Patent Number: 6,165,624

Title: Article and method of producing a double oxide film

Abstract: In the formation of a double oxide film of Li element and a metal element other than Li element, a metal body of the metal element selected from the group consisting of Ni, Co, V, Fe, Cr and Al is immersed in an alkaline solution containing Li ion to conduct a hydrothermal reaction between the metal body and Li ion, whereby a double oxide film is formed on the surface of the metal body.

Inventors: Yoshimura; Masahiro (Kanagawa Pref., JP), Han; Kyoo-Seung (Kanagawa Pref., JP)

Assignee: Tokyo Institute of Technology

International Classification: C01G 49/00 (20060101); C01G 51/00 (20060101); C01G 53/00 (20060101); C01G 45/00 (20060101); C25D 9/04 (20060101); C25D 9/00 (20060101); H01M 4/50 (20060101); H01M 4/48 (20060101); H01M 4/52 (20060101); H01M 4/04 (20060101); C25D 011/00 (); C25D 009/00 (); B32B 009/00 (); B32B 015/04 ()

Expiration Date: 12/26/2017