国家/地区 美国（5）
IPC部 B（5）
IPC大类 B01（5） C08（5） A62（2）
C01（2） C02（2）
IPC小类 B01D（5）
IPC C08K003/04（5）
发明人
公开年 2021（5）
申请年 2020（2）  2021（2） 
专利权人

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

Increasing cellulose crystal size by providing mixture of solvent comprising ionic compound and composition comprising cellulose and coagulating mixture with composition comprising hydrogen peroxide and increasing cellulose crystal size.

VERRILL D, LOVE S, HU X, SALAS D L C D

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

Conductive film comprises porous base layer film, porous intermediate transition layer film made up of graphene and carboxylated multi-wall carbon nanotubes and porous conductive layer film stacked in sequence.

SUN F, YANG J, DONG W, ZHAO L, XING D, YANG S, SONG Z, LI J

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