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:
Apr. 23, 2013
Filed:
Dec. 03, 2008
Kazuo Oki, Wakayama, JP;
Minoru Sawai, Wakayama, JP;
Hiroaki Kitayama, Wakayama, JP;
Takamitsu Saito, Kawasaki, JP;
Tamaki Miura, Yamata, JP;
Kyoichi Watanabe, Ebina, JP;
Kazuo Oki, Wakayama, JP;
Minoru Sawai, Wakayama, JP;
Hiroaki Kitayama, Wakayama, JP;
Takamitsu Saito, Kawasaki, JP;
Tamaki Miura, Yamata, JP;
Kyoichi Watanabe, Ebina, JP;
Kao Corporation, Tokyo, JP;
Abstract
The present invention provides a composite material for positive electrodes of lithium batteries, which provides a lithium battery having excellent high rate electrical discharge characteristics, has a sufficiently secured diffusion passage for Li, and has high conductivity, a process for producing the same, as well as a positive electrode and a battery using the composite material for positive electrodes of lithium batteries. The present invention relates to a composite material for positive electrodes of lithium batteries, comprising composite particles containing positive electrode active material particles and fibrous carbons, wherein the composite particles have a form in which the positive electrode active material particles are supported by the fibrous carbons.