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34
resultados
Última actualización
16/09/2025 [07:25:00]
Resumen de: US2025282956A1
The invention relates to a method that seeks to reduce the amount of emitted particles, wherein the particles are more easily retained, in addition to modifying the kinetics of the reaction so that the paint cannot polymerize at low temperatures and it can be easily cleaned if deposited. This method is carried out by means of electrostatic painting with a bell and is affected by the size of the paint drops and the amount of electric charge that can be produced on these drops, wherein the paint has a composition of melamine components together with the presence of a blocked acid catalyst.
Resumen de: US2025282971A1
It is disclosed a method for manufacturing an electrically conductive metal trace (1) comprising depositing metal micro or nano particles (2) in or on a substrate (3); removing an oxide layer (4) around the particles; sintering the particles after oxide layer removal to form the electrically conductive metal trace (1). The method is characterized in that the step of removing the oxide layer is an electrochemical process wherein the metal micro or nano particles are contacted by a reducing agent (5), and the step of sintering is heat sintering induced by light (6). The method is particularly suitable for manufacturing a transient electrically conductive metal trace.
Resumen de: US2025282957A1
A method for production of a porous body containing a conductive polymer comprising impregnating a porous body with a conductive polymer composition comprising component (a) a conductive polymer and component (b) a solvent, and drying the porous body after impregnation at a temperature lower than the boiling point of the solvent by 10° C. or more, followed by drying at a temperature higher than or equal to the boiling point of the solvent.
Resumen de: EP4615209A2
A method for preparing photoactive perovskite materials. The method comprises the steps of: introducing a lead halide and a first solvent to a first vessel and contacting the lead halide with the first solvent to dissolve the lead halide to form a lead halide solution, introducing a Group 1 metal halide a second solvent into a second vessel and contacting the Group 1 metal halide with the second solvent to dissolve the Group 1 metal halide to form a Group 1 metal halide solution, and contacting the lead halide solution with the Group 1 metal halide solution to form a thin-film precursor ink. The method further comprises depositing the thin-film precursor ink onto a substrate, drying the thin-film precursor ink to form a thin film, annealing the thin film; and rinsing the thin film with a salt solution.
Resumen de: EP4614622A1
Problem Provided is a carbon nanotube dispersion having excellent dispersibility.Solution A carbon nanotube dispersion includes at least carbon nanotubes, oxidized cellulose nanofibers, and water, wherein, of the oxidized cellulose nanofibers, 85% or more of the oxidized cellulose nanofibers have a fiber length of 50 to 250 nm.
Resumen de: EP4614525A1
Provided is a carbon nanotube dispersion having excellent dispersibility. A carbon nanotube dispersion includes at least carbon nanotubes, oxidized cellulose nanofibers, and water, wherein, of the oxidized cellulose nanofibers, 85% or more of the oxidized cellulose nanofibers have a fiber length of 50 nm to 250 nm.
Resumen de: US2022363931A1
Electrically conductive ink compositions are provided that comprise at carbon nanomaterials of one-dimensional, two-dimensional, and quasi-three-dimensional nanostructures and/or their combinations, and/or doping with elements such as nitrogen, boron, sulfur, in certain ratios. The carbon nanomaterials are selected from the group consisting of graphene and graphene oxide particles, carbon nanotubes, and graphene aerosol gels.
Resumen de: US2025269427A1
Disclosed herein is a gold powder comprises gold particles, and sulfur present on a surface of at least a part of the gold particles. A sulfur amount of the sulfur present on the surface per unit surface area is 220 μg/m2 or more and 1500 μg/m2 or less. The sulfur amount is obtained by dividing a surface sulfur amount per unit mass by specific surface area of the gold particles. The surface sulfur amount is obtained by a quantitatively analysis of a treated liquid obtained by nitric acid extraction of the gold particles.
Resumen de: WO2025181323A1
The present invention relates to a coating for a metal seal, comprising an elastomer and particles of an electrically conductive material, wherein the coating has a specific resistance of less than approximately 20∙10-3 Ω∙m. The invention further relates to a metal seal, comprising a metal substrate and a coating of this kind which is applied to at least one side, preferably to both sides, of the metal substrate.
Resumen de: CN119836398A
The present invention relates to a carbon nanotube dispersion liquid, a method for preparing the same, an electrode slurry composition comprising the same, an electrode comprising the same, and a secondary battery comprising the same, the carbon nanotube dispersion liquid comprising: carbon nanotubes; a first dispersant having an amide group; a second dispersant having one or more functional groups selected from the group consisting of a hydroxyl group and a carboxyl group; and a sulfur element.
Resumen de: US2025277073A1
Provided is a curable composition capable of forming an insulating layer having excellent adhesiveness to a conductive layer and achieving excellent smoothness of the conductive layer at a time of forming the conductive layer on a surface of the insulating layer.The curable composition is a curable composition for forming an insulating layer adjacent to a conductive layer, the curable composition including a cyclopolymerizable monomer, a thermally crosslinking group-containing monomer, a polyfunctional monomer, a photopolymerization initiator, and a surface modifier including neither a fluorine atom nor a silicon atom.
Resumen de: US2025277127A1
Described herein are non-stoichiometric perovskite ink solutions, comprising: a first composition of formula FA1-xCsxBX3; a second composition of CsX, FAX, REX3, or REX2; and one or more solvents; wherein x, X, RE, and B are as defined herein. Methods for preparing polycrystalline perovskite films using the non-stoichiometric ink solutions and the use of the films in large-size solar modules are additionally described.
Resumen de: US2025280642A1
A display device and a tiled display device each includes: a first substrate including a display area and a non-display area surrounding the display area; a light emitting device in the display area on the first substrate; a first pad portion in the non-display area on a top surface of the first substrate and disposed on one edge of the first substrate; a second substrate under a bottom surface of the first substrate; a second pad portion in the non-display area on a bottom surface of the second substrate and on one edge of the second substrate; a side link line electrically connecting the first pad portion and the second pad portion; a side coating layer covering the side link line; a side protective layer covering at least a portion of the side coating layer; and a side sealing layer covering at least a portion of the side protective layer.
Resumen de: US2025279433A1
The present invention relates to a non-fibrillizable binder for a dry-coated electrode, said binder consisting of a fluoropolymer having a melting point between 145° C. and 200° C. measured according to ASTM D3418 and a melt viscosity below 50 kP measured at 230° C. and at a shear rate of 100 s-1 measured according to ASTM D3835. More specifically. the invention relates to a dry-coated electrode for Li-ion battery. The invention also concerns the lithium-ion batteries manufactured by incorporating said electrode.
Resumen de: EP4611073A1
The present application provides 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 R<sub>1</sub>, R<sub>2</sub> and R<sub>3</sub> are each independently selected from one or more of hydrogen, fluorine, chlorine, and fluorine-substituted C<sub>1-3</sub> alkyl, and R<sub>4</sub>, R<sub>5</sub>, R<sub>6</sub>, R<sub>7</sub>, R<sub>8</sub> and R<sub>9</sub> are each independently selected from one or more of hydrogen, substituted or unsubstituted C<sub>1-S</sub> alkyl.
Resumen de: WO2025110986A2
Provided are conductive slurry compositions that may be used as a printable ink. The conductive slurry composition has a conductive filler, which may be a copper nanoplates, copper silver alloy nanoparticle, and/or silver-coated alloy nanoparticle. The conductive slurries may be used to manufacture flexible electronics. Also provided are methods of making the compositions and flexible electronics formed from said compositions.
Resumen de: US2024294679A1
A composition comprising i) at least one polythiophene selected from the group consisting of—a polythiophene comprising monomer units of structure (I) in which * indicates the bond to the neighboring monomer units, x, z represent O or S, R1-R4 independently from each other represent a hydrogen atom or an organic residue R, with the proviso that at least one of residues R1 to R4 represents an organic residue R; a polythiophene which is characterized by its compatibility in PGME (1-methoxypropan-2-ol), demonstrated by an RF-value of at least 0.8; iii) at least one ethylenically unsaturated compound; iv) at least one organic solvent; v) at least one radical initiator. The present invention also relates to a process for preparing a layer structure, to a layer structure obtainable by this process, to a layer structure, to an electronic component and to the use of composition according to the present invention.
Resumen de: PL447874A1
Przedmiotem zgłoszenia jest sposób wytwarzania i selektywnego metalizowania powłoki z żywicy polimerowej z wypełniaczem z mikrokulek szklanych, polegający na tym, że: w naczyniu umieszcza się żywicę polimerową, po czym dodaje środek sieciujący, a następnie w powstałej mieszaninie umieszcza się mikrokulki szklane pokryte warstwami: kwasu taninowego oraz naniesioną na niej warstwą metalicznego srebra, a następnie powstałą mieszaninę miesza się, po czym rozprowadza na podłożu tworząc kompozyt. Sposób ten charakteryzuje się tym, że powierzchnię powłoki kompozytu aktywuje się przy użyciu promieniowania laserowego poprzez wytrawienie ścieżek wiązką laserową, a następnie kompozyt umieszcza się w kąpieli metalizującej.
Resumen de: DE102025106883A1
0081 Leitfähige wässrige Dispersionen zur Anwendung als Beschichtungen und Verfahren für die Herstellung leitfähiger wässriger Dispersionen werden bereitgestellt. In einer Ausführungsform umfasst ein Verfahren für die Herstellung einer leitfähigen wässrigen Dispersion Mischen von Wasser, Lösungsmittel und Bindemittel, um eine homogene Mischung zu bilden. Ferner umfasst das Verfahren Zusetzen von Kohlenstoffnanoröhren zu der homogenen Mischung und Mischen bei hoher Scherung, um die Dispersion zu bilden.
Resumen de: DE102024105628A1
Die vorliegende Erfindung betrifft eine Beschichtung für eine Metalldichtung, umfassend ein Elastomer und Partikel eines elektrisch leitenden Materials, wobei die Beschichtung einen spezifischen Widerstand von weniger als ca. 20·10-3Ω·m aufweist.Die Erfindung betrifft ferner eine Metalldichtung, umfassend ein metallisches Substrat und eine derartige Beschichtung, die auf mindestens eine Seite, bevorzugt auf beide Seiten des metallischen Substrats aufgebracht ist.
Resumen de: US2025273682A1
Provided is a binder for an electricity storage device, the binder being superior in peel strength in a case of being used in an electrode and being suitable for obtaining an electrode having low resistance. Further provided are a binder solution for an electricity storage device, an electrode slurry for an electricity storage device, an electrode for an electricity storage device, and an electricity storage device. The binder for an electricity storage device contains a modified vinyl alcohol polymer, wherein the modified vinyl alcohol polymer has: a content of a structural unit derived from an ethylenic unsaturated dicarboxylic acid derivative (A) being 0.05 mol % or more and 10 mol % or less, a degree of saponification of 70.0 mol % or more and 99.9 mol % or less, and an amount of insoluble content being 0.1 ppm or more and less than 2,000 ppm, when the modified vinyl alcohol polymer is prepared into an aqueous solution at 90° C. having a concentration of 5% by mass.
Resumen de: US2025270373A1
Conductive aqueous dispersions for application as coatings, and methods for producing conductive aqueous dispersions are provided. In an embodiment, a method for producing a conductive aqueous dispersion includes mixing water, solvent, and binder to form a homogenous mixture. Further, the method includes adding carbon nanotubes to the homogenous mixture and mixing at high shear to form the dispersion.
Resumen de: US2025270413A1
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: US2025269427A1
Disclosed herein is a gold powder comprises gold particles, and sulfur present on a surface of at least a part of the gold particles. A sulfur amount of the sulfur present on the surface per unit surface area is 220 μg/m2 or more and 1500 μg/m2 or less. The sulfur amount is obtained by dividing a surface sulfur amount per unit mass by specific surface area of the gold particles. The surface sulfur amount is obtained by a quantitatively analysis of a treated liquid obtained by nitric acid extraction of the gold particles.
Nº publicación: WO2025176709A1 28/08/2025
Solicitante:
SICPA HOLDING SA [CH]
SICPA HOLDING SA
Resumen de: WO2025176709A1
A transferring device for orienting platelet-shaped magnetic or magnetizable pigment particles contained in a radiation curable coating composition and applied on a substrate, the transferring device comprising: a number N of identical magnetic blocks (102) aligned along an alignment line provided on an outer surface of the transferring device, the magnetic blocks (102) each including M magnetic field generating devices (101) each generating a corresponding magnetic field such that the magnetic blocks (102) each generate a block magnetic field, N being greater than or equal to two, and M being greater than or equal to one; and a shielding element (105) partly isolating the block magnetic field of each magnetic block (102) from the block magnetic field of the other magnetic blocks (102), or a compensation magnetic block provided alongside the magnetic block (102).
BOPI
Sede Electrónica
