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55
resultados
Última actualización
05/07/2025 [08:36:00]
Resumen de: US2025215243A1
A conductive polymer dispersion including: (a) at least one oligo- or polythiophene obtained by copolymerization of at least one monomer according to Formula (I) and at least one monomer according to Formula (II) wherein A represents a substituted or unsubstituted C1 to C5 alkylene bridge; R is selected from the group consisting of a linear or branched substituted or unsubstituted C1-C18-alkyl group, a substituted or unsubstituted C5-C12-cycloalkyl group, a substituted or unsubstituted C6-C14-aryl group, a substituted or unsubstituted C7-C18-aralkyl group and a hydroxyl group; s represents an integer from 0 to 8; Ra and Rb are independently from each other selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted alkaryl group and a substituted or unsubstituted aryl or heteroaryl group; (b) a polymeric polyanion wherein at least 75 mol % of the monomeric units of the polymeric polyanion are functionalized with a functional group selected from the group consisting of a sulfonic acid or salt thereof, a phosphonic acid or salt thereof, a phosphate ester or salt thereof, a sulfate ester or salt thereof and a carboxylic acid or salt thereof, characterized in that a weight ratio of the monomer according to Formula (I) to the monomer according to Formula (II) is from 75/25 to 25/75.
Resumen de: US2025215242A1
The invention pertains generally to a composition which comprises: at least one two-part epoxy resin; Part A of the epoxy resin comprising at least one polyepoxide; and Part B of the epoxy resin comprising at least one amine hardener, at least one single-walled carbon nanotube; at least one polyhedral silsesquioxane; a coated composition of the two-part epoxy resin having a conductivity of a maximum of 1.0×109 ohms; and the coated composition having a gloss as measured by a reflected image quality of the coated composition is at least 50.
Resumen de: WO2025141155A1
The invention is directed to flaky silver pigments having a d50 in a range of 2.0 to 100.0 µm and an aspect ratio of more than 25 which are coated at least partially with an additive component, wherein the additive component is: I) a thiol represented by the general formula (Ia): A1-S-A2 or a dithiol represented by the general formula (Ib): A1-S-S-A2, wherein A1 and A2 represent either an alkyl having 1 to 8 C-atoms with A1=A2 or A1 and A2 independently represent a moiety containing polar or polarizable functionalities selected from the group consisting of ester, carboxyl, amine, hydroxyl, benzyl, benzoic, furyl, furfuryl, pyrrolyl, pyridyl, pyrazolyl, pyrazonolyl, oxazolyl, isooxazolyl, ether and combinations thereof and wherein the polar or polarizable functionalities are spaced apart from the sulphur atom or disulphur atoms by a maximum of 3 non-aromatic C-atoms and wherein the maximum total length of the thiol or dithiol involves a chain containing a maximum of 8 non-aromatic C-atoms and the maximum length difference of A1 and A2 is within 2 atoms of each other, or II) a thiol represented by the general formula (IIa): HS-(CH(A3))x-(R1)y-A3 or represented by the general formula (IIb): HS-R4-CO-O-R5, wherein R1 is an alkylene having 1 to 6 C-atoms or a phenylene, and wherein A3 is independently selected from the group consisting of NR2 2, OH, COOH, COOR3, N-succinimide, and 1-amino 2-carboxylethyl, wherein integers x and y are either 0 or 1 and x + y = 1 or 2, and wherein
Resumen de: WO2025143140A1
The purpose of the present invention is to provide an aqueous primer paint composition for an automobile exterior component, the aqueous primer paint composition having adhesion properties superior to those of conventional primer paint compositions and having paint physical properties, such as coating workability and stability, equivalent to those of conventional primer paint compositions. This aqueous primer composition for an automobile exterior component has a resin makeup composed of a chlorinated polyolefin (A), a urethane dispersion (B), an alkyd dispersion (C), an epoxy dispersion (D), and an acrylic resin (E) and further contains carbon black (F) as a conductive material, the composition being characterized in that: the chlorinated polyolefin (A) has a weight-average molecular weight of 90,000-110,000 and a melting point of 72-80ºC; and 45.0-60.0 mass% of the chlorinated polyolefin (A) in terms of solid content is contained with respect to 100 mass% of the total amount of resin solid contents of the chlorinated polyolefin (A), the urethane dispersion (B), the alkyd dispersion (C), the epoxy dispersion (D), and the acrylic resin (E).
Resumen de: WO2025142191A1
Provided is a conductive paste composition that can be cured at a temperature lower than temperatures for conventional products, that can form a cured film having excellent conductivity, and that has excellent printability. A conductive paste composition according to the present invention contains a conductive material (A), an epoxy resin (B), a metal chelate (C), and a polyhydroxy fatty acid (D). The epoxy resin (B) has a weight average molecular weight of 2000-120000. The polyhydroxy fatty acid (D) is represented by general formula (1) (in formula (1), R1 represents an alkylene group or an alkenylene group, R2 and R3 are the same or different from each other and each represent a hydrogen atom, an alkyl group, or an alkenyl group, and n represents the number average degree of polymerization and is an integer of 2-20).
Resumen de: WO2025139168A1
An electron transport type conductive ink containing a benzodifuranone substance, comprising: a benzodifuranone substance, a specific surfactant, and a solvent, wherein the benzodifuranone substance has the following structural unit: (I). The present invention introduces a specific surfactant capable of interacting with the benzodifuranone substance, and the specific surfactant generally contains a unit capable of forming hydrogen bonds or ionic electrostatic interactions with the benzodifuranone substance, so that in addition to the dispersibility of the surfactant itself, the interactions enable the benzodifuranone substance to remain in a more stably dispersed state after dispersion, and not to easily agglomerate over time.
Resumen de: WO2025144042A1
A UV-curable graphene-based conductive ink comprising graphene-based colloid, wherein the graphene-based colloid comprises reduced graphene oxide and silver nanoparticles; photocurable polymer resin, photoinitiator and dispersant. A method of manufacturing a near field communication, NFC antenna, wherein the method comprises the steps of (i) inkjet printing a first conductive layer on a flexible substrate using a UV-curable graphene-based conductive ink; (ii) curing the first conductive layer obtained from step (i); (iii) inkjet printing dielectric layer onto the cured first conductive layer obtained from step (ii); (iv) curing the dielectric layer obtained from step (iii); (v) inkjet printing a second conductive layer on the cured dielectric layer obtained in step (iv); (vi) curing the second conductive layer obtained from step (v) to produce a flexible NFC antenna; and (vii) curing the flexible NFC antenna obtained from step (vi) to produce the NFC antenna of the present invention.
Resumen de: FR3157407A1
Procédé de recyclage des résidus d’encre catalytique dans une installation de production et/ou dépôt d’encre catalytique destinée aux piles à combustible L’invention concerne un procédé de recyclage de résidus d’une encre catalytique comprenant particules catalytiques, polymère électrolytique, eau. Le procédé comprend le fait de disposer d’un effluent, contenant les résidus d’encre catalytique, sa filtration sur une membrane de filtration, qui génère la formation d’un rétentat contenant les particules catalytiques contenues dans l’effluent, tout ou partie du polymère électrolytique, et de l’eau, puis, de préférence sa diafiltration moyennant l’ajout d’eau. Filtration et diafiltration sont de préférence tangentielles et dynamiques. Les résidus d’encre peuvent être issus du nettoyage d’une installation de production et/ou de dépôt d’encre catalytique, ou de la dissolution de couches d’encre à la surface d’un assemblage membrane électrode de pile à combustible. L’invention concerne aussi une composition pour recyclage et un procédé de production d’une nouvelle encre incorporant la composition pour recyclage. Figure pour l'abrégé : néant
Resumen de: US2025206974A1
An electro-optic ink composition containing at least one compound selected from a compound of formula (1′) and a compound of formula (1″), and an organic solvent having a boiling point of 120° C. or higher and a dipole moment of less than 3.0 debye.D1-X1-A1 (1′)D1 represents an electron-donating group. X1 represents a predetermined divalent conjugated linking group or the like. A1 represents a group of formula (a1).
Resumen de: US2025206961A1
Provided are electrochemical cells with at least a portion of the exterior surface coated in a conductive aversive coating to deter children from eating the electrochemical cell. Described are compositions and methods for preparing electrochemical cells with aversive coatings capable of conducting electricity through the coating.
Resumen de: US2025206963A1
A surface treated steel sheet excellent in weldability and corrosion resistance after electrodeposition coating is disclosed. The surface treated steel sheet of the present disclosure has a plated steel sheet having a Zn-containing plated layer and a surface treatment layer provided on at least one main surface of the plated steel sheet, wherein the surface treatment layer has at least a paint film as an outer layer, the paint film has an average film thickness of 0.5 μm or more and 5.0 μm or less, the paint film includes a binder resin, rust preventer, and conductive agent, and the binder resin includes a phenolic resin with a cross-linking degree of 40% or more or 80% or less.
Resumen de: WO2025132824A1
The invention relates to a process for preparing a component of a rechargeable battery, wherein a composition comprising a) water, b) an electrically conductive carbon-based material, and c) a polymer comprising repeating units of polymerized monomers of i) a vinyl aromatic monomer, ii) a polyether acrylate or polyether methacrylate, and iii) an ethylenically unsaturated monomer having 1 or 2 carboxylic acid groups, wherein at least a part of the carboxylic acid groups is present in salt form, is employed for preparing the component.
Resumen de: WO2025130657A1
A transparent electrically-conductive thin film. The thin film comprises: a transparent substrate layer, and an electrically-conductive layer located on a surface of the transparent substrate layer, wherein the electrically-conductive layer is obtained by means of coating and drying an electrically-conductive liquid. The electrically-conductive liquid is composed of the following components in parts by weight: 100 parts of a solvent, 10-15 parts of silver nanowires, 2-5 parts of a polyvinyl butyral, 1-3 parts of a polyvinylpyrrolidone, 0.1-0.5 parts of a dispersing agent, 0.3-1.5 parts of a silane coupling agent, 0.1-1 part of a leveling agent and 0.2-0.6 parts of a polycitric acid, wherein the silver nanowires have a diameter of 30-50 nm and a length of 15-30 μm. The transparent electrically-conductive thin film maintains a low surface resistance, and also reduces the yellowness value of the thin film, thereby ensuring stable light transmittance and the appearance effect of the transparent electrically-conductive thin film.
Resumen de: US2025206616A1
A carbon nanotube dispersion liquid includes carbon nanotubes with an average fiber length of 10 μm or more, an aqueous solvent, and a dispersant that is soluble in the aqueous solvent and has a weight-average molecular weight of 600000 or more. A content of the dispersant is 10 parts by mass or more and 500 parts by mass or less relative to 100 parts by mass of the carbon nanotubes.
Resumen de: US2025206962A1
Surface treated steel sheet excellent in weldability and corrosion resistance is disclosed. The surface treated steel sheet of the present disclosure comprises a plated steel sheet having a Zn-containing plated layer, and a surface treatment layer provided on at least one main surface of the plated steel sheet, wherein the surface treatment layer has at least a paint film as an outer layer, the paint film has an average film thickness of 1.0 μm or more and 10.0 μm or less, the paint film includes a binder resin, oil absorbent, and conductive material, the binder resin includes an epoxy resin, a ratio of the epoxy resin in the binder resin is 25 vol % or more, the oil absorbent has an oil absorption of 50 ml/100 g or more, the oil absorbent has a particle diameter of half or more and equal to or less of the average film thickness, and the paint film contains the oil absorbent in 5 vol % or more.
Resumen de: US2025212531A1
A paste (32) for use in metallization of a solar cell (12) includes an organic vehicle (44) and a mixture of copper-containing particles (46), metal-oxide-containing nanoparticles (50), and secondary oxide particles (52) different from the metal-oxide-containing nanoparticles (50). The secondary oxide particles (52) include particles (42) of a metal oxide and a metal of the metal oxide capable of reducing at least some of the metal-oxide-containing nanoparticles (50) to metal when heated. The organic vehicle (44) is capable of reducing the metal oxide of the secondary oxide particles (52) upon decomposition of the organic vehicle (44). A paste (32) includes a mixture of particles (42) including metallic copper particles (46), nanoparticles (50), and metal oxide particles (52) in the organic vehicle (44). The nanoparticles (50) include at least one oxide of nickel, copper, cobalt, manganese, and lead. The metal oxide of the metal oxide particles (52) has a more negative Gibbs Free Energy of Formation than a metal oxide of the at least one oxide of the nanoparticles (50).
Resumen de: US2025206950A1
The present application relates to a self-healing, electrically conducting elastomer, comprising an electrically conducting phase comprising PEDOT:PSS nanofibrils and an electrically insulating phase comprising a polyborosiloxane-based polymer and a polydimethylsiloxane-based polymer. The present application also relates to a method for manufacturing the self-healing, electrically conducting elastomer.
Resumen de: WO2025134695A1
Provided is a two-pack type coating composition for in-mold coating which comprises a main preparation and a curing agent, wherein the main preparation comprises a polyol (A), a curing catalyst (B), an electroconductive pigment (C), and a pigment dispersant (D) and the curing agent includes an isocyanurate compound (E). The polyol (A) has a hydroxyl value of 300-1,000 mgKOH/g, the content of the curing catalyst (B) is 0.05-3 parts by mass per 100 parts by mass of the polyol (A), the electroconductive pigment (C) has a DBP oil absorption of 490 cm3/100 g or less, and the two-pack type coating composition has a solvent content of 30 mass% or less.
Resumen de: WO2025136082A1
A conductive nanoparticle formulation and method of preparing the conductive nanoparticle formulation, wherein the conductive nanoparticle formulation comprising silver precursor, reducing agent, stabilizer, encapsulating agent, UV monomer resin and solvent and wherein the encapsulating agent comprises primary encapsulating agent and secondary encapsulating agent.
Resumen de: AU2023391271A1
The invention relates to a carbon ink composition for use in printing a conductive carbon layer onto a perovskite solar device stack. Also provided is a perovskite solar device stack comprising a conductive carbon layer, and a method of manufacturing such a device by a solution processing method.
Resumen de: JP2025094490A
【課題】製造に伴う環境への負荷を低減できる樹脂部品及び樹脂部品の製造方法を提供する。【解決手段】樹脂部品の製造方法は、樹脂製の基材の表面を導電材が添加されたベース塗料で塗装するベース塗装工程と、ベース塗装工程で塗装されたベース塗料を乾燥させる乾燥工程と、乾燥工程で乾燥されたベース塗料の表面に熱硬化型のクリア塗料を静電塗装するクリア塗装工程と、クリア塗装工程で静電塗装されたクリア塗料を加熱して硬化させる熱硬化工程と、を備える。【選択図】図２
Resumen de: EP4576270A1
An electrode binder for a lithium-ion battery includes core-shell particles each of which includes a core and a shell layer located outside the core. The core is formed of rubber, and the shell layer is formed of a shell-forming polymer containing at least one type of monomer units selected from the group consisting of methacrylic acid units and (poly)alkylene glycol chain-containing (meth)acrylic ester units. The proportion of the methacrylic acid units in the shell-forming polymer is from 5 to 40 wt% or the proportion of the (poly)alkylene glycol chain-containing (meth)acrylic ester units in the shell-forming polymer is from 10 to 30 wt%.
Resumen de: WO2024158935A1
The present application discloses a method for optical detection of defects (4,5,6,7) on a photosensitive object (1) by fluorescence imaging in the infrared and near-infrared wavelengths of light. The method of fluorescence imaging enables fast and efficient defect detection on the object for quality control. Furthermore, the imaging process does not alter, discolor, or degrade electrical performance of the photosensitive object.
Resumen de: EP4574759A1
A carbon nanotube dispersion liquid includes carbon nanotubes (10) with an average fiber length of 10 µm or more, an aqueous solvent, and a dispersant (20) that is soluble in the aqueous solvent and has a weight-average molecular weight of 600000 or more. A content of the dispersant (20) is 10 parts by mass or more and 500 parts by mass or less relative to 100 parts by mass of the carbon nanotubes (10).
Nº publicación: JP2025094287A 25/06/2025
Solicitante:
昭栄化学工業株式会社
Resumen de: TW202407719A
The present invention provides a baking type conductive paste which is capable of forming a plate-like conductor film that is flat and smooth, while being thick and large in size. A baking type conductive paste according to one embodiment of the present invention is characterized by containing a conductive powder that is mainly composed of nickel and has an average particle diameter D50 of 0.05 mum to 1.0 mum, an acrylic resin that has an acid value of 0 mgKOH/g to 10 mgKOH/g, and an organic solvent in which the acrylic resin is dissolved, and is also characterized in that: the organic solvent is an alcohol-based solvent having 3 or more carbon atoms and a boiling point of 300 DEG C or less; and the water content in the paste is less than 0.50% by mass.
BOPI
Sede Electrónica
