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29
resultados
Última actualización
15/10/2025 [07:53:00]
Resumen de: US2025316683A1
A ternary blended positive electrode material and a preparation method thereof and a battery are provided. The preparation method includes mixing a ternary material, a lithium manganese iron phosphate material and a coating material, and performing high-energy ball milling on the obtained mixture to obtain the ternary blended positive electrode material. The coating material includes a polyphosphazene intermediate.
Resumen de: US2025313713A1
The present invention relates to a method for the preparation of a graphene-based conductive ink for additive manufacturing, said method being based on the exfoliation of graphite. The invention also relates to a graphene-based conductive ink for additive manufacturing, to a method for the preparation of a substrate coated with said conductive ink and to the resulting coated substrate.
Resumen de: WO2025211351A1
The problem with conventionally known conductive materials has been low dispersibility in an adhesive, a resin, a mold release agent, or the like. In order to solve the above problem, the present invention uses a conductive polymer composition characterized by comprising: (A) a polythiophene containing two or more structural units which are at least one kind selected from the group consisting of structural units represented by general formula (1) and structural units represented by general formula (2); and (B) a polyether-based compound represented by general formula (16).
Resumen de: WO2025211144A1
Provided is a charge-transporting ink composition for an upper layer of a quantum dot layer, the composition being configured such that: when used to form an upper layer of a quantum dot (QD) layer (light emission layer), the changes in the flatness of the film formed by inkjet deposition can be suppressed, such changes occurring due to the post-deposition time delay; practical charge-transporting properties can be maintained; and photoluminescence (PL) quenching of the quantum dot (QD) layer in the element obtained is not triggered. The composition contains a charge-transporting material and a solvent, where the solvent is a specific solvent having a Balaban index of 3.3 or lower and a molar refractive index of 65 or lower, and also having a boiling point of 180°C or higher.
Resumen de: JP2025150407A
【課題】スクリーン印刷時の気泡の発生を抑制し、初期導電性、高温高湿下での導電性の安定性に優れた硬化膜を形成可能である導電性組成物を提供すること。【解決手段】導電性組成物は、（Ａ）導電性粒子４０～９０質量％（Ｂ）レゾール型フェノール樹脂１～３０質量％（Ｃ）エチレンジアミン骨格を有するアミン化合物０．０５～５質量％（Ｄ）ポリブタジエン０．０１～５質量％（Ｅ）テルペノイドアルコール１～３０質量％を含む。【選択図】なし
Resumen de: WO2025209640A1
A method of forming a sintering powder comprising copper particles, the method comprising: providing a solution comprising copper ions, a base and a capping agent; contacting the solution with a reducing agent to provide the sintering powder; and recovering the sintering powder, wherein: prior to contacting the solution with the reducing agent, the solution has a pH of from 4 to 7; and the capping agent comprises an amino alcohol.
Resumen de: WO2025210507A1
The present invention concerns the field of implantable neural interface devices and, in particular, it refers to a new process for fabricating polymeric neural interfaces based on a combination of molding and screen printing, and to the interfaces thus obtained. The invention simplifies the process for fabricating the above-mentioned devices, both from an operational point of view and from a cost reduction perspective.
Resumen de: US2025313705A1
Provided are a slurry for forming an electrode of a non-aqueous electrolytic solution secondary battery, containing an electrode active material, a conductive auxiliary agent, and a dispersion medium, and satisfying the following expressions (1) to (4); a non-aqueous electrolytic solution secondary battery using the slurry; and a manufacturing method thereof.0
Resumen de: EP4629301A1
A liquid composition (37) includes an active material and a dispersion medium. ηA is a viscosity of the liquid composition at a shear rate of 10-1s-1 and the ηA is equal to or greater than 1000 mPa·s. ηB is a viscosity of the liquid composition at a shear rate of 105s-1and the ηB is equal to or smaller than 100 mPa·s.
Resumen de: US2025303634A1
Parts made by additive manufacturing are often structural in nature, rather than having functional properties conveyed by a polymer or other component. Printed parts having piezoelectric properties may be formed using compositions comprising a plurality of piezoelectric particles non-covalently interacting with at least a portion of a polymer material via π-π bonding, hydrogen bonding, electrostatic interactions stronger than van der Waals interactions, or any combination thereof. The piezoelectric particles may be dispersed in the polymer material and remain substantially non-agglomerated when combined with the polymer material. The polymer material may comprise at least one thermoplastic polymer, optionally further including a polymer precursor. The compositions may define an extrudable material that is a composite having a form factor such as a composite filament, a composite pellet, a composite powder, or a composite paste. Additive manufacturing processes using the compositions may comprise forming a printed part by depositing the compositions layer-by-layer.
Resumen de: US2025311609A1
An embodiment involves introducing heterocyclic 1,3-diazole (HDZ) into a PEDOT-(PSS) film, which significantly reduces the Coulomb force within the PEDOT-(PSS) and forms hydrogen bonds with PSS, thereby improving the morphology, optical properties, carrier mobility, and polymer structure of the film. The use of an optimized PEDOT-(NHDZ:PSS) film as an HTL for OPD has the effects such as better noise suppression, higher detectivity for weak light at low frequencies, wider bandwidth, and faster response speed for optical signals, and by utilizing these characteristics, the PEDOT-(NHDZ:PSS)-based OPD may successfully achieve diagnosis of cardiovascular-related diseases.
Resumen de: WO2025205809A1
In order to improve adhesive strength between a substrate and a copper nano-ink sintered layer obtained by sintering an electrically conductive ink containing metal nanoparticles. The present invention contains copper nanoparticles, a copper nanoparticle coating material, a solvent, a dispersing agent, and, as an additive, a compound selected from the group consisting of a hindered phenol-based compound, a thiol-based compound, a sulfide-based compound, a disulfide-based compound, a triaryl phosphine-based compound, a triaryl phosphite-based compound, a diaryl phosphine-based compound, a polyaryl bisphosphine-based compound, an oxamide-based compound and a piperidinol-based compound. The viscosity is 1-100 mPa·s at a measurement temperature of 25°C.
Resumen de: US2025308956A1
The disclosure is and includes at least an apparatus, system and method for a ramped electrical interconnection for use in semiconductor fabrications. The apparatus, system and method includes at least a first semiconductor substrate having thereon a first electrical circuit comprising first electrical components; a second semiconductor substrate at least partially covering the first electrical circuit, and having thereon a second electrical circuit comprising second electrical components; a ramp formed through the second semiconductor substrate between at least one of the first electrical components and at least one of the second electrical components; and an additively manufactured conductive trace formed on the ramp to electrically connect the at least one first electrical component and the at least one second electrical component.
Resumen de: WO2025206421A1
The reflective photonic crystal ink according to an embodiment comprises: nanoparticles; and a dispersion solvent in which the nanoparticles are dispersed, wherein the dispersion solvent may comprise a phenylalkylamine (PAA)-based material.
Resumen de: US2025304800A1
A dispersion liquid including quantum dots having a band gap of 1.35 eV or less; a ligand; and a solvent, in which a content of the quantum dots in a component obtained by removing the solvent and the ligand from the dispersion liquid is 50% by mass or more, and the ligand contains a compound having a pKa of 3 or less or a salt of the compound. A photoelectric conversion film using a dispersion liquid, a method for manufacturing a photoelectric conversion film, a photodetector, and an image sensor.
Resumen de: US2025304812A1
A method for producing an electrode ink includes a deaerating step of removing a soluble gas that is more soluble in alcohol than nitrogen from each of first feedstock containing a conductive particle, second feedstock containing a polymer material, and a solvent containing water and a water-soluble organic solvent, and a kneading step of mixing the first feedstock from which the soluble gas has been removed, the second feedstock, and the solvent, wherein the kneading step is performed in an atmosphere of a low-solubility gas that is less soluble in alcohol than nitrogen.
Resumen de: US2025303636A1
Self-limiting electrospray compositions including a non-charge-dissipative component and/or a charge-dissipative component. Self-limiting electrospray composition including a plurality of charge-dissipative components and excluding a non-charge-dissipative component. Methods for forming layers of self-limiting thickness. Methods for determining a conductivity of a material. Methods for repairing a flaw in a layer on a surface of an object.
Resumen de: US2025304801A1
A water-soluble polymer may include a first water-soluble polymer of formula (3):wherein R8 is a linear or branched alkyl group with 6 to 20 carbon atoms, R9 is a hydrophilic group, R10 is a hydrogen atom or a methyl group, Y2 is a single bond, —S—, —S(═O)—, —C(═O)—O—, or —O—, and p2 is an average number of repetitions and is a number in a range of from 1 to 50.
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: CN120225618A
Disclosed is an article comprising a substrate comprising a ceramic and/or polymer; and an antistatic coating present on at least a portion of the surface of the substrate. The antistatic coating is a cross-linked inorganic-organic hybrid coating comprising at least one epoxy functional group, wherein the coating further comprises an ammonium salt and/or phosphoric acid; wherein the antistatic coating has a surface resistivity of at most 1010 Omega/cm as measured by a multimeter with punctiform electrodes, and wherein the cross-linked inorganic-organic hybrid coating comprises silicon and/or titanium. A method of manufacturing such an article is also disclosed.
Resumen de: MX2025010720A
Coating compositions, non-conductive coatings, non-conductive films, articles thereof, methods of manufacture thereof, and methods of use thereof are provided. The coating composition comprises a film-forming resin and a conductive additive. A coating formed from the coating composition has an irreversible increase in resistivity of at least 20%, at least 50%, at least 100%, at least 500%, at least 1,000%, at least 10,000%, at least 100,000%, or at least 300,000%, all as measured with a probe prior to and after exposing the coating to an external stimulus.
Resumen de: KR20250142758A
(과제) 고범프 웨이퍼에 대해서도 확실하게 보호가 가능하며, 높은 대전 방지 성능을 갖고, 게다가 피착체인 워크에의 오염도 억제할 수 있는 워크 가공용 보호 시트를 제공한다. (해결 수단) 본 발명에 따른 워크 가공용 보호 시트(1)는, 대전 방지성을 갖는 기재(10)와, 상기 기재 상에 배치된 중간층(20)과, 상기 중간층 상에 배치된 점착제층(30)을 갖고, 상기 중간층(20)은, 대전 방지제를 함유하는 것을 특징으로 하고 있다.
Resumen de: JP2023098963A
To provide a conductive ink for a rollerball pen and a conductive trace formed on a substrate.SOLUTION: A conductive ink for a rollerball pen comprises an aqueous solvent and conductive particles comprising one or more metals dispersed therein at a concentration of at least about 30 wt.%. The conductive particles include conductive flakes and conductive nanoparticles. A dispersant covers the conductive particles at a loading level of at least about 0.1 mg/m2 to about 0.8 mg/m2. A conductive trace deposited on a substrate from a rollerball pen comprises a percolative network of conductive particles comprising one or more metals. The conductive particles include conductive flakes and conductive nanoparticles. The conductive trace has a conductivity of at least about 1% of a bulk metal conductivity, and a reflectance of more than 40%.SELECTED DRAWING: Figure 2
Resumen de: WO2025192573A1
Since a copper formate ink has high viscosity, and needs to reduce the viscosity thereof in order to be practically applied by coating, this ink composition contains copper formate, an alkanolamine, and a solvent that comprises two or more functional groups which are each capable of forming a coordinate bond with copper formate in a molecular structure.
Resumen de: KR20250141413A
본 발명은 통합충전제어장치의 어퍼커버용 전자파 차폐 잉크 제조방법에 관한 발명으로, 그래핀 분말을 다이노밀을 이용해 미세화하는 그래핀밀링공정(S10)과, 물과, 계면활성제와, 산도조절제와, 첨가제를 배합 및 교반하여 잉크 중간체를 제조하는 중간체제조공정(S20)과, 중간체제조공정(S20)에서 수득한 잉크 중간체를 1차필터를 이용해 500 ~ 1000nm 입도로 여과하는 1차필터링공정(S30)과, 1차필터링공정(S30)을 거친 잉크 중간체를 원심분리로 층분리하여 분획물을 수득하는 원심분리공정(S40)과, 원심분리공정(S40)에서 수득한 분획물에 상기 그래핀밀링공정(S10)에서 수득한 그래핀 분말을 배합한 안료를 혼합하는 그래핀안료혼합공정(S50)과, 그래핀안료혼합공정(S50)에서 수득한 그래핀 잉크 혼합물을 2차필터를 이용해 800 ~ 1000nm 입도로 여과하는 2차필터링공정(S60)을 포함하여 이루어짐에 따라 통합충전제어장치의 어퍼커버에 미스트 분사하여 전자파 차폐 성능을 부여하는 전자파 차폐 잉크를 제조할 수 있는 것이 특징이다.
Resumen de: WO2025198549A1
In particular, the invention relates to a reinforced cable structure which enables to increase the electricity and/or signal conduction efficiency and prevent energy loss without increasing the cross-sectional area of the conduction layer of the cable, to improve the mechanical and thermal properties of the protective layer of the cable, to increase its resistance to physical, ultraviolet radiation, liquid absorption, temperature and flammability by using graphene material in cables providing electricity and/or signal conduction, and to a reinforced cable structure production method for obtaining this cable structure.
Resumen de: US2025296380A1
According to examples, an article may include a base layer that extends along a first dimension and a second dimension, in which the second dimension is orthogonal to the first dimension. The article may also include reflective ribbons provided on an upper surface of the base layer, in which the reflective ribbons positioned along a common plane extending in the second dimension have dihedral angles that change as a function of distance across the common plane.
Resumen de: US2025296277A1
A method for printing of doped conducting polymer includes immersing at least a portion of a surface of a substrate with a coagulation bath. A doped conducting polymer is printed from a nozzle onto the substrate that is within the coagulation bath. The nozzle penetrates below a surface of the coagulation bath at a predetermined distance from the substrate. The doped conducting polymer includes an anionic dopant. The coagulation bath includes a concentration of material that provides a secondary dopant of the doped conducting polymer.
Resumen de: JP2025063909A
To improve sinterability while suppressing agglomeration of metal particles when used as a metal ink, to obtain a sintered compact that appropriately transmits visible light, and to improve cleanability and suppress or eliminate clogging when used as a cleaning fluid.SOLUTION: Metal ink 10 comprises: metal particles 12; a solvent 16; a polyhydric alcohol 14 containing two or more OH groups and soluble in water and low-grade alcohols; and an additive 17 containing a water-soluble phosphoric acid compound.SELECTED DRAWING: Figure 1
Resumen de: US2025297121A1
Electrically conductive graphene inks and processes for exfoliating graphite to form few-layered graphene, especially graphene with average thickness of (20) atomic layers or less, or in some embodiments (10) atomic layers or less, that can be used in manufacture of graphene inks are provided. The few-layered graphene ink can be used to fabricate electronic and electrochemical devices, such as sensors.
Resumen de: US2025297120A1
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 alkylamine ligand, and a solvent. The conductive ink compositions can be used to form conductive structures comprising gold, for example by inkjet or other printing methods, at temperatures of 300° C. or less. Such conductive structures can be formed on a variety of substrates.
Resumen de: US2025297114A1
Provided is a spherical silver powder that can bring about excellent fine line printability when used in a conductive paste or the like. The spherical silver powder has a diameter D10 at a volume-based cumulative value of 10%, a diameter D50 at a volume-based cumulative value of 50%, and a diameter D90 at a volume-based cumulative value of 90% according to laser diffraction that satisfy a formula: (D90−D10)/D50<1, and has a ratio D50/DBET of the D50 relative to a BET diameter DBET of not less than 0.90 and not more than 1.20.
Resumen de: US2025300063A1
An electronic component device, includes: a redistribution layer, an electronic circuit chip and an optical circuit chip disposed on the redistribution layer, and a first sealing layer sealing the electronic circuit chip and the optical circuit chip, wherein the first sealing layer has an opening on an opposite side from a side of the redistribution layer, and a position of the opening at least partially overlaps with a position of the optical circuit chip.
Resumen de: WO2025195258A1
The present application relates to the field of antistatic coating materials, and particularly to an antistatic PVC coating material for surface treatment and a preparation method therefor. The antistatic PVC coating material for surface treatment comprises the following raw materials in percentage by weight: 30-45% of a polyvinyl alcohol solution, 4-9% of a filler, 0.1-0.3% of a coupling agent and the balance being an antistatic treating agent. The antistatic treating agent comprises lithium trifluoromethanesulfonimide, cellulose acetate and a reinforcing agent. The preparation method therefor comprises the following steps: preparing an antistatic treating agent, which involves: dissolving lithium trifluoromethanesulfonimide and cellulose acetate in a solvent, then adding the reinforcing agent, and uniformly mixing same to obtain the antistatic treating agent; and blending, which involves: uniformly mixing the polyvinyl alcohol solution, the filler, the coupling agent and the antistatic treating agent. The prepared coating material can be used for directly applying to the surface of a PVC material product to form a transparent film with a permanent antistatic effect, and is suitable for PVC material products of all colors.
Resumen de: KR20250139086A
본 발명은 고전기전도도를 가지는 맥신 잉크의 제조방법에 관한 것으로, 맥신나노시트와 극성이 상이한 제1극성용매 및 제2극성용매의 혼합액을 혼합하는 단계를 포함한다.
Resumen de: WO2025193091A1
Liquid composition, comprising: - a pre-polymer composition; - particles of X-doped diamond, wherein X represents one or more chemical elements chosen from group 13, 14 and/or 15 of the periodic system, and X preferably comprises at least boron; wherein the particles are dispersed in the pre-polymer composition, and wherein the liquid composition is suitable to be applied onto a substrate as a coating layer which is curable by drying so that a coated substrate is obtained, and wherein the obtained cured coating layer contributes to the electrostatic dissipative qualities of the coated substrate.
Resumen de: WO2025192100A1
The present invention addresses the problem of providing: a two-component ink set which has a long pot life and with which excellent film physical properties can be obtained; a method for forming a cured product; and a product. The two-component inkjet ink set comprises at least A ink and B ink, wherein the A ink contains at least a photocurable compound, and the B ink contains at least a thermosetting compound and a thermosetting agent.
Resumen de: WO2025192573A1
Since a copper formate ink has high viscosity, and needs to reduce the viscosity thereof in order to be practically applied by coating, this ink composition contains copper formate, an alkanolamine, and a solvent that comprises two or more functional groups which are each capable of forming a coordinate bond with copper formate in a molecular structure.
Resumen de: US2025293229A1
A liquid composition includes an active material and a dispersion medium. ηA is a viscosity of the liquid composition at a shear rate of 10−1 s−1 and the ηA is equal to or greater than 1000 mPa·s. ηB is a viscosity of the liquid composition at a shear rate of 105 s−1and the ηB is equal to or smaller than 100 mPa·s.
Resumen de: US2025289963A1
Disclosed is a coating composition that includes at least one silane or functionalized silane, and at least one electroactive or electroconductive polymer, and optionally a solvent. In particular, the coating composition comprises a mixture of octadecyltrichlorosilane and poly(3,4-ethylenedioxythiophene):polystyrene sulfonate.
Resumen de: US2025289053A1
Provided is a spherical silver powder that can bring about excellent printability and low-temperature sintering ability when used in a conductive paste or the like. The spherical silver powder has a ratio D50/DBET of a diameter D50 at a volume-based cumulative value of 50% according to laser diffraction relative to a BET diameter DBET of not less than 0.9 and not more than 1.2 and includes voids in inner parts of particles.
Resumen de: CN120188236A
The invention relates to a printable paste 20 for manufacturing an electrical device, the printable paste comprising: a printable, electrically non-conductive paint 22; an electrically conductive particle 25; and ceramic NTC particles 30, wherein the electrically conductive particles 25 and the ceramic NTC particles 30 are arranged in a uniformly distributed manner in the printable, non-conductive paint 22. The invention further relates to a method for producing a printable paste, to a film comprising a printable paste, to a method for producing a film, and to a temperature sensor and to a switch-on current limiter comprising a film with a printable paste.
Nº publicación: KR20250136353A 16/09/2025
Solicitante:
가부시키가이샤무라타세이사쿠쇼
Resumen de: WO2024214399A1
Provided is a conductive paste that is for forming an external electrode in a chip-type ceramic electronic component and is unlikely to generate aggregates. The conductive paste includes a copper powder (12), a glass powder (13), a resin, and an organic solvent. The copper powder (12) and the glass powder (13) are subjected to surface treatment so that the surface free energy γsD50 is 30 mJ/m2 to 55 mJ/m2 inclusive. The 50% volume cumulative particle diameter D50 of the copper powder (12) and the glass powder (13) according to the laser diffraction/scattering particle size distribution measurement method is 1.0 μm or less.
BOPI
Sede Electrónica
