国家/地区
IPC部 H（2）
IPC大类 H01（2）
IPC小类 H01M（2）
IPC H01M004/36（2） H01M004/62（2）
发明人
公开年 2019（2）
申请年 2019（2） 
专利权人 SEMICONDUCTOR ENERGY LAB（2）

Manufacturing graphene compound for storage battery used for semiconductor devices by inserting sulfuric acid between layers of graphite, washing the graphite with aqueous solution, and oxidizing the graphite after washing.

YONEDA Y, OGUNI T, MIWA T, YAMAKAJI M, TSURUTA A

Negative electrode active material used in secondary battery, comprises particles comprising silicon, solid electrolyte comprising lithium, titanium, phosphorus and oxygen, and graphene compound.

MIKAMI M, ISHIKAWA J, FUJITA M, NARITA K, NARITA W, ISHIKAWAJUN