their preparation and flame-retarded wood-based substrates prepared by using them.
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
C08L 33/00 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereofCompositions of derivatives of such polymers
B32B 21/08 - Layered products essentially comprising wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resinLayered products essentially comprising wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, next to another layer of a specific substance of fibre-reinforced resin
C08G 65/26 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
The invention relates to hydrometallurgical method for recovering metals from spent energy storage devices. The method comprises combining aqueous hydrobromic acid leach solution and an electrode material of spent energy storage devices in a reaction vessel, dissolving the metals contained in the electrode material to form soluble metal bromide salts, removing elemental bromine, if formed, from the reaction vessel, separating insoluble material, if present, from the leach solution to obtain a metal-bearing solution and isolating one or more metals from said metal-bearing solution.
The invention relates to hydrometallurgical method for recovering metals from spent energy storage devices. The method comprises combining aqueous hydrobromic acid leach solution and an electrode material of spent energy storage devices in a reaction vessel, dissolving the metals contained in the electrode material to form soluble metal bromide salts, removing elemental bromine, if formed, from the reaction vessel, separating insoluble material, if present, from the leach solution to obtain a metal-bearing solution and isolating one or more metals from said metal-bearing solution.
C22B 3/00 - Extraction of metal compounds from ores or concentrates by wet processes
C22B 3/38 - Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
C22B 3/26 - Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
C22B 3/44 - Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
The invention provides 3D printable resin formulation comprising: A) at least one flame retardant, which is an aliphatic bromine-containing acrylate and/or methacrylate monomer, said monomer being liquid at room temperature; B) non-halogenated UV light curable component; and C) one or more photoinitiator(s). Methods for preparing 3D objects and flame retarded 3D objects are also disclosed.
G03F 7/00 - Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printed surfacesMaterials therefor, e.g. comprising photoresistsApparatus specially adapted therefor
B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
A transparent composition comprising polycarbonate and a mixture of flame retardants, wherein the flame retardants are aryl phosphate ester of hydroquinone and tris(2,4,6-tribromophenoxy)-s-triazine.
The invention provides a transparent polycarbonate composition comprising a polycarbonate resin and a mixture of flame retardants comprising (A) tris(2,4,6-tribromophenoxy)-s-triazine and (B) an aromatic sulphone sulphonate in the form of an alkali metal salt. The composition achieves a UL-94 flammability test rating of V-0 at a polycarbonate thickness equal to or less than 1.6 mm. Processes for preparing the composition are also disclosed.
A composition comprising: polystyrene; brominated poly[styrene-co-butadiene]; a heat stabilizer; a metal salt of stearic acid; characterized in that the composition further comprises a color stabilizer selected from nitrogen-containing compounds with carbonyl groups bonded to nitrogen atoms, e.g. hydrazide or oxaimide.
The present invention discloses novel flame retardant aqueous formulations comprising micronized particles of brominated epoxy polymers having a predetermined molecular weight, their use as flame retardant coating of wood-based substrates, their preparation and flame-retarded wood-based substrates prepared by using them.
C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
C08L 33/00 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereofCompositions of derivatives of such polymers
B32B 21/08 - Layered products essentially comprising wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resinLayered products essentially comprising wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, next to another layer of a specific substance of fibre-reinforced resin
C08G 65/26 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
A composition comprising: an impact modified styrene-containing polymer; at least one bromine-containing flame retardant; at least one dialkyl phosphinic acid metal salt M1 n+ (R1R2PO2) n wherein M1 is a metal cation with valence n and R1, R2 are alkyl groups which may be the same or different; at least one anti-dripping agent, wherein the total concentration of the bromine-containing flame retardant and the dialkyl phosphinic acid metal salt is less than 28% by weight based on the sum of all components in the composition, wherein said composition is free of antimony and meets UL-94 V-1/1.6 mm or UL-94 V-0/1.6 mm test requirements.
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers grafted on to rubbers
A composition comprising: an impact modified styrene-containing polymer; at least one bromine-containing flame retardant; at least one metal hypophosphite salt Mq+(H2PO2)q, wherein M indicates a metal cation with valence q; and at least one anti-dripping agent, wherein the total concentration of the bromine-containing flame retardant and the metal hypophosphite is less than 28% by weight based on the sum of all components in the composition, wherein the composition is antimony-free and meets UL-94 V-1/1.6 mm or UL-94 V-0/1.6 mm test requirements.
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers grafted on to rubbers
The invention provides aqueous hydrohalide liquid compositions containing more than 50% hydrohalide and less than 8% water. A method is provided for preparing a composition containing up to 95% urea hydrobromide, which is liquid at ambient temperature.
C07C 273/02 - Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
Disclosed is a structural adhesive comprising an epoxy component and a curing agent, wherein the epoxy component comprises at least 10% w/w of a brominated epoxy. Disclosed also is a process for preparing such a structural adhesive. Further disclosed is a composite comprising an epoxy component and a curing agent, wherein the epoxy component comprises at least 10% w/w of a brominated epoxy compound. Disclosed also is a process for preparing such a composite.
A curable epoxy composition suitable for surface application, comprising one or more epoxy resin (s); 2, 4, 6-tribromophenyl end-capped tetrabromobisphenol A epoxy-based flame retardant; and phosphorus-containing compound selected from the group consisting of one or more of: ammonium polyphosphate; resorcinol bis (diphenyl phosphate); and liquid alkylated triphenyl phosphate ester. The composition is substantially Sb2O3-free.
The present invention teaches an antimony free brominated flame retardant composition, comprising a brominated flame retardant, an organic phosphorus-containing flame retardant which is an organic phosphate that is either an amorphous solid or a liquid, and a flame retardant which is a source of nitrogen and inorganic phosphorus, this source being amorphous compound. The invention further teaches textile coating formulations comprising these compositions, a process for applying them on textile fabrics, and the flame retarded fabrics coated by these compositions and formulations.
D06M 11/72 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereofSuch treatment combined with mechanical treatment, e.g. mercerising with phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof with metaphosphoric acids or their saltsTreating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereofSuch treatment combined with mechanical treatment, e.g. mercerising with phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof with polyphosphoric acids or their saltsTreating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereofSuch treatment combined with mechanical treatment, e.g. mercerising with phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof with perphosphoric acids or their salts
D06M 13/298 - Mono-, di- or triesters of phosphoric or phosphorous acidsSalts thereof containing halogen atoms
D06M 13/44 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials with non-macromolecular organic compoundsSuch treatment combined with mechanical treatment with compounds containing nitrogen containing nitrogen and phosphorus
D06M 15/263 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acidsSalts or esters thereof
D06M 15/667 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing phosphorus in the main chain
The invention relates to a method of operating a zinc-bromine battery, especially at a high temperature, comprising adding 1-n-butyl-2-methyl-pyridinium bromide to the electrolyte of said battery, and charging or discharging said cell. Also provided is the use of 1-n-butyl-2-methyl-pyridinium bromide as an additive in a zinc-bromine battery operating at a temperature above 30° C., and an aqueous concentrate with high content of 1-n-butyl-2-methyl-pyridinium bromide.
A composition comprising polyester and a mixture of flame retardants having at least the following two components: calcium hypophosphite and bromine-containing polymer.
A composition comprising polyester and a mixture of flame retardants having at least the following two components: aluminum hypophosphite and bromine-containing polymer.
A transparent composition comprising polycarbonate and a mixture of flame retardants, wherein the flame retardants are aryl phosphate ester of hydroquinone and tris(2,4,6- tribromophenoxy)-s-triazine.
An electromagnetic interference shielding material comprising a mixture of at least one metal oxide, for example, zinc oxide, and at least one pyridinium halide salt, for example, -alkyl-3-methyl-pyridinium halide, is provided. The use of the mixture as a filler to be added to various polymers is also described.
The invention provides a process comprising reacting an epoxy novolac resin with monohydroxy aromatic compound, optionally in the presence of a poly-functional agent for linking together the epoxy novolac chains. The polymers thus obtained are modified, solid, novolac epoxy resins which are useful as stabilizers for flame retardants such as polystyrene-block- brominated polybutadiene-block-polystyrene.
C08G 59/14 - Polycondensates modified by chemical after-treatment
C08G 59/16 - Polycondensates modified by chemical after-treatment by monocarboxylic acids or by anhydrides, halides or low-molecular-weight esters thereof
A process for preparing an aqueous dispersion of bromine- containing copolymer suitable for surface applications, comprising: combining in water, together with one or more surfactants, the following monomers A) at least one aliphatic bromine-containing acrylic monomer which is liquid at room temperature; and B) at least one non-halogenated acrylic monomer; and copolymerizing said monomers in an emulsion in the presence of water-soluble initiator under heating to obtain particles of a bromine-containing copolymer dispersed in water. The copolymer formed and uses thereof for surface applications are also provided.
Provided is a disinfecting and antifouling composition, as well as an antifouling process, employing a stable acidic aqueous composition containing bromourea and additional brominated biocidal components.
A process for recovering gold from a gold-containing raw material, comprising leaching the gold-containing material with an aqueous solution comprising elemental bromine and bromide source to form a pregnant leach solution with the gold dissolved therein; separating said pregnant leach solution from the gold-depleted raw material, removing elemental bromine from said pregnant leach solution, extracting the gold from the pregnant leach solution in an acidic environment into an organic extractant, to form a gold-loaded extract and bromide-containing raffinate, stripping the extract with an alkaline aqueous solution to form a gold-bearing aqueous solution, generating gold (Au0) and treating bromide-containing stream(s) to produce recyclable elemental bromine.
C22B 3/26 - Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
C22B 3/38 - Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
The invention provides a transparent polycarbonate composition comprising a polycarbonate resin and a mixture of flame retardants comprising (A) tris(2,4,6-tribromophenoxy)-s- triazine and (B) an aromatic sulphone sulphonate in the form of an alkali metal salt. The composition achieves a UL-94 flammability test rating of V-0 at a polycarbonate thickness equal to or less than 1.6mm. Processes for preparing the composition are also disclosed.
The invention relates to a process for preparing bromine-containing polymer, comprising a Friedel-Crafts alkylation reaction of tetrabromoxylylene dihalide, or tetrabromoxylylene dihalide in combination with pentabromobenzyl halide, with a reactant having one or more six-membered aromatic rings, wherein the reaction takes place in a solvent in the presence of a Friedel-Crafts catalyst, and isolating from the reaction mixture the bromine-containing polymer. The so-formed polymers and their use as flame retardants form additional aspects of the invention.
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers grafted on to rubbers
C08L 65/00 - Compositions of macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chainCompositions of derivatives of such polymers
C08L 27/10 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogenCompositions of derivatives of such polymers not modified by chemical after-treatment containing bromine or iodine atoms
C08L 27/24 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogenCompositions of derivatives of such polymers modified by chemical after-treatment halogenated
The invention relates to an electrolyte solution suitable for use in a zinc-bromine battery, comprising zinc bromide and a mixture of at least two complexing agents selected from the group consisting of 1-R2-2-methyl pyridinium bromide and 1-R3-3- methyl pyridinium bromide salts, wherein each of R2 and R3 is independently an alkyl group having not less than five carbon atoms.
C07C 41/14 - Preparation of ethers by exchange of organic parts on the ether-oxygen for other organic parts, e.g. by trans-etherification
C07C 17/275 - Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by addition reactions of hydrocarbons and halogenated hydrocarbons
The present invention teaches an antimony free brominated flame retardant composition, comprising a brominated flame retardant, an organic phosphorus-containing flame retardant which is an organic phosphate that is either an amorphous solid or a liquid, and a flame retardant which is a source of nitrogen and inorganic phosphorus, this source being amorphous compound. The invention further teaches textile coating formulations comprising these compositions, a process for applying them on textile fabrics, and the flame retarded fabrics coated by these compositions and formulations.
D06M 13/44 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials with non-macromolecular organic compoundsSuch treatment combined with mechanical treatment with compounds containing nitrogen containing nitrogen and phosphorus
The invention relates to a method of operating a zinc-bromine battery, especially at a high temperature, comprising adding 1- n-butyl-2-methyl-pyridinium bromide to the electrolyte of said battery, and charging or discharging said cell. Also provided is the use of 1-n-butyl-2-methyl-pyridinium bromide as an additive in a zinc-bromine battery operating at a temperature above 30ᵒC, and an aqueous concentrate with high content of 1- n-butyl-2-methyl-pyridinium bromide.
The present invention discloses novel flame retardant aqueous formulations comprising micronized particles of brominated epoxy polymers having a predetermined molecular weight and glass transition temperature, their use as flame retardants for textile applications, their preparation and flame-retarded textile fabrics prepared by using them.
A process for preparing pentabromobenzyl acrylate through the reaction of pentahalobenzyl halide with a salt of acrylic acid in a water-immiscible solvent, wherein said salt is in aqueous form and the reaction is carried out in the presence of a phase transfer catalyst. A process for polymerizing the pentabromobenzyl acrylate in halogenated aromatic solvent and the poly(pentabromobenzyl acrylate) obtained are also disclosed.
C07C 67/10 - Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with ester groups or with a carbon-halogen bond
C07C 67/14 - Preparation of carboxylic acid esters from carboxylic acid halides
C07C 69/65 - Halogen-containing esters of unsaturated acids
The invention provides a process for preparing bromine- containing polymers, comprising a Friedel-Crafts alkylation reaction of pentabromobenzyl halide with a polymer reactant which contains one or more six-membered aromatic ring(s) in its repeat unit, in the presence of at least one Friedel- Crafts catalyst. The so-formed bromine-containing polymers, having pendent -CH2C6Br5 groups attached to at least a portion of the six-membered aromatic rings of the polymer, with a carbon ring atom of said six-membered aromatic ring being bonded to the aliphatic carbon of said -CH2C6Br5 pendent group, are also provided. These bromine-containing polymers are useful as flame retarding agents.
The invention relates to a process for preparing bromine- containing polymer, comprising a Friedel-Crafts alkylation reaction of tetrabromoxylylene dihalide, or tetrabromoxylylene dihalide in combination with pentabromobenzyl halide, with a reactant having one or more six-membered aromatic rings, wherein the reaction takes place in a solvent in the presence of a Friedel-Crafts catalyst, and isolating from the reaction mixture the bromine-containing polymer. The so-formed polymers and their use as flame retardants form additional aspects of the invention.
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers grafted on to rubbers
The invention relates to the use of at least one 1-alkyl-3-alkyl-pyridinium halide, in particular 1-alkyl-3-methyl-pyridinium bromide, as an additive in bromine-generating electrochemical cells, such as zinc/bromine cells. Processes for preparing 1-alkyl-3-methyl-pyridinium bromide and concentrated aqueous solutions comprising same for use as additives in the aforementioned cells, are also disclosed.
H01M 10/36 - Accumulators not provided for in groups
H01M 8/18 - Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
H01M 8/20 - Indirect fuel cells, e.g. fuel cells with redox couple being irreversible
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
C07D 207/06 - Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with radicals, containing only hydrogen and carbon atoms, attached to ring carbon atoms
C07C 17/275 - Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by addition reactions of hydrocarbons and halogenated hydrocarbons
A solvent extraction process for recovering bromide from a sulfate-containing aqueous stream, the process comprises an extraction step wherein said aqueous stream is mixed with an extraction medium comprising a tertiary amine extractant dissolved in one or more water-immiscible organic solvents, wherein said mixing is carried out in a strongly acidic environment, thereby forming bromide-containing extract and a raffinate with a reduced bromide level, wherein the bromide-containing extract is optionally treated to further minimize the presence of sulfate and is subsequently combined with an aqueous calcium source to form calcium bromide.
This invention provides a cleaning and biocidal composition containing stabilized active bromine for treating hard surfaces contaminated with proteinaceous and fatty residues.
A01N 25/02 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
A01N 25/22 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests containing ingredients stabilising the active ingredients
A01N 59/00 - Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
C02F 1/76 - Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
C02F 1/50 - Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
95.
PROCESS FOR THE POLYMERIZATION OF PENTABROMOBENZYL (METH) ACRYLATE, THE POLYMER OBTAINED AND USES THEREOF
The invention provides a solution polymerization process comprising polymerizing the monomer pentabromobenzyl acrylate or pentabromobenzyl methacrylate in water-immiscible organic solvent(s) in the presence of a chain length modifier. Poly (pentabromobenzyl acrylate) comprising chains terminated with isopropylbenzene moiety is also disclosed.
Flame retardant composition for flammable plastic materials comprising 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine and process for producing the same
A flame retardant composition for flammable plastic materials and a method for producing the same are disclosed. The flame retardant composition comprises 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine that contains 1 to 1000 ppm of a metal species of a water-insoluble polyvalent metal compound selected from the group consisting of oxide, hydroxide, carbonate, phosphate, sulfate and silicate present in the particles of 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine. The flame retardant composition is produced by reacting an alkali metal salt of 2,4,6-tribromophenol and cyanuric chloride in the presence of said water-insoluble polyvalent metal compound.
C08L 33/16 - Homopolymers or copolymers of esters containing halogen atoms
D06M 15/263 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acidsSalts or esters thereof
This invention is directed to a biocidal, antifouling or disinfection composition and methods of use thereof for inhibiting growth of microorganism and biofilms, reducing the microbial activity and killing microorganism in an aqueous system or on solid surfaces, wherein the biocidal composition includes stabilized chlorine compound such as dichloroisocyanurate salt, ammonium salt and a base.
A61L 2/16 - Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lensesAccessories therefor using chemical substances
A01N 43/64 - Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
A01N 33/14 - Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds containing nitrogen-to-halogen bonds
99.
Poly (pentabromobenzyl acrylate) and its properties
Poly (pentabromobenzyl acrylate) having a weight average molecular weight (Mw) in the range from 200,000 to 600,000 and a polydispersity index less than 15 based on high temperature gel permeation chromatography.
The invention relates to the use of nitrogen-containing compounds belonging to the classes of N-alkyl pyridinium halide, N-alkyl-2-alkyl pyridinium halide and 1-alkyl-3-alkyl imidazolium halide, as additives in electrolyte solutions for zinc bromine membraneless flow cells. The invention also provides electrolyte solutions comprising such additives and processes for operating said cells.
