国家/地区 中国（7）
IPC部 C（7）
IPC大类 C08（7）
IPC小类 C08G（7）
IPC C08G073/10（7）
发明人 ZHANG Y（3） SHI H（2） WANG H（2）
公开年 2018（6）
申请年 2018（7）
专利权人 UNIV TIANJIN.（2）

Polyimide film for forming graphite sheet for electronic device, is derived from precursor composition comprising polyamic acid, and comprises inorganic filler having sublimation property, and graphene-containing spherical polyimide filler.

KIM K S, CHOI J Y, WON D Y, JIN J, CUI Z, YUAN D

Preparation of graphene-polyimide heating film involves dissolving diamine in organic solvent, adding dianhydride and organic solvent, performing polycondensation reaction and adding blocking agent for capping.

YANG X, WANG F

Preparing graphene/polyamic acid conductive hydrogel involves dispersing graphene oxide in deionized water ultrasonically to obtain graphene oxide dispersion, adding hydrazine hydrate and ammonia water, and carrying out reduction reaction.

FAN W, WANG D, LIU T, ZHANG Y

Preparation of polyimide/modified graphene oxide composite material involves preparing modified graphene oxide, dispersing in N,N-dimethylformamide, adding 4,4'-diaminodiphenyl ether, reacting, molding, and thermal imidization processing.

GE X, ZHOU X, LI W

Preparation of reinforced polyimide composite material involves dispersing graphene oxide and carboxylated carbon nanotube in organic solution, adding N,N'-dicyclohexylcarbodiimide, dianhydride monomer and diamine monomer and molding.

SHI H, ZHANG Y, WANG H, YU W, LIU B

Preparing polyimide composite material involves dispersing graphene oxide and carbon nanotubes uniformly in water to obtain blending dispersion of carbon nanotubes/graphene oxide, adding dopamine hydrochloride, adjusting pH value.

SHI H, ZHANG Y, WANG H, MAO H

Preparing phenyl silsesquioxane/graphene oxide/polyimide three-phase composite film comprises e.g. dissolving expanded graphite with mixed acid solution, adding potassium permanganate, centrifuging, grinding and ultrasonically vibrating.

ZHOU H, WANG X, ZHANG H, JIN L