POSITIVE ELECTRODE MATERIAL AND SECONDARY BATTERY

To provide a positive electrode material and a secondary battery that can reduce the weight of an ionic conductor included in a positive electrode layer and suppress side reaction caused by an active material.SOLUTION: A positive electrode material includes an active material 14 and an ionic conduct...

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Main Authors KIM SANGRYUN, MATSUURA HIROYUKI, IGA YUTA, ORIMO SHINICHI, NAKAYA HIROTO, HIKOSAKA HIDEAKI, YAMAMOTO HIROSHI, SAKAMOTO KENNETH KAZUYA
Format Patent
LanguageEnglish
Japanese
Published 16.09.2021
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Summary:To provide a positive electrode material and a secondary battery that can reduce the weight of an ionic conductor included in a positive electrode layer and suppress side reaction caused by an active material.SOLUTION: A positive electrode material includes an active material 14 and an ionic conductor 16, and the ionic conductor 16 includes a hydride, and the active material 14 is covered with a coating layer made of an oxide.SELECTED DRAWING: Figure 1 【課題】正極層に含まれるイオン伝導体を軽量化し、さらに活物質による副反応を抑制できる正極材料および二次電池の提供。【解決手段】正極材料は、活物質１４およびイオン伝導体１６を含み、イオン伝導体１６は水素化物を含み、活物質１４は酸化物からなる被覆層に覆われている。【選択図】図１
Bibliography:Application Number: JP20200038515