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.
Patent No.:
Date of Patent:
Feb. 27, 2001
Filed:
Jun. 29, 1998
Applicant:
Inventors:
Mitsuharu Tabuchi, Ikeda, JP;
Kazuaki Ado, Ikeda, JP;
Hironori Kobayashi, Ikeda, JP;
Hiroyuki Kageyama, Ikeda, JP;
Assignee:
Agency of Industrial Science and Technology, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G 4/512 ; C01D 1/500 ;
U.S. Cl.
CPC ...
C01G 4/512 ; C01D 1/500 ;
Abstract
Hydrothermal treatment of at least one manganese source material, for example, an oxide of manganese, such as Mn,O,, MnO, or MnO,, in an aqueous solution containing at least one water-soluble lithium salt, such as lithium hydroxide, lithium chloride, lithium nitrate, lithium fluoride, or lithium bromide, and an alkaline metal hydroxide, such as potassium hydroxide, at 130 to 300° C. can realize the preparation of a lithium manganese oxide (LiMnO,) having a layered rock-salt structure in a single stage.