Title:
POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2011/102358
Kind Code:
A1
Abstract:
Disclosed is a positive electrode active material for a non-aqueous electrolyte secondary battery, which enables the improvement in cycle performance of a battery. Specifically disclosed are: a positive electrode active material for a non-aqueous electrolyte secondary battery, which comprises a Fe-containing lithium vanadium phosphate compound having a nasicon-type structure, and which is characterized in that the Fe-containing lithium vanadium phosphate compound has a ratio of the number of iron atoms to the total number of vanadium atoms and iron atoms of 2 to 20% inclusive; and others.
Inventors:
FUJINO, Yukiko (1 Inobaba-cho, Nishinosho, Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
藤野 有希子 (〒20 京都府京都市南区吉祥院西ノ庄猪之馬場町１番地 株式会社ＧＳユアサ内 Kyoto, 〒6018520, JP)
YASUNAGA, Yoshinobu (1 Inobaba-cho, Nishinosho, Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
安永 好伸 (〒20 京都府京都市南区吉祥院西ノ庄猪之馬場町１番地 株式会社ＧＳユアサ内 Kyoto, 〒6018520, JP)
TABUCHI, Toru (1 Inobaba-cho, Nishinosho, Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
藤野 有希子 (〒20 京都府京都市南区吉祥院西ノ庄猪之馬場町１番地 株式会社ＧＳユアサ内 Kyoto, 〒6018520, JP)
YASUNAGA, Yoshinobu (1 Inobaba-cho, Nishinosho, Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
安永 好伸 (〒20 京都府京都市南区吉祥院西ノ庄猪之馬場町１番地 株式会社ＧＳユアサ内 Kyoto, 〒6018520, JP)
TABUCHI, Toru (1 Inobaba-cho, Nishinosho, Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
Application Number:
JP2011/053210
Publication Date:
August 25, 2011
Filing Date:
February 16, 2011
Export Citation:
Assignee:
GS Yuasa International Ltd. (1 Inobaba-cho, Nishinosho Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
株式会社ＧＳユアサ (〒20 京都府京都市南区吉祥院西ノ庄猪之馬場町１番地 Kyoto, 〒6018520, JP)
FUJINO, Yukiko (1 Inobaba-cho, Nishinosho, Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
藤野 有希子 (〒20 京都府京都市南区吉祥院西ノ庄猪之馬場町１番地 株式会社ＧＳユアサ内 Kyoto, 〒6018520, JP)
YASUNAGA, Yoshinobu (1 Inobaba-cho, Nishinosho, Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
安永 好伸 (〒20 京都府京都市南区吉祥院西ノ庄猪之馬場町１番地 株式会社ＧＳユアサ内 Kyoto, 〒6018520, JP)
株式会社ＧＳユアサ (〒20 京都府京都市南区吉祥院西ノ庄猪之馬場町１番地 Kyoto, 〒6018520, JP)
FUJINO, Yukiko (1 Inobaba-cho, Nishinosho, Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
藤野 有希子 (〒20 京都府京都市南区吉祥院西ノ庄猪之馬場町１番地 株式会社ＧＳユアサ内 Kyoto, 〒6018520, JP)
YASUNAGA, Yoshinobu (1 Inobaba-cho, Nishinosho, Kisshoin, Minami-ku, Kyoto-sh, Kyoto 20, 〒6018520, JP)
安永 好伸 (〒20 京都府京都市南区吉祥院西ノ庄猪之馬場町１番地 株式会社ＧＳユアサ内 Kyoto, 〒6018520, JP)
International Classes:
H01M4/58; C01B25/45; H01M4/36
Attorney, Agent or Firm:
FUJIMOTO, Noboru (Sakaisuji-Inabata Bldg. 2F, 15-14, Minamisemba 1-chome, Chuo-ku,,Osaka-sh, Osaka 81, 〒5420081, JP)
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