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Composite strip

A composite strip and a method of manufacturing a pre-cured composite strip. A pre-cured composite strip having a thermoset resin may be placed on a surface of a portion of a composite component where a caul plate seam may be expected. Caul plates may be placed on the composite component after placing the pre-cured composite strip to form the caul plate seam. The composite component may be cured after placing the caul plates on the composite component.




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Composite for phosphate and ammonium ion removal

The invention employs composites of zeolite and ferric oxide hydroxide for removal of inorganic nitrogen and phosphorus wastes from animal environments.




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Composite foliage Si fertilizer for lowering contents of heavy metals and nitrate in vegetable, and preparation method thereof

The present invention is related to the field of environmental protection, more specifically, to a foliage silicon fertilizer and a method for production of the fertilizer, which is a molybdenum-silica compound sol used for reducing heavy metal and nitrates in vegetables. The fertilizer, which is a molybdenum-silica compound sol, comprises 10-25 wt % silica, 0.05-5.5 wt % molybdenum ions. More preferably, the fertilize, which is a rare earth-molybdenum-silica compound sol, comprises 10-25 wt % silica, 0.05-5.5 wt % molybdenum ions and 0.1-7.5 wt % rare earth ions. By the combination of silica with molybdenum in the present invention, it is effective for preventing the absorption/accumulation of nitrates in vegetables. In addition, by the further combination with rare earth element, the prevention ability of the fertilizer from absorbing heavy metal and nitrates into vegetables is even enhanced. With a preparation method with normal pressure and relatively, low temperature, that is, with mild condition, simple process and high operability, large scale production of the present invention may be readily executed.




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Porosity inspection system for composite structures

A method and apparatus for inspecting a composite structure. A response sound signal to a sound signal sent into the composite structure at a location on the composite structure is detected. An attenuation is identified in the response sound signal detected in response to the sound signal sent into the composite structure at the location on the composite structure. An indication of whether additional evaluation of the location is needed based on a comparison of the attenuation in the response sound signal to a baseline attenuation value for porosity for the location on the composite structure is generated.




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COMPOSITE TRAMPOLINE ENCLOSURE SYSTEM

A composite trampoline enclosure system has a trampoline with a trampoline frame and a trampoline bed. The trampoline enclosure is mounted to the trampoline. The trampoline enclosure further includes an enclosure pole formed as a tubular post, and an endcap. The endcap fits over the tubular post. A flexible top line is made of polyethylene or polypropylene. The flexible top line connects to the endcap. The flexible top line supports the trampoline enclosure netting. An extended coil spring is whipped in a helical orientation around an external circumferential periphery of the flexible top line. The trampoline enclosure netting is extended around the trampoline bed. The trampoline enclosure netting is supported by the trampoline pole. The extended coil spring is preferably made of spring steel. The flexible top line is preferably made of a high density polyethylene tube.




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Fluid-tight end fitting for a composite hose and method of assembling a composite hose on such end fitting

A composite hose includes a tubular body of flexible material for transferring cryogenic fluid through the hose and for preventing fluid leakage through the body. The tubular body includes an inner wire helix spirally wound along the length of the hose, an outer wire helix spirally wound along the length of the hose, at least two reinforcing layers placed in between the inner and outer wire, at least one sealing layer placed between two reinforcing layers, an end fitting at both ends of the tubular body, each end fitting provided with a part for connection to another hose flange and an elongated cylindrical part, which is divided in an anchoring area for anchoring the tubular body and a static sealing area for fluid tight sealing of the hose. A gas tight sealing is created by bonding the at least one sealing layer to the cylindrical part over a ring shaped bonding area.




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Composite cord and method of making and support structure and tire containing same

A composite hybrid cord comprising a core comprising of a first bundle of synthetic filaments having a filament tenacity of from 10 to 40 grams per decitex and a plurality of cabled strands helically wound around the core, each cabled strand comprising of a plurality of metal strands helically wound around a center second bundle of synthetic filaments that have a filament tenacity of from 10 to 40 grams per decitex. The ratio of the largest cross sectional dimension of the first bundle of synthetic filaments to the largest cross sectional dimension of the second bundle of synthetic filaments is from 1.5:1 to 20:1. The metallic filaments of the cabled strands have an elongation at break that is no more than 24 percent different from the elongation at break of the synthetic filaments of the first and second bundles.




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Cut resistant composite yarn

The invention relates to a cut resistant composite yarn comprising: a) at least one yarn containing filaments and/or staple fibers, said filaments and/or staple fibers containing a hard component, said hard component being a plurality of hard fibers, said hard fibers having an average diameter of at most (25) microns; and b) at least one continuous elastic filament. The invention further relates to a fabric and articles comprising the yarn, in particular a glove.




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Composite yarn, fabric, and automotive interior material made from paper

The present invention provides a method for manufacturing a composite yarn of paper, e.g., traditional Korean paper, and a composite yarn manufactured thereby, a method for manufacturing a fabric using the same and an automotive interior material manufactured thereby. More particularly, the present invention relates to a method for manufacturing a composite yarn of traditional Korean paper by using a traditional Korean paper yarn and a synthetic yarn, in which the composite yarn can be used in weaving and knitting, and a method for manufacturing a fabric as an automotive interior material using the same. Accordingly, the present invention provides a method for manufacturing a composite yarn of paper, comprising twisting a tape-type paper yarn, and covering the twisted paper yarn as a ground yarn at least two strands of synthetic yarn as an effect yarn to manufacture a composite yarn of paper of 160˜700 denier.




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Rubber-steel cord composite

Provided is a rubber-steel cord composite which is excellent in workability and which is markedly excellent in tensile characteristics, an adhesive property after vulcanization for a short time and a heat resistant adhesive property. The rubber-steel cord composite has such a constitution that a steel cord which has a brass-plated layer on a peripheral surface thereof and in which a content of phosphorus contained in the form of oxide in a wire surface layer region extending from a surface of the above brass-plated layer up to a depth of 5 nm in a wire radial direction toward the inside is 1.5 atomic % or less is adjacent to a rubber composition containing a rubber component, sulfur and a sulfeneamide base vulcanization accelerator represented by the following Formula (I): wherein R1, R2, R3, R4, R5, R6; x and n are as defined in the specification.




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Size-covered composite yarns and method for making same

Composite yarns, comprising one or more elastomeric fibers and hard yarns, are formed by adhering the elastomeric fibers and hard yarns together using a size material. The size-covered composite yarn can be used in weaving and knitting to make stretch fabrics with desired garment characteristics. The size material may be removed by subsequent wet fabric processing.




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Composite smokeless tobacco products, systems, and methods

A smokeless tobacco product includes smokeless tobacco and a polymeric material in intimate contact with the smokeless tobacco and stabilized in conformance to a surface topography of the tobacco's fibrous structures such that the stabilized polymeric material secures the smokeless tobacco together. The smokeless tobacco product has a moisture-permeable porous surface and an overall oven volatiles content of at least 10 weight percent.




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Method for opening fabric, fabric, and composite material

According to the present invention there is provided a method for opening a fabric, in which warp and weft yarns can be uniformly opened using a simple method without having to alter the fabric weaving procedure. The method is a method for opening a fabric (4) produced by weaving a warp yarn (2) and a weft yarn (3), each of which having a bundled plurality of fiber filaments (1). A contact body (6) is provided to a surface of the fabric (4) with a protective film (5) interposed therebetween, and the contact body (6) is caused to move over the fabric (4) obliquely, and in a relative manner, with respect to the longitudinal direction of the warp yarn (2) or the weft yarn (3), whereby the warp yarn (2) or the weft yarn (3) is spread.




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Bias fiber control during wrapping of a fabric preform for a composite component

A method is disclosed of directing bias tows of a fabric to be wrapped around a form to create a fabric preform. The fabric includes at least a first set of bias tows that are generally parallel with one another and a second set of bias tows that are generally parallel with one another but that are not parallel with the first set of bias tows. An edge strip is attached to ends of the first set of bias tows at a first lateral edge of the fabric relative to a feed direction of the fabric onto the form. The edge strip is moved to direct the first set of bias tows. The fabric is wrapped around the form by rotating the fabric and form relative to one another about the central axis of the form to create the fabric preform.




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PLANNING AND GUIDING METHOD AND EXCAVATION GUIDING DEVICE FOR CORRECTLY IMPLANTING ARTIFICIAL TOOTH ROOT AT PREDETERMINED SITE

A planning and guiding method and excavation guiding device correctly implant an artificial tooth root at a predetermined site, perform various excavation processes on a cortical bone section and a spongy bone section by stage-based guidance, and guide eccentric excavation of the cortical bone section and concentric excavation of the spongy bone section according to a bone pattern, such that the artificial tooth root thus implanted is not only positioned at a planned ideal site but also manifests appropriate initial stability.




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Modified cellulose fibers and cellulose composite thereof

An object of the invention is to provide cellulose fibers which can give a cellulose composite that renders high transparency, a reduction in linear expansion coefficient, and a high modulus of elasticity possible. The invention relates to: a process for producing modified cellulose fibers which includes a modification reaction step of reacting cellulose with an aromatic compound in an organic acid to thereby modify the cellulose with an aromatic-ring-containing substituent; cellulose fibers modified with aromatic-ring-containing substituent; a dispersion of the cellulose fibers; and a cellulose fiber composite obtained from the same.




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CERAMIC-POLYMER COMPOSITE ELECTROLYTES FOR LITHIUM POLYMER BATTERIES

Composites of lithium-ion-conducting ceramic and polymeric materials make superior separators and electrolytes for use in lithium batteries. The ceramic material provides a high conductivity pathway for lithium-ions, enhancing the properties of the less conductive polymeric material. The polymeric material provides flexibility, binding, and space-filling properties, mitigating the tendency of rigid ceramic materials to break or delaminate. The interface between the polymer and ceramic can be made to have a low ionic resistance through the use of additives and coatings.




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COMPOSITE POLYAMIDE MEMBRANE POST-TREATED WITH NITROUS ACID

A method for making a composite polyamide membrane comprising a porous support and a polyamide layer, including the steps of: i) applying a polar solution comprising of polyiunctional amine monomer and a non-polar solution comprising a polyiunctional acyl halide monomer to a surface of a porous support and interfacially polymerizing the monomers to form a polyamide layer; and ii) exposing the thin film polyamide layer to nitrous acid; wherein the method is characterized by at least one of: conducting the interfacial polymerization of step i) in the presence of a subject amine-reactive compound, or applying a subject amine-reactive compound to the interfacially polymerized polyamide layer prior to step ii), wherein the subject amine-reactive compound is different from the polyiunctional acyl halide and polyiunctional amine monomers and is represented by the following formula:




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COMPOSITE MATERIAL WITH COATING MATERIAL

The invention relates to a composite material composed at least of one carrier material, wherein the carrier material is coated on a first surface with a first coating material and on a second surface with a second coating material, wherein the composite material has links of coating material which run from the first surface of the carrier material to the second surface of the carrier material, wherein links of coating material start from 1% to 90% of at least one of the surfaces of the carrier material. The invention further relates to a method for producing a composite material of this type.




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THERMOPLASTIC COMPOSITE AND ITS MANUFACTURING

The present invention provides a roll-to-roll continuous manufacturing process for producing a thermoplastic composite laminate comprising extruding a thermoplastic resin into a film article, surface treating a fiber material with a special sizing and laminating at least one layer of thermoplastic film and at least one layer of the surfaced treated fiber material into a composite sheet at a temperature above the melting or softening point of the thermoplastic film and under pressure applied by nipping rolls or nipping belts.




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METHOD FOR MANUFACTURING GRAPHENE COMPOSITE FILM

The present invention provides a method for manufacturing a graphene composite film including preparing a zeolite suspension and a graphene oxide suspension containing graphene oxide, reducing the graphene oxide suspension until the graphene oxide is partially reduced to form partially-reduced graphene oxide, followed by adding the zeolite suspension and a surfactant into the partially-reduced graphene oxide suspension to form a composite solution, further reducing the composite solution until the partially-reduced graphene oxide is completely reduced to form graphene, and forming the composite solution into the graphene composite film on a substrate via plasma-enhanced atomizing deposition.




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GRAPHENE-IONIC LIQUID COMPOSITES

Method of making a graphene-ionic liquid composite. The composite can be used to make electrodes for energy storage devices, such as batteries and supercapacitors.




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METHOD FOR MANUFACTURING ENERGY-STORAGE COMPOSITE MATERIAL

The present disclosure provides a method for manufacturing an energy-storage composite material. The method includes (a) providing a solution having a carbon substrate, and placing the solution in a pressure container, and a surface of the carbon substrate having an energy-storage active precursor; (b) stirring the solution having the carbon substrate at a first stirring speed, and venting air in the pressure container at a first temperature, such that a pressure in the pressure container reaches a first pressure and is maintained for a first period of time; and (c) introducing a fluid into the pressure container, stirring the solution having the carbon substrate at a second stirring speed, increasing a pressure and a temperature in the pressure container to a second pressure and a second temperature and maintaining for a second period of time, and then reducing the pressure to the atmosphere pressure to obtain an energy-storage composite material.




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CHINESE WEBSITE CLASSIFICATION METHOD AND SYSTEM BASED ON CHARACTERISTIC ANALYSIS OF WEBSITE HOMEPAGE

Disclosed are a Chinese website classification method and system based on characteristic analysis of a website homepage. The method specifically comprises the following steps: S1, crawling website content; S2, labeling a website type; S3, extracting website information; S4, calculating a weight and representing the weight in the form of a characteristic vector; and S5, classifying the website by comparing the characteristic vector. By utilizing the above Chinese website classification method and system, the noise interference can be alleviated to the greatest extent by only extracting a title and meta-information of the website; by means of pre-processing and characteristic vector expression, the characteristics of the website are accurately expressed with the vector, so that the accuracy of classification is increased; and since only the title and meta-information of the website need to be processed, the quantity of data to be processed is small, and the processing speed is high.




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Profiled retaining section for positioning a seam connecting two decorative layers and composite part comprising a profiled retaining section

A profiled retaining section for positioning a seam connecting two decorative layers includes an upper region, a center region and a lower region forming at least one anchor. The upper region is designed as a piping, or in the manner of a piping, for protruding over a visible side of the skins to be positioned. The center region includes two sides to be sewn to the decorative layers. The anchor is designed to be introduced in a groove having a lesser width than the anchor itself and to exert a force on the groove in the lateral direction. The upper region, the center region and the anchor are integral with each other and arranged in the vertical direction relative to each other. Also described is a composite part that uses the profiled retaining section.




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Hinge in composite material and process for its manufacture

Disclosed is a hinge having a rigid portion integral with a flexible portion suitable to be bent with respect to the rigid portion, wherein the rigid portion has a substrate in a rigid composite material and the flexible portion has a first flexible sheet, wherein a first portion of the first flexible sheet is joined at least partially to the substrate by means of at least one first layer of resin for composite materials, wherein the flexible portion also has a second flexible sheet joined at least partially by means of at least one second layer of resin for composite materials both to the first portion of the first flexible sheet and to at least one second portion of the first flexible sheet which is not joined to the substrate.




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VARIABLE-DENSITY COMPOSITE ARTICLES, PREFORMS AND METHODS

A metal matrix composite article that includes at least first and second regions, first and second reinforcement materials, a metal matrix composite material occupying the second region of the body and comprising a metal matrix material and the second reinforcement component, a preform positioned in the first region of the body and infiltrated by at least the metal matrix material of the metal matrix composite material. The article further includes a transition region located proximate an outer surface of the preform that includes a distribution of the second reinforcement component comprising a density increasing according to a second gradient in a direction toward the outer surface of the preform.




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COMPOSITE ELECTRONIC CONNECTOR

A composite electronic connector comprising an insulating housing, a USB Type-C connector and a USB Type-A connector which are arranged in the insulating housing is disclosed. The USB Type-C connector comprises a circuit board, a connecting line and a plurality of transferring terminals. One side of the circuit board is arranged with twenty-four golden fingers, other side of the circuit board is connected with the plurality of transferring terminals. The connecting line is used to integrate signal transmitted through the twenty-four golden fingers of the USB Type-C connector into USB Type-A standard adopted outputting signal, and outputs the outputting signal through the plurality of transferring terminals.




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Composite sintered body

A composite sintered body according to the present invention contains at least cubic boron nitride and a binder. Cubic boron nitride has a continuous skeleton structure as a result of bonding of a plurality of first cubic boron nitride particles to each other. The binder has a continuous structure as a result of bonding of a plurality of binder particles to each other, that are present in a region except for a bonding interface where the first cubic boron nitride particles are bonded to each other. Second cubic boron nitride particles isolated from the first cubic boron nitride particles forming the skeleton structure are dispersed in the continuous structure of the binder particles.




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ULTRASONIC-ROTARY COMPOSITE ATOMIZATION MECHANISM

An ultrasonic-rotary composite atomization mechanism comprises a housing and an ultrasonic unit passing through the housing and free to rotate with respect to the housing. A dynamic unit is installed in a position of the ultrasonic unit, which is corresponding to the housing, to drive the ultrasonic unit to rotate with respect to the housing. The ultrasonic unit includes a material supply channel, a vibration member disposed in the ultrasonic unit, and a vibration-rotation cup connected with the material supply channel. The material supply channel carries a liquid into the vibration-rotation cup. The dynamic unit and vibration member operate simultaneously to make the vibration-rotation cup rotate at high speed and vibrate ultrasonically. Thus is generated a synergistic effect: the ultrasonic vibration uses inertia force to break the cohesion and disperse the liquid, and the high-speed rotation generates centrifugal force to atomize the liquid.




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ENHANCED BARRIER FILMS COMBINING VAPOR DEPOSITED COATINGS AND POLYMER BASED COATINGS

The invention concerns barrier films comprising: (i) a substrate comprising at least first and second coatings on the substrate; (ii) the first coating comprising an inorganic oxide, metal oxide or metallic coating; and (iii) the second coating capable of adhering to the substrates, wherein the second coating is polymeric; wherein the degradation of oxygen transmission rate is reduced when compared to a barrier film without the second coating when the barrier film is subjected to Gelbo-type flexing as described in ASTM F392.




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AMINO-CONTAINING SILICA PARTICLE, COMPOSITION FOR FORMING POLYIMIDE AEROGEL, POLYIMIDE AEROGEL AND METHOD OF FABRICATING THE SAME, POLYIMIDE AEROGEL-CONTAINING COMPOSITE MATERIAL

An amino-containing silica particle is provided. The amino-containing silica particle is obtained by hydrolysis-condensation reaction of an alkoxy silane represented by formula (I), an alkoxy silane represented by formula (II) and a catalyst: Si(OR1)4 formula (I) (NH2—Y)m—Si(OR2)4-m formula (II) wherein in formula (I), R1 is a C1-C10 alkyl group, and in formula (II), Y is a C1-C10 alkyl group or a C2-C10 alkenyl group, R2 is a C1-C10 alkyl group, and m is an integer of 1 to 3.




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METHODS FOR PRODUCING ULTRAFINE FIBER AND ULTRAFINE FIBER-CONTAINING SHEET, SHEET OBTAINED THEREBY, AND RESIN COMPOSITE COMPRISING LAMINATED RESINS

An object of the present invention is to provide a method for producing an ultrafine fiber-containing sheet with suppressed yellowing. Another object of the present invention is to provide an efficient method for eliminating an introduced substituent, and a composite sheet comprising an organic layer and/or an inorganic layer laminated on the obtained sheet. The present invention provides a method for producing an ultrafine fiber-containing sheet, comprising (a) introducing a substituent having electrostatic and/or steric functionality to a fiber raw material to obtain substituent-introduced fiber; (b) machine-processing the substituent-introduced fiber obtained in the step (a) to obtain substituent-introduced ultrafine fiber; (c) preparing a sheet from the substituent-introduced ultrafine fiber obtained in the step (b); and (d) eliminating at least a portion of introduced substituents from the sheet obtained in the step (c). In a preferred aspect, the substituent having electrostatic and/or steric functionality is a phosphoric acid-derived group, and the method may further comprise, after the step (a) and before the step (c), the step of (e) changing the degree of neutralization of the substituent-introduced fiber or the substituent-introduced ultrafine fiber.




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Enhanced Boiling with Selective Placement of Nucleation Sites

A heat transfer system includes a substrate having a heat exchange region including a surface having an enhancement region including alternating regions of selectively placed plurality of nucleation sites and regions lacking selectively placed nucleation sites, such that bubble formation and departure during boiling of a liquid in contact with the enhancement region induces liquid motion over the surface of the regions lacking selectively placed nucleation sites sufficient to enhance both critical heat flux and heat transfer coefficient at the critical heat flux in the enhancement region of the system.




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Method for producing composite carbon fibers

An object of the present invention is to provide a method for producing composite carbon fibers in which two or more carbon fibers are dispersed in a nearly homogenous state, the composite carbon fibers capable of being easily dispersed in a matrix such as a resin without leaving aggregate, and imparting low resistance. Disclosed is a method for producing composite carbon fibers, which comprises imparting a cavitation effect to slurry containing 6% by mass or less of two or more carbon fibers each having a different average fiber diameter under a pressure of 100 MPa or more and less than 245 MPa thereby to form a composite.




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ENERGY HARVESTING DEVICE USING ELECTROACTIVE POLYMER NANOCOMPOSITES

An energy harvesting device includes: a first nanoporous electrode and a second nanoporous electrode, each of which is configured to which store electrical charge; a first current collector connected to the first nanoporous electrode and a second current collector connected to the second nanoporous electrode; and an enclosure that contains the first and second nanoporous electrodes and the first and second current collectors and transfers a force applied from the outside to the first nanoporous electrode and the second nanoporous electrode, wherein at least one of the first nanoporous electrode and the second nanoporous electrode comprises an ion conductive polymer.




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Composite joint filler seal material for joints in precast concrete structures

An apparatus for filling joints in precast concrete structures includes a core that has exceptionally low creep and conforms to ASTM D 1752 made of controlled particle size composites of recycled cellular rubber and plastic materials in the form of a rectangular slab. Holes are drilled through a central area and countersink recesses are formed around the holes. An outer coating of a thermoplastic polyurethane/polyurea elastomer system of a thickness of 0.075 inch covers the slab and countersink recesses. The coated core is abrasion and UV resistant while having the creep characteristics needed to make a dam expansion joint filler.




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Composite material used for catalyzing and degrading nitrogen oxide and preparation method and application thereof

The invention discloses a composite material used for catalyzing and degrading nitrogen oxide and its preparation method and application thereof. The invention of the hollow g-C3N4 nanospheres/reduced graphene oxide composite-polymer carbonized nanofiber material is prepared as follow: 1) the preparation of silica nanospheres; 2) the preparation of hollow g-C3N4 nanospheres; 3) the preparation of graphene oxide; 4) the preparation of surface modified hollow g-C3N4 nanoparticles preparation; 5) the preparation of composites; 6) the preparation of composite-polymer carbon nanofiber material. The raw materials used in the process is low cost and easy to get; the operation of the invention is simple and convenient without the use of expensive equipment in the whole process; the composite has high adsorption efficiency of ppb level nitrogen oxide with good repeatability.




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METHOD FOR PRODUCTION OF A COMPOSITE LAYER COMPRISING A PLASTIC FOIL AND A LAYER DEPOSITED THEREON

Methods are provided for production of a composite layer comprising a plastic foil and a layer deposited directly thereon. A method for production of a composite layer comprising a plastic foil and at least one layer deposited directly onto the plastic foil by means of chemical gas-phase deposition within a vacuum chamber may be provided, wherein the plastic foil has a proportion of at least 20 percent by mass of a metal element or of a semiconductor element, wherein during the layer deposition, at least one monomer is supplied into the vacuum chamber and a plasma is formed within the vacuum chamber. After completed deposition of the layer, at least one surface region of the layer is exposed to accelerated electrons.




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Detection and Assessment of Damage to Composite Structure

Methods and systems for monitoring an integrity of electrical connectivity between a repair patch and a parent structure include providing the repair patch with an embedded sensor configured to detect electrical conductivity. The repair patch includes a ply of conductive material that overlaps a portion of a conductive layer of the parent structure. A baseline set of sensor data is acquired from the sensor indicative of an electrical connectivity between the ply of conductive material of the repair patch and the conductive layer of the parent structure. One or more additional sets of data may be obtained from the sensor and compared to the baseline set of data to determine an integrity of the electrical connectivity between the ply of conductive material of the repair patch and the conductive layer of the parent structure.




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Detection and Assessment of Damage to Composite Structure

A system comprising: a parent structure made of composite material and having a repair site; a repair patch made of composite material, the repair patch being bonded to the parent structure at the repair site; and a sensor embedded in the repair patch. The system may further comprise non-volatile memory and an interface unit embedded in the repair patch and electrically connected to the sensor. In one embodiment, the sensor is a loop-shaped sensor comprising an electrically conductive structure having an electrical conductivity that varies as a function of a pressure exerted on the repair patch. In another embodiment, the sensor comprises a sensor chip having nonvolatile memory. In a further embodiment, the sensor comprises an optical fiber that is sensitive to changes in pressure on or strain in the repair patch.




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VACUUM-ASSISTED IN-NEEDLE CAPPLICARY ADSORPTION TRAP WITH MULTIWALLED POLYANILINE/CARBON NANOTUBE NANOCOMPOSITE SORBENT

A vacuum-assisted in-needle capillary adsorption trap (VA-INCAT) device for sampling and delivering materials to an analytical device is disclosed. A sorbent is multiwall carbon nanotube/polyaniline (PANI/MWCNT) nanocomposite and is coated within an interior space of the needle between the second end and the side aperture to entrap an analyte within a sample. The VA-INCAT device also includes a vacuum device configured to vacuum the vacuum flask to improve the extraction of the analytes vapors from the sample matrix to the sorbent bed.




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Biological composite material loaded with magnetic nanoparticles with core-shell structure, the preparation therefore and the application

A preparation method of Bacillus subtilis biological composite material loaded with Fe3O4 magnetic nanoparticles with core-shell structure includes the following steps: 1) preparation of Fe3O4 nanoparticles, 2) preparation of Fe3O4@mSiO2 nanoparticles, 3) preparation of Fe3O4@mSiO2@MANHE nanoparticles; and 4) preparation of Bacillus subtilis@Fe3O4@mSiO2@MANHE composite.




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CONDUCTIVE COMPOSITE AND CAPACITOR UTILIZING THE SAME

A conductive composite is provided, which includes a conductive conjugated polymer and a mixture. The mixture includes (a) boron oxide, and (b) sulfur-containing compound, nitrogen-containing compound, or a combination thereof. A capacitor is also provided, which includes an anode electrode, a dielectric layer on the anode electrode, a cathode electrode, and an electrolyte between the dielectric layer and the cathode electrode, wherein the electrolyte includes the described conductive composite.




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CONDUCTIVE SURFACING MATERIAL FOR COMPOSITE STRUCTURES

An electrically conductive surfacing material capable of providing sufficient conductivity for lightning strike protection (LSP) and/or electromagnetic interference (EMI) shielding is disclosed. The conductive surfacing material is a multi-layered structure having a very thin conductive layer (e.g. solid metal foil) and a resin film formed on at least one surface of the conductive layer. The resin film is formed from a curable resin composition containing an epoxy novolac resin, a tri-functional or tetra-functional epoxy resin, ceramic microspheres, a latent amine-based curing agent, particulate inorganic fillers; and a toughening component. Optionally, the resin film further includes conductive additives to increase electrical conductivity of the surfacing material. The resin film exhibits high Tg as well as high resistance to paint stripper solutions. Furthermore, the conductive surfacing material is suitable for co-curing with fiber-reinforced resin composite substrates.




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METHOD OF VERIFYING REMOVAL OF A PEEL PLY MATERIAL FROM A COMPOSITE STRUCTURE AND DOPED PEEL PLY ASSEMBLY

A method of verifying removal of peel ply material from a composite structure is provided. The method includes doping a layer of peel ply fabric with an identifier. The method also includes curing the composite structure with the layer of peel ply fabric disposed on a surface of the composite structure. The method further includes removing the layer of peel ply fabric from the surface. The method yet further includes scanning the surface of the composite structure for the identifier.




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DISCONTINUOUS-FIBER COMPOSITES AND METHODS OF MAKING THE SAME

The invention relates to compositions comprising composite materials comprised of discontinuous fibers and one or more polymers and/or oligomers. The invention relates to methods of making the same. The composite materials can be in the form of compositions, composite sheets, laminates, pellets, and/or shaped composite products.




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METHOD FOR MAKING COMPOSITE STRUCTURE WITH A SURFACING FILM THEREON

A method for making a composite structure with a surfacing film thereon. The surfacing film is co-cured with fiber-reinforced resin composite materials. The surfacing film is formed from a curable resin composition containing an epoxy novolac resin, a tri-functional or tetra-functional epoxy resin, ceramic microspheres, an amine-based curing agent, particulate inorganic fillers; and a toughening component. The surfacing film exhibits high Tg and high cross-linked density after curing, as well as high resistance to paint stripper solutions.




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DEVICE AND METHOD FOR PRODUCING COMPOSITE SHEETS USING MULTIPLE LAMINATION

A device for producing a strip-shaped composite sheet may comprise at least two outer metal cover sheets and at least one plastic layer disposed between the two outer metal cover sheets. The device may further comprise at least one first laminating device for laminating the metal cover sheets with the at least one plastic layer arranged between the metal cover sheets, with the first laminating device comprising at least two laminating rolls forming a laminating gap. One object of the present disclosure is to provide methods and devices for producing composite sheets, with which the economy, in particular the production speed, of the production method can be significantly increased and at the same time the risk of delamination of the composite sheets during the further processing can be reduced.”




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Coordinated Composite Tape Laying

A method and apparatus for laying composite tape. The method may comprise driving a plurality of robots, each having a respective movement system across a movement surface, in which the movement surface faces a workpiece, and laying composite tape from the plurality of robots in a coordinated manner on the workpiece.