国家/地区 中国（2）
IPC部 B（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC B32B009/00（2）
发明人
公开年
申请年 2019（2） 
专利权人

Graphene-based wallpaper comprises graphene resistance layer and thermally conductive purification layer, where formula of graphene resistance layer is graphene, polyvinyl chloride material, ethyl cellulose and absolute ethanol.

QI Y

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