国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/184（2）
发明人
公开年 2019（2）
申请年
专利权人

Preparation of graphene composite sponge involves washing discarded cigarette ends, drying, immersing in graphene oxide solution, drying, heating, washing natural cotton, mixing with urea solution, freeze-drying and heating.

SHI J

Preparing multi-element doped graphene fiber by injecting graphene oxide solution in coagulation bath using wet spinning method, gelatinizing, precipitating graphene oxide and performing reduction treatment, calcining and carbonizing.

XIAO F, XU Y, ZHANG Y, ZHAO A