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177 results about "Copper iodide" patented technology
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Compositions and methods for antimicrobial metal nanoparticles
InactiveUS20130315972A1Improve efficacyImprove utilizationBiocideInorganic active ingredientsHydrophilic polymersHydrophobic polymer
Compositions having antimicrobial activity contain particles comprising at least one inorganic copper salt; and at least one functionalizing agent in contact with the particles, the functionalizing agent stabilizing the particle in a carrier such that an antimicrobially effective amount of ions are released into the environment of a microbe. The average size of the particles ranges from about 1000 nm to about 3 nm. Preferred copper salts include copper iodide, copper bromide and copper chloride, most preferred being copper iodide. Preferred functionalizing agents comprise materials with a molecular weight of 60 or above, which include amino acids, other acidic materials, thiols, hydrophilic polymers, emulsions of hydrophobic polymers and surfactants. The functionalized particles are preferably made by a grinding process.
Owner:AGIENIC
Laser engraving methods and compositions, and articles having laser engraving thereon
ActiveUS20050095408A1Not easy to counterfeitDifficult to alterRadiation applicationsDecorative surface effectsThioester synthesisBarium sulphide
The invention provides a composition having laser engraving properties, comprising a host material and an effective amount of a laser enhancing additive. The laser enhancing additive comprises a first quantity of least one of copper potassium iodide (CuKI3) or Copper Iodide (CuI), and a second quantity at least one substance selected from the group consisting of zinc sulfide (ZnS), barium sulfide (BaS), alkyl sulfonate, and thioester. The composition can be engraved with grayscale images by an Nd:Yag laser and can be added to laminates or coatings. The composition can be used during the manufacture of many articles of manufacture, including identification documents.
Owner:L 1 SECURE CREDENTIALING
Compositions and methods for antimicrobial metal nanoparticles
InactiveUS20120301528A1Good effectBiocideCosmetic preparationsHydrophilic polymersHydrophobic polymer
Embodiments of the invention are directed to a composition having antimicrobial activity comprising particles comprising at least one inorganic copper salt; and at least one functionalizing agent in contact with the particles, the functionalizing agent stabilizing the particle in a carrier such that an antimicrobially effective amount of ions are released into the environment of a microbe. The average size of the particles ranges from about 1000 nm to about 4 nm. Preferred copper salts include copper iodide, copper bromide and copper chloride. Preferred functionalizing agents include amino acids, thiols, hydrophilic polymers, emulsions of hydrophobic polymers and surfactants.
Owner:AGIENIC
Compositions and methods for antimicrobial metal nanoparticles
InactiveUS20120301531A1Good effectAntibacterial agentsBiocideHydrophilic polymersHydrophobic polymer
Embodiments of the invention are directed to a composition having antimicrobial activity comprising particles comprising at least one inorganic copper salt; and at least one functionalizing agent in contact with the particles, the functionalizing agent stabilizing the particle in a carrier such that an antimicrobially effective amount of ions are released into the environment of a microbe. The average size of the particles ranges from about 1000 nm to about 4 nm. Preferred copper salts include copper iodide, copper bromide and copper chloride. Preferred functionalizing agents include amino acids, thiols, hydrophilic polymers emulsions of hydrophobic polymers and surfactants.
Owner:UHLMANN DONALD R +3
Laser engraving methods and compositions, and articles having laser engraving thereon
InactiveUS20050003297A1Not easy to counterfeitDifficult to alterRadiation applicationsLayered productsThioester synthesisBarium sulphide
The invention provides a composition having laser engraving properties, comprising a host material and an effective amount of a laser enhancing additive. The laser enhancing additive comprises a first quantity of least one of copper potassium iodide (CuKI3) or Copper Iodide (CuI), and a second quantity at least one substance selected from the group consisting of zinc sulfide (ZnS), barium sulfide (BaS), alkyl sulfonate, and thioester. The composition can be engraved with grayscale images by an Nd:Yag laser and can be added to laminates or coatings. The composition can be used during the manufacture of many articles of manufacture, including identification documents.
Owner:L 1 SECURE CREDENTIALING
Preparation method of 2-deoxy-beta-D-glucopyranosyl triazole compound
InactiveCN102276673AMild reaction conditionsEasy to operateSugar derivativesSugar derivatives preparationD-GlucopyranoseCopper iodide
The invention belongs to the technical fields of organic chemistry and pharmaceutical chemistry, and specifically relates to a preparation method of a 2-deoxy-beta-D-glucopyranosyl triazole compound. According to the invention, a 1,2-deoxy-7-C-acetyl-alpha-D-glucopyranose derivative is subject to a reaction with sodium azide, such that 2-deoxy-beta-D-glucopyranosyl nitrine is produced. Terminal alkyne and a catalyst copper iodide are added to the same reactor, and the 2-deoxy-beta-D-glucopyranosyl triazole compound is produced through a reaction. According to the invention, a one-pot method is adopted, and the method has advantages of mild reaction condition, simple reaction operation, green and environment-protective solvent, and high yield.
Owner:CHENGDU INST OF BIOLOGY CHINESE ACAD OF S
Compositions and methods for antimicrobial metal nanoparticles
Embodiments of the invention are directed to a composition having antimicrobial activity comprising particles comprising at least one inorganic copper salt; and at least one functionalizing agent in contact with the particles, the functionalizing agent stabilizing the particle in a carrier such that an antimicrobially effective amount of ions are released into the environment of a microbe. The average size of the particles ranges from about 1000 nm to about 4 nm. Preferred copper salts include copper iodide, copper bromide and copper chloride. Preferred functionalizing agents include amino acids, thiols, hydrophilic polymers emulsions of hydrophobic polymers and surfactants.
Owner:AGIENIC
Compositions and methods for antimicrobial metal nanoparticles
Embodiments of the invention are directed to a composition having antimicrobial activity comprising particles comprising at least one inorganic copper salt; and at least one functionalizing agent in contact with the particles, the functionalizing agent stabilizing the particle in a carrier such that an antimicrobially effective amount of ions are released into the environment of a microbe. The average size of the particles ranges from about 1000 nm to about 4 nm. Preferred copper salts include copper iodide, copper bromide and copper chloride. Preferred functionalizing agents include amino acids, thiols, hydrophilic polymers emulsions of hydrophobic polymers and surfactants.
Owner:AGIENIC
Increasing thermal conductivity of host polymer used with laser engraving methods and compositions
InactiveUS7980596B2Improve security levelReduce chancePhotosensitive materialsPretreated surfacesIodideSodium iodide
Owner:L 1 SECURE CREDENTIALING
Compositions and methods for antimicrobial metal nanoparticles
Owner:UHLMANN DONALD R +3
Increasing thermal conductivity of host polymer used with laser engraving methods and compositions
InactiveUS7728048B2Improve thermal conductivityImproved grayscale engravingPhotosensitive materialsPattern printingSodium iodideIodide
the invention provides a composition having laser engraving properties, comprising a host material and a laser enhancing additive. The host material comprises a material, such as a polymer, modified by a first process, whereby the host material as modified by the first process has increased thermal conductivity as compared to the host material before the first process. The laser enhancing additive comprises a first quantity of at least one of copper potassium iodide (CuKI3), Copper Iodide (CuI), potassium iodide (KI), sodium iodide (NaI), and aluminum iodide (AlI), and a second quantity of at least one substance selected from the group consisting of zinc sulfide (ZnS), barium sulfide (BaS), alkyl sulfonate, and thioester.
Owner:L 1 SECURE CREDENTIALING
Nano composite catalyzer for artificial weather affection and its production method
InactiveCN1557131AIncrease nucleation rateNucleation rate acceleratedWeather influencing devicesSilver iodideAdhesive
The nano composite catalyst is prepared with silver iodide, magnesium, aluminum, copper iodide, sliver iodate or other superfine particle, combustible component, adhesive, curing agent, plasticizer, cross-linking agent, anti-aging agent, speed regulator, etc. and through kneading, deairing and curing. In combustion or explosion, the nano composite catalyst produces composite AgI-NaCl-AgCl-KCl-CuI-NH4I kernels, which possess great specific surface area, high activity, and structure and crystal lattice constant similar to those of ice crystal. The catalyst has high kernel forming rate, fast kernel forming speed, excellent physical and chemical performance, less environmental pollution and easy maintenance and transportation, and is safe and efficient composite catalyst for rain making, preventing hail, eliminating cloud, and other weather modifications.
Owner:金德镇
Preparation method of Vortioxetine
InactiveCN104098530ARaw materials are easy to getSimple processOrganic chemistryCopper iodideCoupling reaction
The invention relates to the preparation method of Vortioxetine. The preparation method is characterized by comprising the steps of: obtaining a compound (formula 2) by carrying out coupling reaction on compound 2,4-dimethylbenzenethiol (formula 4) and compound 2-bromoiodobenzene (formula 3) in the presence of copper iodide, chiral ligand and alkali; obtaining a compound (formula 1) through the reaction of compound in formula 2 and piperazine in the presence of copper iodide, chiral ligand and alkali; or operating the twp steps in one reactor by one-pot method; the preparation method is easy to obtain material, simple in technology, high in product purity, few in by-products and beneficial to industrial production of the bulk drug.
Owner:冯修武
Antimicrobial articles of manufacture produced from masterbatches
ActiveUS20160135470A1Improve viabilityProvide benefitsOrganic active ingredientsBiocideMasterbatchCopper iodide
Owner:AGIENIC
Preparation method for loosened porous cuprous oxide material and application of cuprous oxide in electrocatalytic reduction of carbon dioxide
InactiveCN109536991AEasy to synthesizeSynthesis is safe and controllableElectrolytic organic productionElectrodesActivation barrierHigh carbon
Owner:TIANJIN UNIV
Preparation method of gamma-copper iodide
The invention discloses a preparation method of gamma-copper iodide. The preparation method comprises the following steps: adding iodine into water so as to obtain an iodic aqueous solution and adding hydrazine hydrate into the iodic aqueous solution for mixed reaction to obtain an iodide ion solution, wherein the molar ratio of the iodine to the water is controlled at 1:(50-90) and the molar ratio of the hydrazine hydrate to the iodine is controlled at (4.1-4.5):1.0; and adding the iodide ion solution into a copper sulfate solution under the stirring effect, controlling the molar ratio of copper sulfate to iodine at (2.0-2.2):1.0, fully reacting, filtering and drying to obtain gamma-copper iodide. According to the preparation method, the iodine utilization rate is high, a product is less in possibility of being oxidized and decomposed, the production cost is low, and the process is simple.
Owner:GUIZHOU UNIV
Increasing Thermal Conductivity of Host Polymer Used With Laser Engraving Methods and Compositions
InactiveUS20100181754A1Improve security levelReduce chancePhotosensitive materialsPretreated surfacesThioester synthesisSodium iodide
the invention provides a composition having laser engraving properties, comprising a host material and a laser enhancing additive. The host material comprises a material, such as a polymer, modified by a first process, whereby the host material as modified by the first process has increased thermal conductivity as compared to the host material before the first process. The laser enhancing additive comprises a first quantity of at least one of copper potassium iodide (CuKI3), Copper Iodide (CuI), potassium iodide (KI), sodium iodide (NaI), and aluminum iodide (AlI), and a second quantity of at least one substance selected from the group consisting of zinc sulfide (ZnS), barium sulfide (BaS), alkyl sulfonate, and thioester.
Owner:L 1 SECURE CREDENTIALING
Copper-doped perovskite thin film, in-situ preparation method and hole-transport-layer-free solar cell device
ActiveCN106848062ALow costReduce energy consumptionSolid-state devicesSemiconductor/solid-state device manufacturingIodineCopper iodide
The invention relates to a copper-doped perovskite thin film, an in-situ preparation method and a hole-transport-layer-free solar cell device. According to the copper-doped perovskite thin film, copper is doped in perovskite lattices in situ, and content of copper and lead is gradually reduced from the surface to the bottom of the copper-doped perovskite thin film. The in-situ preparation method includes the following steps that 1, a copper thin film is deposited, wherein firstly, the copper thin film is deposited on a substrate material; 2, copper iodide is prepared, wherein the deposited copper thin film reacts with iodine in a closed container, and a copper iodide thin film is obtained; 3, perovskite is prepared, wherein perovskite is prepared on the obtained copper iodide thin film in an in-situ spin-coating mode, and the copper-doped perovskite thin film is prepared in situ through annealing treatment. A solar cell does not need a hole transport layer, the cost is low, and the photoelectric conversion efficiency is high.
Owner:XUCHANG UNIV
Method for preparing copper iodide P-type transparent semi-conductor thin film material at room temperature
ActiveCN108677155AImprove conductivityImprove permeabilityVacuum evaporation coatingSputtering coatingComposite filmOptical property
The invention provides a method for preparing copper iodide P-type transparent semi-conductor thin film material at room temperature and relates to a preparation method of the copper iodide P-type transparent semi-conductor thin film material. The method aims to overcome the defects of the high reaction temperature, complex equipment operation and long reaction time existing in an existing physical method universally, and solve the problem that the electrical property and the optical property of copper iodide thin films prepared through traditional copper film one-time iodization film formingare low. The method for preparing the copper iodide P-type transparent semi-conductor thin film material at the room temperature is completed through the steps of washing a target material and a substrate, preparing a Cu thin film, preparing a single-layer CuI thin film, and preparing a CuI composite thin film circularly.
Owner:HARBIN INST OF TECH
5,10-dihydroindolo[3,2-b]indole derivative synthesis method
InactiveCN105859725AEasy to operateReaction raw materials are readily availableOrganic chemistrySynthesis methodsNitrogen gas
The invention discloses a 5,10-dihydroindolo[3,2-b]indole derivative synthesis method. The method includes: (1) in a triethylamine solution of 2-iodoaniline derivatives (IV) and 2-acetenyl aniline derivatives (V), adding copper iodide and bis(triphenylphosphine)palladium chloride under nitrogen protection, and heating and refluxing under nitrogen protection to generate 2,2'-(acetenyl-1,2-2-yl) diphenylamine derivatives (III); (2) reacting the compounds (III), pyridines and paratoluensulfonyl chloride to generate compounds (II) at the room temperature; (3) reacting the compounds (II) and copper acetate in dimethylformamide to obtain 5,10-dihydroindolo[3,2-b]indole derivatives (I). The 5,10-dihydroindolo[3,2-b]indole derivative synthesis method has advantages of simplicity in operation, easiness in acquisition of reaction raw materials, mild reaction conditions, realization of substituent type diversity, wide substrate application range and the like.
![5,10-dihydroindolo[3,2-b]indole derivative synthesis method](https://images-eureka.patsnap.com/patent_img/926a1d87-8ac7-4d56-92b9-60e6b3543e8a/BDA0000987347520000011.PNG "5,10-dihydroindolo[3,2-b]indole derivative synthesis method")
![5,10-dihydroindolo[3,2-b]indole derivative synthesis method](https://images-eureka.patsnap.com/patent_img/926a1d87-8ac7-4d56-92b9-60e6b3543e8a/BDA0000987347520000021.PNG "5,10-dihydroindolo[3,2-b]indole derivative synthesis method")
![5,10-dihydroindolo[3,2-b]indole derivative synthesis method](https://images-eureka.patsnap.com/patent_img/926a1d87-8ac7-4d56-92b9-60e6b3543e8a/FDA0000987347510000011.PNG "5,10-dihydroindolo[3,2-b]indole derivative synthesis method")
Owner:TIANJIN UNIV
Multilayer Insulated Electric Wire
InactiveUS20100230133A1Improve heat resistanceEasy to processInsulated cablesTransformers/inductances detailsPolyesterElectrical conductor
Owner:FURUKAWA ELECTRIC CO LTD
Preparation method of N-butyl-5-phenylthiazole-4-formamide derivative
The invention relates to the field of organic chemistry and in particular relates to a preparation method of an N-butyl-5-phenylthiazole-4-formamide derivative. The N-butyl-5-phenylthiazole-4-formamide derivative is prepared by using thiazole-4-formamide derivative and substituted iodobenzene as a substrate, copper iodide as a catalyst, sodium hydroxide as alkaline and dioxane as a solvent in an oil bath at 120 DEG C. The synthetic method has the advantages of high yield, easily available raw materials, small usage amount of the copper catalyst, no use of expensive organic alkali reagent, simplicity in reaction equipment, high atom economy and the like.
Owner:CHINA PHARM UNIV
Method for synthesizing copper indium diselenide quantum dot
ActiveCN106833647AEasy to operateGood repeatabilityMaterial nanotechnologyFinal product manufactureSolventSolar cell
The invention provides a method for synthesizing a copper indium diselenide quantum dot. The CuInSe2 quantum dot is prepared through a two-step reaction by using copper iodide or copper acetylacetonate as a copper source, indium acetate or indium 2,4-pentanedionate as an indium source and oleylamine as ligand and solvent. The CuInSe2 quantum dot has a size of 4-10nm, has a tetragonal phase structure by XRD crystal phase analysis, has excellent photoelectric performance, and is suitable for preparing quantum dot sensitized solar cells. Compared with a hot injection method, the method has the advantages of simple and easy operation, simpler process, shorter synthesizing cycle, good production controllability and repeatability and low cost, is suitable for industrial production, and has a wide application prospect in solar cells.
Owner:WENZHOU UNIVERSITY
Controllable preparation method of Cu3SbS4 nanocrystalline material
ActiveCN105565379ASimple processGood reproducibilityMaterial nanotechnologyAntimony compoundsThioureaOleylamine
The invention belongs to the field of nano-materials and nano technology and particularly relates to a controllable preparation method of Cu3SbS4 nanocrystalline material, characterized by comprising following steps: 1), adding copper iodide and antimony chloride into oleyl amine according to an addition ratio of 3 mmol:1mmol:10mL for the copper iodide, the antimony chloride and the oleyl amine, introducing protective argon, controlling the temperature and stirring until full dissolution of the copper iodide and the antimony chloride to obtain a metal salt complex solution; 2), adding 7-11 ml of 1mol / L diphenyl ether solution of diphenylthiourea into the metal salt complex solution, and heating to a set temperature and reacting; 3), after reacting is complete, cooling to room temperature, adding methyl alcohol to wash Cu3SbS4 nanocrystalline obtained by reacting to obtain the Cu3SbS4 nanocrystalline material. The preparation method is simple in process and low in cost.
Owner:WUHAN UNIV OF TECH
Super-hydrophobic porous organic polymer containing alkyl chains and preparation method and application of super-hydrophobic porous organic polymer containing alkyl chains
InactiveCN110437425AImprove hydrophobicityMild reaction conditionsFatty/oily/floating substances removal devicesOther chemical processesPolyesterOrganic compound
The invention discloses a super-hydrophobic porous organic polymer containing alkyl chains and a preparation method and application of the super-hydrophobic porous organic polymer containing the alkylchains. 1,3,5-triethynylbenzene and organic compounds containing the different alkyl chains serve as a construction unit, copper iodide and tetrakis(triphenylphosphine)palladium serve as catalysts, reaction is conducted for 72 h at 80 DEG C through a Sonogashira-Hagihara coupling reaction, and thus the super-hydrophobic porous organic polymer LNUs containing the alkyl chains is obtained. According to the preparation method, raw materials are easy to obtain, operation is easy, the environmentally friendly and efficient effects are achieved, and the reaction conditions are mild. The prepared super-hydrophobic porous organic polymer containing the alkyl chains is good in thermal stability and excellent in hydrophobic property. Prepared super-hydrophobic polyester fabric has the stable hydrophobic ability in various environments, and has great application prospects in the sewage treatment fields such as oil-water separation, and adsorption of leaked crude oil or organic solvents.
Owner:LIAONING UNIVERSITY
Boiler fire side coke removing agent and method for preparing same
InactiveCN101139539AEliminate Industrial Safety IncidentsExtended service lifeSolid fuelsFuel additivesNitratePhysical chemistry
The invention relates to a coke-knocking chemical for fire sides of boilers, which is characterized in that, the chemical comprises by weight pure magnesium 2-5, nitrate 3-14, magnesium oxide 1-3, copper carbonate 2-5, magnesium chloride 2-6, copper iodide 1-3 and water 78-79%. The preparing method for the coke-knocking chemical comprises the following procedures: weighing by the weight percentages the raw materials; pouring the raw materials in three groups and into three agitating barrels respectively, heating while agitating, heating to 40-60 DEG C, agitating 2-4 hours, cooling naturally; pouring the three groups of chemicals into a mixing barrel; mixing and agitating 1-2 hours under normal temperature; filtering the mixed chemicals by a filtering channel, checking and canning. The invention can avoid waste in fuel, save energy and cost, prolong the service life in the boiler and the equipment inside the boiler, reduce the downtime due to coke dropping or for knocking coke, and increase the utilization efficiency of the boiler.
Owner:上海地信实业有限公司
3-(2,2-dimethyl) propionitrile-3-alkyl (aryl) indolone and preparation method thereof
3-(2,2-dimethyl) propionitrile-3-alkyl (aryl) indolone with a following formula is prepared by a series addition / C-H cyclization reaction of reaction substrates of N-aryl acrylamide with a formula B and azodiisobutyronitrile (AIBN) in a reaction solution in the presence of a catalyst copper halide (such as copper iodide or bromide copper) and an oxidation agent of organic peroxide (such as di-tert-butyl peroxide).
Owner:JISHOU UNIVERSITY
Method for preparing 4-aryl-2-(2-(trifluoromethyl)aryl)quinazoline
InactiveCN106632087AHigh yieldHigh purityOrganic-compounds/hydrides/coordination-complexes catalystsCopper organic compoundsPentamethylcyclopentadieneTrifluoromethylation
The invention discloses a 4-aryl-2-(2-(trifluoromethyl)aryl)quinazoline compound and a preparation method thereof. The preparation method comprises the following steps: taking 2,4-diarylquinazoline as a reaction substrate, carrying out a reaction with NIS under the catalytic action of pentamethylcyclopentadienylrhodium (III) chloride dimer / silver hexafluoroantimonate under a condition of 80 DEG C, carrying out a reaction with a sulfur trifluoromethylation reagent, and taking copper iodide as a catalyst, wherein the reaction temperatire is 85 DEG C, and the reaction time is 7-10 hours; performing carbon hydrogen bond activation process, thereby obtaining the 4-aryl-2-(2-(trifluoromethyl)aryl)quinazoline compound. The preparation method disclosed by the invention is mild in reaction conditions, easy and convenient to operate, low in cost, few in side reactions, high in product purity and convenient for separation and purification and can be suitable for large-scale preparation, and the obtained product has high drug activity and excellent potential application prospects.
Owner:JIANGXI NORMAL UNIV
Preparation process of aromatic nitrile compound
InactiveCN102746185AReduce usageEasy to recyclePreparation by cyanide reactionEthylenediamineFractionation
The invention discloses a preparation process of an aromatic nitrile compound. According to the preparation process, alkylbenzene is used as a reaction solvent, copper iodide, potassium iodide and N, N'- dimethyl ethylenediamine are used as a combined catalyst, bromo-aromatic hydrocarbon reacts with potassium ferrocyanide in nitrogen at 120-170 DEG C for 24-60 hours to obtain a mixture, and then the mixture is cooled to room temperature to be filtered. After the solvent is recovered, a filtrate is processed through decompression fractionation or recrystallized to obtain the corresponding aromatic nitrile compound. An obtained product has the advantage of high yield and purity. Compared with the existing synthetic method, the preparation process has the advantages of mild reaction condition, short reaction process, utilization of cheap nontoxic cyano chemical reagent, simplicity in feeding and post treatment, easiness in recovery of the catalyst, and easiness in realization of industrial production.
Owner:ZHEJIANG UNIV
Preparation method for 1,4-disubstituted-1,2,3-triazole derivatives
The invention discloses a preparation method for 1,4-disubstituted-1,2,3-triazole derivatives, and belongs to the technical field of organic synthetic intermediates. According to the preparation method, any of the 1,4-disubstituted-1,2,3-triazole derivative is prepared by the following steps: adopting a cheap and readily available nitro compound as a raw material, performing reduction reaction on the nitro compound and a reducing agent at room temperature to obtain the compound I, performing oxidation reaction on the compound I and sodium nitrite to obtain a compound II, then performing azido reaction on the compound II and sodium azide to obtain a compound III, and finally performing reaction on the compound III and alkyne catalyzed by copper iodide, wherein the four reaction steps are continuous in operation, and intermediate products are free of separation. The preparation method has the advantages that the cost is low, the reaction efficiency is high and the operation is convenient, and can be used in industrial production; the synthesized compound contains a 1,2,3-triazole ring structure unit; the preparation method can be applied to synthesis and modification of the organic synthetic intermediates and drugs, and serve as a novel and efficient synthesis method for drug screening.
Owner:KUNMING UNIV OF SCI & TECH
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