Kabushiki Kaisha Toyota Jidoshokki

Keio University

Kimihisa Yamamoto

Hitotoshi Murase

Junichi Niwa

Masataka Nakanishi

Osamu Ohmori

Akiko Shima

Provided is a condensed polycyclic aromatic compound, having lithium ion responsivity and is suitable for lithium ion secondary battery applications, a production process thereof, a positive electrode active material containing that condensed polycyclic aromatic compound, and a positive electrode for a lithium ion secondary battery provided therewith, and further provided is a lithium ion secondary battery, having high capacity and cycling adaptability, that has the positive electrode as a constituent thereof. The condensed polycyclic aromatic compound has at least four imino groups in a molecule thereof.

Condensed polycyclic aromatic compound, production process of same, and positive electrode active material for lithium ion secondary battery containing same

Growing community of inventors

Yokohama, Japan

Kimihisa Yamamoto