国家/地区 中国（3） 日本（2）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/348（4）
发明人
公开年 2021（2） 2022（2）
申请年 2021（4）
专利权人

Negative electrode used for nickel-metal hydride battery, such as batteries for mobile devices, vehicles and storage batteries for renewable energy generation, comprises carbon material containing graphene.

NAKANISHI H, KOJIMA Y, YAMAZAKI M

Porous carbon material of core-shell structure used in sulfur-carbon composite used in lithium secondary battery, comprises core comprising stack structure of carbon sheets and carbon-containing shell surrounding core.

JEONG Y, SOHN K, LEE C, JUNG Y C, LI C, SUN Q

Preparing Polygonum multiflorum medicinal residue-based porous carbon used for preparing electrodes, involves pre-carbonizing dried Polygonum multiflorum powder, mixing pre-carbonized product with inorganic salt mixture, and performing pyrolysis process under air atmosphere.

ZHOU W, LEI D, WANG W, YE Y, SU Y, ZENG Y

Preparing lignite-based graphene used for preparing lignite-based graphene energy storage electrode, involves using strong base and weak acid salt to extract lignite from different producing areas after centrifugal separation of liquid.

ZHU J, DING X, CAO J, HAN C, ZHANG S, QIN Z