Toyo Aluminium Kabushiki Kaisha

Nippon Light Metal Company, Ltd.

Hidetoshi Inoue

Zenya Ashitaka

Kunihiko Nakayama

Yasuo Oka

Yasushi Takebayashi

Ryo Morishita

Yui Morishima

Hiroyuki Kusai

Provided is a secondary battery positive electrode that can improve the rapid charge and discharge and can increase the heat resistance. Also provided are a secondary battery comprising the secondary battery positive electrode, and a method for producing the secondary battery positive electrode. The secondary battery positive electrode comprises an aluminum material, a positive active material layer comprising a lithium-containing metal oxide as a positive active material, and formed on the surface of the aluminum material, and an intervening layer comprising aluminum and carbon, and formed between the aluminum material and the positive active material layer. A secondary battery positive electrode is produced by forming a positive electrode active material layer comprising a lithium-containing metal oxide as a positive electrode active material on the surface of an aluminum material, and heating the aluminum material with the positive active material layer formed thereon in a space containing a hydrocarbon-containing substance.

Positive electrode for secondary batteries, secondary battery, and method for producing positive electrode for secondary batteries

Provided are an electrically conductive layer coated aluminum material having properties which can withstand long term use; and a method for manufacturing the electrically conductive layer coated aluminum material. The electrically conductive layer coated aluminum material includes: an aluminum material (); a first electrically conductive layer (); an interposing layer (); and a second electrically conductive layer (). The first electrically conductive layer () is formed on a surface of the aluminum material () and includes an organic substance having electrical conductivity. The interposing layer () is formed between the aluminum material () and the first electrically conductive layer () and includes a carbide of aluminum. The second electrically conductive layer () is formed on a surface of the first electrically conductive layer () and includes carbon-containing particles (). A resin is attached onto the surface of the aluminum material () and is dried, a carbon-containing substance is attached thereonto, and thereafter, the aluminum material () is placed in a space including a hydrocarbon-containing substance and is heated, thereby forming the first electrically conductive layer (), the interposing layer (), and the second electrically conductive layer ().

Electrically conductive layer coated aluminum material and method for manufacturing the same

A substrate for biochips, which does not induce autofluorescence, which can immobilize a biologically relevant substance(s) easily, which can prevent the undesirable spread of a liquid spot which is added dropwise on the biochips when using the biochips, in which the adhesion between a carbon-containing layer and an aluminum material is high, and which can be produced at lower cost than the known substrate for biochips; a method for producing the substrate; and a biochip including the substrate are disclosed. The substrate for biochips comprises a carbon-coated aluminum material, wherein the carbon-coated aluminum material comprises an aluminum material and a carbon-containing layer formed on at least one surface of the aluminum material, and further comprises an interposing layer which is formed between the aluminum material and the carbon-containing layer, and which interposing layer contains aluminum element and carbon element.

Biochip substrate and method for producing same

An aluminum material, a dielectric layer and an interposing layer formed in at least one part of a region of the surface of the aluminum material between the aluminum material and the dielectric layer and includes aluminum and carbon, wherein the dielectric layer includes dielectric particles including a valve metal, and an organic substance layer formed on at least one part of a surface of the dielectric particle.

Aluminum material

Provided are an electrode structure which is excellent in adhesiveness between an aluminum material as a base material and a dielectric layer and adhesiveness between the dielectric layers and allows a higher capacitance than the conventional one to be obtained, even when a thickness of the dielectric layer is thick; a method for manufacturing the above-mentioned electrode structure; and a capacitor and a battery, each of which includes the above-mentioned electrode structure. An electrode structure comprises: an aluminum material; a dielectric layer formed on a surface of the aluminum material; and an interposing layer formed in at least one part of a region of the surface of the aluminum material between the aluminum material and the dielectric layer and including aluminum and carbon, the dielectric layer includes dielectric particles including valve metal, and an organic substance layer is formed on at least one part of a surface of the dielectric particle. A mixture layer of dielectric particles including the valve metal and a binder is formed on a surface of the aluminum material, and thereafter, the aluminum material is heated in a state where the aluminum material is placed in a space including a hydrocarbon-containing substance.

Growing community of inventors

Osaka, Japan

Hidetoshi Inoue