国家/地区 中国（15） 世界知识产权组织（2）
IPC部 B（17）
IPC大类 B82（17）
IPC小类 B82Y（17）
IPC H01M010/054（17）
发明人 LI W（3） HUANG J（2） LI S（2）
LIU Y（2） WANG Y（2）
公开年 2022（13） 2023（4）
申请年 2022（17）
专利权人

Producing battery part comprises forming graphene nanoparticles using carbon inclusive gas, combining graphene nanoparticles with dispersing agents, and mixing combination with battery part liquid.

NANJUNDAN A K

Preparing ultra-high edge nitrogen-doped carbon nanosheets useful in potassium ion battery, comprises e.g. grafting reactive macromolecules to prepare graphene oxide-polymer molecular brushes, adding nitrogen-rich small molecules, hydrothermally reacting and freeze-drying, and carbonizing.

HUANG J, TANG Y, CEN Z, LIU S, WU D

Composite electrode material of sodium titanate nano-fiber/reduction-oxidation graphene, for preparing sodium ion batteries or sodium batteries, comprises two-dimensional sheet layer structure, where particle diameter of particle, thickness, composed of few layers of reducing and oxidizing graphene.

LIU Y, WAN Y, LI W

Preparing manganese(II) sulfide nano-dot material comprises e.g. dispersing zinc salt, aluminum salt and graphene oxide in solvent, dissolving chelating agent, manganese salt and sulfur-containing additive in solvent, and converting mixed solution to polytetrafluoroethylene to hydrothermally react.

LI G, LIN H, FAN X, LI S

Carbon composite material used as the conductive additive of secondary battery, has three-dimensional structure, and size of at least one dimension is nano level, comprising carbon nano tube graphene and carbon quantum dots, is prepared by taking first electrode as positive electrode in electrolyte.

LIN J, TANG J, HONG J, GUO K, YE Z, LI S, ZHOU Q

Preparing tricobalt tetroxide/nitrogen-doped graphene oxide material useful as sodium ion battery cathode material, comprises e.g. mixing graphene oxide, nitrogen source, cobalt source and water, subjecting suspension to hydrothermal reaction, directly freeze-drying precursor solution.

FANG X, DAI Z, LI D, TANG H, LEI Z, WU Y, TANG L, YUE C, ZHANG W, HU M, CHEN J

Modified material useful in preparation of sodium ion battery cathode material, comprises amorphous carbon and carbon point and amorphous carbon source comprising at least one of e.g. animal hair, plant fiber, carbon fiber, graphene, graphite, anthracite, coke, carbon nanotube and/or urea.

QI Y, ZHANG Y, XU M

Lithium or sodium-based battery used for e.g. portable electronic device, comprises anode at least partially covered on its side facing electrolyte by at least one artificial solid-electrolyte interphase layer with layer(s) of porous graphene with pores having preset average characteristic width.

CHOI K, HEIGHT M J

Preparing graphene oxide-sodium iron phosphate composite anode material, comprises e.g. ultrasonically dispersing graphene oxide in deionized water, continuously and magnetically stirring, transferring for hydrothermal reaction, centrifuging, washing, drying and heat treating.

ZHANG Q, GU J, WEI W

Preparing metal ultra-thin nanosheet similar to graphene useful in anode material of aluminum ion battery, comprises e.g. dissolving selenium source in dimethylformamide, sealing, ultrasonically dispersing, and annealing treatment under protection of inert gas.

TIAN W, HUO D, XU H, LI W, BAI Y