Toyota Jidosha Kabushiki Kaisha

Denso Corporation

Sumitomo Metal Mining Company, Ltd.

Other

Nisshinbo Holdings Inc.

Hirofumi Iisaka

Manabu Yamada

Satoru Suzuki

Yuki Sato

Motoki Hiraoka

Katsuya Kase

Takeaki Kishimoto

Yukiyoshi Ueno

Fumio Ueda

Shigeki Kubo

Ko Nozaki

Toshiki Maeda

Yoshio Fuwa

Hitoshi Miyata

Ken Kawata

The present disclosure relates to a film-forming metal solution for use in a method in which a solid electrolyte membrane having sulfonic acid groups is disposed between an anode and a substrate serving as a cathode, the solid electrolyte membrane is brought into contact with the substrate, and a voltage is applied between the anode and the substrate to deposit a metal onto a surface of the substrate from metal ions supplied into the solid electrolyte membrane and thereby form a metal coating on the surface of the substrate, the film-forming metal solution being adapted to supply metal ions into the solid electrolyte membrane, wherein the film-forming metal solution comprises an aqueous metal solution, a solvent, and a nonionic surfactant, and the nonionic surfactant has a linear hydrophilic group having ethylene oxide units and a hydrophobic group having a cyclic structure and a maximum length of 40 Å or less.

Film-forming metal solution and method of forming metal coating

A method that forms a metal plating film having a thick film thickness by a solid phase method is provided. The present disclosure is a method that forms the metal plating films of a first metal and a second metal having an ionization tendency larger than an ionization tendency of the first metal. The method includes: depositing the second metal on a surface of a copper base material to form the plating film of the second metal; and depositing the first metal on a surface of the second metal by a solid electroless plating method to form the plating film of the first metal. The solid electroless plating method in the depositing of the first metal is performed using a laminated complex. The laminated complex includes a first substitution-type electroless plating bath, a solid electrolyte membrane, a copper base material, a third metal, a second substitution-type electroless plating bath, and an insulating polymer. The first substitution-type electroless plating bath contains ions of the first metal. The second metal is plated on the copper base material. The third metal has an ionization tendency larger than the ionization tendency of the first metal. The second substitution-type electroless plating bath contains ions of the first metal.

Method for forming metal plating film

A tin solution applicable to tin film formation by solid electrolyte deposition, and a method for forming a tin film using the solution are provided. The tin solution contains tin methanesulfonate, methanesulfonic acid, water, an isopropyl alcohol, and a polyethylene-block-poly (ethylene glycol).

Tin solution for tin film formation and method for forming tin film using the same

It is an object of the present disclosure to provide a method that allows uniformly forming a silver film by a solid electrolyte deposition. One aspect of this embodiment is a method for forming a silver film. The method includes disposing an anode, a substrate as a cathode, and a separator such that the separator is positioned between the anode and the substrate and the separator is in contact with a surface of the substrate, the separator including an electrolytic solution that contains silver ions, and applying a voltage between the anode and the substrate to form a silver film on the substrate. The separator is a porous membrane without ion exchange functional group. The electrolytic solution contains organic sulfonic acid ions. The substrate contains a crystalline metal, and a silver film is formed on the crystalline metal.

Method for forming silver film

A solid electrolyte membrane is disposed between an anode and a substrate, and voltage is applied between the anode and the substrate while the solid electrolyte membrane is pressed onto the substrate so as to form a metal film on the substrate. In this film forming method, there is used the solid electrolyte membrane that includes: a first portion made of an ion permeable material; and a second portion made of a material having an electric insulating property and having a low permeability of metallic ions, the second portion being embedded in the first portion so as to be exposed from a surface of the solid electrolyte membrane, the surface of the solid electrolyte membrane facing the substrate.

Film forming method for metal film and film forming apparatus for metal film

In a film forming method, in a state where a metal solution is sealed in a first accommodation chamber of a housing with a solid electrolyte membrane and a fluid is sealed in a second accommodation chamber of a placing table with a thin film, a substrate is placed on the placing table and the placing table and the housing are moved relative to each other to cause the substrate to be interposed between the solid electrolyte membrane and the thin film, the solid electrolyte membrane and the thin film are pressed against the substrate interposed therebetween to cause the solid electrolyte membrane and the thin film to conform to a surface and a rear surface of the substrate, thereby forming a metal film.

Film forming method for metal film and film forming apparatus therefor

The present invention is to provide a carbonaceous material for lithium-air battery cathodes, which shows higher capacity than conventional carbonaceous materials. Disclosed are a carbonaceous material for lithium-air battery cathodes, wherein the carbonaceous material is a carbonaceous material for constituting the cathode of a lithium-air battery; wherein the carbonaceous material comprises nitrogen and a molar ratio of the nitrogen to the carbon is 1.9&#xd7;10or more; and wherein the carbonaceous material is a glassy material, and a lithium-air battery comprising a cathode, wherein the cathode comprises the carbonaceous material.

Carbonaceous material for lithium-air battery cathodes and lithium battery

This invention provides a fuel cell electrode catalyst in which at least one transition metal element and at least one chalcogen element are supported on a conductive support, wherein the fuel cell electrode catalyst comprises a core portion comprising a transition metal crystal and a shell portion comprising surface atoms of the transition metal crystal particle and chalcogen elements coordinating to the surface atoms, and the outer circumference of the core portion is being partially covered with the shell portion. The fuel cell electrode catalyst has a high level of oxygen reduction performance, high activity as a fuel cell catalyst and comprises a transition metal element and a chalcogen element.

Fuel cell electrode catalyst and polymer electrolyte fuel cell using the same

A lithium-nickel complex oxide material for active material for positive electrode of a lithium secondary battery is provided and expressed by the general formula Li(NiCo)MO(where, 0.98&#x2266;x&#x2266;1.10, 0.05&#x2266;y&#x2266;0.4, 0.01&#x2266;z&#x2266;0.2, M=at least one element selected from the group of Al, Zn, Ti and Mg), wherein according to Rietveld analysis, the Li site occupancy rate for the Li site in the crystal is 98% or greater, and the average particle size of the spherical secondary particles is 5 &#x3bc;m to 15 &#x3bc;m, and wherein the difference in specific surface area between before and after the washing process is 1.0 m/g or less.

Active material for positive electrode of lithium secondary battery

An active material for positive electrode for a non-aqueous electrolyte secondary battery comprises a lithium-metal composite oxide that is expressed by the general formula of Li(NiCo)MO(where 0.98&#x2266;x&#x2266;1.10, 0.05&#x2266;y&#x2266;0.4, 0.01&#x2266;z&#x2266;0.2, and where M is at least one metal element selected from the group of Al, Mg, Mn, Ti, Fe, Cu, Zn and Ga), and where the SOion content is in the range from 0.4 weight % to 2.5 weight %, and the occupancy rate of lithium found from the X-ray diffraction chart and using Rietveld analysis is 98% or greater, and the carbon amount measured by way of the high frequency heating-infrared adsorption method is 0.12 weight % or less, and that the Karl Fischer water content due to heating at 180&#xb0; C. be 0.2 weight % or less.

Active material for positive electrode in non-aqueous electrolyte secondary battery having SO4 ions

A method of manufacturing a non-aqueous electrolyte secondary battery is provided wherein the positive electrode is made from a lithium-metal composite oxide represented by the general formula Li(Ni, Co)MO(0.98&#x2266;x&#x2266;1.10, 0.05&#x2266;y&#x2266;0.4, 0.01&#x2266;z&#x2266;0.2, in which M represents at least one element selected from the group consisting of Al, Mg, Mn, Ti, Fe, Cu, Zn and Ga), and having an average particle diameter of 5 &#x3bc;m to 10 &#x3bc;m a C-amount of 0.14 wt % or less measured by way of the high-frequency heating-IR absorption method, and a Karl Fischer moisture content of 0.2 wt % or less when heated to 180&#xb0; C. and the method comprising the steps of applying a paste of active material for positive electrode to electrode plate to make an electrode, then drying the electrode, and pressing and then installing the electrode in a battery, in a work atmosphere having an absolute moisture content of 10 g/mor less.

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Nagoya, Japan

Hirofumi Iisaka