国家/地区 中国（3）
IPC部 B（3）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC C08G073/10（3）
发明人
公开年 2019（3）
申请年 2019（3） 
专利权人

Preparation of film involves preparing graphene oxide aqueous solution and polyimide precursor solution, mixing, freezing, obtaining graphene oxide/polyamic acid composite sponge, hot-pressing, carbonizing and graphitizing carbon film.

PENG Q, ZHU Y, HE X

Polymer film with electromagnetic shielding function, comprises a N-layer surface graphene-formed polyimide film.

YANG B, YI C, SHI S, LI W, WANG S, ZHAO C, YANG C

Manufacturing polyimide and graphene complex film comprises e.g. carrying out in-situ polymerization by mixing desired graphene with solvent, diamine and dianhydride, uniformly coating and placing in high temperature oven for imidization.

MIN Y, RAO Q, LIU Y