Resumen de: JP2024124889A
【課題】環境に良い、工程の少ない、非サブトラクティブな方法で回路基板を作製するために好適な銅ナノ粒子を含有するインク、およびその製造方法を提供する。【解決手段】銅ナノ粒子を含有するインクは、炭素数が7、8または9のモノカルボン酸からなる被覆材で被覆された銅ナノ粒子と、溶剤と、前記銅ナノ粒子を前記溶剤中に分散させる分散剤とを備え、前記分散剤は少なくともポリカルボン酸を含む。銅ナノ粒子の銅酸化物の割合は、例えばほぼ20重量%以上40重量%以下である。前記ポリカルボン酸は、好ましくはくし形構造のポリカルボン酸である。【選択図】図1
Resumen de: JP2024124148A
【課題】本発明は、優れた導電性を有し、さらに保存後の導電性の低下が抑制された金属ナノインクを提供する。【解決手段】金属微粒子、(メタ)アクリル樹脂、アミン化合物、および、溶媒を含む金属ナノインクであって、前記アミン化合物が、金属イオンに対して2以上の配位座を有し、沸点が120~170℃であり、融点が5℃以下である、金属ナノインク。【選択図】なし
Resumen de: CN117897455A
The present invention provides a conductive film containing graphene nanosheets, which is deposited in a substantially Apolonius manner. In order to increase its conductivity, the film may also include carbon nanotubes. The present invention also provides liquid compositions useful for printing conductive films described herein.
Resumen de: US2024303447A1
A container includes a surface defining a volume of the container, a first resonance portion disposed on a first portion of the surface of the container using one or more first carbon-based inks, and a second resonance portion disposed on a second portion of the surface of the container using one or more second carbon-based inks different than the one or more first carbon-based inks. The first resonance portion can resonate within a first range of frequencies in response to one or more electromagnetic pings received from a user device, and the second resonance portion can resonate within a second range of frequencies in response to the one or more electromagnetic pings, the second range of frequencies being different than the first range of frequencies. In some instances, the user device may be a smartphone, a radio frequency identification (RFID) reader, or a near-field communication (NFC) device.
Resumen de: EP4428197A1
Provided is a thermosetting conductive resin composition comprising: a conductive powder and a resin binder, in which the conductive powder comprises a flake-shaped conductive powder; the resin binder comprises a thermosetting silicone resin having hydroxyl groups; and 25.0% by mass or more of the resin binder is the thermosetting silicone resin having hydroxyl groups. The present invention can provide a thermosetting conductive resin composition capable of forming conductive resin layers having high moisture resistance and excellent conductivity even when multiple kinds of resins including a silicone resin are used as resin binders.
Resumen de: US2024191094A1
Provided herein are conductive inks and methods of formulation thereof, whose electric and mechanical properties (e.g. viscosity and surface tension) enable its use in a wide array of printing techniques. The outstanding conductivity, thermal stability, chemical stability, and flexibility of graphene in the inks herein enable the production of low-cost electronics with tunable electrochemical properties
Resumen de: JP2024122549A
【課題】本発明は、柔軟性、基材との密着性、及び分散安定性が良好であり、好適な導電性を有する塗膜を提供する、銀粒子含有の導電性ペースト組成物、特には導電性ペーストインキ組成物、及びこれらの製造方法を提供することを目的とする。【解決手段】(I)銀ナノ粒子、(II)塩化ビニル・脂肪酸ビニル系共重合体、及び(III)水溶性有機溶剤を含有する導電性ペースト組成物であって、前記(II)塩化ビニル・脂肪酸ビニル系共重合体が、(A)塩化ビニル単位 60~99質量%、(B)脂肪酸ビニル単位 1~40質量%、及び(C)上記(A)、(B)成分以外のビニル単位 0~20質量%(ただし、(A)、(B)及び(C)単位の合計は100質量%である)からなることを特徴とし、前記(II)塩化ビニル・脂肪酸ビニル系共重合体及び前記(I)銀ナノ粒子の合計質量部に対する前記(II)塩化ビニル・脂肪酸ビニル系共重合体の質量部の割合が1~9%である、前記導電性ペースト組成物。【選択図】なし
Resumen de: WO2024180324A1
In one aspect a printable medium is disclosed, comprising flakes and a liquid, wherein the flakes comprise silver, graphene, or a mixture thereof, and have a length of from 0.1 µm to 3 µm, a thickness of 0.8nm to 100 nm, and an aspect ratio of from 5:1 to 3750:1. In another aspect an article is disclosed comprising a conductive layer, a porous receiving layer, and a base layer, wherein the conductive layer is provided on the porous receiving layer, the porous receiving layer is provided on the base layer, the conductive layer comprises flakes; and the porous receiving layer has a surface roughness of 500 nm or less. In another aspect a method of producing a printable medium is disclosed, comprising providing flakes, providing a liquid, and mixing the flakes and the liquid. In another aspect, a method of printing is disclosed comprising providing a printable medium, providing a substrate, and applying the printable medium to the substrate, wherein the substrate comprises a porous receiving layer provided on a base layer.
Resumen de: WO2024181929A1
Disclosed herein is a porous polymeric silver wire comprising a crosslinked polymeric matrix material, and a plurality of silver flakes distributed throughout the polymeric matrix material, wherein the crosslinked polymeric material is porous, and a portion of the plurality of silver flakes on an outer surface or on a surface within a pore of the crosslinked polymeric material are at least partly exposed to an ambient environment. Also disclosed herein are a method of manufacturing the aforementioned porous polymeric silver wire, an electrode comprising the aforementioned porous polymeric silver wire, and an electrical impedance spectroscopy sensor comprising the aforementioned porous polymeric silver wire.
Resumen de: US2024294679A1
A composition comprising i) at least one polythiophene selected from the group consisting of—a polythiophene comprising monomer units of structure (I) in which * indicates the bond to the neighboring monomer units, x, z represent O or S, R1-R4 independently from each other represent a hydrogen atom or an organic residue R, with the proviso that at least one of residues R1 to R4 represents an organic residue R; a polythiophene which is characterized by its compatibility in PGME (1-methoxypropan-2-ol), demonstrated by an RF-value of at least 0.8; iii) at least one ethylenically unsaturated compound; iv) at least one organic solvent; v) at least one radical initiator. The present invention also relates to a process for preparing a layer structure, to a layer structure obtainable by this process, to a layer structure, to an electronic component and to the use of composition according to the present invention.
Resumen de: WO2023126686A1
This invention relates to printable ink formulations based on NiCr and NiAl alloys comprising a mixture of polymerizable organic compounds that, after printing, can be cured at low temperatures. The invention also relates to a method for producing said printable ink formulations, as well as a method to produce thermocouple sensors from said printable ink formulations.
Resumen de: EP4424769A1
An object is to provide a conductive resin composition that demonstrates good conductivity and excellent adhesion (joining strength) with respect to various types of base materials and is useful as conductive inks, conductive adhesives, circuit connection materials, etc., and also to provide a conductive film formed by the conductive resin composition, a conductive ink containing the conductive resin composition, a conductive adhesive containing the conductive resin composition, and a circuit connection material containing the conductive resin composition. As a solution, a conductive resin composition is provided that contains (a) tin powder, (b) epoxy resin, and (c) organic acid compound, and satisfies requirement (A) and/or requirement (B) below:(A): the content of the (a) tin powder, relative to the total amount, 100% by mass, of the (a) tin powder, (b) epoxy resin, and (c) organic acid compound, is 90.1% by mass or higher; and/or(B): (d) curing agent is contained, and (d) curing agent includes one or more types selected from (d1) acid anhydride-based curing agents, (d2) thiol-based curing agents and (d3) phenol-based curing agents.
Resumen de: EP4424782A1
The present specification relates to an ink composition including a compound represented by Chemical Formula 1, a first solvent represented by Chemical Formula 2 and a second solvent represented by Chemical Formula 3.
Resumen de: EP4424787A2
This disclosure includes an ink composition that includes a polymer containing a polypyrrole and an organic solvent, in which the composition is a solution and the polymer is in an amount of from about 1 % to 70% by weight of the composition. This disclosure also relates to a printing process using such an ink composition and a product containing such an ink composition.
Resumen de: JP2024119275A
【課題】初期抵抗値が低い場合であっても、伸縮後の抵抗値の変化が小さい塗膜を形成できる導電性塗料及びプリント配線板の提供。【解決手段】特定のバインダー樹脂(A)、架橋剤(B)、導電性フィラー(C)、DBP吸油量が100~600ml/100gであるカーボンブラック(D)を含み、質量比((A+B)/C)が5/95~35/65であり、バインダー樹脂(A)、架橋剤(B)及び導電性フィラー(C)の合計100質量部に対するカーボンブラック(D)の含有量が0.5~3.5質量部であり、下記式(1)を満たす導電性塗料。DBP吸油量×Wd/Wab≦130 ・・・(1)(「DBP吸油量」:カーボンブラック(D)のDBP吸油量、「Wd」:カーボンブラック(D)の含有量、「Wab」:バインダー樹脂(A)、架橋剤(B)及び導電性フィラー(C)の含有量の合計100質量%中のバインダー樹脂(A)と架橋剤(B)の合計含有量)【選択図】なし
Resumen de: JP2024119008A
【課題】高い導電性の膜を形成可能でありながら、導電性粒子の分散状態を長期に亘って安定的に維持することができる導電性粒子の分散液の提供。【解決手段】アンチモン含有酸化スズ粒子、酸性化合物、塩基性化合物及び分散媒を含む分散液であって、該塩基性化合物は、分子量が180~500であり、かつ下記式(1)で表される2級アミン及び3級アミンからなる群から選択される少なくとも一の化合物であり、該分散液は、該アンチモン含有酸化スズ粒子の等電点よりも高いpHを有し、かつ、該分散液は、該分散液から該分散媒を蒸発させる過程において、該分散液のpHが該等電点により近い値となるものである:TIFF2024119008000014.tif26170(式(1)中、R1及びR2は、各々独立に脂肪族炭化水素基を表し、R3は、水素原子又は脂肪族炭化水素基を表す。)。【選択図】図1
Resumen de: US2024287326A1
Disclosed herein is a method of discharging a battery by providing a composition having a solution of a crosslinked or crosslinkable polymer and a solvent and conductive carbon particles; and applying the composition to a battery in contact with an anode and a cathode to form an electrical connection from the anode to the cathode.
Resumen de: US2024287244A1
A polyurethane contains a phenolic hydroxyl group represented by the following general formula (1A). Thus, the present invention provides: a conductive paste composition for forming a stretchable conductive wire which varies slightly in electric conductivity at the time of elongation and shrinkage; and a polyurethane providing the composition.
Resumen de: US2024291021A1
A solid electrolyte and a method for preparing the same are provided. The solid electrolyte includes a conducting polymer having mixed conducting characteristics; and a lithium salt, and the mixed conducting characteristics include ionic conductivity and electrical conductivity.
Resumen de: US2024287329A1
In accordance with the purpose(s) of the present disclosure, as embodied and broadly described herein, the disclosure, in one aspect, relates to methods of additive manufacture of emulsion compositions. In various aspects, the present disclosure relates to composite materials incorporating microstructures formed by inclusion compositions, and methods of their manufacture. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.
Resumen de: US2024286388A1
Disclosed is a multilayer film for packaging. The multilayer film has a layer of ink and an adjacent layer of substrate. The layer of ink includes functionalised graphene and a material selected from cellulose, polylactic acid and a polyhydroxyalkanoate.
Resumen de: US2024285211A1
The present invention is a bio-electrode includes an electro-conductive polymer composite layer, an electro-conductive layer (C), and a substrate (D). The electro-conductive polymer composite layer consists of an electro-conductive polymer composite which includes (A) a π-conjugated polymer and (B) a dopant polymer. The substrate (D) has a transmittance of 20% or more at a wavelength of 600 nm and is yellow-red (YR) with a value in the range of 1 to 9 and a chroma in the range of 1 to 12 in the Munsell color system. This provides: a bioelectrode which is thin film, highly transparent, slightly different from the skin in color, highly sensitive to biological signals, excellent in biocompatibility, light-weight, manufacturable at low cost, capable of preventing significant reduction in the sensitivity to biological signals when wetted with water or dried and when attached on the skin for a long time; and a method for manufacturing the bio-electrode.
Resumen de: WO2024178267A1
Disclosed herein is a method of discharging a battery by providing a composition having a solution of a crosslinked or crosslinkable polymer and a solvent and conductive carbon particles; and applying the composition to a battery in contact with an anode and a cathode to form an electrical connection from the anode to the cathode.
Resumen de: WO2024177012A1
Provided is a dispersion containing antimony-containing tin oxide particles, an acidic compound, a basic compound, and a dispersion medium, wherein the basic compound is at least one compound having a molecular weight of 180-500 and selected from the group consisting of secondary amines and tertiary amines represented by formula (1). The dispersion has a pH higher than the isoelectric point of the antimony-containing tin oxide particles, and in the process of evaporating the dispersion medium from the dispersion, the pH value of the dispersion becomes closer to said isoelectric point. (In formula (1), each of R1 and R2 independently represents an aliphatic hydrocarbon group, and R3 represents a hydrogen atom or an aliphatic hydrocarbon group.)
Nº publicación: JP2024531042A 29/08/2024
Solicitante:
ワッカーケミーアクチエンゲゼルシャフト
Resumen de: CN117413623A
The present invention relates to an electrically conductive, crosslinkable silicone elastomer composition as an electrically conductive printing ink in a non-contact printing process for the preparation of electrodes for sensors, actuators or EAP layer systems.