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43
resultados
Última actualización
01/11/2025 [07:49:00]
Resumen de: US2025333614A1
Suspension or colloid comprising liquid metal droplets bound with graphene-based particles, wherein the liquid metal is gallium or a gallium alloy, and the graphene-based particles are selected from a list of graphene, graphene oxide, reduced graphene oxide, graphene quantum dots, carbon nanotubes, or combinations thereof; respective ink, transparent stretchable conductor and obtention processes thereof; also a conductor obtainable by applying a coating of suspension, colloid, network, or ink according to any of the previous claims over a substrate, and laser sintering said coating, in particular the conductor being an electrode or a circuit trace or a circuit. Applications include optoelectronic devices, pressure or strain sensitive piezo resistive composited, pressure or strain sensors, temperature sensors, electroluminescent devices, photovoltaic devices, memory devices or electrodes for energy storage devices.
Resumen de: WO2025224433A1
Ink compositions comprising hydrophilic, cross-linked polymer particles and methods for making the same. The ink compositions can be used in aqueous supercapacitor applications. Electrodes comprising the homogenised ink compositions deposited on the electrode or within the electrode structure and methods for making the same. The electrodes can be used in energy storage devices.
Resumen de: CN120418360A
The present invention relates to ink formulations based on silver nanoparticles which can be advantageously used for electromagnetic interference ("EMI") shielding coatings of semiconductor chips, in particular epoxy molding compound ("EMC") chips; in particular, the present invention relates to such silver nanoparticle-based ink formulations which are stable, have improved electrical conductivity and are particularly suitable for application by spraying.
Resumen de: EP4640769A1
Provided are a conductive polymer-containing dispersion which can further reduce the equivalent series resistance (ESR) of a solid electrolytic capacitor, a method of producing the same, and a solid electrolytic capacitor having a further reduced ESR. A conductive polymer-containing dispersion comprising a conjugated conductive polymer (A), a polyanion (B), a hydroxyl group-containing cyclic ether compound (C), and a dispersion medium (D).
Resumen de: US2025329739A1
The present invention relates to a method of using an aqueous dispersion of a polymer P obtainable by radically initiated emulsion polymerization, which comprises polymerizing (a) 40 to 75 parts by weight of at least one vinylaromatic compound, (b) 22.5 to 55 parts by weight of at least one conjugated aliphatic diene, (c) 0.5 to 10 parts by weight of at least one ethylenically unsaturated monomer containing acid groups (dl) 1 to 5 parts by weight of acrylamide and/or methacrylamide, (d2) 1 to 10 parts by weight of acrylonitrile and/or methacrylonitrile (e) 0 to 5 parts by weight of monoethylenically unsaturated monomer having at least one epoxy, hydroxyl, N-methylol or carbonyl group (f) 0 bis 20 parts by weight of at least one other monoethylenically unsaturated monomer, where the amounts of the monomers (a) to (f) add up to 100 parts by weight, at a polymerization temperature in the range of 70 to 95° C., as a polymeric binder in an electrode slurry composition for anodes of secondary batteries, aqueous polymer dispersions itself and a process for producing the aqueous dispersion by radically initiated emulsion polymerization, electrode slurry compositions for anodes comprising the polymer P, an anode of secondary batteries comprising the polymer P, a method of preparing this anode and the lithium ion secondary battery comprising the anode.
Resumen de: WO2025221333A2
This present disclosure is directed to copper-based ink MOD compositions and method of producing materials such as fine pattern electrodes using the same.
Resumen de: WO2025219381A1
The present invention relates to a printable ink (3) for use in manufacturing of an analog WORM (write once read many) memory device (10), the printable ink (3) comprising a solvent, a binder and a monomer being convertible to an electrically conducting polymer (4) through electrically induced polymerization. The present invention further relates to an analog WORM memory device (10) comprising such an ink (3).
Resumen de: US2023203222A1
A polymerizable composition curable by ionizing radiation contains (A) a first component including a (meth)acryloylmorpholine represented by formula (1), and (B) a second component including a compound represented by formula (2). The total content of the first component and the second component in the polymerizable composition is 50 wt % or more. The polymerizable composition enables appropriate maintaining of a post-curing shape even after being in a high temperature environment, and enables dissolution thereof by a water-containing solution. In formula (1), R1 is hydrogen or methyl. In formula (2), R2 is hydrogen or a group having 1 to 6 carbons, R3 and R4 are each independently hydrogen or a group having 20 or less carbons, and n is an integer of 1 to 6.
Resumen de: US2025323273A1
Provided is an electrode slurry carbon nanotube liquid dispersion which improves charge/discharge cycle characteristics. An electrode slurry carbon nanotube liquid dispersion which is one aspect of the present disclosure and contains 0.1-1.5 mass % of carbon nanotubes, a dispersion medium, and carboxymethyl cellulose, the viscosity of which at 100 s−1 in a 3% aqueous solution is 2-200mPa·s, wherein: the carboxymethyl cellulose content constitutes 50-250 parts by mass relative to 100 parts by mass of carbon nanotubes; the viscosity at 100 s−1 is 50-200mPa·s in a state in which the carbon nanotubes are dispersed; and the particle distribution according to the laser diffraction method exhibits a D10 of 0.3-1.0 μm, a D50 of 3-10 μm and a D90 of 60 μm or less in a state in which the carbon nanotubes are dispersed.
Resumen de: WO2025215666A1
Disclosed is a solar paint (100) including a top layer (102), a bottom layer (106), and an active layer (104). The top layer (102) includes a transparent conductor made of Indium Tin Oxide (ITO) with horizontal patterns printed using carbon ink. The bottom layer (106) includes an insulating substrate, a bottom electrode, and a hole conductor. The active layer (104) includes n-type polymer p-type material dispersed in a colloidal suspension with surfactants to prevent aggregation. The colloidal suspension is prepared at a critical coagulation concentration (CCC) to ensure long-term stability. A method of preparing the solar paint (100) is also disclosed, including preparing one or more stock solutions, determining the CCC, and preparing the top, bottom, and active layers.
Resumen de: WO2025213233A1
The present invention provides an electrically conducting metal phenolic network (MPN) comprising (i) metal cations coordinated by deprotonated polyphenol, wherein the metal cations are cations of the same metal element in different oxidation states, or are cations of different metal elements, and (ii) a counter-ion.
Resumen de: US2025320368A1
The present application pertains to dispersions comprising individualized carbon nanotubes. The dispersions may comprise at least one additive. The individualized carbon nanotubes have an aspect ratio of 60 to 200, are multiwall, and are present in the range of greater than zero to about 30% by weight based on the total weight of the dispersion.
Resumen de: WO2025217601A1
A conductive coating or composites including a conductive carbon nanotube-based color coatings, such as single-wall carbon nanotube (SWCNT)(s) at a low concentration into a conductive coating offers flexibility in color choices. White, bright greens, blue, pink etc. become viable options, ensuring that formulators are not limited to a black or gray finish for their conductive coatings.
Resumen de: US2025319718A1
According to examples, a substrate may be moved through a magnetic field, in which the substrate includes a fluid carrier containing magnetically-orientable flakes. The magnetic field may influence the magnetically-orientable flakes to be respectively oriented in one of multiple orientations. In addition, during movement of the substrate through the magnetic field, radiation may be applied onto a plurality of selected portions of the fluid carrier through at least one opening in a mask to cure the fluid carrier at the plurality of selected portions and fix the magnetically-orientable flakes in the plurality of selected portions at the respective angular orientations as influenced by the magnetic field.
Resumen de: EP4632776A1
The device for storing and/or converting energy (1) comprises one or more spacers (2) defining two sides; and electrodes (3) in contact with one or both sides of the spacer (2), each electrode (3) comprising an ink including at least one conductive additive.The method comprises the following steps: preparing an ink, the ink comprising at least one conductive additive; and forming electrodes (3) with the ink, the electrodes (3) being in contact with one or both sides of one or more spacers (2).It allows the separator itself to act as a collector at the same time, providing a solution to the problem of oxidation of metal collectors, among others.
Resumen de: EP4632845A1
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. Through high-energy ball milling, the ternary material and the lithium manganese iron phosphate material are uniformly mixed together, and due to the high ball milling efficiency, the ball-milled particles have a finer size and the mixing is more uniform, thus improving the compactness of the ternary material and the lithium manganese iron phosphate material and the electrical conductivity of the material. Meanwhile, by adopting the polyphosphazene intermediate as the coating material, the obtained ternary blended positive electrode material has a ultra-thin coating layer that blocks the direct contact between an electrolyte and the positive electrode material in the circulation process, thereby providing stability.
Resumen de: WO2024165177A1
The present invention relates to a polymer electrolytic capacitor comprising an anode, a dielectric layer and a cathode, wherein said cathode comprises a solution-processed n-type conducting polymer.
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: TW202419590A
Conductive metal-organic decomposition (MOD) ink compositions comprising platinum are provided. Also provided are methods of preparing the conductive ink compositions, methods of forming conductive structures from the conductive ink compositions, and conductive structures formed from the conductive ink compositions, including dense conductive platinum films. The conductive ink compositions preferably comprise a platinum metal, a first bidentate complexing agent, and a solvent. Conductive platinum films can be formed from the ink compositions at low temperatures and are therefore suitable for use on a variety of substrates, including substrates of CHOice for electronic applications.
Resumen de: JP2025155932A
【課題】透明導電膜の低抵抗化を可能にする導電粒子を提供する。【解決手段】導電粒子と繊維状導電体と親水性の有機溶媒を含む分散液であって、導電粒子と繊維状導電体の重量比率（導電粒子／繊維状導電体）が１００～１０００であり、導電粒子含有率が１５重量％未満、水分含有率が９．５重量％未満である。導電粒子は、繊維状導電体に結合した第一導電粒子と、繊維状導電体に結合していない第二導電粒子とを含み、第二導電粒子と第一導電粒子の重量比率（第二導電粒子／第一導電粒子）が０．５～２０である。【選択図】なし
Resumen de: US2025304462A1
In an aspect of metal oxide fine particles, with regard to a transmission spectrum measured under conditions where the metal oxide fine particles are dispersed in a dispersion medium at a concentration of 0.7 mass % to prepare a dispersion and the dispersion is put into a 1 mm cell, an inclination k1 obtained by linearly approximating the transmission spectrum in a wavelength range of 290 nm to 330 nm by a least squares method is in a range of 0.90 or more and 1.60 or less.
Resumen de: KR20250144895A
알코올계 잉크에 대해, 충분한 인자성을 갖는 대전 방지층을 구비하는 표면 보호 필름, 광학 부품, 및 전자 장치를 제공한다. 수지로 이루어지는 기재 필름(1)과, 기재 필름(1)의 한쪽 면에 형성된 대전 방지층(2)과, 기재 필름(1)의, 대전 방지층(2)과는 반대측 면에 형성된 점착제층(3)을 구비하고, 대전 방지층(2)의 두께는 0.05㎛ 이상, 1.00㎛ 이하이며, 대전 방지층(2)은, 기재 필름(1)과는 반대측 면을 측정면으로 하여, 15G 바늘의 바늘 끝에 에탄올 3㎕의 액적을 작성한 후, 속도 0.06m/min 이하로 측정면에 대해 수직으로 바늘 끝을 강하시켜, 액적이 측정면에 부착하고 10sec 후에 측정한, 에탄올 번짐 직경이 15㎜ 이하이다.
Resumen de: JP2025153051A
【課題】酸化インジウム錫粒子を均一に塗工することができ、薄膜化した酸化インジウム錫粒子積層膜を安定して成膜することが可能な酸化インジウム錫粒子を提供する。【解決手段】分散媒中に０．５質量％の濃度で分散させた状態で、動的光散乱法により流体力学的粒子径を測定することによって得られた体積粒子径の最頻値Ｄｖ（ｎｍ）と個数粒子径の最頻値Ｄｎ（ｎｍ）との比Ｄｖ／Ｄｎが１．００以上１．２０以下の範囲内とされている。前記体積粒子径の最頻値Ｄｖ（ｎｍ）が４ｎｍ以上３０ｎｍ以下の範囲内とされていることが好ましい。【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.
Nº publicación: WO2025210507A1 09/10/2025
Solicitante:
SCUOLA SUPERIORE DI STUDI UNIV E DI PERFEZIONAMENTO SANTANNA [IT]
SCUOLA SUPERIORE DI STUDI UNIVERSITARI E DI PERFEZIONAMENTO SANT'ANNA
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.
BOPI
Sede Electrónica
