国家/地区 世界知识产权组织（4） 英国（2） 美国（2）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01D（5）
IPC C01B032/194（5）
发明人
公开年 2021（4）
申请年 2020（2） 
专利权人

Face mask for use as personal protective equipment, comprises layer comprising surface-functionalized graphene particles having specified sulfur impurity level, manganese level, and/or nitrogen oxide level.

PROMNIMIT A

New nitrogen-15 and nitrogen-14 interspersed uniform nitrogen-doped graphene useful in preparing graphene materials and modified graphene materials.

HUANG M, LUO X, DENG H, JIA Q, PENG S, ZHANG Z, XI S, LIU Y, LIU X, CHI S

Nanoporous membrane used in filter, comprises two-dimensional material permeated by pores which are blocked by polymer derived from monomer and comprising population of pores having average pore diameter.

KIDAMBI P R, CHENG P

Amine functionalized graphene reinforced coumarin based polyamide nanocomposite material used in mechanical industries, e.g. textiles contains polymeric matrix i.e. polyamide and graphite nanofiller i.e. amine functionalized graphene.

VASAVA D, MADHAD H, MISHRA N

Ink useful for providing viral active or anti-microbial coating to substrate, comprises carrier, graphene or graphene oxide particles dispersed in carrier, and viral active or anti-microbial component adhered to graphene.

CHEN S W, DEVINE S, CHEN S, SANDWINTHROP C