国家/地区 中国（7）
IPC部 C（7）
IPC大类 C04（7）
IPC小类 C04B（7）
IPC C04B035/52（7）
发明人
公开年 2021（4） 2022（3）
申请年 2021（7）
专利权人

Electromagnetic material for inductance operating at cryogenic temperatures, comprises metal nanoparticles in electrically insulating matrix, where matrix is polymer, metal oxide, or graphene oxide and particles comprise iron, cobalt, nickel, or alloy of these metals.

VIALA B, BERNARD V

Preparation of graphite composite material used as cathode material of lithium-ion battery, involves mixing e.g. graphite precursor and coating material, thermally polymerizing, mixing obtained material with e.g. binder, performing low-temperature composite granulation, crushing, and graphitizing.

HAN S, YAO X, ZHOU S

Preparation of composite structure wave absorbing material for mobile communication application, involves compacting boron carbon nitride/iron oxide-doped monofilament fibers into preform, needle punching, vacuum impregnating with organic mixed solvent of graphene and asphalt, curing and cracking.

WANG Y, SUN Y, FAN L, HAO H, LI J, WANG K, LIU Q, ZHAO W, ZHANG T

Preparation method of graphene radiating film for electronic device, involves placing graphene after plating copper in mold, and completing production of graphene heat dissipation film by cold pressing and heat treatment.

CAI X, YANG X

Preparation of graphene film for, e.g. aerospace applications, involves preparing graphene oxide, adding ethanol and nickel-based compound, ultrasonically dispersing, applying dispersion on heating plate, putting heating plates in vacuum environment, pressurizing heating plates and natural cooling.

MA P, FAN Y, XIAO Q, LIAO N, ZHANG X

Method for manufacturing graphene heat-conducting foam cotton, involves drying graphene oxide slurry to obtain graphene oxide, and carbonizing and graphitizing graphene oxide to obtain directionally arranged graphene heat conducting foam.

HAO Z, CAI J, ZHENLIANG H, JINMING T

Preparing carbon paper used for proton exchange membrane hydrogen fuel cell, involves mixing polyurethane elastomer and absolute ethanol, impregnating polyacrylonitrile-based carbon paper blank in impregnation liquid, adding polyacrylonitrile-based carbon paper blank to mold, and cooling.

REN J, LI M, GUO Y, YANG Z, BAO L