H - Electricity – 01 – M
Patent
H - Electricity
01
M
H01M 4/38 (2006.01) C01G 45/00 (2006.01) C01G 49/00 (2006.01) C01G 51/00 (2006.01) C01G 53/00 (2006.01) H01M 4/62 (2006.01) H01M 10/44 (2006.01) H01M 4/02 (2006.01) H01M 6/16 (2006.01) H01M 4/48 (2006.01) H01M 4/52 (2006.01) H01M 4/58 (2006.01) H01M 10/40 (2006.01)
Patent
CA 2308346
The present invention relates to a positive electrode active material, a negative electrode active material and an electrolyte that are used alone or in combination to improve charge and discharge cycle characteristic, low temperature characteristic and safety of a non-aqueous electrolyic secondary battery, particularly a lithium ion secondary battery. Specifically, a particulate Li-transition metal composite oxide having an average particle size of not less than 10 µm, wherein [20/(specific surface area X average particle size)]=7-9, is used as a positive electrode active material.
Asano Mitsuhiro
Gosho Itaru
Kamauchi Masahiro
Kizu Kenichi
Moriuchi Ken
Fetherstonhaugh & Co.
Mitsubishi Cable Industries Ltd.
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