国家/地区 中国（8）
IPC部 C（8）
IPC大类 C01（8） H01（8）
IPC小类 C01B（8）
IPC H01M004/62（8）
发明人 ZHANG C（8）
公开年 2022（3） 2021（2）
申请年 2020（2）  2021（2）  2022（2） 
专利权人

Preparing lithium iron phosphate/graphene oxide composite material comprises e.g. adding polyamine oxidized cellulose to iron source to react, mixing mixture and graphene oxide solution, adding lithium source reaction, mixing solid material with carbon source, crushing, screening, and demagnetizing.

ZHANG J, ZHANG C, ZHANG Q

Silicon composite material for use in lithium-ion battery, includes silicon-lithium silicate composite material and modified polyimide coating layer coated on silicon-lithium silicate composite material, where modified polyimide is lithium-ion doped polyimide.

ZHANG C, ZHOU J, JU S, JIANG P

Preparing negative electrode material for lithium-ion battery comprising dispersing silicon source, dispersant, and conductive agent in organic solvent, performing secondary granulation, pulverizing, coating third precursor pulverized with organic carbon source.

TIAN Z, WEI L, XU X, WANG X, CAO X, ZHANG C

Polyamide-amine-type dendrimer surface-modified carbon material used as sulfur carrier for preparing sulfur composite electrode for lithium-sulfur battery, comprises carbon material, and polyamide-amine-type dendrimer grafted and supported on carbon material through carbonyl-amine group.

WANG Y, CAO J, LI Z, JIAO C, ZHANG C, TU F, LI T, YAO S

Producing nano graphene balls used as anode material for lithium-ion battery, involves preparing graphene conductive slurry, pressing nano graphene balls into blocks, impacting graphite powder using first high-efficiency vibration swing impact nanomachine and transferring to second impact machine.

ZHANG X, ZHANG C

Graphene modified vanadium pentoxide battery, has vanadium pentoxide graphene composite anode and electrolyte layer that are isolated by diaphragm, where side of diaphragm is coated with cross-linked polyvinyl pyrrolidone coating.

XIE J, LI K, JIANG X, ZHANG C

Preparation of cathode material for graphene-based lithium ion battery, involves adding carbon nanotubes to graphene-based dispersion, adding precursor of non-carbon material, stirring, hydrothermally reacting and soaking in deionized water.

YANG Q, XIAO J, HAN J, CHEN F, ZHANG C, TAO Y

Preparing graphene comprises providing graphite monoxide powder, placing graphite oxide powder into solvent and then heat treating to prepare graphene oxide dispersion liquid, introducing hydrogen sulfide gas of the graphene and reacting.

KANG F, LI B, LV W, TAO Y, WEI W, YANG Q, ZHANG C, ZHENG X