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Patent Searching and Data


Title:
改良されたリチウムイオンバッテリー
Document Type and Number:
Japanese Patent JP4373211
Kind Code:
B2
Abstract:
Improved lithium-ion batteries in which the cathode comprises particles that include (i) transition metal grains having a grain size no greater than about 50 nanometers; and (ii) lithium-containing grains selected from the group consisting of lithium oxides, lithium sulfides, lithium halides (e.g., chloride, bromides, iodides, or fluorides), and combinations thereof.

Inventors:
Obroback, Mark N.
Dearne, Jeffrey Earl.
Application Number:
JP2003520016A
Publication Date:
November 25, 2009
Filing Date:
July 12, 2002
Export Citation:
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Assignee:
3M INNOVATIVE PROPERTIES COMPANY
International Classes:
H01M4/36; H01M4/13; H01M4/139; H01M4/48; H01M4/485; H01M4/52; H01M4/525; H01M4/58; H01M4/62; H01M10/0525; H01M10/36; H01M4/02; H01M4/04; H01M4/136
Domestic Patent References:
JP7176330A
JP2000113888A
JP11250896A
JP11283612A
JP6243870A
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Nagasaka Tomoyasu
Masaya Nishiyama