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38
resultados
Última actualización
23/01/2026 [07:24:00]
Resultados 25 a 38 de 38
Resumen de: WO2025263045A1
Provided is a copper ink wherein bleeding is suppressed when the copper ink is printed on a substrate and thus it is possible to manufacture a highly reliable circuit pattern with few short circuits. Also provided is an electronic circuit board and an electronic circuit board manufacturing method in which this copper ink is used. This copper ink includes copper particles, wherein the thixotropic index TI(1/10), which is defined as the ratio (η1/η10) of the viscosity η10 at a shear rate of 10 sec-1 to the viscosity η1 at a shear rate of 1 sec-1, is 7.5 or less, and the tanδ, which is expressed as the ratio (G"/G') of the loss modulus G" and the storage modulus G' at a strain of 0.01%, and the thixotropic index TI(1/10) satisfy relational expression (1): tanδ<-0.15×TI(1/10)+1.31.
Resumen de: WO2025263043A1
The present invention provides: copper ink that suppresses bleeding when the copper ink is printed onto a substrate and thus can be used to produce a highly reliable circuit pattern having minimal short circuiting; and an electronic circuit board and an electronic circuit board manufacturing method that use the copper ink. Provided is copper ink containing copper particles, wherein: the thixotropic index TI(1/10), defined as the ratio (η1/η10) of the viscosity η10 at a shear rate of 10 sec-1 to the viscosity η1 at a shear rate of 1 sec-1, is 7.5 or less; and the storage elastic modulus G' when the loss factor tanδ is 1 is 150 Pa or greater.
Resumen de: WO2025263044A1
Provided are a copper ink that suppresses bleeding when printing copper ink on a substrate and makes it possible to manufacture a highly reliable circuit pattern with few short circuits, and an electronic circuit board using the same and a method for producing an electronic circuit board. The present invention is a copper ink containing copper particles, wherein the thixotropy index TI, defined by the ratio (η1/η10) of the viscosity η10 at a shear rate of 10 sec-1 to the viscosity η1 at a shear rate of 1 sec-1, is 7.5 or less and the hysteresis area of shear stress by dynamic viscoelasticity measurement, when the shear rate is raised from 0.01 sec-1 to 300 sec-1 over 50 seconds, held at 300 sec-1 for 50 seconds, and lowered from 300 sec-1 to 0.01 sec-1 over 50 seconds, is 3000 Pa∙sec-1 or more.
Resumen de: TW202432737A
Improved conductive ink compositions and methods of making and using the conductive ink compositions are provided. The improved conductive ink compositions include a silver complex formed by mixing a silver carboxylate, specifically a silver decanoate isomer, and at least one dissolving agent, in particular where the at least one dissolving agent comprises a terpene, a terpenoid, or a combination thereof. The silver carboxylate of the subject ink compositions is decarboxylated at a temperature of 250 DEG C or less. The conductive ink compositions preferably further comprise a non-acid stabilizer and optionally further comprise an acid stabilizer and/or an adhesion promoter. Methods of making conductive structures, including methods wherein the disclosed compositions are applied to a suitable substrate by various techniques, are also provided.
Resumen de: US2025391871A1
A modified polyacrylic acid adhesive, a carbon-coated aluminum foil and a battery are provided in the application. The modified polyacrylic acid adhesive is polymerized from polymerizable monomers. The polymerizable monomers includes an acrylic monomer and a first modified monomer. The acrylic monomer includes at least one of acrylic acid, sodium acrylate, and lithium acrylate. The first modified monomer comprises at least one of p-phenylenediamine, aminoalkanoic acid, styrene, vinyl alcohol, and acrylonitrile.
Resumen de: US2025391878A1
A conductive material dispersed solution includes an acrylic dispersant containing an acrylic compound, a conductive material, and a dispersion medium. A solids content of the conductive material dispersed solution is 3% by weight or more, and a shear viscosity value of the conductive material dispersed solution measured at 25° C. and a shear rate of 1/s is 70 Pa·s or less. Provided is a conductive material dispersed solution, in which the conductive material is pre-dispersed to an excellent level through an acrylic dispersant to effectively improve dispersibility of the conductive material when added to the cathode slurry composition, and high solids characteristics of the cathode slurry and the like may be secured by suppressing aggregation between active material particles in the cathode slurry.
Resumen de: US2025388472A1
A carbon nanotube dispersion contains a solvent and bundle-type carbon nanotubes formed from carbon nanotubes having an average diameter of 3 nm to 30 nm, a proportion of the number of bundle-type carbon nanotubes each in a shape having an outer diameter of 50 nm to 5 μm and a fiber length of 1 μm to 100 μm being 0.2% or more based on the number of carbon nanotubes each having an outer diameter of 10 nm or more in the carbon nanotube dispersion.
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: JP2025187662A
【課題】スクリーン印刷によって、折り曲げ耐性に優れた細い導電配線を形成することが可能なカーボンインクと、電子部品及びその製造方法を提供する。【解決手段】黒鉛及びカーボンブラックと、エチレングリコールと、第１のポリビニルピロリドンと、第２のポリビニルピロリドンとを含むカーボンインクであり、前記第１～第２のポリビニルピロリドンは互いに分子構造が異なり、前記第１のポリビニルピロリドンは、分子構造中に、ビニルピロリドンに由来する繰り返し単位のみを有し、前記第２のポリビニルピロリドンは、分子構造中に、ビニルピロリドンに由来する繰り返し単位と、ビニルピロリドン以外に由来する繰り返し単位とを有し、かつ、分子構造中のビニルピロリドンに由来する繰り返し単位が有する水素原子はアルキル基によって置換されておらず、前記第１～第２のポリビニルピロリドンは両方とも前記エチレングリコールに溶解しているカーボンインク。【選択図】なし
Resumen de: JP2025187612A
【課題】印刷層と基材シートの密着性が向上したフレキシブルセンサモジュール及び、その製造方法を提供する。【解決手段】主剤としてシリコーンゴムを含み、添加剤として前記シリコーンゴムに相溶可能な両親媒性物質を含む基材シートと、前記基材シートの少なくとも一方の面に形成された印刷層と、を備え、前記両親媒性物質は、第一添加剤と第二添加剤の反応生成物であり、前記第一添加剤はメチルシリケートオリゴマーであり、前記第二添加剤はジメチルポリシロキサン骨格と末端アルコキシ基を有する化合物であり、前記印刷層は、スクリーン印刷用導電インクの硬化物からなり、センサを構成する検出電極を少なくとも１つ形成している、フレキシブルセンサモジュール。【選択図】なし
Resumen de: US2025391866A1
A secondary battery includes a housing, and a cell assembly and an electrolyte that are disposed in the housing. The cell assembly includes a negative electrode plate, a separator, and a positive electrode plate that are sequentially stacked. The positive electrode plate includes a positive electrode current collector and a positive electrode active layer. The positive electrode active layer is disposed on at least one side of the positive electrode current collector. The positive electrode active layer includes a positive electrode active material and a dispersant. The dispersant is a polymer including an anchoring group and a siloxane segment, where the anchoring group includes a polar heteroatom-containing group and/or a derivative thereof.
Resumen de: EP4667137A1
When used as a metal ink, it is possible to improve sinterability while suppressing aggregation of metal particles and to obtain a sintered body that appropriately transmits visible light, and when used as a cleaning liquid, it suppresses or eliminates clogging by improved cleanability. A metal ink (10) includes metal particles (12), a solvent (16), a polyhydric alcohol (14) containing two or more OH groups and being soluble in water and a lower alcohol, and an additive (17) containing a phosphate compound soluble in water.
Nº publicación: EP4665419A1 24/12/2025
Solicitante:
CALIFORNIA INST OF TECHN [US]
California Institute of Technology
Resumen de: CN120693184A
Techniques for in vivo printing of deep tissue are described. Some embodiments of the present disclosure relate to a method comprising: obtaining a biopolymer mixture comprising a prepolymer material and a crosslinking agent encapsulated in a carrier particle; delivering the biopolymer mixture to a subcutaneous or deep tissue target location of the subject; and transferring radiation to the subcutaneous or deep tissue target site by transdermal administration using the bioprinting device, the radiation configured to cause the carrier particles to release at least some of the cross-linking agent, the released cross-linking agent configured to cause the prepolymer material to form a gel or polymer matrix.
BOPI
Sede Electrónica
