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1287results about "Inorganic adhesives" patented technology
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Permeable cement and methods of fracturing utilizing permeable cement in subterranean well bores
Owner:HALLIBURTON ENERGY SERVICES INC
Three dimensional printing material system and method
InactiveUS20020026982A1High strengthReduce the amount of solutionSolid waste managementCeramic shaping apparatusEngineeringLayer wise
The present invention is directed to a 3DP(TM) material system ad method, and an article made therefrom. The method of the present invention includes building cross-sectional portions of a three-dimensional article, and assembling the individual cross-sectional areas in a layer-wise fashion to form a final article. The individual cross-sectional areas are built by using an ink-jet printhead to deliver an aqueous fluid to a particulate material that includes plaster.
Owner:3D SYST INC
Geopolymer composition and application in oilfield industry
ActiveUS20080028994A1Enhanced pumpabilityImprove stabilitySolid waste managementAlkali metal silicate coatingsGeopolymerSlurry
The invention provides geopolymeric compositions, which have controllable thickening and setting times for a wide range of temperatures and a large range of geopolymer slurry densities. The geopolymer slurry compositions have good mixability and pumpability, whilst the set materials develop good compressive strength and permeability. The invention discloses a method for preparing geopolymer for oilfield cementing applications. The geopolymeric compositions according to the invention comprises a suspension comprising an aluminosilicate source, a metal silicate, an alkali activator, lightweight or heavyweight fillers and a carrier fluid wherein the suspension of said geopolymeric composition is pumped in a well and allowed to set.
Owner:SCHLUMBERGER TECH CORP
Permeable cement and methods of fracturing utilizing permeable cement in subterranean well bores
InactiveUS20040261999A1Reduce hydrostatic pressureDesirable efficiencyAlkali metal silicate coatingsFluid removalFracturing fluidMaterials science
The present invention relates to methods of stimulating a subterranean formation. More particularly, but not by way of limitation, the present invention relates to methods of fracturing subterranean formations utilizing a fracturing fluid comprising a permeable cement composition that may be used as a propping agent. One method of stimulating a subterranean formation of the present invention comprises the following steps: preparing a permeable cement composition comprising a hydraulic cement, water, and a degradable material capable of undergoing an irreversible degradation downhole; injecting the permeable cement composition into the subterranean formation at a pressure sufficient to create a fracture in the subterranean formation; and allowing the permeable cement composition to form a proppant matrix having voids in the fracture.
Owner:HALLIBURTON ENERGY SERVICES INC
Aerogel containing blanket
ActiveUS20060125158A1Low thermal conductivityEvenly distributedNon-fibrous pulp additionNatural cellulose pulp/paperFiberSlurry
A process of producing a blanket is described and can involve forming an aqueous slurry of hydrophobic aerogels, fibers, and at least one wetting agent, drying the aqueous slurry to form a substantially dried product, and calendaring the substantially dried product to form the blanket. The blanket can be used in a variety of applications, including windows.
Owner:CABOT CORP
Laminator and laminating method for lamination to substrate
InactiveUS6684925B2Efficiently obtainedDiffusion transfer processesMechanical working/deformationEngineeringElectrical and Electronics engineering
Owner:FUJIFILM HLDG CORP +1
Epoxy adhesive having improved impact resistance
InactiveUS20030196753A1Polyureas/polyurethane adhesivesOrganic non-macromolecular adhesivePolyphenolExpandable microsphere
In the preparation of an improved adhesive composition, an epoxy-based prepolymer is obtained by the reaction of one or more epoxy resins with amino-terminated polyethers and / or carboxyl-terminated butadiene-nitrile rubbers. In one embodiment of the invention, both a solid epoxy resin and a liquid epoxy resin, each of which is a diglycidyl ether of a polyphenol such as bisphenol A, are used. The epoxy-based prepolymer is mixed with an acrylate-terminated urethane resin (preferably, one based on a polyol having a number average molecular weight of at least about 400) and a heat-activated latent curing agent to make an adhesive composition which can be pumpable at room temperature. Curable adhesives capable of expansion to about 100% with high impact resistance after curing may be obtained by inclusion of expanding agents such as expandable microspheres.
Owner:HENKEL KGAA
Process aid for preparing a flowable slurry
A process for preparing a flowable slurry comprising mixing 25-70 wt. % water; an alkaline material selected from the group consisting of chlorosilicon manufacturing byproducts, direct process residue gels, cement kiln dust, and mixtures thereof; and a process aid selected from the group consisting of sucrose, raffinose, lignin, methylglucopyranoside, lactose, fructose, sodium polyphosphate, trehalose and mixtures thereof to form a flowable slurry. This slurry is especially useful in the manufacture of cement.
Owner:DOW CORNING CORP
Thermal protective coating for ceramic surfaces
ActiveUS6921431B2Extended shelf lifeConvenience to workFireproof paintsOther chemical processesColloidal silicaSodium Bentonite
A coating admixture, method of coating and substrates coated thereby, wherein the coating contains colloidal silica, colloidal alumina, or combinations thereof; a filler such as silicon dioxide, aluminum oxide, titanium dioxide, magnesium oxide, calcium oxide and boron oxide; and one or more emissivity agents such as silicon hexaboride, carbon tetraboride, silicon tetraboride, silicon carbide, molybdenum disilicide, tungsten disilicide, zirconium diboride, cupric chromite, or metallic oxides such as iron oxides, magnesium oxides, manganese oxides, chromium oxides, copper chromium oxides, cerium oxides, terbium oxides, and derivatives thereof. In a coating solution, an admixture of the coating contains water. A stabilizer such as bentonite, kaolin, magnesium alumina silicon clay, tabular alumina and stabilized zirconium oxide is also added.
Owner:WESSEX
Insulation with mixture of fiberglass and cellulose
InactiveUS20050279963A1Improve propertiesNon-fibrous pulp additionNatural cellulose pulp/paperCelluloseGlass fiber
Certain example embodiments of this invention relate to insulation (e.g., loose-fill insulation which may be blown into attics, wall cavities, or the like) including a mixture of fiberglass and cellulose. In certain example embodiments, the insulation mixture comprises from 15-60% cellulose, more preferably from 20-50% cellulose, and most preferably from 25-45% cellulose (with substantially the remainder of the insulation be made up of fiberglass). Example advantages include improved radiant barrier properties and thus improve R-values / inch.
Owner:KNAUF INSULATION LLC
Inorganic insulating adhesive for soft magentic metal powder core andits prepn process
InactiveCN101089108AInsulation hasNo generationInorganic material magnetismInorganic adhesivesAdhesiveOrganic matter
The present invention provides one kind of inorganic insulating adhesive for soft magnetic metal powder core. The inorganic insulating adhesive consists of SiO2, Al2O3, ZrO2, mica powder and water mixed together, and possesses both insulating and adhering functions. The present invention also provides the method of using the inorganic insulating adhesive in preparing soft magnetic metal powder core. Using the inorganic insulating adhesive can result in high magnetic performance of the magnetic metal powder core and enhanced mechanical strength, and the soft magnetic powder core without organic matter contained has no ageing and performance degradation caused by heat.
Owner:CENT IRON & STEEL RES INST
Composite rubber material
InactiveCN103627330ALow costReduce manufacturing costPolyureas/polyurethane adhesivesInorganic adhesivesRubber materialPolymer science
The invention relates to a bonding rubber material, especially provides a binder or a thermosetting molding rubber cement for bonding and reinforcement of door cores of a fireproof door an antitheft door and bonding and production of building and decoration materials, and aims to provide a composite rubber material, with low cost, good bonding strength and rapid surface dry, which can be cured at room temperature. The composite rubber material is characterized in that the composite rubber material is composed of a water-based A material and a polyurethane prepolymer-containing B material, the ratio (weight ratio) of the A material to the B material is 0.5-1:0.5-1, the A material comprises 30-70% of water and / or water glass and / or silica sol, 19.5-48% of organic modifiers, and 12-55% of additives, the B material comprises polyurethane prepolymers with a content of being more than 30%, 8-24% of -NCO group, and 0-30% of synergists, The synergists are one or combination of more than one selected from a polymerization inhibitor, a blocking agent, a water glass curing agent and a diluting agent. The composite rubber material is advantaged by good bonding strength, flame retardance, thermal insulation, low price and environmental protection.
Owner:CHONGQING LIERDA SCI & TECH DEV +1
High-viscosity solar cell front side silver paste and method for producing the same
InactiveCN101271928AIncrease aspect ratioImprove photoelectric conversion efficiencyFinal product manufactureNon-conductive material with dispersed conductive materialScreen printingSilver paste
The invention relates to a high viscosity solar cell front silver serum and a preparation method thereof. The composition and the weight ratio of the high viscosity solar cell front silver serum are that conductive silver powder accounts for 75-85 percent, glass glue accounts for 2-10 percent, organic carrier accounts for 5.5-20 percent, the particle size of the conductive silver powder is 0.2-2mum; the composition and the weight ratio of the glass glue are that Bi2O3 accounts for 65-85 percent, SiO2 accounts for 5-20 percent, PbO accounts for 1-15 percent and Al2O3 accounts for 1-5 percent. After such processes are carried out by the serum as screen printing, low temperature drying and high temperature sintering, the aspect ratio of a conducting electrode formed on the surface of solar cell is high, the solar cell produced by using the method has small front shading area and high photoelectric conversion efficiency.
Owner:EGING PHOTOVOLTAIC TECHNOLOGY CO LTD
Thermal protective coating for ceramic surfaces
ActiveUS20050051057A1Extend working lifeReduce surface temperatureFireproof paintsOther chemical processesColloidal silicaSodium Bentonite
A coating admixture, method of coating and substrates coated thereby, wherein the coating contains colloidal silica, colloidal alumina, or combinations thereof; a filler such as silicon dioxide, aluminum oxide, titanium dioxide, magnesium oxide, calcium oxide and boron oxide; and one or more emissivity agents such as silicon hexaboride, carbon tetraboride, silicon tetraboride, silicon carbide, molybdenum disilicide, tungsten disilicide, zirconium diboride, cupric chromite, or metallic oxides such as iron oxides, magnesium oxides, manganese oxides, chromium oxides, copper chromium oxides, cerium oxides, terbium oxides, and derivatives thereof. In a coating solution, an admixture of the coating contains water. A stabilizer such as bentonite, kaolin, magnesium alumina silicon clay, tabular alumina and stabilized zirconium oxide is also added.
Owner:WESSEX
Fire-proof adhesive and application thereof
ActiveCN104099028AReduce total calorific valueImprove thermal conductivityNon-macromolecular adhesive additivesMacromolecular adhesive additivesCombustionAdhesive
The invention discloses a fire-proof adhesive and application thereof. The fire-proof adhesive comprises the following components by parts: 100 parts of high-temperature bonding agent, 10-70 parts of fire retardant, 0.5-50 parts of flame retardant synergist, 5-50 parts of strength enhancer, 0.05-20.0 parts of water-proof modifying agent and 0.01-2.0 parts of curing modifying agent. By adopting the fire-proof adhesive and a preparation method of a fire-retardant EPS (Expandable Polystyrene) foam heat-insulating plate, the combustion performance and physicochemical performance of the fire-retardant EPS foam heat-insulating plate can be improved remarkably. For example, the heat-conducting coefficient can be lowered below 0.055w / m.k, the specific gravity can be lower than 150Kg / M<3>, the compressive strength is higher than 150KPa, and the heat value is less than 3MJ / kg.
Owner:应急管理部四川消防研究所
Thermal protective coating
ActiveUS7105047B2Extended shelf lifeReduce weightAlkali metal silicate coatingsPretreated surfacesCalcium silicateSodium Bentonite
A coating, method of coating and substrates coated thereby, wherein the coating contains an inorganic adhesive such as an alkali / alkaline earth metal silicate such as sodium silicate, potassium silicate, calcium silicate, and magnesium silicate; a filler such as a metal oxide for example silicon dioxide, aluminum oxide, titanium dioxide, magnesium oxide, calcium oxide and boron oxide; and one or more emissivity agents such as silicon hexaboride, carbon tetraboride, silicon tetraboride, silicon carbide, molybdenum disilicide, tungsten disilicide, zirconium diboride, cupric chromite, or metallic oxides such as iron oxides, magnesium oxides, manganese oxides, chromium oxides and copper chromium oxides, and derivatives thereof. In a coating solution, an admixture of the coating contains water. A stabilizer such as bentonite, kaolin, magnesium alumina silicon clay, tabular alumina and stabilized zirconium oxide may be added.
Owner:WESSEX
Geopolymer composition and application for carbon dioxide storage
InactiveUS20080028995A1Enhanced pumpabilityImprove stabilityLiquid surface applicatorsSolid waste managementCo2 storageGeopolymer
The invention provides geopolymeric compositions intended for use in carbon dioxide injection or production wells or storage reservoirs and preferably in a supercritical carbon dioxide conditions. The geopolymeric composition is formed from a suspension comprising an aluminosilicate source, a metal silicate, an alkali activator, a retarder and / or an accelerator and a carrier fluid wherein the oxide molar ratio M2O / SiO2 is greater than 0.20 with M an alkali metal.
Owner:SCHLUMBERGER TECH CORP
Aerogel containing blanket
ActiveUS7635411B2Low thermal conductivityNon-fibrous pulp additionNatural cellulose pulp/paperFiberSlurry
A process of producing a blanket is described and can involve forming an aqueous slurry of hydrophobic aerogels, fibers, and at least one wetting agent, drying the aqueous slurry to form a substantially dried product, and calendaring the substantially dried product to form the blanket. The blanket can be used in a variety of applications, including windows.
Owner:CABOT CORP
Aerogel Particles and Methods Of Making Same
Aerogel particles having a mean particle size less than 1 micron, products containing the same, processes of making the same, and uses thereof are described. A process of making the particle is also described wherein starting aerogel particles are homogenized or wet milled. The starting aerogel particles can be surface treated during the milling process to prevent agglomeration or aggregation. The aerogel particles can be used in a variety of products and applications.
Owner:CABOT CORP
Inorganic matrix composition and composites incorporating the matrix composition
InactiveUS6969422B2Good physical and mechanical propertiesIncrease loadAlkali metal silicate coatingsCement productionSlurryOragene
A modified alkali silicate composition for forming an inorganic network matrix. The modified alkali silicate matrix is made by reacting an alkali silicate (or its precursors such as an alkali hydroxide, a SiO2 source and water), an acidic inorganic composition, such as a reactive glass, water and optional fillers, additives and processing aids. An inorganic matrix composite can be prepared by applying a slurry of the modified aqueous alkali silicate composition to a reinforcing medium and applying the temperature and pressure necessary to consolidate the desired form. The composite can be shaped by compression molding as well as other known fabrication methods. A notable aspect of the invention is that, although composite and neat resin components prepared from the invention can exhibit excellent dimensional stability to 1000° C. and higher, they can be prepared at the lower temperatures and pressures typical to organic polymer processing.
Owner:THE BF GOODRICH CO
Metal Oxide Nanoporous Material, Coating Composition to Obtain the Same, and Methods of Manufacturing Them
ActiveUS20070215009A1Improve adhesionImprove heat resistanceInternal combustion piston enginesAlkali metal silicate coatingsAlkali metal oxideRare earth
A metal oxide nanoporous material comprises two or more kinds of first metal oxides selected from the group consisting of alumina, zirconia, titania, iron oxide, rare-earth oxides, alkali metal oxides and alkaline-earth metal oxides. The metal oxide nanoporous material has nanopores, each with a diameter of 10 nm or smaller, in which the metal oxides are dispersed homogeneously in the wall forming the nanopores.
Owner:TOYOTA CENT RES & DEV LAB INC
Low temperature curing high temperature resistant inorganic / organic hybridization epoxy adhesive and preparation thereof
InactiveCN101440268AImprove brittlenessImprove high temperature heat aging resistanceInorganic adhesivesEpoxy resin adhesivesCouplingLow temperature curing
The invention discloses a low-temperature curing high temperature-resistant inorganic / organic hybrid epoxy adhesive and a preparation method thereof, which relate to an inorganic / organic hybrid epoxy adhesive and a preparation method thereof. The invention solves the problems that inorganic / organic hybrid epoxy adhesive prepared by the prior art has poor high-temperature thermal aging resistance and needs high curing temperature. The low-temperature curing high temperature-resistant inorganic / organic hybrid epoxy adhesive is prepared by an epoxy resin, an epoxy resin low-temperature curing agent, a coupling agent, an inorganic active hybrid material and a dispersant. The preparation method comprises the following steps: the epoxy resin, the epoxy resin low-temperature curing agent and the coupling agent are mixed and stirred evenly, and then the inorganic active hybrid material and the dispersant are added into the mixture to be stirred evenly to obtain the low-temperature curing high temperature-resistant inorganic / organic hybrid epoxy adhesive. The low-temperature curing high temperature-resistant inorganic / organic hybrid epoxy adhesive has high high-temperature bonding strength, good high-temperature thermal aging performance and low curing temperature. The low-temperature curing high temperature-resistant inorganic / organic hybrid epoxy adhesive has the advantages of simple production technology, convenient operation and broad application.
Owner:INST OF PETROCHEM HEILONGJIANG ACADEMY OF SCI
Nanocomposites of cellulose and clay
InactiveUS20050051054A1Improve thermal stabilityIncreased degradation temperatureMaterial nanotechnologyFibre treatmentCelluloseNanometre
This invention relates to a process of forming a nanocomposite of cellulose with a clay material that is used as the nanofiller material. The nanocomposites show significant improvements in thermal properties when compared to unbleached cotton and cotton processed under conditions for nanocomposite preparation. The degradation temperature of these nanocomposites is significantly increased over that of unbleached cotton.
Owner:US SEC AGRI
Inorganic matrix compositions and composites incorporating the matrix composition
InactiveUS20050022698A1Maintain good propertiesExcellent thermalAlkali metal silicate coatingsCement productionCompression moldingInorganic composition
A modified alkali silicate composition for forming an inorganic network matrix. The modified alkali silicate matrix is made by reacting an alkali silicate (or its precursors such as an alkali hydroxide, a SiO2 source and water), an acidic inorganic composition, such as a reactive glass, water and optional fillers, additives and processing aids. An inorganic matrix composite can be prepared by applying a slurry of the modified aqueous alkali silicate composition to a reinforcing medium and applying the temperature and pressure necessary to consolidate the desired form. The composite can be shaped by compression molding as well as other known fabrication methods. A notable aspect of the invention is that, although composite and neat resin components prepared from the invention can exhibit excellent dimensional stability to 1000° C. and higher, they can be prepared at the lower temperatures and pressures typical to organic polymer processing.
Owner:THE BF GOODRICH CO
Coatings and methods for corrosion detection and/or reduction
Coatings and methods are provided. An embodiment of the coating includes microcapsules that contain at least one of a corrosion inhibitor, a film-forming compound, and an indicator. The microcapsules are dispersed in a coating vehicle. A shell of each microcapsule breaks down in the presence of an alkaline condition, resulting from corrosion.
Owner:NASA
Hot melt conductor paste composition
InactiveUS6814795B2Freeze fastHigh densitySemiconductor/solid-state device detailsConductive materialScreen printingWire gauze
The present invention provides a hot melt conductor paste composition that includes conductive particles and glass particles dispersed in a thermoplastic polymer system. The hot melt conductor paste composition according to the invention is a solid at room temperature, but melts at a temperature of from about 35.degree. C. to about 90.degree. C. to form a flowable liquid that can be applied to a silicon substrate by screen printing. The hot melt conductor paste composition is particularly suitable for use in the fabrication of photovoltaic cells.
Owner:HERAEUS PRECIOUS METALS NORTH AMERICA CONSHOHOCKEN
Film made from denatured clay
ActiveUS20090202806A1High mechanical strengthGood flexibilityAlkali metal silicate coatingsCellulose coatingsHeat resistanceWater vapor
The present invention provides a novel technology and a novel material having excellent pliability, gas barrier properties and water resistance, for the technical fields of packaging materials, sealing materials, electric insulating materials and the like, the present invention relates to a film of a material having a denatured clay as a main constituent thereof, wherein (1) the film comprises a denatured clay and an additive, (2) the weight ratio of the denatured clay is not less than 70% relative to total solids, (3) the film has gas barrier properties and water-vapor barrier properties, (4) the film has heat resistance, (5) the film has water resistance, (6) the film has sufficient mechanical strength to be used as a self-supporting film, and (7) the film can be formed on the surface of metals, plastics, rubber, paper and the like, and the present invention can provide a material comprising the denatured clay film in which denatured clay particles are highly oriented and which has excellent heat resistance, excellent pliability, excellent gas barrier properties, excellent water-vapor barrier properties, and high water resistance.
Owner:NAT INST OF ADVANCED IND SCI & TECH
Pearlescent film coating systems and substrates coated therewith
ActiveUS6902609B2High degreeExcellent oxygen barrier propertiesConfectioneryPretreated surfacesPowder mixtureMedicine
The present invention is directed to film coating systems for use on oral dosage forms such as compressed tablets and orally-ingestible substrates which have improved pearlescent qualities. The film coating systems can be applied either directly to a substrate or after the substrate has been coated with a subcoat. In preferred aspects, the pearlescent film coating is prepared as a dry powder mixture containing a cellulosic polymer, a detackifier, a gloss enhancer, and a pearlescent pigment. Film coating compositions containing an aqueous suspension of the powder mixtures, methods of applying the coatings to substrates and the coated substrates are also disclosed.
Owner:BPSI HLDG LLC
Conformal thermal interface material for electronic components
InactiveUS20030207064A1Readily apparentIncrease interface areaLamination ancillary operationsSemiconductor/solid-state device detailsRoom temperatureConductive materials
A thermally-conductive interface for conductively cooling a heat-generating electronic component having an associated thermal dissipation member such as a heat sink. The interface is formed as a self-supporting layer of a thermally-conductive material which is form-stable at normal room temperature in a first phase and substantially conformable in a second phase to the interface surfaces of the electronic component and thermal dissipation member. The material has a transition temperature from the first phase to the second phase which is within the operating temperature range of the electronic component.
Owner:BUNYAN MICHAEL H +1
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