国家/地区 韩国（5）
IPC部 C（5）
IPC大类 C01（5） H01（5） B01（2）
IPC小类 C01B（5）
IPC C01B032/184（5）
发明人 PARK S（5）
公开年 2022（3）
申请年 2021（2） 
专利权人 KOREA INST E.（3）

Preparing reduced acylated graphene oxide used in electrode active material of lithium secondary battery, involves subjecting graphene oxide to acylation reaction to prepare acylated graphene oxide, and reducing the acylated graphene oxide.

KIM D H, PARK S, YEON S, SHIN K, JIN C, HWANG S H, SEUNGHAE H, JIN C S, HEE S K

Hybrid complex useful for preparing electrode active material for lithium-ion battery comprises graphite core particles, graphene nanosheets on surface of graphite core particles, and two-dimensional heterogeneous laminate structure.

YUN H N, PARK S, SONG K S, CHUN Y K, HYUN R M, YANG J, YOO J J, JANG G Y, LEEYOUNGA

Preparing hybrid composite useful for preparing anode active material for lithium-ion battery mixing alkali ion precursor solution into bulk material powder, injecting water, heat-treating the mixture, and removing surfactant.

YUN H N, PARK S, YOO J J, JUNG K, HYUN R M, YANG J, LEEYOUNGA, JANG G Y, SHIN H, KIM J

Graphene film used for forming electrochemical device, comprises graphene structure comprising regions comprising graphene structure arranged in plane direction and direction perpendicular to plane direction.

LEE S S, JUNG H K, AN K, LIM J, MYUNG S, SONG W, JI S G, SONG D S, PARK S, YOON Y, SEOG S, YOON Y H, GI S G

Three-dimensional graphene structure preparation involves forming graphene precursor by heating carbohydrate and gas generator, forming graphene structure having cavity by carbonizing graphene precursor, and then forming nanopores.

KIM T, YOU I, KIM B N, KIM I G, JUNG S, PARK S, YOUNG K T, KYU Y I, NA K B, GYOO K I, HOON J S, JUN P S