Publication number: 20140349188
Abstract: The present invention provides a nonaqueous electrolyte battery that exhibits high energy density and excellent cycle characteristics, as well as a cathode for use in such a battery, and a cathode active material for use in such a cathode. The cathode active material of the present invention has a composition represented by the formula (1) and a crystallite size in the (110) plane of not smaller than 85 nm: LixCo1-y-zNbyMzO2 ??(1) wherein M stands for at least one element selected from Mg, Y, rare earth elements, Ti, Zr, Hf, V, Ta, Cr, Mo, W, Mn, Fe, Ni, Cu, Zn, B, Al, Ga, C, Si, Sn, N, S, F, and Cl; and 0.9?x?1.1, 0.0002?y?0.01, and 0?z?0.05.
Type:
Application
Filed:
July 2, 2014
Publication date:
November 27, 2014
Applicant:
SANTOKU CORPORATION
Inventors:
Kazuhiko NAKAMURA, Tetsu FUJIWARA, Akihito KANEKO
Publication number: 20100219370
Abstract: The present invention provides a nonaqueous electrolyte battery that exhibits high energy density and excellent cycle characteristics, as well as a cathode for use in such a battery, and a cathode active material for use in such a cathode. The cathode active material of the present invention has a composition represented by the formula (1) and a crystallite size in the (110) plane of not smaller than 85 nm: LixCo1-y-zNbyMzO2??(1) wherein M stands for at least one element selected from Mg, Y, rare earth elements, Ti, Zr, Hf, V, Ta, Cr, Mo, W, Mn, Fe, Ni, Cu, Zn, B, Al, Ga, C, Si, Sn, N, S, F, and Cl; and 0.9?x?1.1, 0.0002?y?0.01, and 0?z?0.05.
Type:
Application
Filed:
August 1, 2006
Publication date:
September 2, 2010
Applicant:
SANTOKU CORPORATION
Inventors:
Kazuhiko Nakamura, Tetsu Fujiwara, Akihito Kaneko