TINTAS Y PINTURAS CON PROPIEDADES ELÉCTRICAS

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Resultados 67 resultados LastUpdate Última actualización 14/12/2018 [15:49:00] pdf PDF




Solicitudes publicadas en los últimos 30 días / Applications published in the last 30 days (Publicaciones Chinas excluidas /Chinese publications excluded).



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MAGNETORESISTIVE SENSORS AND SWITCHES FROM PRE-BUNDLED NANOWIRES

NºPublicación: US2018356471A1 13/12/2018

Solicitante:
LITTELFUSE INC [US]

Resumen de: US2018356471A1

A method for forming a magnetoresistive sensor. The method may include dissolving a substrate, the substrate comprising plated nanowires, wherein a dissolved substrate is formed. The method may further include forming an intermediate mixture from the dissolved substrate, and forming pre-bundled nanowires from the intermediate mixture.



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MATCHED-TYPE ELECTROMAGNETIC WAVE ABSORBER

NºPublicación: US2018354242A1 13/12/2018

Solicitante:
TOMOEGAWA CO LTD [JP]

Resumen de: US2018354242A1

By laminating a resin composition layer in which a filler with an aspect ratio of 5 or more and a filler with an aspect ratio of less than 5 are dispersed and fixed with an electromagnetic wave reflection layer in a cured product of a resin composition containing an acrylic polymerizable resin and a polymerization initiator, it is possible to provide a matched-type electromagnetic wave absorber having high heat resistant dimensional stability and high electromagnetic wave absorption performance.



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METHOD FOR MANUFACTURING SILVER NANOPARTICLE DISPERSION AND METHOD FOR MANUFACTURING SILVER NANOPARTICLE INK

NºPublicación: US2018354031A1 13/12/2018

Solicitante:
NATIONAL UNIV CORPORATION YAMAGATA UNIV [JP]

Resumen de: US2018354031A1

A method for producing a silver nanoparticle dispersion according to the present invention includes the steps of mixing an amine compound, a resin, and a silver salt to yield a complex compound; and heating and decomposing the complex compound to form silver nanoparticles. A silver nanoparticle ink can be obtained by adding an organic solvent to the silver nanoparticle dispersion obtained by this method. The resin includes, for example, a polymer exhibiting viscosity at a temperature within the range of 20° C. to 50° C. or a high molecular weight compound exhibiting viscosity at a temperature within the range of 20° C. to 50° C.



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POPULATION OF METAL OXIDE NANOSHEETS, PREPARATION METHOD THEREOF, AND ELECTRICAL CONDUCTOR AND ELECTRONIC DEVICE INCLUDING THE SAME

NºPublicación: US2018359854A1 13/12/2018

Solicitante:
SAMSUNG ELECTRONICS CO LTD [KR]

Resumen de: US2018359854A1

An electrical conductor includes a substrate; and a first conductive layer disposed on the substrate and including a plurality of metal oxide nanosheets, wherein adjacent metal oxide nanosheets of the plurality of metal oxide nanosheets contact to provide an electrically conductive path between the contacting metal oxide nanosheets, wherein the plurality of metal oxide nanosheets include an oxide of Re, V, Os, Ru, Ta, Ir, Nb, W, Ga, Mo, In, Cr, Rh, Mn, Co, Fe, or a combination thereof, and wherein the metal oxide nanosheets of the plurality of metal oxide nanosheets have an average lateral dimension of greater than or equal to about 1.1 micrometers. Also an electronic device including the electrical conductor, and a method of preparing the electrical conductor.



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MULTI-SOLVENT PEROVSKITE COMPOSITION

NºPublicación: US2018358184A1 13/12/2018

Solicitante:
IMEC VZW [BE]
KATHOLIEKE UNIV LEUVEN KU LEUVEN R&D [BE]

Resumen de: EP3199664A1

The present invention relates to a composition comprising one or more perovskite precursors dissolved in a mixture of solvents comprising: i. one or more polar aprotic solvents, each selected in such a way that it can, when used in absence of other components, dissolve said one or more perovskite precursors, ii. one or more linear alcohols of general formula C n H 2n+1 OH, wherein n is from 1 to 12, and iii. optionally, one or more acids wherein the polar aprotic solvent or mixture of polar aprotic solvents represent between 50 and 95 vol% of the mixture of solvents.



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BINDER CONTAINING POLYVINYLIDENE FLUORIDE CAPABLE OF FIXING TO A METAL AND ASSOCIATED LITHIUM-ION BATTERY ELECTRODE

NºPublicación: US2018355206A1 13/12/2018

Solicitante:
ARKEMA FRANCE [FR]

Resumen de: US2018355206A1

The present invention relates to a binder which can be used in a lithium-ion battery, comprising at least one polyvinylidene fluoride and at least one acrylic copolymer including monomers having functional groups which have an affinity for metals or are capable of fixing to the metals. According to the invention, in a characteristic manner, said polyvinylidene fluoride is such that a solution of N-methyl-2-pyrrolidone containing 5 wt % of said polyvinylidene fluoride has a viscosity, measured at 23° C. with an imposed shear rate of 30 rpm, of 125 mPa·s to 1500 mPa·s.



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FLEXIBLE, BIODEGRADABLE, AND BIOCOMPATIBLE SUPERCAPACITORS

NºPublicación: US2018355194A1 13/12/2018

Solicitante:
UNIV VIRGINIA COMMONWEALTH [US]

Resumen de: US2018355194A1

Provided herein is biodegradable supercapacitor system comprising a protein based flexible thin film substrate, patterned electrodes formed from a biocompatible conductive ink, and biocompatible gel electrolyte. Methods of making the supercapacitor system are also provided.



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CONDUCTIVE PASTE COMPOSITION FOR PROVIDING ENHANCED ADHESION STRENGTH TO A SEMICONDUCTOR SUBSTRATE AND ITS USE

NºPublicación: US2018358486A1 13/12/2018

Solicitante:
GIGA SOLAR MAT CORP [TW]

Resumen de: US2018358486A1

The present invention relates to a conductive paste, which imparts an electrode formed therefrom with enhanced adhesion strength to a semiconductor substrate by incorporation of LiAlO2 (lithium aluminate) therein. The present invention further relates to an electrode formed from the conductive paste and a semiconductor and in particular, a solar cell comprising the electrode produced therefrom.



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METAL-ADHESIVE, HYDROPHOBIC AND ELECTRICALLY CONDUCTIVE COATING, OF USE IN PARTICULAR AS PAINT FOR FUEL CELL BIPOLAR PLATE

NºPublicación: US2018355207A1 13/12/2018

Solicitante:
MICHELIN & CIE [FR]

Resumen de: US2018355207A1

A solid composition, of use in particular on any type of metallic substrate as a hydrophobic, electrically conductive, metal-adhesive coating, comprises at least (% by weight of composition): as conductive filler, from 75% to 95% of electrically conductive microparticles, the weight-average size of which is between 1 μm and 100 μm; and as hydrophobic, metal-adhesive polymer matrix, from 5% to 25% of a polymer matrix denoted “P”, comprising at least 2 different polymers P1, a thermoplastic fluoropolymer, the weight-average molecular weight of which, denoted “Mw”, is between 100 000 and 1 000 000 g/mol; and P2, a thermoset resin, the glass transition temperature of which is between 30° C. and 150° C. A steel bipolar plate, especially made of stainless steel, for a fuel cell, may be coated with such a composition.



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METHOD FOR PRODUCING ELECTRO-CONDUCTIVE PASTE

NºPublicación: US2018355191A1 13/12/2018

Solicitante:
HARIMA CHEMICALS INC [JP]

Resumen de: US2018355191A1

Provided is an electro-conductive paste suitable to yield a sintered metal fine particulate layer having excellent adhesion to an ITO substrate. Powdery silver oxide is dispersed in a non-polar solvent. An excess amount of formic acid is added to allow the formic acid to react with the powdery silver oxide to thereby convert the powdery silver oxide into powdery silver formate (HCOOAg). A primary amine is allowed to react with the powdery silver formate to provide a primary amine addition salt of the silver formate, and the primary amine addition salt of the silver formate is subjected to a decompositional reduction reaction at a liquid temperature of around 70° C. to generate silver nanoparticles having a coating layer including the primary amine. To the resulting silver nanoparticle dispersion liquid, more than 0 parts by mass and 2.0 parts by mass or less of a titanium compound or manganese compound is added per 100 parts by mass of silver.



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CIGS Nanoparticle Ink Formulation with a High Crack-Free Limit

NºPublicación: US2018355201A1 13/12/2018

Solicitante:
NANOCO TECHNOLOGIES LTD [GB]

Resumen de: US2018355201A1

A method for formulating a CIGS nanoparticle-based ink, which can be processed to form a thin film with a crack-free limit (CFL) of 500 nm or greater, comprises combining CIGS nanoparticles and binary chalcogenide nanoparticles in a solvent.



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CHARGE TRANSPORT VARNISH

NºPublicación: EP3413367A1 12/12/2018

Solicitante:
NISSAN CHEMICAL CORP [JP]

Resumen de: EP3413367A1

A charge transport varnish containing a charge transport substance, an electron-accepting dopant substance, and an organic solvent, wherein the electron-accepting dopant substance contains one or more types selected from naphthalene disulfonic acid, naphthalene trisulfonic acid, and naphthalene tetrasulfonic acid. This charge transport varnish is suitable for forming a hole collection layer that can be used to produce an organic photoelectric conversion element which exhibits high photoelectric conversion efficiency.



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ELECTROPHORETIC INK PROVIDING BISTABILITY

NºPublicación: WO2018219607A1 06/12/2018

Solicitante:
BASF SE [DE]

Resumen de: WO2018219607A1

The present invention refers to an electrophoretic ink, a method for preparing an electrophoretic ink, an electrophoretic display comprising the electrophoretic ink, a smart window comprising the electrophoretic ink as well as the use of the electrophoretic ink in electrophoretic displays or smart windows and the use of at least one surface-treated silica for improving the bistability of an electrophoretic ink.



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METHOD OF PATTERNED DEPOSITION EMPLOYING PRESSURIZED FLUIDS AND THERMAL GRADIENTS

NºPublicación: WO2018218373A1 06/12/2018

Solicitante:
UNIV FRASER SIMON [CA]

Resumen de: WO2018218373A1

A method of depositing a lateral pattern of a deposition material onto a substrate. The method comprises fabricating a laterally patterned deposition surface on the substrate having one or more deposition regions and one or more non-deposition regions. The method comprises depositing deposition material onto the deposition regions of the deposition surface to form a deposition structure comprising deposited regions and non- deposited regions. Depositing deposition material comprises dissolving the deposition material in a solvent to form a solution, introducing the deposition surface into fluid contact with the solution, varying a temperature of the solution, varying a pressure of the solution; and selectively heating the deposition regions to temperatures greater than the temperature of the solution to cause the deposition material to precipitate from the solution and deposit onto the deposition regions.



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METHODS FOR SYNTHESIZING METAL NANOSTRANDS, AND STRUCTURES FORMED OF THE METAL NANOSTRAND SYNTHESIZED THEREOF

NºPublicación: WO2018218368A1 06/12/2018

Solicitante:
NANO CNET LTD [CA]

Resumen de: WO2018218368A1

Nanostructures formed of metal nanostrands, and methods of forming the nanostrands, are described. These nanostructures can be used as a flexible or non- flexible, transparent or non-transparent conductive films or electronic circuit for various different applications. An example metal nanostrand can include: a first nanoplate joined laterally to a second nanoplate. Each of the nanoplates can have a top surface, a bottom surface and one or more side surfaces laterally extending from the top surface to the bottom surface. A (111) crystallographic plane can be arranged at each of the top surface and the bottom surface.



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SILOXANE-CONTAINING SOLAR CELL METALLIZATION PASTES

NºPublicación: US2018351011A1 06/12/2018

Solicitante:
ZHEJIANG KAIYING NEW MAT CO LTD [CN]

Resumen de: US2018351011A1

Frontside metallization pastes for solar cell electrodes contain siloxanes. Metallization pastes containing siloxanes can be used to fabricate fine line, high aspect ratio, solar cell gridlines.



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COMPOSITION, LAMINATE, METHOD FOR PRODUCING LAMINATE, TRANSISTOR, AND METHOD FOR PRODUCING TRANSISTOR

NºPublicación: US2018351105A1 06/12/2018

Solicitante:
NIKON CORP [JP]

Resumen de: WO2014092019A1

A composition has (a) a first organic compound represented by formula (1) (in the formula, R represents a hydrogen atom or glycidyl group; a plurality of R may be the same or different, but at least two R are glycidyl groups), (b) a second organic compound represented by formula (2), and (c) a photocationic polymerization initiator.



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ELECTROCONDUCTIVE INK AND METHOD OF MANUFACTURING ELECTROCONDUCTIVE SUBSTRATE

NºPublicación: WO2018221181A1 06/12/2018

Solicitante:
BANDO CHEMICAL IND [JP]

Resumen de: WO2018221181A1

The present invention provides an electroconductive ink capable of yielding an electroconductive film of superior film thickness uniformity and suppressed crack formation. This electroconductive ink contains colloidal silver particles, water, and diethylene glycol monoisobutyl ether. The colloidal silver particles comprise silver nanoparticles and a dispersant constituted by a hydroxy acid or salt thereof comprising COOH radicals and OH radicals, the number of COOH radicals being equal to or greater than the number of OH radicals. The electroconductive ink preferably also contains a glycol ether other than the diethylene glycol monoisobutyl ether.



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STRETCHABLE POLYMER THICK FILM COMPOSITIONS FOR THERMOPLASTIC SUBSTRATES AND WEARABLES ELECTRONICS

NºPublicación: US2018346758A1 06/12/2018

Solicitante:
DU PONT [US]

Resumen de: US2018346758A1

This invention is directed to stretchable polymer thick film compositions useful for wearable garments. More specifically, the polymer thick film may be used in applications where significant stretching is required, particularly on substrates that can be highly elongated. A particular type of substrate is a thermoplastic polyurethane substrate.



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STRETCHABLE POLYMER THICK FILM COMPOSITIONS FOR THERMOPLASTIC SUBSTRATES AND WEARABLES ELECTRONICS

NºPublicación: US2018346757A1 06/12/2018

Solicitante:
DU PONT [US]

Resumen de: US2018346757A1

This invention is directed to stretchable polymer thick film compositions useful for wearable garments. More specifically, the polymer thick film may be used in applications where significant stretching is required, particularly on substrates that can be highly elongated. A particular type of substrate is a thermoplastic polyurethane substrate.



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FORMULATION FOR PRINTING ELECTRONIC DEVICE AND APPLICATION THEREOF IN ELECTRONIC DEVICE

NºPublicación: US2018346748A1 06/12/2018

Solicitante:
GUANGZHOU CHINARAY OPTOELECTRONIC MAT LTD [CN]

Resumen de: US2018346748A1

The present disclosure discloses a formulation for printing electronic device comprising at least one functional material and at least one organic solvent based on alicyclic structure. In some embodiments, the viscosity of the organic solvent at 25° C. is from 1 cPs to 100 cPs; the surface tension at 25° C. is from 19 dyne/cm to 50 dyne/cm; and the boiling point is higher than 150° C. The present disclosure also relates a printing process of the formulation and an application of the formulation in an electronic device, in particular in an electroluminescent device. The present disclosure further relates to an electronic device prepared by using the formulation.



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Fluorosurfactant-Containing Ink Compositions for Inkjet Printing

NºPublicación: US2018346749A1 06/12/2018

Solicitante:
KATEEVA INC [US]

Resumen de: US2018346749A1

Ink compositions formulated for inkjet printing the hole injecting layer (HIL) or hole transporting layer (HTL) of an organic light emitting diode (OLED) are provided. The ink compositions comprise fluorosurfactants that prevent uncontrolled spreading of the printed ink compositions. Also provided are methods of inkjet printing the HILs or HTLs using the ink compositions.



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METHOD FOR PRODUCING CARBON NANOFIBER COMPOSITE AND CARBON NANOFIBER COMPOSITE

NºPublicación: US2018347073A1 06/12/2018

Solicitante:
DENKA COMPANY LTD [JP]

Resumen de: US2018347073A1

An object of the present invention is to provide a method for a carbon nanofiber composite, which can obtain a carbon nanofiber composite with high productivity and high activity, and which does not require removal of fluidizing materials or dispersing materials. The present invention also provides a carbon nanofiber composite having improved dispersibility. The method for producing the carbon nanofiber composite includes bringing at least one catalyst and at least one particulate carbon material into contact with at least one gas containing at least one gaseous carbon-containing compound while mechanically stirring the catalyst and the particulate carbon material in a reactor. The carbon nanofiber composite includes carbon nanofibers and at least one particulate carbon material, wherein the particulate carbon material has 70% by volume or more of particles with a particle diameter of 1 μm or less, and/or a median diameter D50 by volume of 1 μm or less.



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GAS DIFFUSION ELECTRODE, MICROPOROUS LAYER COATING MATERIAL AND PRODUCTION METHOD THEREOF

NºPublicación: EP3410521A1 05/12/2018

Solicitante:
TORAY INDUSTRIES [JP]

Resumen de: EP3410521A1

A gas diffusion electrode comprising microporous layers on at least one side of an electrically conductive porous substrate, wherein said gas diffusion electrode has a thickness of 30 µm to 180 µm, said microporous layer has thickness of 10 µm to 100 µm, and when said surface of the microporous layer is observed for the area 0.25 mm 2 for 4000 viewing areas, the number of the viewing areas having a maximal height Rz of not less than 50 µm is, among the 4000 viewing areas, 0 viewing areas to 5 viewing areas. A gas diffusion electrode which satisfies both the prevention of the damage to an electrolyte membrane by a gas diffusing layer and the gas diffusivity of the gas diffusing layer, and exhibits good performance as a fuel cell.



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PHOTOSENSITIVE INK COMPOSITIONS AND TRANSPARENT CONDUCTORS AND METHOD OF USING THE SAME

Nº publicación: EP3409732A1 05/12/2018

Solicitante:
CAM HOLDING CORP [VG]

Resumen de: EP3409732A1

Disclosed herein is a method, comprising forming a thin film of interconnecting conductive nanostructures on a substrate by depositing an ink composition on the substrate, wherein the ink composition comprises a plurality of conductive nanostructures, a binding material, a photosensitive compound, and a polar solvent; and removing the polar solvent; and exposing a portion of the thin film to a UV light source to cause the crosslinkable polymer in the exposed portion of the thin film to crosslink.


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