Resumen de: US2025386732A1
Compositions, and methods of obtaining them, useful for lithium ion batteries comprising discrete oxidized carbon nanotubes having attached to their surface lithium ion active materials in the form of nanometer sized crystals or layers. The composition can further comprise graphene or oxygenated graphene.
Resumen de: US2025382487A1
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 organophosphite ligand, and a solvent and are preferably particle-free. The conductive ink compositions can be used to form conductive structures comprising gold, for example by inkjet or other printing methods, at temperatures of 400° C. or less. Such conductive structures can be formed on a variety of substrates.
Resumen de: US2025383566A1
Disclosed are a compound represented by Chemical Formula 1, a polymer of the compound, an electrochromic device, and an electronic device.
Resumen de: EP4663709A1
A use of a multidentate ligand (2, 3) for stabilizing dispersed nanoflakes comprising a monolayer of a transition metal dichalcogenide (1).
Resumen de: EP4663705A1
The conductive resin composition includes a thermoplastic resin binder, resin particles, and a fibrous conductor, and the thermoplastic resin binder and the resin of the resin particles are the same type of resin, and the fibrous conductor is a carbon nanotube and/or a metal nanowire.
Resumen de: AU2023385754A1
The invention relates to an ink composition for printing conductive tracks with high electrical conductivity for electronic applications, and which can be recycled to recover the conductive particles via an environmentally friendly extraction process for re-use, without further processing, in a further conductive ink composition. Also provided are substrates comprising a printed current track formed from such compositions; substrates comprising a surface mount electronic component adhered to said substrate via contact with an adhesive composition formed from such ink compositions; and substrates comprising a conductive coating formed from such ink compositions for use in, e.g., induction sealing and/or to provide an antimicrobial coating. Methods of forming such printed tracks, coated substrates and/or adhering surface mount components to a substrate are also provided.
Resumen de: WO2025251537A1
The present application belongs to the technical field of coatings, and specifically relates to a modified nano-aluminum powder, a preparation method therefor, an epoxy resin coating having functions of being electrically and thermally conductive and a preparation method therefor. The epoxy resin coating of the present application comprises a component A and a component B, wherein the component A comprises the following components in parts by weight: 27-51 parts of a waterborne epoxy resin, 2-6 parts of modified nano-aluminum powder, 1-3 parts of active flake graphite, 10-20 parts of a solvent, 6-14 parts of a diluent, 0.1-0.3 part of a defoamer, and 0.1-0.3 part of a leveling agent, and the component B comprises the following component in parts by weight: 5-15 parts of a curing agent. Raw materials of the modified nano-aluminum powder comprise the following components in parts by weight: 2-6 parts of a nano-aluminum powder and 1-4 parts of an ionic liquid, the ionic liquid being 1-methylimidazolium tetrafluoroborate or 1-ethyl-3-methylimidazolium dicyanamide. The present application solves the problem in the prior art of poor electrical conductivity and thermal conductivity of epoxy resin coatings.
Resumen de: JP2025181598A
【課題】印刷性に優れた導電性ペースト、並びに、これを用いた電子部品および積層セラミックコンデンサを提供する。【解決手段】導電性粉末、分散剤、バインダー樹脂、および有機溶剤を含み、前記分散剤は、分岐鎖を1つ以上有する分岐炭化水素基を有し、かつ、分子量が1000以下である一級アミンを含む一級アミン系分散剤である、導電性ペースト。【選択図】図1
Resumen de: JP2023018187A
To provide a technique for more easily and efficiently obtaining a carbon nanotube-containing transparent conductive film.SOLUTION: A coating composition for forming a transparent conductive film contains carbon nanotubes, a sulfonic acid-based dispersant, a silicon compound-based binder, and an inorganic acid. The content of the carbon nanotubes is 0.4 mass% or less. The sulfonic acid-based dispersant is a polymer compound having a monomer unit containing an aromatic ring. The content of the sulfonic acid-based dispersant is 50-2,000 pts.mass based on 100 pts.mass of the carbon nanotubes.SELECTED DRAWING: None
Resumen de: JP2025181698A
【課題】印刷性に優れた導電性ペースト、並びに、これを用いた電子部品および積層セラミックコンデンサを提供する。【解決手段】導電性粉末、分散剤、バインダー樹脂、および有機溶剤を含み、前記分散剤は、分岐鎖を1つ以上有する分岐炭化水素基と、カルボキシ基(-COOH)とを有し、かつ、分子量が1000以下であるカルボン酸を含むカルボン酸系分散剤である、導電性ペースト。【選択図】図1
Resumen de: US2023202143A1
A method for producing an organic conductive film includes a step of preparing a coating liquid containing an acid-based organic conductive polymer, an alkali neutralizing agent, and a liquid medium, and having a pH of 4.0 to 6.5 at 25° C., a step of applying the coating liquid to a base layer, and a step of removing the liquid medium from the applied coating liquid.
Resumen de: TW202449088A
Concentrated dispersions of silver nanowires are used to prepare qualitatively distinct silver structures with a range of properties. The concentrated dispersions can have a high weight percent of silver nanowires and can be formulated to be flowable liquids or non-flowing pastes. The concentrated dispersions can be stable with no visible settling over the course of a week, can have non-Newtonian rheology, and can be diluted to a desired weight percent of silver nanowires without detrimental effects on the uniformity of the dispersions. The concentrated dispersions can be formulated with or without polymers or pre-polymer components. The concentrated dispersions can be formulated with silver salts to adjust dispersion of the silver nanowires and to improve electrical conductivity of cured silver structures formed from the dispersions. Methods for forming the concentrated dispersions are described as are methods to form silver structures from the dispersions.
Resumen de: WO2024162863A1
The present disclosure relates to a pre-hydrogel composition for forming an electroconductive hydrogel of poly(3,4- ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS) and gelatine, cross-linked with riboflavin, with the ability to self-heal, and recover its mechanical and electroconductive properties. The method for producing the hydrogel, as well as compositions for use in medicine comprising the pre-hydrogel, or hydrogel, described, are also disclosed. In particular, compositions for use in tissue engineering, controlled drug delivery, and/or for biosensors are disclosed.
Resumen de: CN120693667A
A device (1) for storing and/or converting energy, comprising: one or more spacers (2) defining two sides; and electrodes (3) in contact with one or both sides of the spacer (2), each electrode (3) comprising an ink comprising at least one conductive additive. The method comprises the steps of: preparing an ink comprising at least one conductive additive; and forming an electrode (3) with the ink, the electrode (3) being in contact with one or both sides of one or more spacers (2). The device allows the distance piece to serve as a current collector at the same time, and a solution is provided for the problems of oxidation of a metal current collector and the like.
Resumen de: KR20250170177A
전도성 고분자 및 탄소나노튜브(CNT)를 포함하는, 기둥형 전극 제작용 전도성 하이드로겔 잉크를 활용하여 전도성 하이드로겔 기둥 전극을 제조할 수 있다. 상기 전도성 하이드로겔 기둥 전극을 기판 상에 배열하여 전도성 하이드로겔 기둥 전극 어레이 구조물을 제조할 수 있다. 상기 전도성 하이드로겔 기둥 전극 어레이 구조물을 포함하는 광발전 소자를 제조할 수 있다. 이를 통해, 광합성 효율 향상, 높은 전도성, 생체 적합성 및 제작 효율성을 실현할 수 있다.
Resumen de: WO2025250815A1
A bridge structure extending between a PCB contact pad and a component contact pad is provided. The bridge structure has a first polymer layer extending from a top surface of the PCB contact pad along with a second polymer layer extending from the first UV curable layer opposite the PCB contact pad. The bridge structure has a third polymer layer extending from the second layer opposite the first UV curable polymer layer to the component contact pad. A conductive interconnect is formed on the polymer layers and contacts the PCB contact pad and the component contact pad. Each of the polymer layers are ultraviolet (UV) curable and are illuminated with a UV light source that is spot focused. The polymer layers are formed to have a stepwise configuration where each polymer layer is cured prior to formation of the next polymer layer.
Resumen de: KR20250169887A
3차원 바이오 전극 인쇄용 잉크, 이를 이용하는 3차원 바이오 전극 인쇄 방법, 이에 의해 제조된 3차원 바이오 전극, 및 이를 포함하는 바이오 센서가 개시된다. 상기 3차원 바이오 전극 인쇄용 잉크는 부분가교하이드로겔; 전도성나노물질; 및 기능성생체물질;을 포함할 수 있다.
Resumen de: US2025368855A1
The present invention relates to a coating comprising a first coating prepared from a first composition comprising a polymerized C10-30alkanetriC1-5alkoxysilane, a surfactant, an organic acid catalyst and water, and optionally an inorganic component and a second coating prepared from a second composition comprising a graphene, nanographite, nanographene or an electron conducting polymer. The invention also relates to a process for manufacturing said coating. The invention also relates to uses of the coating as a water repellant coating, and/or electron conducting, and/or as a mold-resistant coating and/or as a fire-resistant coating on organic or inorganic surfaces.
Resumen de: WO2025250428A1
Composite structures and methods of manufacturing the composite structures are provided herein. The composite structures comprise a metal layer comprising an elemental metal and/or a metal alloy, a primer layer bonded to the metal layer, and an additional layer bonded to the primer layer on an opposite side of the primer layer from the metal layer. The primer layer comprises a first vinyl copolymer formed from vinyl monomers having an acid function or derivative thereof and a different second vinyl copolymer formed from the same vinyl monomers as the first vinyl copolymer. In embodiments, the composite structures are battery components. In embodiments, the composite structures are manufactured by forming a dry mixture comprising an active material and a binder, forming a primer layer on a metal layer, and adhering the dry mixture to the metal layer with the primer layer in the absence of a drying step.
Resumen de: US2025368836A1
A polymer thick film positive temperature coefficient carbon resistor composition is provided. The composition includes an organic medium including a fluoropolymer resin and an organic solvent The composition includes a conductive carbon powder. The composition exhibits a resistivity of at least 65,000 ohm/sq/25 μm when dried for a time of about 1 minute to about 24 hours at a temperature of about 90° C. to about 210° C. Methods for forming a positive temperature coefficient circuit are also provided.
Resumen de: EP4656694A1
Disclosed are an electron-transport conductive ink containing a benzodifurandione-based compound, a preparation method therefore, and application thereof. The conductive ink comprises a benzodifurandione-based compound, a specific surfactant, and a solvent;the benzodifurandione-based compound has the following structural unit:The present disclosure introduces a specific surfactant capable of interacting with the benzodifurandione-based compound, which is usually a unit capable of forming a hydrogen bond or ionic electrostatic force with the benzodifurandione-based compound, such that, in addition to the dispersion ability of the surfactant, the force makes the benzodifurandione-based compound more stable after dispersion, preventing aggregation over time and ensuring better dispersion stability.
Resumen de: WO2025242276A1
A method of providing an electrically conductive pattern (38) on a reference surface (70), the method comprising applying (S12), using at least one printhead (20) including a plurality of individually controlled nozzles (22), an electrically conductive material (26) onto the reference surface (70) to form the electrically conductive pattern (38). The method further comprises applying (S14), using one of the at least one printhead (20), an electrically insulating material (28) onto the reference surface (70) to form an electrically insulating pattern (74); wherein shapes of the electrically conductive pattern (38) and the electrically insulating pattern (74) are complementary to each other. An object (34), a control system (40) and an application system (12) are also provided.
Resumen de: US2025364564A1
Disclosed are an additive for a lithium-ion battery and use thereof. The raw materials of the additive for a lithium ion battery have the following parts by weight: 40-70 parts of first solvent; 1-10 parts of first polymer; 5-15 parts of second polymer; 10-20 parts of small molecule organic amine; and 10-20 parts of stabilizer. The first polymer contains at least one nitrogen-free polar functional group; the second polymer contains at least one nitrogen-containing polar functional group; and the stabilizer is a hydrazine compound. The additive provided in the present disclosure is used in lithium-ion batteries to solve the problem of easy cracking of thick electrodes and difficult dispersion of cathode particles.
Resumen de: US2025361420A1
A method for producing a PEDOT film on a substrate comprising a substrate and at least one PEDOT layer on a surface of the substrate is disclosed. The method comprises applying a solution comprising an oxidant and a base inhibitor on a surface of the substrate; subjecting the oxidant-coated substrate to a polymerization step by exposing the surface(s) of the oxidant-coated substrate to EDOT monomer vapour at a polymerization temperature; and wherein, during the polymerization step, the temperature of the oxidant-coated substrate is kept at a controlled substrate temperature and wherein the controlled substrate temperature is 2-40° C. lower than the polymerization temperature. Further is disclosed a conducting PEDOT film, an electronic device comprising the conducting PEDOT film and different uses of the conducting PEDOT film. Further, is disclosed a method for producing a polymer film formed of a copolymer, a conducting polymer film, an electronic device comprising the conducting polymer film and different uses of the conducting polymer film.
Nº publicación: KR20250166094A 27/11/2025
Solicitante:
일렉트로닌크스인코포레이티드
Resumen de: TW202432737A
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 formed by mixing a silver carboxylate, specifically a silver decanoate isomer, and at least one dissolving agent, in particular where the at least one dissolving agent comprises a terpene, a terpenoid, or a combination thereof. The silver carboxylate of the subject ink compositions is decarboxylated at a temperature of 250 DEG C or less. The conductive ink compositions preferably further comprise a non-acid stabilizer and optionally further comprise an acid stabilizer and/or an adhesion promoter. Methods of making conductive structures, including methods wherein the disclosed compositions are applied to a suitable substrate by various techniques, are also provided.