国家/地区 中国（30） 韩国（7） 世界知识产权组织（4） 美国（3）
IPC部 C（36）
IPC大类 C01（36） H01（36） B82（5）
B01（2） C07（2） C23（2）
IPC小类 C01B（36）
IPC H01M004/587（36）
发明人 LI J（3） GUO X（2） HUANG S（2）
LIU J（2） LIU S（2） MA Z（2）
WANG K（2） WANG X（2） WANG Y（2）
YIN H（2） YU Y（2） ZHANG K（2）
ZHANG W（2） ZHAO B（2）
公开年 2023（36）
申请年 2022（21）  2023（12）  2021（3） 
专利权人 CHUNENG NEW .（2） YIN H（2）

Porous silicon-carbon composite used as anode active material for lithium secondary battery, comprises core-shell structure containing silicon particles and carbon, core including silicon particles, and shell including carbon layers.

LEE J H, LIM S W, PARK H J, NAM S J, LIM H H, LIM J C, HYUN L J, IMSUNGWOO, PARK H, JIN N, HEE L, LIM J

Sodium ion battery cathode material comprises glass carbon sheet and active layer comprising load active material, conductive agent and adhesive, where active material is prepared by e.g. mixing diethylenetriamine and deionized water, dripping graphene oxide, and mixing branched polyethyleneimine.

WANG Y, ZHENG L, CHEN K, LONG H, WU L, MA Z

Cathode active materials useful for secondary batteries, comprises carbon-based base material, silicon layer formed on carbon-based base material, and graphene provided on outside of silicon layer.

CHAE S

Material for lithium graphene of ion battery comprises two-dimensional sheet with graphene surface inner hole and fold structure.

QIAO Z, RUAN D, WANG Y

Preparing self-supporting graphene-based carbon microsphere cathode frame comprises dispersing chitin microspheres of doped metal hydroxide into water, dispersing metal/nitrogen co-doped carbon microsphere coated by graphene, binder and conductive agent into water, filtering and drying.

ZHOU P, ZHANG L, MA T, YANG Y, YU S

Preparing graphene by combustion synthesis comprises e.g. mixing extruded vermiculite powder and metal magnesium powder, then mixing with metal magnesium powder, passing carbon dioxide, adding into hydrochloric acid solution and adding into hydrofluoric acid solution and reacting.

MING H, CAO G, XIANG Y, ZHANG H, ZHANG W

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

Hard carbon composite material useful in sodium ion batteries, comprises porous carbon powder and carbon material.

YU Y, HUANG J, YANG C

Cathode sheet useful in secondary batteries for electronic devices, comprises e.g. current collector, pure silicon, and conductive carbon black.

TAO X, WANG K, LIU X, HAN D

Preparing germanium embedded graphene layer-based three-dimensional carbon network composite material useful in preparing lithium-ion battery cathode, comprises e.g. preparing pluronic F-127 solution, adding germanium(IV) oxide, graphene oxide and carbon nanotubes, sonicating, and carbonizing.

LIU Y, ZHENG X, GUO X, GU H, ZHANG J