国家/地区 世界知识产权组织（3）
IPC部 B（3） C（3） A（2）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01D039/16（2）
发明人
公开年 2021（3）
申请年 2021（3）
专利权人

Increasing an electrical and/or thermal conductivity, as well as filtering power and germ-blocking properties of textile article by preparing impregnation composition consisting of graphene, polymeric binder and wetting agent, and stirring.

CESAREO G G, RIZZI L G

Filter used in device e.g. mask, breathing apparatus and face covering, vent cover and heating, ventilation, has polyurethane-based polymer foam comprising virucidal/bactericidal agent having cetylpyridinium chloride and/or dimethyloctadecyl(3-(trimethyloxysilyl)propyl)ammonium chloride.

RAMAPPA D A, JOGIKALMATH G

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