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39
resultados
Última actualización
08/08/2025 [07:50:00]
Resumen de: US2025253337A1
The present invention pertains to a binder for Li-ion battery positive electrode, to a method of preparation of said electrode and to its use in a Li-ion battery. The invention also relates to the Li-ion batteries manufactured by incorporating said electrode.
Resumen de: US2025250454A1
The present invention discloses a MXene surface-modified with a metal alkoxide, which is formed by surface-modifying a MXene represented by the following Chemical Formula 1 with a metal alkoxide, in which the metal alkoxide is covalently bonded to the surface of the MXene and is present as a ligand.Mn+1 Xn Chemical Formula 1Here, M is one or more transition metal elements selected from the group consisting of Sc, Ti, V, Cr, Mn, Y, Zr, Nb, Mo, Hf, and Ta, X is at least one of carbon and nitrogen, and n is an integer from 1 to 4.
Resumen de: US2025255175A1
Embodiments provide a light emitting element, an ink composition, and a method of manufacturing a light emitting element using the ink composition. The light emitting element includes a first electrode, a second electrode disposed on the first electrode, an emission layer disposed between the first electrode and the second electrode, and a hole transport region disposed between the first electrode and the emission layer, wherein the hole transport region includes nanoparticles, and the nanoparticles each include a core represented by Formula 1, which is explained in the specification.Ni1-xMxO. Formula 1
Resumen de: US2025253341A1
A core-shell structured polymer, a conductive slurry, a secondary battery, and an electrical apparatus. The core-shell structured polymer comprises a core and a shell at least partially covering the core. The core contains a building block derived from a monomer represented by formula I and a building block derived from a monomer represented by formula II, and the shell contains the building block derived from the monomer represented by the formula I and a building block derived from a monomer represented by formula III, where R1, R2 and R3 are each independently selected from one or more of hydrogen, fluorine, chlorine, and fluorine-substituted C1-3 alkyl, and R4, R5, R6, R7, R8 and R9 are each independently selected from one or more of hydrogen, substituted or unsubstituted C1-5 alkyl.
Resumen de: US2025250453A1
This present disclosure is directed to systems, devices, and methods of making printable copper and its alloy ink materials for materials such as printable electronics.
Resumen de: US2025254793A1
A method for fabricating a printed gel-electronic circuit includes depositing a conductive material on a substrate, depositing first gel over the conductive material on the substrate, air-drying the first gel, depositing second gel over the air-dried gel, freezing a combination of the second gel, the air-dried gel, and the conductive material, and thawing the combination of the second gel, the air-dried gel, and the conductive material.
Resumen de: WO2024068550A1
The invention relates to a composition for coating metal surfaces, comprising a binding agent which comprises a phenolic resin, an epoxy resin, in particular phenoxy resin, a polyester resin (soft resin) and a polyisocyanate, further comprising at least one conductive pigment, a corrosion resistant pigment and a solvent. The coating layer obtained from the composition by drying is corrosion-resistant, non-flammable, forming-compatible and weldable.
Resumen de: EP4596641A1
Embodiments provide an ink composition, a light-emitting element produced from the ink composition, and a method for manufacturing the light-emitting element. The ink composition includes a metal oxide and an additive, wherein the ink composition has a viscosity in a range of about 7.5 cp to about 8.0 cp at a temperature of about 25 °C. The additive is represented by Chemical Formula 1, which is explained in the specification.
Resumen de: WO2025158976A1
A carbon material dispersion according to the present invention contains: at least one type of carbon material from among single-walled carbon nanotubes and multi-walled carbon nanotubes; an aqueous medium; a dispersant; and a binder resin, and satisfies requirements (1), (2) and (3). (1) The amounts of the dispersant and the binder resin with respect to the carbon material are within respective prescribed ranges for each type of carbon material. (2) The surface resistivity of a dry film having a thickness of 1 μm and in which the content of the carbon material is 10 mass% is 1.0 × 103 Ω/sq or less. (3) A ratio (AL/AH) of an absorbance AL at a wavelength of 380 nm to an absorbance AH at a wavelength of 780 nm of a dilute dispersion obtained by diluting with a blank liquid so that the absorbance at a wavelength of 580 nm becomes 1.8 ± 0.02 is 1.45 or greater.
Resumen de: US2025248298A1
Embodiments provide an ink composition, a light-emitting element produced from the ink composition, and a method for manufacturing the light-emitting element. The ink composition includes a metal oxide and an additive, wherein the ink composition has a viscosity in a range of about 7.5 cp to about 8.0 cp at a temperature of about 25° C. The additive is represented by Chemical Formula 1, which is explained in the specification.
Resumen de: US2025248296A1
Described herein are perovskite ink solutions comprising a composition of Formula I (APbI3-zBrz), a tribromide salt, and a solvent, wherein z is defined herein. Further described are perovskite films prepared using the ink solutions, methods for preparing the perovskite films, and use of the films in wide band gap single junction and tandem solar cells. As shown herein, solar cells fabricated using the perovskite films prepared from ink solutions comprising a tribromide salt achieve enhanced efficiency compared to solar cells comprising a perovskite film prepared without the tribromide salt.
Resumen de: US2025243376A1
An ink composition, a production method thereof, a composite prepared therefrom, and devices including the same are provide. The ink composition includes an additive, a semiconductor nanoparticle, and a polymerizable monomer, the additive includes a phosphorus compound, the phosphorus compound contains a bond between phosphorus and oxygen, and the semiconductor nanoparticle includes a group Nov. 13, 2016 compound (or semiconductor nanocrystal) containing silver, group 13 metals (e.g., indium and gallium), and group 16 elements (e.g., sulfur).
Resumen de: US2025226161A1
An improved dispersion, which is particularly suitable for use in forming a hybrid capacitor, and improved method for forming a hybrid capacitor, and an improved capacitor is provided. The method comprises forming a dispersion comprising a conductive polymer, a dispersing agent, a monomer of the conductive polymer and a molar excess of anionic counterion per mole of conductive polymer and monomer. The dispersion is homogenized to form a homogenized dispersion. A capacitor is formed comprising a conductive layer formed from the homogenized dispersion.
Resumen de: EP4592374A2
An ink composition, a production method thereof, a composite prepared therefrom, and devices including the same are provided. The ink composition includes an additive, a semiconductor nanoparticle, and a polymerizable monomer, the additive includes a phosphorus compound, the phosphorus compound contains a bond between phosphorus and oxygen, and the semiconductor nanoparticle includes a group 11-13-16 compound (or semiconductor nanocrystal) containing silver, group 13 metals (e.g., indium and gallium), and group 16 elements (e.g., sulfur).
Resumen de: EP4593101A2
L'invention concerne un procédé de préparation d'un matériau de cathode pour batterie, comprenant une étape d'obtention de ce matériau de cathode sous forme d'un mélange de particules dites primaires, de distribution de taille monomodale et de diamètre moyen en volume inférieur ou égal à 2 µm, puis une étape de mise en forme dudit mélange de particules primaires par granulation par broyage dans un broyeur à billes, dans un mélange de solvants organiques comprenant un solvant organique polaire et un solvant organique apolaire, le solvant organique polaire et le solvant organique apolaire étant non miscibles. Le matériau de cathode sous forme particulaire ainsi obtenu présente une bonne performance électrochimique, une faible réactivité et une densité d'énergie élevée.
Resumen de: US2025230330A1
A method for producing an ink for use in forming an electrolyte layer of a fuel cell according to an embodiment of the present invention includes: a crushing step of crushing a cerium-containing oxide powder to obtain a cerium-containing oxide fine powder; a first mixing step of mixing and stirring the cerium-containing oxide fine powder, an ionomer, and water to obtain a first mixed liquid; a second mixing step of mixing and stirring the first mixed liquid and 1-propanol to obtain a second mixed liquid; and an ultrasonic treatment step of performing an ultrasonic treatment on the second mixed liquid.
Resumen de: US2021307163A1
This disclosure provides electrically conductive materials, including electrically conductive textile materials, such as woven or knitted fabric textiles, individual fibers, and woven fibers and yarns. The conductive materials comprise a substrate material, such as a textile or other suitable material, and a metal embedded in the substrate material, in particular where the metal is embedded into and below the surface of the material. Also provided are methods of making the electrically conductive materials.
Resumen de: US2025239613A1
Disclosed herein is a binder material including (1) a copolymer of styrene and (meth)acrylate and (2) one or more surfactants. In some aspects, a supernatant is obtained from a sample of an emulsion of the binder material, and a supernatant extract is obtained by filtering and drying the supernatant. Estimated masses of CH2CH2O— (PEG) units and C6H5-(aromatic) units in the supernatant extract are quantified by proton nuclear magnetic resonance (1H NMR) measurements. In some embodiments, a mass ratio of the CH2CH2O— (PEG) units to the C6H5— (aromatic) units is about 6.0 or less and about 0.1 or greater. Also disclosed are battery electrodes and lithium-ion batteries that employ such binder materials. Related methods of making binder materials, battery electrodes, and lithium-ion batteries are also disclosed.
Resumen de: WO2025155932A1
Improved conductive ink compositions are provided. The improved conductive ink compositions include a silver complex formed by mixing a silver carboxylate, specifically a silver decanoate, a cyclic azasilane adhesion promoter, and at least one dissolving agent. The silver carboxylate of the subject ink compositions is decarboxylated at a temperature of 250 °C or less, optionally in the presence of an acid stabilizer or non-acid stabilizer, to form a conductive structure. Methods of making the compositions and methods of forming conductive structures from the compositions, including methods where the disclosed compositions are applied to a substrate by various techniques, are also provided.
Resumen de: US2025236741A1
A curable composition including (A) a semiconductor nanorod, (B) a photopolymerizable monomer including a compound having an unsaturated carbon-carbon double bond, (C) a photopolymerization initiator including a compound of a specific structure, and (D) a solvent, a film manufactured using the same, and a display device including the film are provided.
Resumen de: US2025239623A1
The present application relates to a conductive paste, a preparation method therefor, a composite electrode, and a flow battery. The conductive paste is prepared from conductive carbon black, carbon nanotubes, polyvinylidene fluoride, and N-methylpyrrolidone. The composite electrode comprises a first electrode, a bipolar plate, a second electrode, and the conductive paste described above, the conductive paste being disposed between the first electrode and the bipolar plate, and being disposed between the second electrode and the bipolar plate. The conductive paste of the present disclosure is not only stable in an initial chemical state of a common flow battery vanadium electrolyte, but is also electrochemically stable during charging and discharging of the flow battery under an applied voltage. The conductive paste has a long life, and will not degrade during the use of the battery. The conductive paste not only has a good bonding effect, leading to reduced contact resistance after combining the bipolar plate with the carbon felt electrodes, but also the conductive paste itself has good electrocatalytic activity, providing reaction sites for the vanadium electrolyte commonly used in the flow battery, thereby improving battery efficiency and performance.
Resumen de: JP2025108369A
【課題】野外建築物等においても長期に亘って着雪を防止でき、大面積用途に対して均一な発熱性、安定した導電性、及び高い防食性等を兼ね備えた塗装体を提供する。【解決手段】基材と、該基材の表面に少なくとも発熱層と表面保護層とを備え、通電により発熱する塗装体であって、該発熱層は、貴金属からなる導電粒子及び／若しくは貴金属を用いた合金からなる導電粒子であるか並びに／又は貴金属を表面に有する導電粒子及び／若しくは貴金属を用いた合金を表面に有する導電粒子であって密度が１．７～１０．５ｇ／ｃｍ３の範囲内である導電粒子を含み、厚みが５～１００μｍであり、体積抵抗率が０．１～１００ｍΩ・ｃｍであることを特徴とする塗装体である。【選択図】なし
Resumen de: WO2024059221A2
A system, apparatus, composition, and methods for producing a modular, ultra-thin, ultra- lightweight thermal camouflage, thermal signature mitigation and thermal insulation system. The thermal management system may comprise one or more composite layers or combinations of ultra-thin and ultra-lightweight non-woven stealth coated substrates. Each composite layer may be coated with specific components to create different thermal camouflage through a biomimicry application process of absorbance, reflective, protective layering, thermal signature mitigation, and/or thermal insulation system capabilities. Layers can be combined to enable dynamic stealth camouflage tunable performances of reflectivity, transmission, emissivity, or absorption in selective visible, near infrared, and infrared wavelength bands whereby each substrate has a unique EM wave propagation control or thermal signature mitigation characteristics. Embodiments enable thermal camouflage, thermal signature mitigation, and thermal insulation solutions that are adatable to specific battlefield scenarios or environmental requirements.
Resumen de: JP2025107667A
【課題】高分子複合圧電体素子として用いた場合に圧電特性が良好になる樹脂組成物を提供する。【解決手段】本発明の樹脂組成物は、圧電性無機化合物（Ａ）、高分子（Ｂ）及び導電性材料（Ｃ）を含むことを特徴とし、好ましくは、導電性材料（Ｃ）として、金属、金属酸化物、カーボン又は導電性樹脂からなる群から選択される少なくとも１種を含み、樹脂組成物中における導電性材料（Ｃ）の配合割合が樹脂組成物の固形分全量に対して０．０１～１０体積％であり、圧電性無機化合物（Ｂ）が下記（式１）で表されるニオブを含む金属酸化物である。ＮａｘＫ１－ｘＮｂＯ３＋ｙ・・・（式１）（０≦ｘ＜１，－０．０５≦ｙ≦０．０５）【選択図】なし
Nº publicación: KR20250110358A 18/07/2025
Solicitante:
오티아이루미오닉스인크
Resumen de: US2025031562A1
An opto-electronic device includes a nucleation-inhibiting coating (NIC) disposed on a surface of the device in a first portion of a lateral aspect thereof; and a conductive coating disposed on a surface of the device in a second portion of the lateral aspect thereof; wherein an initial sticking probability of the conductive coating is substantially less for the NIC than for the surface in the first portion, such that the first portion is substantially devoid of the conductive coating.
BOPI
Sede Electrónica
