国家/地区 中国（3） 世界知识产权组织（2）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/182（2） C01B032/205（2） C04B035/622（2）
发明人 ZHU Y（3）
公开年 2019（2）
申请年 2019（2） 
专利权人

Method for preparing graphene film used in e.g. refrigerator, involves naturally cooling reduced graphene oxide film to obtain fluffy graphene film that is compacted and densified to obtain graphene film.

TANG J, LIN J, YANG W, DONG L, CHEN D, WANG Q, ZHANG Y, ZHU Y, JIANG H, ZHONG Q, KANG N, JIANG J, LIAO X

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

Preparing graphene oxide-tetraethyl orthosilicate/silane composite nano material comprises e.g. mixing the graphene oxide dispersion with dispersing agent, mixing the silane with emulsifier and drying the mixture and then grinding.

LI S, HOU D, GENG Y, ZHANG W, JIN Z, ZHU Y, ZHANG Y