Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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).
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: TW202417373A
There is provided a method of forming an edge-functionalised 2D material, comprising mixing the 2D material with a solvent at a first pre-determined temperature, adding an oxidising agent and a multifunctional molecule, adjusting the temperature to a second pre-determined temperature, adjusting the temperature to a third pre-determined temperature and adding a quenching agent to form a suspension, wherein the suspension comprises the edge-functionalised 2D material.
Absstract of: US2025257235A1
An ink production method is a method for producing an ink for use in the formation of a membrane electrode assembly of a fuel cell, the method includes: a generation step of mixing ionomer and solvent to generate an ionomer solution having a concentration of solid content of 7.5% by mass or more and an alcohol ratio in the solvent of 85% by mass or more; and a shearing treatment step of applying a shear force to the ionomer solution generated in the generation step.
Absstract of: WO2025172669A1
The invention relates to a method for producing a piezoresistive lacquer comprising a polymer selected from the group consisting of polyurethane and silicone, a nanoparticle-based conductive filler selected from the group consisting of carbon black, graphite, carbon nanotubes, and a mixture thereof, and a solvent, wherein the conductive filler represents between 5% and 30% by weight relative to the polymer. The lacquer exhibits a heterogeneous dispersion of the nanoparticles of the filler in the polymer, and the amount of solvent is selected such that the lacquer has a viscosity of between 1 and 20000 mPa.s at 20°C and an electrical volume resistivity of between 5 and 200 ohm.cm, so as to obtain a mean lacquer hysteresis value of less than 5%, preferably less than 3%, and more preferably less than 1%.
Absstract of: WO2025171983A1
The present invention relates to an anisotropically conductive heat activated adhesive composition, comprising a) one or more thermoplastic resin; b) metal coated particles; and c) a solvent selected from the group consisting of l-methoxy-2- propanylacetate,2-butoxyethyl acetate, 2-(2-butoxyethoxy)ethanol, 2-(2-butoxyethoxy)-ethylacetate, 2-butoxyethanol, isophorone, 3, 3, 5-trimethyl-2-cyclohexene-l-one, dimethyl succinate, dimethyl glutarate, dimethyl adipate, acetic acid, l-methoxypropan-2-ol, 1- methoxy-2-propylacetat, dipropylene glycol (mono)methylether, toluene, ethanol, isopropyl alcohol, n-propanol, ethoxy propanol, ethylacetate, butyl acetate, n-propyl acetate, isopropyl acetate, methyl ethyl ketone, methyl isobutyl ketone, glycol ethers and mixtures thereof, wherein the one or more thermoplastic resin is dissolved into the solvent. The composition can be used in electronic devices.
Absstract of: US2025262894A1
The present invention is directed to additive manufacturing compositions and methods for producing additive manufacturing composite blends with oxidized discrete carbon nanotubes with dispersion agents bonded to at least one sidewall of the oxidized discrete carbon nanotubes. Such compositions are especially useful when radiation cured, sintered or melt fused.
Absstract of: EP4603558A1
The present invention relates to an anisotropically conductive heat activated adhesive composition, comprisinga) one or more thermoplastic resin;b) metal coated particles; andc) a solvent selected from the group consisting of 1-methoxy-2-propanylacetate, 2-butoxyethyl acetate, 2-(2-butoxyethoxy)ethanol, 2-(2-butoxyethoxy)-ethylacetate, 2-butoxyethanol, isophorone, 3,3,5-trimethyl-2-cyclohexene-1-one, dimethyl succinate, dimethyl glutarate, dimethyl adipate, acetic acid, 1-methoxypropan-2-ol, 1-methoxy-2-propylacetat, dipropylene glycol (mono)methyl ether, toluene, ethanol, isopropyl alcohol, n-propanol, ethoxy propanol, ethyl acetate, butyl acetate, n-propyl acetate, isopropyl acetate, methyl ethyl ketone, methyl isobutyl ketone, glycol ethers and mixtures thereof, wherein the one or more thermoplastic resin is dissolved into the solvent.The composition can be used in electronic devices.
Absstract of: FR3159166A1
L’invention concerne un procédé de fabrication d’une laque piézorésistive comprenant, un polymère choisi parmi le groupe constitué de polyuréthane et silicone, une charge conductrice à nanoparticules choisi parmi le groupe constitué de noir de carbone, de graphite, de nanotubes de carbone et d’un mélange de ceux-ci et du solvant La charge conductrice représente entre 5% et 30% en masse par rapport au polymère. La laque présente une dispersion hétérogène desdites nanoparticules de ladite charge dans le polymère, et la quantité du solvant est choisie de sorte à ce que la laque présente une viscosité comprise entre 1 à 20000 cP à 20°C et une résistivité électrique volumique comprise entre 5 à 200 ohm.cm, de manière à obtenir une valeur moyenne de l’hystérèse de la laque inférieure à 5%, préférentiellement inférieur à 3%, et plus préférentiellement inférieure à 1% Figure d’Abrégé : Figure 5
Absstract of: US2025260015A1
A binder that hardly causes gelation even when mixed with a positive electrode active material containing nickel, and has sufficient adhesiveness in a small amount. The binder contains a vinylidene fluoride polymer, the vinylidene fluoride polymer includes a structural unit derived from vinylidene fluoride and two or more kinds of structural units having a carboxy group, and a viscosity ratio of slurry determined by a specific method is 100% or less.
Absstract of: US2025261355A1
A method of applying an electromagnetic interference (EMI) shield to a substrate includes depositing a layer of ink onto the substrate. The ink contains copper (Cu) nanoplates and a solvent. The solvent is evaporated from the deposited layer, and the deposited layer is sintered to form an EMI shield. In some embodiments, the ink also includes copper nanoparticles and/or copper nanowires. In another aspect, an EMI shield includes a layer of sintered copper nanoplates, and optionally, copper nanoparticles and/or copper nanowires.
Absstract of: US2025258099A1
The present application discloses a method for optical detection of defects on a photosensitive object 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.
Absstract of: US2025256530A1
The task is to provide an active stylus pen that can write on a written object, such as paper, like a ballpoint pen or a mechanical pencil.An active stylus pen transmitting a signal to a chip provided at a tip of a refill of a ballpoint pen.
Nº publicación: US2025257079A1 14/08/2025
Applicant:
SAMSUNG DISPLAY CO LTD [KR]
SAMSUNG DISPLAY CO., LTD
Absstract of: US2025257079A1
According to one aspect of the invention, a hole-transporting ink composition for a light emitting device, the hole-transporting ink composition includes an adhesion-promoting compound represented by Formula 1 and a hole-transporting compound:A1-B1—C1 Formula 1wherein, in Formula 1, the variables are defined above.