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45
results.
Updated on
06/10/2024 [07:48:00]
Absstract of: WO2024203732A1
Provided are: an electromagnetic wave absorber, the electromagnetic wave absorption characteristics of which are not susceptible to deterioration even when exposed to a high temperature for a long time; and a paste for forming the electromagnetic wave absorber, said paste favorably being used for manufacturing the electromagnetic wave absorber. The electromagnetic wave absorber comprises an electromagnetic wave absorption layer, the electromagnetic wave absorption layer containing a magnetic body, a binder resin, and a non-dielectric material, the binder resin including an amorphous resin that has a glass transition point of 80°C or higher and/or a crystalline resin that has a melting point of 150°C or higher, and the non-dielectric material being different from the magnetic body.
Absstract of: US2024327668A1
This disclosure concerns formulations and processes for obtaining conductive patterns of copper onto a substrate.
Absstract of: US2024334666A1
Various aspects include wearable devices with electrostatic discharge (ESD) mitigating features. In some examples, a control module is configured to connect to a wearable device, the control module including: a housing having at least one electrostatic discharge (ESD) ingress location, an electronic component in the housing, and a shield plate contained in the housing and connected to ground, the shield plate providing ESD protection for the electronic component.
Absstract of: US2024327568A1
The invention provides for polymer structures and their preparation and resulting novel functionalities including open-shell character and high intrinsic conductivity with wide-range tenability. Electrical conductivity can be further modulated by introducing or blending with materials, fillers, dopants, and/or additives. The materials or resultant composites of the invention can be processed by various techniques into different forms to realize multiple applications.
Absstract of: WO2024198561A1
In order to improve the conductivity of a current collector, provided is a high-conductivity conductive adhesive. In order to enhance the conductivity of the conductive adhesive, the addition amount of a conductive carbon material is firstly increased; in addition, in order to avoid performance reduction caused by excessive conductive carbon materials, a branched modified polyurethane acrylate resin is used, and a spheroidal space structure of the branched modified polyurethane acrylate resin is used to reduce the overall viscosity of the adhesive, such that the flowing property thereof is improved, and the compatibility and dispersity of the conductive carbon material in a system are improved; and the branched modified polyurethane acrylate resin further has a large number of acrylic groups, such that the complexity of a cross-linked network can be further improved, the viscosity of the adhesive is effectively improved, and the reduction of the adhesive property thereof is avoided on the basis of improving the conductivity thereof.
Absstract of: WO2024203547A1
A mixed ink according to the present invention includes fine copper particles and a nickel formate complex that has an ammine ligand or a ligand that has an amino group. The cumulative particle diameter D50 of the fine copper particles at a cumulative volume of 50 vol% is 1.5-20.0 μm as found by laser diffraction/scattering particle size distribution measurement, and the aspect ratio of the fine copper particles is 4.0-20.0 or the BET specific surface area of the fine copper particles is 0.8-4.0 m2/g. The fine copper particles are preferably flat. The ligand that has an amino group is preferably at least one ligand selected from the group that consists of 1-amino-2-propanol, ethylene diamine, and 2-amino-1-butanol.
Absstract of: WO2024202995A1
This electroconductive ink comprises fine silver particles, an amine, a polymer having an acidic group, and a binder, the fine silver particles having an average primary-particle diameter of 10-30 nm, the content of the fine silver particles being 20-65 mass%, the amine including an amine having a hydroxyl group, and the binder comprising a blocked isocyanate and/or a polyurethane.
Absstract of: EP4438317A2
According to examples, a substrate with a fluid carrier deposited thereon may be moved relative to an external magnetic induction a radiation footprint to provide curing radiation. The ink may comprise magnetically-orientable flakes. The radiation footprint may have a leading edge with non-zero extent in the direction of substrate motion. The fluid carrier may be cured with the curing radiation as the fluid carrier is moving in the radiation footprint. For at least part of the leading edge, the external magnetic induction may have an orthogonal projection onto a plane, the plane normal to the substrate and containing a substrate velocity vector, the orthogonal projection may vary in direction by at least 0.01 radians and having a strength of at least 0.001 tesla.
Absstract of: MX2024006442A
A method including depositing a lead halide precursor ink onto a substrate; drying the lead halide precursor ink to form a first thin film; annealing the first thin film; and forming a perovskite material layer, wherein forming the perovskite material layer includes: depositing a benzylammonium halide precursor ink onto the first thin film; drying the benzylammonium halide precursor ink; depositing a formamidinium halide precursor ink onto the benzylammonium halide precursor ink; drying the formamidinium halide precursor ink to form a second thin film; and annealing the second thin film.
Absstract of: WO2023094141A1
The present invention relates to a highly conductive filament for Fused Deposition Modeling, to its manufacture using a highly conductive paste based on a capillary suspension and to its use in a Fused Deposition Modeling process.
Absstract of: EP4438688A1
This continuous type inkjet ink composition contains a dye, a resin, an electrical conductivity imparting agent, and an organic solvent. The dye is an organic dye having a disazo backbone. The electrical conductivity imparting agent is an ionic compound having, at an anionic portion thereof, at least one element selected from the group consisting of phosphorus and boron. The continuous type inkjet ink composition causes the contained dye to be dissolved therein, and enables obtaining of a printed matter having excellent retort resistance.
Absstract of: WO2024190717A1
The present invention relates to: a composition containing metal particles, the composition comprising the components (A), (B) and (C) mentioned below, wherein the content of the component (B) per 100 parts by mass of a solid content in the composition containing metal particles is 70 parts by mass or more; and a method for producing a film and a method for producing an electroconductive member, each using the composition containing metal particles. (A) Modified cellulose fibers each having a structure that a modifying group is bound to an anionic group in an anion-modified cellulose fiber through a covalent bond; (B) metal particles; and (C) an organic compound that has a liquid form at 25°C under 1 atom.
Absstract of: WO2024190553A1
A microwave-induced exothermic composition includes a crosslinking agent, a dopant including a functional group that reacts with the crosslinking agent, and an electroconductive polymer.
Absstract of: US2024318024A1
An energy-efficient method of controlling the composite microstructure and resulting thermoelectric (TE) properties of TE composite films. The TE composite films, which include a small amount of naturally occurring chitosan binder that is sufficient to hold TE particles together, are modified by applying uniaxial mechanical pressure at low temperatures for a short duration. The TE composite films have high electrical conductivity and low thermal conductivity, making them ideal for use into high-performance energy harvesting thermoelectric devices.
Absstract of: US2024324271A1
An ink composition includes a first solvent, a second solvent, a first electron transport material and a second electron transport material. The first electron transport material includes a metal oxide, and a ligand disposed on a surface of the metal oxide. The second electron transport material includes a metal oxide, and a ligand positioned on a surface of the metal oxide. The ligand of the first electron transport material and the ligand of the second electron transport material are different from each other. A difference in a length of the ligand of the first electron transport material and a length of the ligand of the second electron transport material is three or more atoms.
Absstract of: US2024321479A1
Disclosed are a composite paste for power devices packaging and a preparation method therefor, falling within the field of packaging materials for power devices. The composite paste for power devices packaging of the present disclosure is prepared from a silver-copper filler and an organic carrier, and the silver-copper filler is a mixture of flaky silver and spherical copper. The method of the present disclosure includes: step 1: stirring a silver-copper filler and an organic carrier until uniform mixing to obtain a mixed paste; and step 2: performing three-stage dispersion grinding on the mixed paste to obtain the composite paste for power devices packaging. The preparation process of the present disclosure is simple, and the obtained composite paste has low cost, good thermal conductivity, no obvious electromigration failure and excellent mechanical properties, significantly improving the reliability of power device packaging.
Absstract of: US2024318032A1
Various embodiments of the teachings herein include a powder coating or wet enamel for production of an insulation system of an electrical machine including a curable resin-resin or resin-hardener mixture in solid form as a powder coating formulation at room temperature or processed in a solvent to give a wet enamel. The mixture may include: a first hydrocarbon-based resin component with at least two epoxy groups; a second silicon-oxygen-based resin component with at least one hydroxyl functionality; and a hardener and/or an initiating catalyst. The first resin component is predominant by composition.
Absstract of: US2024316631A1
The present invention relates to a metal nanowire having a core-shell structure, the metal nanowire being conductive and transparent while having excellent oxidation stability, and being capable of maintaining excellent oxidation stability even after a secondary process using the metal nanowire of the present invention. Specifically, the metal nanowire having a core-shell structure, according to the present invention, comprises a core containing copper, and a shell containing silver on the core, wherein the ratio (D/L) of the diameter (D) of the core to the thickness (L) of the shell is 10-60, the thickness of the shell is 5-40 nm, and the peak intensity (I1) of Ag 3d5/2 of silver and the peak intensity (I2) of Cu 2p3/2 of copper in the X-ray photoelectron spectrum satisfy the following Equation 1.I2/I1≤0.2(Equation1)
Absstract of: US2024317601A1
A method of preparing a metal oxide nanoparticle represented by a Formula Ni1-xMxO, the method including forming a first composition including a nickel-containing precursor and an M-containing precursor, and heat-treating the first composition, wherein the M-containing precursor includes at least one halogen element, 0<x<1, and M includes at least one metal element.
Absstract of: WO2024194252A1
A conductive polymer composition comprising: - a conductive polymer, and - a polymer binder, characterized in that the polymer binder includes an aqueous dispersion of a Polymer Mixture comprising a First Polymer that is aqueous dispersible and a Second Polymer that is aqueous insoluble.
Absstract of: AU2024219379A1
The present disclosure relates to conductive adhesives and inks. The disclosed conductive adhesives include glues and epoxies, based on graphene and graphene/carbon composites and the methods of manufacture thereof, such conductive adhesives exhibiting 5 excellent conductivity, thermal properties, durability, low curing temperatures, mechanical flexibility, and reduced environmental impact. Further, adhesives with conductive additives such as silver nanowires and the methods of production thereof are disclosed herein.
Absstract of: WO2024197225A1
The disclosure relates generally to compositions and methods for making antifouling and electrically responsive coatings, and electrodes and sensors including said antifouling coatings, and uses thereof.
Absstract of: CN117898032A
A multilayer composite comprising a substrate and a conductive film is provided. The substrate contains a polymer composition containing a thermoplastic polymer having a deflection temperature under a load of about 40 DEG C or higher as determined according to ISO 75-2: 2013 under a load of 1.8 MPa. The conductive film contains a noble metal. The composite material exhibits an electromagnetic interference shielding effectiveness of about 25 decibels or greater as determined according to ASTM D4935-18 at a frequency of 10 GHz and a thickness of 3 mm.
Absstract of: EP4435065A1
A conductive polymer composition comprising:- a conductive polymer, and- a polymer binder,characterized in that the polymer binder includes an aqueous dispersion of a Polymer Mixture comprising a First Polymer that is aqueous dispersible and a Second Polymer that is aqueous insoluble.
Nº publicación: JP2024127812A 20/09/2024
Applicant:
東ソー株式会社
Absstract of: US2024301197A1
In regard to a conventionally known resin composition for an antistatic hard coating to which an ionic liquid is added and an antistatic hard coating using it, there is a problem that it is difficult to achieve both an antistatic ability and high hardness. In order to solve the problem, used is a resin composition for an ultraviolet curing hard coating, the resin composition containing: an electrically conductive polymer that contains polythiophene (A) including at least two structural units represented by a specific general formula; an ultraviolet curable resin (B); and a solvent (C).
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