国家/地区 中国（3） 世界知识产权组织（2）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC C01B032/194（3）
发明人
公开年 2021（3）
申请年 2021（3） 
专利权人

Inserting two dimensional flakes of two dimensional material into pores of porous substrate, comprises providing porous substrate having open pores, applying liquid dispersion of flexible flakes to porous substrate and subjecting substrate.

KHRANOVSKYY E, ZHYBAK M

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B

Preparing graphene modified material comprises e.g. adding graphene, iron salt and ferrous salt into water, ultrasonic blending, annealing, cooling, filtering, modifying graphene, grafting filtering, washing, freezing and drying.

FAN L, GE D, DU J, LIU Z, CHENG Z, XING C