TINTAS Y PINTURAS CON PROPIEDADES ELÉCTRICAS

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Resultados 54 resultados LastUpdate Última actualización 18/10/2018 [15:54:00] 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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ELASTOMERIC COATINGS

NºPublicación: EP3387076A1 17/10/2018

Solicitante:
ARLANXEO SINGAPORE PTE LTD [SG]
UNIV OF WESTERN ONTARIO [CA]

Resumen de: EP3178889A1

A polymer nanocomposite coating of an elastomeric film containing at least 30 wt% conductive nanoparticles based on combined weight of elastomer and conductive nanoparticles is provided. The conductive nanoparticles have an average particle size along each dimension of less than 500 nm for nanoparticles having an aspect ratio of less than 20:1 or have an average particle size along each dimension of less than 2000 nm for nanoparticles having an aspect ratio of 20:1 or greater. The conductive nanoparticles are formed into hierarchical micro- and nano-sized aggregates having re-entrant morphology. The coating is both superoleophobic and conductive and retains these properties even when stretched under strain to over 100%. The coatings may be produced with simple spray technology.



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Graphene-containing composite material, preparation method and use thereof

NºPublicación: US2018291157A1 11/10/2018

Solicitante:
UNIV SHANGHAI ENG SCIENCE

Resumen de: US2018291157A1

A graphene-containing composite material comprises components of a composite functional material with a double-conductive channel and a polymer matrix. The composite functional material with a double-conductive channel is sulfonated graphene surface grafted conductive polymer poly-3,4-(ethylenedioxythiophene). The composite functional material with a double-conductive channel and the graphene-containing composite material can be used for preparing a piezoresistance response material or an antistatic or electromagnetic shielding material and the like, and have excellent piezoresistance response, piezoresistance repeatability and electromagnetic shielding effect. The present invention is simple and easy to operate, can be used in large scale production, has excellent piezoresistance performance and very sensitive piezoresistance response, with the percolation threshold being only 0.5 wt %; not only the original performance of the polymer can be maintained, but also an unstable conductive network system can be formed, which facilitates the improvement of the sensitivity of the piezoresistance response.



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PRINTING METHOD FOR AN ORGANIC LIGHT EMITTING DIODE (OLED)

NºPublicación: WO2018178136A1 04/10/2018

Solicitante:
MERCK PATENT GMBH [DE]

Resumen de: WO2018178136A1

The present invention relates to a method of manufacturing one or more layers of an OLED, the one or more layers containing an organic semiconducting material, comprising the steps of printing a solution with a piezo-electric printing device, the solution containing at least one organic solvent and at least one organic semiconducting material onto a substrate and of drying the printed solution, wherein the solution has a viscosity lower than 5 c P.



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ELECTROCONDUCTIVE PASTE

NºPublicación: WO2018180048A1 04/10/2018

Solicitante:
SUMITOMO METAL MINING CO [JP]

Resumen de: WO2018180048A1

[Problem] To provide an electroconductive paste which is useful especially for the internal electrodes of multilayered ceramic capacitors, has low viscosity suitable for gravure printing, and gives films that are inhibited from suffering reaggregation of the electroconductive metal powder and are less apt to suffer a deformation or separation, after printing or during storage after production. [Solution] An electroconductive paste for the internal electrodes of multilayered ceramic capacitors which comprises an electroconductive powder (A), an organic resin (B), an organic solvent (C), an additive (D), and a dielectric powder (E), wherein the organic resin (B) consists only of ethyl cellulose, the organic solvent (C) consists only of terpineol, and the additive (D) comprises a composition comprising an unsaturated carboxylic acid dispersant and an oleylamine dispersant, the content of the unsaturated carboxylic acid dispersant in the additive (D) being 0.2-1.2 mass% with respect to the whole electroconductive paste and the content of the oleylamine dispersant being 0.3-2.0 mass%.



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METHOD OF FORMING A MULTILAYER STRUCTURE

NºPublicación: US2018282165A1 04/10/2018

Solicitante:
ROHM & HAAS ELECT MATERIALS [US]

Resumen de: US2018282165A1

Compositions comprising a liquid carrier and certain MX/graphitic carbon precursors are useful in forming multilayer structures having an MX layer and a graphitic carbon layer disposed on a substrate, wherein the MX layer is interposed between the substrate and the graphitic carbon layer in the multilayer structure.



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WATER-BASED CONDUCTIVE INK FOR RAPID PROTOTYPE IN WRITABLE ELECTRONICS

NºPublicación: US2018282566A1 04/10/2018

Solicitante:
NANO AND ADVANCED MAT INSTITUTE LIMITED [HK]

Resumen de: US2018282566A1

The present application describes a composition and method thereof to make low cost environment friendly and highly safe conducive ink by using micro-sized silver particles, water, edible level thickener, water-based solvent, water-based resin and surfactant. The conductive ink may be written by various kinds of writing devices like gel pen, ball pen etc. on various substrates like paper, plastic, metal, etc. form a conductive trace. As additional features of the present application, the composition comprises erasable conductive ink, which is fast curing and conductive immediately upon application, having multiple applications for educational purpose to help students have a better understanding of how electronic work and even design their own electronics conveniently.



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METHOD FOR ELECTROPOLYMERIZATION OF HYDROPHILIC EDOT MONOMERS IN AN AQUEOUS SOLUTION

NºPublicación: US2018282472A1 04/10/2018

Solicitante:
CHENG GANG [US]

Resumen de: US2018282472A1

In one or more embodiments, the present invention provides a method of forming compact, flexible, stable and biocompatible conducting polymer coating for bioelectronics devices. In one or more embodiments, the present invention relates to a novel method of synthesizing a sulfobetaine-functionalized conjugated polymer platform using 3,4-ethylenedioxythiophene (EDOT) as the conducting backbone (SBEDOT). This SBEDOT monomer is highly water-soluble and can be directly polymerized to form a densely packed film/coating on conductive or semi-conductive surfaces through electro-polymerization in a 100% aqueous solution without the need for organic solvents or surfactants. These polySBEDOT (PSBEDOT) coated surfaces have been shown to have electro-switchable antimicrobial/antifouling properties and excellent electrically conducting properties, which minimize infection, increase biocompatibility, and improve the performance of bioelectronics.



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CONDUCTIVE INK, DISPLAY SUBSTRATE AND FABRICATION METHOD THEREOF, AND DISPLAY APPARATUS

NºPublicación: WO2018176915A1 04/10/2018

Solicitante:
BOE TECHNOLOGY GROUP CO LTD [CN]
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO LTD [CN]

Resumen de: WO2018176915A1

A conductive ink includes a conductive nano-metal and a graphene dispersion liquid. The graphene dispersion liquid includes a graphene. A lateral size of the graphene is between approximately 0.1 micron and approximately 1 micron. The graphene has a weight percentage with respect to the conductive ink ranging from approximately 0.2 wt% to approximately 0.5 wt%.



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SUBSTRATE EQUIPPED WITH ELECTROCONDUCTIVE FILM

NºPublicación: JPWO2017094264A1 04/10/2018

Solicitante:
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Resumen de: WO2017094264A1

The purpose of the present invention is to provide a substrate equipped with an electroconductive film, the substrate having an electroconductive film in which the surface is devoid of irregularities, and the adhesion between the electroconductive film and a plastic substrate being excellent regardless of the type of electroconductive ink. A substrate equipped with an electroconductive film having a base film and the electroconductive film on the surface of a substrate in the stated order, wherein the base film is an object obtained by curing a coating agent containing a condensate of an organosilane compound represented by formula (II) R4Si(R3)3 (II) (where: R4 represents an epoxy group, etc.; and R3 represents a hydroxyl group or a hydrolyzable group) and a compound represented by formula (I) (where: Ar represents a C6-C10 aryl group optionally having an electron-donating group; X represents a single bond, etc.; Y represents a polymerizable functional group; Z represents a carbon atom or a silicon atom; R2 represents a hydrogen atom, etc.; and Ar may be identical or different to each other).



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ANTISTATIC COMPOSITION FOR VEHICLE, VEHICLE, AND METHOD FOR MANUFACTURING VEHICLE

NºPublicación: JP2018154665A 04/10/2018

Solicitante:
\u65E5\u672C\u7279\u6B8A\u5857\u6599\u682A\u5F0F\u4F1A\u793E,
\u30C8\u30E8\u30BF\u81EA\u52D5\u8ECA\u682A\u5F0F\u4F1A\u793E

Resumen de: US2018265715A1

Provided is an antistatic composition for a vehicle, including a nickel powder and a polyolefin resin. The antistatic composition contains 2.5 to 15 vol. % of the nickel powder as a pigment volume concentration (vol. %).



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金属微粒子分散体、導電性インク、および電子デバイス

NºPublicación: JP2018154806A 04/10/2018

Solicitante:
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Resumen de: JP2018154806A

【課題】120℃程度の焼成温度で十分な導電性及びトランジスタ特性を発現する金属微粒子分散体又は該金属微粒子分散体含有インク、及び、23℃での長期保存安定性・分散安定性を有する金属微粒子分散体又は該金属微粒子分散体含有インクを提供する。【解決手段】 アミノ基および少なくとも一種のヘテロ元素を有する第一級アミン化合物と、カルボキシル基および少なくとも一種のヘテロ元素を有する一塩基カルボン酸を保護剤として用いることにより、高分子量の分散剤を使用することなく、極性溶媒又は低極性溶媒に極めて安定的に分散可能な金属微粒子分散体の発明を完成するに至った。本発明に係る金属微粒子分散体は、120℃程度の低温での焼結で優れた導電性を示すとともに、優れたトランジスタ特性を示す電極を得ることができる。また、当該微粒子分散体は、上記特性を示すことに加え、室温下で特に優れた分散安定性を有する。【選択図】図1



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METHOD OF PRINTING ULTRANARROW LINE

NºPublicación: JP2018529218A 04/10/2018

Solicitante:
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Resumen de: WO2017004702A1

Disclosed is a method of printing an ultranarrow line of a functional material. The method entails providing a substrate having an interlayer on the substrate and printing the ultranarrow line by depositing ink on the interlayer of the substrate, the ink comprising the functional material and a solvent mixture that partially dissolves the interlayer on the substrate to cause the ink to shrink and sink into the interlayer on the substrate thereby reducing a width of the line.



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FIBROUS CARBON NANOSTRUCTURE DISPERSION

NºPublicación: JPWO2017104769A1 04/10/2018

Solicitante:
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Resumen de: WO2017104769A1

The purpose of the present invention is to provide a fibrous carbon nanostructure dispersion that exhibits excellent dispersibility of a fibrous carbon nanostructure. This fibrous carbon nanostructure dispersion is characterized by comprising: a fibrous carbon nanostructure that has a mass reduction rate of 3.0 mass% or less as measured by thermogravimetric analysis in a nitrogen atmosphere when the temperature is increased from 23°C to 200°C at a temperature increase rate of 20°C/min; and a solvent.



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METHOD FOR MANUFACTURING TRANSPARENT ELECTROCONDUCTIVE BODY AND TRANSPARENT ELECTROCONDUCTIVE BODY

NºPublicación: JPWO2017104651A1 04/10/2018

Solicitante:
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Resumen de: WO2017104651A1

The present invention addresses the problem of providing an electroconductive body and a method for manufacturing a transparent electroconductive body capable of stably forming an electroconductive thin wire utilizing the coffee stain phenomenon, and having excellent adhesion in the electroconductive thin wire. The problem is overcome with a method for manufacturing a transparent electroconductive body in which: an undercoat layer 2 is formed on a base material 1; a linear liquid is subsequently formed on the undercoat layer 2 using ink containing an electroconductive material; when the linear liquid is dried, the electroconductive thin wire 4 is subsequently formed by selectively depositing the electroconductive material at both widthwise ends of the linear liquid so that the electroconductive thin wire 4 is formed; and a transparent electroconductive body having a pattern comprising the electroconductive thin wire 4 is manufactured. The ink comprises a solvent that comprises water and a high boiling point solution with a higher boiling point than water, and an electroconductive material. The electroconductive material is contained in a concentration of less than 5% by weight in relation to the ink total weight, and the undercoat layer 2 contains a specific polyester resin.



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PHOTONIC SINTERING OF A SOLDERABLE POLYMER THICK FILM COPPER CONDUCTOR COMPOSITION

NºPublicación: JP2018529001A 04/10/2018

Solicitante:
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Resumen de: WO2017027496A2

This invention provides a polymer thick film copper conductor composition for forming a solderable and highly solder leach resistant electrical conductor and a method for using the polymer thick film copper conductor composition to form the electrical conductor in an electrical circuit. The method subjects the deposited thick film copper conductor composition to photonic sintering. The invention further provides electrical devices containing electrical conductors made from the polymer thick film copper conductor composition and also those formed by the method.



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FUSED METAL NANOSTRUCTURED NETWORKS, FUSING SOLUTIONS WITH REDUCING AGENTS AND METHODS FOR FORMING METAL NETWORKS

NºPublicación: US2018287608A1 04/10/2018

Solicitante:
C3NANO INC [US]

Resumen de: US2018287608A1

Reduction/oxidation reagents have been found to be effective to chemically cure a sparse metal nanowire film into a fused metal nanostructured network through evidently a ripening type process. The resulting fused network can provide desirable low sheet resistances while maintaining good optical transparency. The transparent conductive films can be effectively applied as a single conductive ink or through sequential forming of a metal nanowire film with the subsequent addition of a fusing agent. The fused metal nanowire films can be effectively patterned, and the patterned films can be useful in devices, such as touch sensors.



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USAGE OF BORIC ACID IN THE PRODUCTION OF DEPOT:PSS FILM.

NºPublicación: US2018287083A1 04/10/2018

Solicitante:
ICELLI ORHAN [US]
GUNES SERAP [US]
AYDIN YUKSEL SUREYYA [US]
YESILKAYA SERCO SERKIS [US]
YAGCI OZLEM [US]

Resumen de: US2018287083A1

The invention relates to production method of PEDOT:PSS film which comprises the steps of preparing substrate, preparing the mixture of boric acid doped PEDOT:PSS prepare on the substrate surface.



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Inorganic Salt-Nanoparticle Ink for Thin Film Photovoltaic Devices and Related Methods

NºPublicación: US2018287006A1 04/10/2018

Solicitante:
NANOCO TECHNOLOGIES LTD [GB]

Resumen de: US2018287006A1

Compositions for solution-based deposition of CIGS films are described. The compositions include ternary, quaternary or quinary chalcogenide nanoparticles (i.e., CIGS nanoparticles) and one or more inorganic salts dissolved or dispersed in a solvent to form an ink. The ink can be deposited on a substrate by conventional coating techniques and then annealed to form a crystalline layer. Further processing can be employed to fabricate a PV device. The inorganic salts are included to (i) tune the stoichiometry of the CIGS precursor ink to a desirable ratio, thus tuning the semiconductor band gap, to (ii) dope the CIGS layer with additives, such as Sb and/or Na, to promote grain growth, and/or to (iii) modify and improve the coating properties of the CIGS precursor ink.



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LIQUID PRECURSOR COMPOSITIONS, PREPARATION METHODS THEREOF, AND METHODS FOR FORMING LAYER USING THE COMPOSITION

NºPublicación: US2018286529A1 04/10/2018

Solicitante:
UP CHEMICAL CO LTD [KR]

Resumen de: US2018286529A1

Liquid precursor compositions are provided, along with methods of preparing the liquid precursor compositions, and methods for forming layers using the liquid precursor composition, for example in vapor deposition processes such as CVD and ALD. In some embodiments, the liquid precursor compositions comprise a metal compound of the formula M(DAD)2, where M is Co or Ni and DAD is a diazadiene ligand.



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FAST CONDUCTIVITY POLYMER SILVER

NºPublicación: EP3380571A1 03/10/2018

Solicitante:
FERRO CORP [US]

Resumen de: WO2017165127A1

A conductive paste is provided for forming conductive traces on substrates. The conductive paste includes a vehicle and conductive material. The vehicle includes a resin, a plasticizer, and a solvent in which the resin is dissolved. After application to a substrate, the conductive paste is cured at ambient temperature by evaporation of the solvent from the paste, to thereby form a conductive trace on the substrate. The conductive trace does not require a curing agent, and attains low resistivity within minutes of application to the substrate.



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

NºPublicación: EP3380570A1 03/10/2018

Solicitante:
MICHELIN & CIE [FR]

Resumen de: WO2017089715A1

Solid composition, of use in particular on any type of metal substrate as metal-adhesive, hydrophobic and electrically conductive coating, said composition comprising 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; - as metal-adhesive and hydrophobic polymer matrix, from 5% to 25% of a polymer matrix denoted by "P" comprising at least 2 different polymers: a) P1: a thermoplastic fluoropolymer, the weight-average molecular weight of which, denoted by "Mw", is between 100 000 and 1 000 000 g/mol; b) P2: a thermosetting resin, the glass transition temperature of which is between 30°C and 150°C. Bipolar plate made of steel, in particular made of stainless steel, for a fuel cell, coated with such a composition.



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POLYETHYLENEIMINE-ATTACHED CARBONACEOUS MATERIAL AND SEPARATOR FOR LITHIUM-SULFUR BATTERY COATED WITH THE SAME

NºPublicación: KR20180105431A 28/09/2018

Solicitante:
KOREA INST SCI & TECH [KR]

Resumen de: US2018269453A1

A polyethyleneimine-attached carbonaceous material for a separator for a secondary battery. The carbonaceous material for coating a separator for a secondary battery adsorbs lithium polysulfides (LiPS) to inhibit a shuttling reaction between an anode and a cathode, caused by the dissolution of lithium polysulfides in electrolyte, and increases recyclability of lithium polysulfides, resulting in improvement of life characteristics and rate characteristics of a battery.



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NON-AQUEOUS INK COMPOSITIONS CONTAINING METALLOID NANOPARTICLES SUITABLE FOR USE IN ORGANIC ELECTRONICS

NºPublicación: JP2018528285A 27/09/2018

Solicitante:
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Resumen de: WO2017014946A1

Described herein are non-aqueous ink compositions containing a polythiophene having a repeating unit complying with Formula (I) described below, one or more metalloid nanoparticles, and a liquid carrier having one or more organic solvents. The present disclosure also concerns the uses of such non-aqueous ink compositions, for example, in organic electronic devices. Formula (I) wherein R1 and R2 are each, independently, H, alkyl, fluoroalkyl, alkoxy, aryloxy, or -O-[Z-O]p-Re;wherein Z is an optionally halogenated hydrocarbylene group, p is equal to or greater than 1, and Re is H, alkyl, fluoroalkyl, or aryl.



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CONDUCTIVE NANOCOMPOSITES

NºPublicación: JP2018528312A 27/09/2018

Solicitante:
\u30E9\u30A4\u30D7\u30CB\u30C3\u30C4\u2212\u30A4\u30F3\u30B9\u30C6\u30A3\u30C8\u30A5\u30FC\u30C8 \u30D5\u30A3\u30A2 \u30CE\u30A4\u30A8 \u30DE\u30C6\u30EA\u30A2\u30FC\u30EA\u30A8\u30F3 \u30B2\u30DE\u30A4\u30F3\u30CB\u30E5\u30C3\u30C4\u30A3\u30B2 \u30B2\u30BC\u30EB\u30B7\u30E3\u30D5\u30C8 \u30DF\u30C3\u30C8 \u30D9\u30B7\u30E5\u30EC\u30F3\u30AF\u30BF \u30CF\u30D5\u30C8\u30A5\u30F3\u30AF

Resumen de: WO2017045989A1

The invention relates to conductive or semiconductive nanocomposites. According to the invention, conductive or semiconductive nanoparticles are modified with conductive ligands so as to be able to obtain conductive or semiconductive layers without requiring a thermal treatment for forming the structures upon application of the layers. The composition can in particular comprise a matrix polymer for producing conductive composites.



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METHOD FOR PRODUCING SILVER NANOWIRE DISPERSION HAVING GOOD SEPARABILITY BETWEEN WIRES

Nº publicación: JP2018150622A 27/09/2018

Solicitante:
\uFF24\uFF2F\uFF37\uFF21\u30A8\u30EC\u30AF\u30C8\u30ED\u30CB\u30AF\u30B9\u682A\u5F0F\u4F1A\u793E

Resumen de: WO2018168849A1

[Problem] To provide a scheme for filtering a silver nanowire dispersion through a filter which has a finer mesh than is typical, and in particular, to provide a technique suitable for the industrial production of purified silver nanowire ink containing a small amount of gel-shaped foreign materials or other impurity particles. [Solution] This method for producing a silver nanowire dispersion having good separability between wires comprises: a step (preliminary filtering step) for subjecting a liquid, in which silver nanowires having an average length of 10 μm or greater are dispersed, to filtering one or more times, which includes filtering performed through an organic fiber mesh filter having a mesh size of 8-120 μm, and obtaining a filtrate in which silver nanowires having an average length of 10 μm or greater are dispersed; and a step (final filtering step) for subjecting the filtrate obtained in the preliminary filtering step to filtering one or more times, which includes filtering performed through an organic fiber mesh filter having a mesh size of 12 μm or less, and obtaining a filtrate in which silver nanowires having an average length of 10 μm or greater are dispersed.


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