国家/地区 中国（3）
IPC部 B（4）
IPC大类 B32（4）
IPC小类 B32B（4）
IPC C08G073/10（4）
发明人
公开年 2019（3）
申请年 2019（4）
专利权人

Polyimide composite film used for electronic component, comprises core layer comprising polyimide resin and graphene, and skin layer comprising another polyimide resin, and has preset electromagnetic wave shielding rate and tensile strength.

LEE K N, KIM K H, KIM K

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