The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 30, 2010

Filed:

Apr. 28, 2006
Applicants:

Shigeto Okada, Kasuga, JP;

Jun-ichi Yamaki, Kasuga, JP;

Hideyuki Yamamura, Toyota, JP;

Shigeru Fujino, Kasuga, JP;

Inventors:

Shigeto Okada, Kasuga, JP;

Jun-ichi Yamaki, Kasuga, JP;

Hideyuki Yamamura, Toyota, JP;

Shigeru Fujino, Kasuga, JP;

Assignee:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/58 (2010.01);
U.S. Cl.
CPC ...
Abstract

An electroactive material and a method of manufacturing the same is provided, in which the primary component of the electroactive material is a metal boron oxide complex, and the electroactive material exhibits excellent charge/discharge characteristics. The electroactive material of the present invention is primarily composed of an amorphous metal complex represented by the general formula MOO. M is one or two or more metal elements selected from the transition metal elements, e.g., Fe or V. In addition, x is 0<x<1, e.g., ½. This type of electroactive material can be manufactured by amorphizing the metal complex represented by the general formula MOOby means of a mechanical milling method. In addition, the electroactive material can be manufactured by rapidly cooling and solidifying a mixture containing an oxide in which M is a constituent metal element and a boron oxide from the melted state.


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