Title:
正極活物質およびその製造法ならびに非水電解質二次電池
Document Type and Number:
Japanese Patent JP4752372
Kind Code:
B2
Abstract:
To provide a manufacturing method for a positive electrode activator and an activator for obtaining a battery with high reliability by suppressing gasses especially generated in a charging/discharging cycle under a high temperature environment in a manufacturing method for a nonaqueous secondary battery, and an activator.
A manufacturing method for a positive electrode activator comprising a step of forming a metal coated layer at a part of a lithium transition metal complex oxide particle surface capable of discharging and storing lithium ions; and a step of forming a nitride coated layer is provided. And a substance manufactured in the manufacturing method is made as an activator.
COPYRIGHT: (C)2006,JPO&NCIPI
Inventors:
Shuji Tsutsumi
Takashi Takeuchi
Takashi Takeuchi
Application Number:
JP2005216721A
Publication Date:
August 17, 2011
Filing Date:
July 27, 2005
Export Citation:
Assignee:
Panasonic Corporation
International Classes:
H01M4/36; H01M4/505; H01M4/525; H01M10/05
Domestic Patent References:
JP7192720A | ||||
JP8138670A | ||||
JP11016566A | ||||
JP11280648A | ||||
JP2004536427A | ||||
JP8035075A | ||||
JP2003173775A | ||||
JP2001006676A | ||||
JP9330720A | ||||
JP8250120A |
Attorney, Agent or Firm:
Hiroki Naito
Daisuke Nagano
Kentaro Fujii
Daisuke Nagano
Kentaro Fujii