Fuel cell including a cathode comprising a sub phase composed of tricobalt tetroxide

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United States of America Patent

PATENT NO 8956781
APP PUB NO 20130095410A1
SERIAL NO

13614520

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Abstract

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A fuel cell includes an anode, a cathode and a solid electrolyte layer. The cathode has a main phase and a sub phase. The main phase is composed of a perovskite type oxide including cobalt. The sub phase is composed of tricobalt tetroxide. The solid electrolyte layer is disposed between the anode and the cathode. An area occupancy of the sub phase in a sectional surface of the cathode is equal to or less than 9.8%.

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Patent Owner(s)

Patent OwnerAddress
NGK INSULATORS LTDJAPAN'S AICHI AICHI

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kobayashi, Ayano Nagoya, JP 30 88
Ohmori, Makoto Nagoya, JP 140 463

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