国家/地区 中国（12）
IPC部 C（12）
IPC大类 C01（12） H01（8） C09（2）
H05（2）
IPC小类 C01B（12）
IPC C01B032/21（12）
发明人 LI Y（2） WANG M（2）
公开年 2022（9） 2023（3）
申请年 2022（12）
专利权人

Modified graphene oxide used as oil displacement agent, comprises alkylamine chain and amino acid chain, which are grafted in two sides.

DING W, WANG T, XU Y, WANG M, SHAO Y, REN Z, GU F, MA Q, WEI M, SHAO M, AN J, LIAO K, SHI H, GUAN C, FU L

Preparation of thickened graphene oxide film for preparing heat conducting film, involves mixing graphene oxide cake, folding and extruding into sheet under surface wetting condition, repeating for several times and reducing thickness.

ZHAO L, CAI J

Preparation of lithium battery electrode material based on graphene modification involves dispersing spherical graphite and graphene oxide in solvent, heating, carbonizing obtained mixture, and mixing obtained graphene-modified material with e.g. nano conductive agent.

LIU J, YUAN Q, ZHANG X, LIU S, WEN Z

High energy density cathode composite material in which inner core is graphite and is covered by amorphous carbon/lithium-iron-cobalt-oxygen composite material.

DU H

Rapid charging graphite cathode material useful for lithium battery, comprises graphene/carbon nanotube composites and graphyne-modified graphite.

SU H, LI Y

Cathode material useful in cathode sheet of secondary battery for terminal device, comprises an inner core i.e. a substance that can be reversibly inserted into and removed from active ions of anode material and a cladding layer.

LI Z, SUN Y, XIA S, LI Y, XIE F

Preparing carbon-based/elemental metal/boron nitride core-shell structure microwave absorbing material involves weighing carbon-based material, metal source, boron-containing material and nitrogen-containing material, adding them to ball milling jar in turn, adding solvent, sealing and ball-milling.

LIU D, JIANG D, SU Q, ZHONG B

Preparation of nitrogen-graphene-doped composite graphite negative electrode material involves dispersing mixed solution containing nitrogen source and graphene, and graphite, carbonizing, carrying out graphitization treatment, and screening.

YANG Y, SHEN Y, XIE J

Modified graphite carbon material comprises graphite carbon material, dispersant, aqueous solution and organic carbon source liquid.

XIE Y, WANG L, YU G

Preparing natural graphite fast-charging lithium battery cathode material comprises e.g. uniformly mixing graphite precursor material, coating agent and graphene powder, heat treating in high temperature furnace, cooling, adding material into classifier to remove large particles, and graphitizing.

GU P, ZHAO J, GAO Y, WU H, ZHAO Y, LI X, HAN J, CHEN G, CHEN R