ELECTRODE MATERIAL, ELECTRODE-FORMING PASTE, ELECTRODE PLATE, LITHIUM ION BATTERY, AND METHOD OF PRODUCING ELECTRODE MATERIAL

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United States of America Patent

APP PUB NO 20140322602A1
SERIAL NO

14260606

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An electrode material includes surface-coated LixAyDzPO4 particles that contain Fe on surfaces of LixAyDzPO4 (wherein A represents one or two or more elements selected from the group consisting of Co, Mn, Ni, Cu, and Cr; D represents one or two or more elements selected from the group consisting of Mg, Ca, Sr, Ba, Ti, Zn, B, Al, Ga, In, Si, Ge, Sc, Y, and rare earth elements; 0xAyDzPO4 particles containing Fe are coated, in which the surface-coated LixAyDzPO4 particles have a Li elution amount of 200 ppm to 700 ppm and a P elution amount of 500 ppm to 2000 ppm when being dipped in a sulfuric acid solution (pH=4) for 24 hours.

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO OSAKA CEMENT CO LTD1-9-2 HIGASHI-SHIMBASHI MINATO-KU TOKYO 105-8641

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
OSHITARI, Satoru Tokyo, JP 33 44
OYAMA, Masataka Tokyo, JP 38 55
YAMAYA, Ryuuta US 37 61
YAMAZAKI, Akinori Tokyo, JP 19 105
YASUMIISHI, Hirofumi Tokyo, JP 29 42

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