国家/地区 中国（5） 世界知识产权组织（2）
IPC部 C（5）
IPC大类 C01（5） H01（4）
IPC小类 C01B（5）
IPC C01B032/05（5）
发明人 LI C（5）
公开年 2022（4）
申请年 2022（3）  2021（2） 
专利权人 GUANGDONG BR.（2） HUNAN BRUNP .（2）

Quickly and efficiently preparing hollow carbon micro-sphere comprises e.g. dispersing nano-grade silicon dioxide micro-sphere to ethanol solution, adding carbon precursor and pH regulator, stirring, drying, carbonizing in inert atmosphere, dispersing into etching agent, centrifuging and washing.

WU S, OUYANG J, LUO E, ZHANG X, LI C, WEI D, HAN W, WEI L

Preparing nitrogen-doped carbon dot-graphene oxide composite material that is used for detecting heavy metal ion, and electrochemical sensor, involves mixing carbon source and nitrogen source, performing hydrothermal reaction, performing solid-liquid separation to obtain nitrogen-doped carbon dot.

LI C, GONG Q, LIU Y, CAO K, WANG M, YANG J

Preparing biomass-graphene composite electrode material used in electrocatalytic electrode comprises e.g. mixing biomass solution and liquid crystal phase graphene oxide dispersion, assembling to obtain biomass-graphene oxide composite assembly material, chemically reducing and carbonizing.

HU C, LI B, SONG Y, LI C

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 lithium iron phosphate cathode material used for preparing lithium-ion batteries, involves drying mixing and refining iron source, phosphorus source, lithium source, carbon source and additives to obtain mixture.

ZHANG S, RUAN D, TANG S, LI C, RUAN DINGSHAN, ZHANG SHIQING, TANG SHENGHE, LI CHANGDONG