国家/地区 中国（41）
IPC部 C（41） H（15） B（8）
D（2） G（2）
IPC大类 C01（41） H01（13） C08（6）
C09（4） C04（3） B01（2）
B29（2） B82（2） H05（2）
IPC小类 C01B（41）
IPC C01B032/205（41）
发明人 ZHANG J（4） WANG S（3） YANG D（3）
YANG Y（3） ZHANG H（3） ZHANG X（3）
CHEN G（2） DONG A（2） DUAN C（2）
LI G（2） LI J（2） LI L（2）
LIU X（2） SU C（2） WANG G（2）
公开年 2022（41）
申请年 2022（21）  2021（19） 
专利权人 GUANGDONG HO.（2） UNIV FUDAN（2）

Preparing graphene heat-conducting film with graphene, comprises dispersing graphene filter cake and soluble polyimide in solvent to obtain uniform composite slurry with high viscosity, and performing vacuum defoaming treatment.

ZHANG J, NI J, SONG M, JIN C

Preparing graphene heat dissipation coating comprises e.g. pre-grinding graphene and carbon black to a preset size, and microwave baking, and mixing and stirring mixed glue, graphene and carbon black mixture, carbon nanotubes, graphite and pure water or deionized water.

LIU X, LIU S

Preparation of high purity crystalline graphite used for e.g. lithium ion battery, involves crushing and pressing biomass raw material into biomass particles, carbonizing, increasing carbon content, forming crystalline graphite, floating on surface, collecting, removing impurities and purifying.

WANG G, SHE X, GUO Z, XUE Q, WANG Z, ZUO H, TANG J, WANG J

Method for preparing graphite film e.g. heat conducting film, involves taking graphene oxide film or composite film as raw material, punching film for sequentially-treating, carbonizing, graphitizing, and obtaining graphite film.

MA L, LIU T, HOU S, SONG X

Method for producing graphite carbon-increasing agent, involves preparing material, placing forged petroleum coke in vibration sieve for vibration screening, screening large coke, collecting small coke after screening, and cleaning and drying.

WU Y

High-strength heat accumulation carbon material useful in heat accumulation and/or heat dissipation field, prepared by mixing components in high-strength heat storage carbon material composition, molding, sintering or graphitizing molding material in inert atmosphere.

ZHANG H, YU D, WEI J, GAO G, ZHENG D, SHENG Y, LIANG W, LIU J, DUAN C

Preparation of graphene heat conducting sheet for e.g. reinforcing longitudinal heat flux transmission, involves spraying graphene oxide quantum dots on inner edge surface of prepared annular graphene oxide film, placing in humidity box, compacting and molding, and graphitizing.

KONG X, JIAO Y, ZHANG J, ZHANG Z

Electromagnetic shielding cable used in communication, sensing, measurement, control, data acquisition and high technology fields, comprises sheath layer from outside to inside, shielding layer and cable core, where sheath layer is modified graphite aerogel.

LIU L

High performance graphene film useful in a heat-conducting film material, comprises graphene particles comprising layered graphene layer, and spherical graphitized carbon microsphere embedded between graphene layers.

WANG D

Preparing nano spiral graphite fiber material used in portable electronic equipment, involves using methane as raw material, adding metal catalyst, adopting vapor deposition method to prepare nano spiral fiber, carbonizing nano spiral fiber in inert atmosphere, and graphitizing nano spiral fiber.

GUO Q, YANG J, WANG G, HU S, WANG H, WANG M, WANG L