国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2） F16（2）
IPC小类 C01B（2）
IPC C01B032/184（2）
发明人
公开年
申请年
专利权人

Producing rice and wheat straw graphene for friction material, involves oxidizing rice and wheat straw in presence of oxygen to obtain carbon powder, activating carbon powder, and then graphitizing activated carbon powder.

XIONG W

Synthesizing graphene comprises refluxing reaction mixture of solvent e.g. water and carbonaceous material promoting polycyclic aromatic hydrocarbon formation, collecting and directing obtained vapors to substrate and recovering graphene.

SHANKMAN R S, HANKMAN R S