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31 results about "Mesoporous silicate" patented technology
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Mesoporous silicates are silicates with a special morphology.
Antimicrobial mesoporous silica nanoparticles
InactiveUS20060018966A1Reduce productionSlow diffusion ratePowder deliveryBiocideMesoporous silicaSilicon dioxide
Methods for preparing a series of mesoporous silicates, such as room-temperature ionic liquid (RTIL)-templated mesoporous silicate particles, with various particle morphologies are provided. Methods for preparing silicate particles with antimicrobial agents within the MSN pores is also provided. The particles can be used as controlled-release nanodevices to deliver antimicrobial agents.
Owner:IOWA STATE UNIV RES FOUND
Capped mesoporous silicates
The invention provides an article comprising, a mesoporous silicate matrix, such as a particle, having one or more pores; and one or more releasable caps obstructing one or more of the pores. The articles are useful as delivery vehicles for encapsulated agents such as therapeutic agents, polynucleotides, polypeptides and the like.
Owner:IOWA STATE UNIV RES FOUND
Capped mesoporous silicates
The invention provides an article comprising, a mesoporous silicate matrix, such as a particle, having one or more pores; and one or more releasable caps obstructing one or more of the pores. The articles are useful as delivery vehicles for encapsulated agents such as therapeutic agents, polynucleotides, polypeptides and the like.
Owner:IOWA STATE UNIV RES FOUND
Use of functionalized mesoporous silicates to esterify fatty acids and transesterify oils
InactiveUS7122688B2Permit releaseEasy to separateFatty oils/acids recovery from wasteFatty acid chemical modificationIodo fatty acidMonoglyceride
The present invention provides a method to prepare a fatty acid lower alkyl esters from a feedstock, such as a vegetable or an animal oil, comprising one or more fatty acid glycerol esters such as mono-, di- or tri-glycerides, and free fatty acids, comprising combining the feedstock, a lower alcohol and an acidic mesoporous silicate under conditions wherein the mesoporous silicate catalyzes the formation of the corresponding fatty acid lower alkyl ester of the free fatty acids an optionally glycerol.
Owner:IOWA STATE UNIV RES FOUND
Clothing degerming liquid and preparation method thereof
ActiveCN102499259AImprove the safety of useImprove stabilityBiocideFungicidesMicroemulsionMesoporous silicate
The invention relates to clothing degerming liquid and a preparation method thereof. The method comprises the following steps of: preparing mesoporous silicate nano-silver-loaded antibacterial agent suspension; preparing microemulsion containing an organic antibacterial agent; and adding and mixing an emulsifier, a chelating and anchoring stabilizer, a softener and a thickener. The clothing degerming liquid disclosed by the invention has high using safety, clothing degerming rate of over 99 percent and high stability. Due to the adoption of the clothing degerming liquid, after clothes are washed by water for 20 times, the antibacterial ratio of the clothes is still over 90 percent. The clothing degerming liquid has excellent antibacterial and durable performances, is non-toxic, has no irritation on the skin and has a deodorization effect on fabrics. The clothing degerming liquid disclosed by the invention has simple production process and low equipment investment, is easy for industrial production, is environmental-friendly and has strong market competitiveness.
Owner:BEIJING CHAMGO NANO TECH
Use of functionalized mesoporous silicates to esterify fatty acids and transesterify oils
InactiveUS20050107624A1Valid conversionLarge specific surface areaFatty oils/acids recovery from wasteFatty acid chemical modificationAlcoholGlycerol
The present invention provides a method to prepare a fatty acid lower alkyl esters from a feedstock, such as a vegetable or an animal oil, comprising one or more fatty acid glycerol esters such as mono-, di- or tri-glycerides, and free fatty acids, comprising combining the feedstock, a lower alcohol and an acidic mesoporous silicate under conditions wherein the mesoporous silicate catalyzes the formation of the corresponding fatty acid lower alkyl ester of the free fatty acids an optionally glycerol.
Owner:IOWA STATE UNIV RES FOUND
Composites Comprising Polymer and Mesoporous Silicate
Surfactant-templated mesoporous silicates and mesoporous layered silicate clays having certain porosity parameters are used as reinforcing agents for polymers to make composites. The combination of porosity parameters that allows mesoporous silicates to be competitive with organoclays for the reinforcement of engineering polymers include an average mesopore size of at least 2 nm, a surface are of more than about 50 square meters per gram, a total pore volume of more than about 0.33 cubic centimeters per gram, wherein at least 20% of the total pore volume is due to mesopores about 2 to about 50 nm.
Owner:INPORE TECH +1
Ozone adsorbent, ozone-adsorbing molded product, and method of making same
InactiveUS6254962B1Low degreeHigh degreeOther chemical processesAluminium silicatesDecompositionSorbent
An object of the present invention is to provide an ozone adsorbent which has high ozone-adsorbing power even in a moisture-containing system and exhibits a high degree of ozone retention (and a low degree of ozone decomposition), as well as a molded product made by molding this ozone adsorbent into a form adapted to practical use, and a method of making the same. The present invention provides an ozone adsorbent comprising one or more members selected from the group consisting of high-silica pentasilzeolite having a SiO2 / Al2O3 ratio of not less than 70, dealuminized faujasite having a SiO2 / Al2O3 ratio of not less than 20, and mesoporous silicate having a SiO2 / Al2O3 ratio of not less than 20, as well as an ozone-adsorbing molded product and a method of making the same.
Owner:MITSUBISHI HEAVY IND LTD
Metallized mesoporous silicate and method of oxidation with the same
InactiveUS20050090688A1Preparation by oxidation reactionsMolecular-sieve silicatesOrganic synthesisVanadium atom
A metallized mesoporous silicate which is obtained by (i) reacting (a) either a metal peroxide obtained by the reaction of an aqueous hydrogen peroxide solution with at least one metal or metal compound selected from the group consisting of the following 1) to 4) 1) tungsten 2) molybdenum 3) vanadium 4) compounds comprising 4a) any of tungsten, molybdenum, and vanadium and 4b) at least one element selected from Groups 13 to 16 (excluding oxygen) or a solution of the metal peroxide with (b) a silicon compound in the presence of an alkylamine or a quaternary ammonium salt and separating the resultant silicate; and a process for producing the metallized mesoporous silicate. Also provided is a method of organic synthesis with the silicate.
Owner:SUMITOMO CHEM CO LTD
Mesoporous Ag2O-MnO2 catalyst, preparation method thereof and application of catalyst
InactiveCN107233883ALow costImprove stabilityDispersed particle separationMetal/metal-oxides/metal-hydroxide catalystsManganeseMesoporous silicate
The invention provides a mesoporous Ag2O-MnO2 catalyst, a preparation method thereof and an application of the catalyst. The method includes the steps: (1) mesoporous manganese dioxide preparation: taking mesoporous silicate materials as template agents, performing soaking by the aid of manganese nitrate solution, removing impregnation liquid, performing drying and calcination to obtain precursors, and removing the template agents to obtain mesoporous manganese dioxide; (2) silver oxide loading: loading the silver oxide on the mesoporous manganese dioxide acquired in the step (1) to obtain a mesoporous manganese dioxide catalyst loaded the silver oxide. The catalyst is used for removing formaldehyde, and the cost of the catalyst is low as compared with a Pt loaded catalyst with high cost.
Owner:CHINESE RES ACAD OF ENVIRONMENTAL SCI +1
Alkylene epoxidation with mesoporous catalysts
A process for epoxidizing an olefin comprising contacting an olefin with an oxidant in the presence of an insoluble oxidation catalyst in a solvent system comprising an organic water-miscible solvent to form an alkylene oxide. The insoluble oxidation catalyst comprises a metal, preferably selected from the group consisting of tungsten, cerium, and niobium. The metal is directly incorporated within a solid mesoporous silicate support, such as one selected from the group consisting of KIT-5, KIT-6, and TUD-1.
Owner:UNIVERSITY OF KANSAS
Magnetic mesoporous material for the sequestration of algae
The present invention provides a magnetic mesoporous nanoparticle that includes a mesoporous silicate nanoparticle and iron oxide. The present invention also provides a method of using magnetic mesoporous nanoparticles to sequester microorganisms from a media.
Owner:IOWA STATE UNIV RES FOUND
Mesoporous Silicate Fire Retardant Compositions
InactiveUS20140179831A1Improve propertiesImprove flame retardant performancePlastic/resin/waxes insulatorsElastomerThermoplastic
Fire retardant or flame retardant additives are incorporated into thermoplastic, thermoset, and / or elastomeric polymer materials to form polymer compositions having improved fire retardant properties. More particularly, the polymer compositions of the present invention comprise additive compositions which have the effect of improving the FR effectiveness, the additive compositions comprising a mesoporous silicate additive. In addition, the polymer compositions of the present invention comprise additive compositions comprising a mesoporous silicate additive and a filler, wherein the filler is a flame retardant addition, an inert filler, or combinations thereof.
Owner:PINNAVAIA THOMAS J +2
Vertically aligned mesoporous thin film, method of manufacturing the same, and catalytic application thereof
InactiveUS20140221195A1Simple processSolvent simpleMolecular sieve catalystsOrganic-compounds/hydrides/coordination-complexes catalystsPolyethylene oxideSolvent
This invention relates to a vertically aligned mesoporous silicate film with site-selective metal deposition from a single polymeric precursor and to diverse catalytic applications thereof. There is an innovative approach of a single precursor to manufacture a vertically aligned mesoporous silicate thin film having high thermal and chemical resistance on a large-area silicon wafer (2 cm×3 cm). A precisely designed organic-inorganic block copolymer (BCP) polyethyleneoxide-ss-polyvinylcyclicsilazane (PEO-ss-PVCSZ) with a disulfide bridge that is chemically cleavable is newly synthesized as the single precursor for an oriented silicate nanoporous film, and using such a precursor, solvent annealing, self-assembling, block cleaving treatment, and then hydrolysis conversion of a polymer into a siliceous phase at room temperature are carried out, thus directly forming a mesostructure on the substrate.
Owner:POSTECH ACAD IND FOUND
Highly condensed mesoporous silicate compositions and methods
InactiveUS20090324476A1Low levelSmall shrinkagePeroxides/peroxyhydrates/peroxyacids/superoxides/ozonidesMolecular-sieve silica-polymorphsAqueous mediumSURFACTANT BLEND
A mesoporous silicate is prepared by a method that includes combining a silicate precursor, a bifunctional catalyst, and a structure-directing surfactant in an aqueous medium having a pH of about 4 to about 10. A mesoporous silicate forms as an aqueous suspension and can then be isolated. The mesoporous silicate can be formed under mild conditions of temperature and pH, and it exhibits a surprisingly high degree of network condensation.
Owner:UNIV OF MASSACHUSETTS
Highly condensed mesoporous silicate compositions and methods
InactiveUS7740821B2Network can be highLow levelPeroxides/peroxyhydrates/peroxyacids/superoxides/ozonidesMolecular-sieve silica-polymorphsAqueous mediumSURFACTANT BLEND
Owner:UNIV OF MASSACHUSETTS
Method for producing oxime
InactiveUS20120016161A1Simple methodHigh yieldMolecular sieve catalystsOrganic compound preparationTitaniumSilicon oxide
The present invention provides a method for producing an oxime, comprising the step of an ammoximation reaction of a ketone with an organic peroxide and ammonia in the presence of a catalyst containing titanium and silicon oxide, wherein the catalyst containing titanium and a silicon oxide is a mesoporous silicate, and is subjected to a contact treatment with a silicon compound.
Owner:SUMITOMO CHEM CO LTD
Mesoporous magnesium silicate/hydroxyapatite/polyetheretherketone composite material, bone prosthesis, preparation method and application thereof
InactiveCN105000569BUniform particle size distributionUniform Mesopore Size DistributionMagnesium silicatesProsthesisApatiteBiocompatibility Testing
Owner:SHENZHEN KEJU NEW MATERIAL
Method for preparing magnetic mesoporous composite adsorbent from natural mixed clay
ActiveCN112316894AEasy to separateLow costOther chemical processesAlkali metal oxides/hydroxidesPhysical chemistryMesoporous silicate
The invention provides a method for preparing a magnetic mesoporous composite adsorbent from natural mixed clay, and belongs to the technical field of deep processing of natural non-metallic ores andpreparation of adsorption materials. According to the method, low-quality mixed clay is used as a raw material, mineral components in the clay are converted and recombined into a new magnetic mesoporous silicate material through one-step hydrothermal reaction after surface activation and magnetic functional modification, and the raw material is low in cost and wide in source; the product has strong magnetism and is easy for magnetic separation; the product is narrow in pore size distribution, the specific surface area is 513.96 m<2> / g, the adsorption capacity is 3-6 times that of magnetic clay, and the adsorbent is a high-performance adsorbent easy to separate.
Owner:INNER MONGOLIA UNIVERSITY
Vertically aligned mesoporous thin film, method of manufacturing the same, and catalytic application thereof
InactiveUS9272273B2Simple processSolvent simpleMolecular sieve catalystsOrganic-compounds/hydrides/coordination-complexes catalystsPolyethylene oxideSolvent
This invention relates to a vertically aligned mesoporous silicate film with site-selective metal deposition from a single polymeric precursor and to diverse catalytic applications thereof. There is an innovative approach of a single precursor to manufacture a vertically aligned mesoporous silicate thin film having high thermal and chemical resistance on a large-area silicon wafer (2 cm×3 cm). A precisely designed organic-inorganic block copolymer (BCP) polyethyleneoxide-ss-polyvinylcyclicsilazane (PEO-ss-PVCSZ) with a disulfide bridge that is chemically cleavable is newly synthesized as the single precursor for an oriented silicate nanoporous film, and using such a precursor, solvent annealing, self-assembling, block cleaving treatment, and then hydrolysis conversion of a polymer into a siliceous phase at room temperature are carried out, thus directly forming a mesostructure on the substrate.
Owner:POSTECH ACAD IND FOUND
Benzene sensor and method for manufacturing same
The present invention relates to a benzene detecting element capable of detecting benzene selectively and highly sensitively, and a preparation process thereof. The benzene detecting element of the present invention is a mesoporous silicate for detecting benzene selectively and highly sensitively in atmospheric air, and the detecting element has a nanosized fine pore having a highly ordered periodic fine pore structure, and the wall of the nanosized fine pore has a sub-nanosized fine pore. The nanosized fine pore has a pore size of from 0.15 nm to 50 nm in radius, the sub-nanosized fine pore has a pore size of from 0.05 to 0.5 nm in radius, and at least the sub-nanosized fine pore among the fine pores is modified with an organosilicon functional group having a phenyl group, or a silanol group. The present invention also relates to a preparation process of the detecting element.
Owner:NIPPON TELEGRAPH & TELEPHONE CORP
Benzene detecting element and preparation process of same
The present invention relates to a benzene detecting element capable of detecting benzene selectively and highly sensitively, and a preparation process thereof. The benzene detecting element of the present invention is a mesoporous silicate for detecting benzene selectively and highly sensitively in atmospheric air, and the detecting element has a nanosized fine pore having a highly ordered periodic fine pore structure, and the wall of the nanosized fine pore has a sub-nanosized fine pore. The nanosized fine pore has a pore size of from 0.15 nm to 50 nm in radius, the sub-nanosized fine pore has a pore size of from 0.05 to 0.5 nm in radius, and at least the sub-nanosized fine pore among the fine pores is modified with an organosilicon functional group having a phenyl group, or a silanol group. The present invention also relates to a preparation process of the detecting element.
Owner:NIPPON TELEGRAPH & TELEPHONE CORP
High-efficiency lithium-sulfur battery additive and application method thereof
InactiveCN106450455AReduce generationGood dispersionSecondary cellsCarbon compositesTetrafluoroborate
The invention relates to a high-efficiency lithium-sulfur battery additive which is characterized by comprising a carbon composite material and an electrolyte additive in a weight ratio of 1:(10-15). The composite material is composed of the following raw materials in parts by weight: 60-80 parts of carbon material, 2-5 parts of acetylene black, 2-5 parts of SnO2 coated glass sheet and 1-3 parts of phenylcyclohexane. The electrolyte additive is composed of the following raw materials in parts by weight: 1-3 parts of lignosulphonate, 1-3 parts of humic acid, 2-5 parts of silicic acid, 2-4 parts of 2-vinyl pyridine, 1-5 parts of ethoxypentafluorocyclophosphonitrile, 1-3 parts of 1-ethyl-3-methylimidazole tetrafluoborate and 1-3 parts of mesoporous silicate. Under the combined actions of the positive electrode material and electrolyte, the positive electrode material and electrolyte can have synergistic actions, thereby effectively reducing the generation of insoluble Li2S2 and Li2S; and a small amount of generated insoluble substances can prevent overcharging.
Owner:CHONGQING IND POLYTECHNIC COLLEGE
Metallized mesoporous silicate and method of oxidation with the same
InactiveUS7132092B2Preparation by oxidation reactionsMolecular-sieve silicatesOrganic synthesisVanadium atom
A metallized mesoporous silicate which is obtained by (i) reacting (a) either a metal peroxide obtained by the reaction of an aqueous hydrogen peroxide solution with at least one metal or metal compound selected from the group consisting of the following 1) to 4) 1) tungsten 2) molybdenum 3) vanadium 4) compounds comprising 4a) any of tungsten, molybdenum, and vanadium and 4b) at least one element selected from Groups 13 to 16 (excluding oxygen) or a solution of the metal peroxide with (b) a silicon compound in the presence of an alkylamine or a quaternary ammonium salt and separating the resultant silicate; and a process for producing the metallized mesoporous silicate. Also provided is a method of organic synthesis with the silicate.
Owner:SUMITOMO CHEM CO LTD
Alkylene epoxidation with mesoporous catalysts
A process for epoxidizing an olefin comprising contacting an olefin with an oxidant in the presence of an insoluble oxidation catalyst in a solvent system comprising an organic water-miscible solvent to form an alkylene oxide. The insoluble oxidation catalyst comprises a metal, preferably selected from the group consisting of tungsten, cerium, and niobium. The metal is directly incorporated within a solid mesoporous silicate support, such as one selected from the group consisting of KIT-5, KIT-6, and TUD-1.
Owner:UNIVERSITY OF KANSAS
Nanogold softener and preparation method thereof
InactiveCN109811545AGood flexibilityImprove wrinkle resistanceFibre treatmentSurface-active agentsMesoporous silicate
The invention discloses a nanogold softener and a preparation method thereof. The nanogold softener is prepared from the raw materials in percentage by weight: 5-12% of a nanogold solution, 10-25% ofan active mesoporous silicate solution, 15-30% of a surface active agent, 2-5% of an emulgator, 0.1-1% of a stabilizer, 0.01-0.5% of a thickening agent, 0.01-0.5% of essence and the balance of water.The nanogold softener has triple advantages of sterilizing, wrinkle removing and environmental protection safety and is mild and non-irritating to human skins, and formaldehyde in textiles can be effectively removed.
Owner:广州泓一生物科技有限公司
Clothing degerming liquid and preparation method thereof
ActiveCN102499259BImprove the safety of useImprove stabilityBiocideFungicidesEngineeringMicroemulsion
The invention relates to clothing degerming liquid and a preparation method thereof. The method comprises the following steps of: preparing mesoporous silicate nano-silver-loaded antibacterial agent suspension; preparing microemulsion containing an organic antibacterial agent; and adding and mixing an emulsifier, a chelating and anchoring stabilizer, a softener and a thickener. The clothing degerming liquid disclosed by the invention has high using safety, clothing degerming rate of over 99 percent and high stability. Due to the adoption of the clothing degerming liquid, after clothes are washed by water for 20 times, the antibacterial ratio of the clothes is still over 90 percent. The clothing degerming liquid has excellent antibacterial and durable performances, is non-toxic, has no irritation on the skin and has a deodorization effect on fabrics. The clothing degerming liquid disclosed by the invention has simple production process and low equipment investment, is easy for industrial production, is environmental-friendly and has strong market competitiveness.
Owner:BEIJING CHAMGO NANO TECH
Reinforced and crosslinked polyarylenes, methods of manufacture, and uses thereof
A composition contains a polymer component comprising a crosslinked product of a polyarylene, a crosslinked product of a substituted polyphenylene, a crosslinked product of a polyphenylene sulfide and a polyphenylsulfone, or a combination comprising at least one of the foregoing; and a mesoporous silicate having an average pore size of about 5 nanometers to about 50 nanometers. The composition has high-temperature elastomeric properties and excellent mechanical strength. The compositions are useful in oil and gas downhole applications. Methods for the manufacture of the composition and articles comprising the composition are also disclosed.
Owner:BAKER HUGHES INC
C5 petroleum resin hydrogenation catalyst and preparation method thereof
PendingCN113680375AImprove hydrogenation activityFacilitate the ability to spread outMolecular sieve catalystsBulk chemical productionMolecular sievePtru catalyst
The invention discloses a C5 petroleum resin hydrogenation catalyst and a preparation method thereof. The C5 petroleum resin hydrogenation catalyst comprises the following components: (a) a carrier which is a mixture of an ordered mesoporous silicate molecular sieve and Ta2O5; (b) an active metal which is Ni; and (c) an auxiliary agent which is one or more of group IV A elements. The C5 petroleum resin hydrogenation catalyst prepared by the preparation method is beneficial to diffusion of C5 petroleum resin molecules as a reaction raw material and is not easy to coke on the catalyst, the hydrogenation activity of the catalyst can be remarkably improved by modification of the auxiliary agent, and the C5 petroleum resin hydrogenation catalyst has a wide application prospect.
Owner:SINOCHEM QUANZHOU PETROCHEM CO LTD +1
Reinforced and crosslinked polyarylenes, methods of manufacture, and uses thereof
A composition contains a polymer component comprising a crosslinked product of a polyarylene, a crosslinked product of a substituted polyphenylene, a crosslinked product of a polyphenylene sulfide and a polyphenylsulfone, or a combination comprising at least one of the foregoing; and a mesoporous silicate having an average pore size of about 5 nanometers to about 50 nanometers. The composition has high-temperature elastomeric properties and excellent mechanical strength. The compositions are useful in oil and gas downhole applications. Methods for the manufacture of the composition and articles comprising the composition are also disclosed.
Owner:BAKER HUGHES INC
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