Tintes i pintures amb propietats elèctriques

共重合体組成物を含むバインダー、前記バインダーを含む二次電池用負極および前記負極を含む二次電池

Resumen de: EP4496038A1

The present invention relates to: a copolymer composition comprising a first copolymer including a vinyl alcohol monomer unit and a vinyl amine monomer unit and a second copolymer including a vinyl alcohol monomer unit and an acrylate monomer unit; and to an anode slurry, an anode, and a secondary battery, including the copolymer composition.

銀ナノワイヤに基づくインク

Resumen de: TW202340398A

The present invention relates to ink formulations based on silver nanowires. In particular, the present invention relates to silver nanowire ink formulations, said inks being stable, transparent and of improved conductivity.

電磁状態センシングデバイス

Resumen de: TW202443384A

Methods include receiving a request from a user device to download an application and providing access to the application in response to the request. The application is configured to transmit a first electromagnetic radiation and receive, from an electromagnetic state sensing device (EMSSD) that is affixed to product packaging, a first electromagnetic radiation return signal. The first electromagnetic radiation return signal is transduced by the EMSSD to produce an electromagnetic radiation signal that encodes first information comprising a product identification code. The application is also configured to apply a rule that is selected based on the product identification code; transmit a second electromagnetic radiation ping that is tuned based on the rule; receive, from the EMSSD, a second electromagnetic radiation return signal that encodes second information pertaining to contents within the product packaging; andsend, from the user device, a portion of the second information to an upstream computing device.

CONDUCTIVE POLYMER-CONTAINING DISPERSION LIQUID, SOLID ELECTROLYTIC CAPACITOR AND METHOD FOR PRODUCING SAME

Resumen de: US2025118500A1

Provided are a conductive polymer-containing dispersion for obtaining a solid electrolytic capacitor with low equivalent series resistance (ESR) while maintaining the capacitance, a method for producing same, and a solid electrolytic capacitor having low ESR while maintaining the capacitance. A conductive polymer-containing dispersion comprising a conjugated conductive polymer (A), a polyanion (B), an additive (C), and a dispersion medium (D), wherein a hydrogen bond term δH1 of the additive (C) as a Hansen solubility parameter is 5.0 to 20.0 MPa0.5.

COMPOSITIONS AND METHODS FOR FORMING AND TREATING CONDUCTIVE STRUCTURES TO IMPROVE THEIR SURFACE PROPERTIES

Resumen de: WO2025076461A1

Improved conductive ink compositions and methods of making and using the conductive ink compositions are provided. The improved conductive ink compositions include a silver complex comprising a silver(I) ion and at least one complexing agent, a formate salt, and a fluoride salt. The conductive ink compositions can be used to improve the surface properties of conductive structures formed from conductive ink compositions that contain adhesion promoters or other modifying agents, in particular silicon-containing agents. Such conductive structures have been found to be difficult to wet, for example with traditional soldering pastes, and they discolor over time. Methods of forming conductive structures with improved surface properties, including improved wettability and reduced discoloration over time, are also provided, as are solderable conductive structures prepared according to these methods.

QUANTUM DOT MATERIAL AND METHOD OF CURING

Resumen de: US2025115776A1

Print materials described herein include a first polymerization initiator comprising an initiator material having a thermal decomposition rate and a peak photo-initiated decomposition rate, wherein the thermal dissociation rate is higher than the peak photo-initiated decomposition rate; a vinylic monomer; a polyfunctional monomer; scattering particles; and quantum dots. Methods of making a quantum dot material using such print materials, and of incorporating into light emitting devices, are also described.

METHODS FOR PREPARING ELECTRODES

Resumen de: US2025118759A1

The present invention provides solid-state primary and secondary electrochemical cells, cathode slurries in an electrochemical cell, and electrode materials, and the corresponding methods of making and using the same.

COMPOSITIONS FOR FORMING ANTISTATIC COATINGS AND ARTICLES COATED WITH THE COMPOSITIONS

Resumen de: US2025115780A1

This invention relates to a coating composition comprising an ionomer having a polymer backbone and side chains, the side chains comprising ionic groups, wherein the ionic groups are sulfonic acid groups and sulfonate groups, from 50 to 95% of the total number of sulfonic acid groups and sulfonate groups are in the sulfonate form, and the sulfonate groups have counter ions M selected from the group consisting of lithium, sodium, magnesium, calcium, and mixtures thereof. This invention also relates to an article comprising a polymeric substrate having an antistatic coating thereon, wherein the antistatic coating is formed from the inventive coating composition. The article may be a cable, a cable cover or a cable jacket.

酸化錫粒子分散液、および、酸化錫粒子積層膜の製造方法

Resumen de: WO2025069993A1

Provided are: a tin oxide particle dispersion in which tin oxide particles are dispersed in a solvent, from which it is possible to form a tin oxide particle laminated film having excellent conductivity as a result of the tin oxide particles being arranged uniformly, and which is characterized by having a zeta potential of -35 mV or less at pH 10; and a method for producing a tin oxide particle laminated film. The tin oxide particles may be doped with a different element. The different element is preferably one or more selected from antimony, fluorine, and phosphorus. The primary particle size of the tin oxide particles is preferably in the range of 1.5-100 nm.

CONDUCTIVE STANNIC OXIDE PARTICLE-CONTAINING ORGANIC SOLVENT-DISPERSED SOL AND METHOD OF PRODUCTION THEREOF

Resumen de: US2025109302A1

A modified metal oxide particle sol, when applied as a coating onto a substrate, is capable of having transparency, a high particle refractive index and good coat resistivity. The modified metal oxide particle sol is composed of modified metal oxide particles (iii) in which stannic oxide particles (i) having an average primary particle size of 4 to 50 nm serve as cores and are coated with metal oxide particles (ii) of at least one metal oxide selected from the group consisting of antimony oxide, stannic oxide and silicon oxide and having an average primary particle size of 1 to 10 nm, which modified metal oxide particles (iii) are dispersed in an organic solvent. The average primary particle size of the core particles (i) and the average primary particle size of the coating particles (ii) satisfy the relationshipsize of core particles (i)≥size of coating particles (ii),the ratio (total weight of metal oxides other than stannic oxide)/(weight of stannic oxide) is from 0.005 to 1.0, and the sol includes an amine (a) having a water solubility of 0.1 g/L or more and an amine (b) having a water solubility of less than 0.1 g/L.

LAYERED POLYESTER FILM

Resumen de: WO2025070684A1

The present invention addresses the problem of providing an antistatic film and a protection film that suppress increases in haze even after heating and drying and have a low surface resistivity, even in the case of a thin antistatic layer.　Said problem can be solved by a layered polyester film according to the present invention including, in the stated order, a first layer, a polyester film, and a second layer, said layered polyester film characterized in that the first layer is an antistatic layer, the antistatic layer is a cured layer of a composition including at least a conductive polymer and a melamine crosslinking agent, and the melamine crosslinking agent includes at least one selected from imino-type methylated melamine resins, methylol-type methylated melamine resins, full ether-type methylated melamine resins, and imino/methylol-type methylated melamine resins.

THERMALLY PROCESSIBLE PIEZOELECTRIC COMPOSITIONS CONTAINING A THERMAL CROSSLINKING AGENT AND METHODS ASSOCIATED THEREWITH

Resumen de: US2025109305A1

Parts having piezoelectric properties may be formed using compositions comprising a plurality of piezoelectric particles dispersed in at least a portion of a polymer material comprising at least one thermoplastic polymer, and at least one thermal crosslinking agent dispersed in at least a portion of the polymer material. The composition is formable at a melt processing temperature that is at or above a melting point or softening temperature of the at least one thermoplastic polymer for a melt processing time that retains at least a majority of the at least one thermal crosslinking agent in a non-crosslinked state. The at least one thermal crosslinking agent may be present in the polymer material a) covalently bonded to at least a portion of the polymer material, b) covalently bonded to at least a portion of the piezoelectric particles, or c) any combination thereof.

SILVER NANOWIRE BASED, ELECTRICALLY CONDUCTIVE INKS, PASTES AND ELECTRICALLY CONDUCTIVE POLYMER COMPOSITES WITH METAL PARTICULATES, AND CORRESPONDING METHODS

Resumen de: WO2025072714A1

Concentrated flowable compositions having a total metal weight of at least about 45 wt% are used to form an electrically conductive material. The compositions include metal particulates such as silver flakes, silver particles and/or silver nanowires, and for embodiments of particular interest, a reducible metal composition such as one or more silver salts. The composition includes an organic precursor that forms a polymeric matrix and includes a dissolved polymer binder, a crosslinkable or polymerizable monomer, oligomer or polymer, or a mixture thereof. The flowable precursor composition can be used to form an electrically conductive structure such as a composite of solid polymer matrix and at least about 45 wt% metal. The composite can have a resistivity of no more than about 5 x 10-3 Ohm-cm. Methods for forming the flowable precursor composition and the composites are described.

TIN OXIDE PARTICLE DISPERSION AND METHOD FOR PRODUCING TIN OXIDE PARTICLE LAMINATED FILM

Resumen de: WO2025069993A1

Provided are: a tin oxide particle dispersion in which tin oxide particles are dispersed in a solvent, from which it is possible to form a tin oxide particle laminated film having excellent conductivity as a result of the tin oxide particles being arranged uniformly, and which is characterized by having a zeta potential of -35 mV or less at pH 10; and a method for producing a tin oxide particle laminated film. The tin oxide particles may be doped with a different element. The different element is preferably one or more selected from antimony, fluorine, and phosphorus. The primary particle size of the tin oxide particles is preferably in the range of 1.5-100 nm.

CONDUCTIVE PASTE

Resumen de: WO2025070243A1

This conductive paste includes nickel powder, ceramic powder, an organic binder, and an organic solvent, and the surfaces of nickel particles (10) constituting the nickel powder are coated with sulfur (11) and nickel oxide (12) at a proportion of 79-100%, on average. Preferably, the coverage rate of the sulfur (11) on the surface of each of the nickel particles (10) averages 1-89%, and the coverage rate of the nickel oxide (12) on the surface of each of the nickel particles (10) averages 9-99%. More preferably, the organic binder is included in an amount of 3-7 parts by mass with respect to 100 parts by mass of the nickel powder, and the ceramic powder is included in an amount of 2-18 parts by mass with respect to 100 parts by mass of the nickel powder.

ADHESIVE TAPE FOR WAFER THINNING AND PREPARATION METHOD THEREFOR, AND WAFER GRINDING METHOD

Resumen de: WO2025066107A1

Disclosed in the present invention are an adhesive tape for wafer thinning and a preparation method therefor, and a wafer grinding method. The adhesive tape for wafer thinning comprises an adhesive tape layer, a base film layer, and a conductive coating, which are sequentially stacked, wherein the base film layer and the conductive coating constitute an antistatic base film; the raw materials of the adhesive tape layer comprise an acrylic adhesive, a hardening agent and an antistatic agent, the mass dosage of the hardening agent being 3-4% of that of the acrylic adhesive, and the mass dosage of the antistatic agent being 1-2% of that of the acrylic adhesive; the base film layer is selected from a TPU film; and the conductive coating is selected from a silver nanowire coating. The adhesive tape for wafer thinning of the present invention can be applied to wafer grinding, has good antistatic property, and can effectively inhibit stripping static electricity; in addition, the adhesive tape further has the advantages of being stripped without residue and having water seepage prevention.

SELF-HEALING COATING, SELF-HEALING AIRCRAFT EXTERNAL SURFACE AND ITS MANUFACTURING METHOD AND REPAIRING METHOD OF AN AIRCRAFT EXTERNAL SURFACE

Resumen de: EP4530320A1

Self-healing coating (1) comprising:• an epoxy material (4),• carbon fibers (5) dispersed within the epoxy material (4) to make the self-healing coating (1) electrically conductive, and• a thermoplastic self-healing agent (6) dispersed within the epoxy material (4) configured to be adapted to melt upon heating above a predetermined temperature by application of an electric current to the self-healing coating (1).

금 착물을 포함하는 전도성 잉크 조성물

Resumen de: TW202344627A

Conductive ink compositions comprising gold complexes are provided. Also provided are methods of preparing the conductive ink compositions, methods of forming conductive structures from the conductive ink compositions, and structures formed from the conductive ink compositions. The conductive ink compositions preferably comprise a gold metal, an alkylamine ligand, and a solvent. The conductive ink compositions can be used to form conductive structures comprising gold, for example by inkjet or other printing methods, at temperatures of 300 DEG C or less. Such conductive structures can be formed on a variety of substrates.

CONDENSATION RESISTANT KETONE-BASED INKJET INKS

Resumen de: US2025101243A1

Embodiment of the present invention relate to a continuous inkjet ink composition which uses a higher order ketone solvent or solvents (ketones having 5 or more carbon atoms) in place or more hazardous solvents such as methyl ethyl ketone and a secondary solvent with a higher derived no effect inhalation level greater than 200 mg/m3 such as ethanol. These ink compositions contain a combination of resins including a cellulose resin and a polyurethane resin or an acrylic resin, with an optional third resin. A colorant (i.e., a dye, preferably a conductive dye) also is included.

ELECTRONIC VAPING DEVICE

Resumen de: US2025098780A1

An electronic smoking article, a method of manufacturing an electronic smoking article, and a method of achieving a smoking experience without combusting tobacco are disclosed. The electronic smoking article includes an authenticated first section, which includes an aerosol generation unit having at least one heater; an authenticated second section, which includes a power supply operable to apply voltage to the at least one heater for heating a liquid in at least a portion of the aerosol generation unit to form an aerosol; and a conductive ink circuit embedded within the first and second sections, and wherein the power supply and the aerosol generation unit are electrically connected upon joining the first and second sections, and wherein each of the first and second sections has a portion of the conductive ink circuit.

SELF-HEALING COATING, SELF-HEALING AIRCRAFT EXTERNAL SURFACE AND ITS MANUFACTURING METHOD AND REPAIRING METHOD OF AN AIRCRAFT EXTERNAL SURFACE

Resumen de: US2025101252A1

A self-healing coating comprising: an epoxy material, carbon fibers dispersed within the epoxy material to make the self-healing coating electrically conductive, and a thermoplastic self-healing agent dispersed within the epoxy material configured to be adapted to melt upon heating above a predetermined temperature by application of an electric current to the self-healing coating. Also a self-healing aircraft external surface, a method of manufacturing a self-healing aircraft external surface, and a method for repairing a self-healing aircraft external surface.

SILICONE-BASED ELECTRODEPOSITABLE COATING COMPOSITION

Resumen de: US2025101255A1

The present invention is directed towards an electrodepositable coating composition comprising, consisting essentially of, or consisting of an ionic salt group-containing silicone-based main film-forming polymer comprising functional groups; and a curing agent reactive with the functional groups of the ionic salt group-containing silicone-based main film-forming polymer. Also disclosed are coatings, coated substrates, and methods of coating a substrate.

SILVER NANOWIRE BASED, ELECTRICALLY CONDUCTIVE INKS, PASTES AND ELECTRICALLY CONDUCTIVE POLYMER COMPOSITES WITH METAL PARTICULATES, AND CORRESPONDING METHODS

Resumen de: US2025101238A1

Concentrated flowable compositions having a total metal weight of at least about 45 wt % are used to form an electrically conductive material. The compositions include metal particulates such as silver flakes, silver particles and/or silver nanowires, and for embodiments of particular interest, a reducible metal composition such as one or more silver salts. The composition includes an organic precursor that forms a polymeric matrix and includes a dissolved polymer binder, a crosslinkable or polymerizable monomer, oligomer or polymer, or a mixture thereof. The flowable precursor composition can be used to form an electrically conductive structure such as a composite of solid polymer matrix and at least about 45 wt % metal. The composite can have a resistivity of no more than about 5×10−3 Ohm-cm. Methods for forming the flowable precursor composition and the composites are described.

CONDUCTIVE COMPOSITIONS FOR ADDITIVE MANUFACTURING, ADDITIVE MANUFACTURING METHODS, ELECTRICALLY CONDUCTIVE TRACES PRODUCED THEREFROM, AND ELECTRONIC ARTICLES

Resumen de: US2025101237A1

Conductive compositions for additive manufacturing, additive manufacturing methods, electrically conductive traces produced therefrom, and electronic articles are provided. The composition comprises at least 75 percent by weight of copper nanoparticles, at least 2 percent by weight of a polar solvent, and at least 0.1 percent by weight of a dispersant, all based on the total weight of the composition. The copper nanoparticles comprise an average particle size of no greater than 500 nm as measured with transmission electron microscopy. The polar solvent has a boiling point of at least 150° C.

DUAL STRUCTURE DUCT WITH IMPROVED INSULATION PROPERTIES MADE OF HARD LAYER AND RESIN FOAM EXTRUSION LAYER

Nº publicación: KR20250041739A 26/03/2025

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