国家/地区 中国（2）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/205（3）
发明人
公开年 2019（3）
申请年 2019（2） 
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

Producing solar cell using graphite substrate and graphene, comprises e.g. preparing graphite substrate on which multiple holes are formed, forming graphene layer of first conductivity type on graphite substrate, forming silicon layer.

CHANG H S

Preparing highly thermally conductive graphite film inducedpolyimide orientation crystallization involves using graphene and polyimide composite material as graphite film precursors in process of high-temperature carbonization.

CAO C, LI W, ZHOU G, LIN J