Aesc Japan Ltd.

Moeko Sato

Takeshi Saito

Shoichiro Shiraishi

Provided is a positive electrode for a lithium ion secondary battery including a metal foil () (current collector), a first mixture layer () which is provided on one surface of the metal foil () and contains a positive electrode active material, and a second mixture layer () which is partially covered by the first mixture layer () and includes, as a main component, particles different from the active material, in which the second mixture layer () is provided on one end () side of the first mixture layer () in a boundary portion between a formed area of the first mixture layer () and a non-formed area of the first mixture layer (), one end () of the second mixture layer () is positioned between the one surface of the metal foil () and a lower surface of the first mixture layer () in the formed area of the first mixture layer (), and the other end () is positioned in the non-formed area, and the first mixture layer () and the second mixture layer () contain a dispersed conductive substance.

Positive electrode for lithium ion secondary battery, positive electrode sheet for lithium ion secondary battery, and method for manufacturing the same

Growing community of inventors

Zama, Japan

Moeko Sato