国家/地区 中国（19） 日本（8） 世界知识产权组织（8） 美国（7） 韩国（6） 台湾（5） 欧洲专利局（EPO）（3） 英国（2）
IPC部 C（23）
IPC大类 C01（23）
IPC小类 C01B（23）
IPC C01B032/205（23）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） INUI N（2）
KAMIYA N（2） KAMIYA NAGISA（2） LI G（2）
SAWA K（2） SU C（2） WANG J（2）
WON D Y（2） ZHANG Y（2）
公开年 2021（7） 2022（6） 2015（3） 2023（2）
申请年 2022（7）  2019（5）  2014（3）  2021（3）  2015（2）  2020（2） 
专利权人 SEKISUI CHEM.（3） GRAPHENE PLA.（2） GUANGDONG HO.（2） PI ADVANCED .（2）
SEKISUI CHEM.（2）

Polyimide film is obtained by imidization reaction of polyamic acid containing quinoline and beta-picoline as imidation catalyst and acetic anhydride as dehydrating agent.

JUNG H, WON D, WON D Y

Preparing biomass material heat insulation film comprises washing biomass material, drying, grinding, sieving, heat-treating biomass material powder, mixing polyvinylidene fluoride with porous graphite powder, grnding, mixing with N-methylpyrrolidone, coating slurry on glass substrate, and soaking.

YANG S, WANG J, CAO K, ZHANG Y

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

Artificial graphite sheet for use in heat sink, is prepared by laminating several layers of polyimide films and performing carbonization and graphitization treatment, the preparation method of the polyimide film, the preparation method of the polyimide film involves using diamine monomer.

JIN Y, ZHOU Y, YANG C, ZHANG Y

Polyamide film used for preparing graphite film, comprises polyamide polymer comprising reaction product of diamine monomer and dicarboxylic acid monomer, where the diamine monomer comprises N,N-bis(4-aminophenyl)-N,N-diphenyl-1,4-phenylenediamine.

SU C, LI G

Film useful in graphite film useful as radiating material of electronic product, comprises polyimide comprising polymer reaction product of diamine monomer and dianhydride monomer and diamine monomer comprising N,N-bis(4-aminophenyl)-N,N-diphenyl-1,4-phenylenediamine.

SU C, LI G

Preparing carbon black-based graphene used in conductive polymer material, energy storage and conversion devices comprises catalytically graphitizing carbon black, adding urea to graphitized carbon black, grinding, peeling intercalation compound with urea, and calcining intercalation compound.

ZHANG Q, WANG C

Preparing graphite fibers with graphite microsheets arranged in radial direction, comprises e.g. placing layered structure substrate in high temperature furnace, placing solid carbon-containing precursor, closing furnace, vacuuming, introducing inert gas, heating, and carrying out induced growing.

ZHOU B, LI Z, LI F, GE X

Polyimide graphene composite film prepared by e.g. performing polycondensation reaction of dianhydride monomer and diamine monomer, adding graphene oxide powder, mixing, casting, removing solvent, and imidization.

QUE X, XU Z