国家/地区 韩国（4） 印度（2） 美国（2）
IPC部 A（8）
IPC大类 A62（8）
IPC小类 B01D（8）
IPC A41D013/11（5） A62B023/02（5） A62B018/02（3）
B01D039/16（3） B01D046/00（3） B01D039/08（2）
C01B032/194（2） C08K003/04（2） C08K009/04（2）
C08K013/06（2） D06M011/83（2）
发明人
公开年 2021（8）
申请年 2020（8）
专利权人

Graphene polymer filter comprises polyolefin resin and graphene powder which are mixed to have pores of certain size and porosity.

NAMKUNG D

Multi-layered mask is useful for e.g. protecting against the aerosol transmission of COVID-19 comprises five layers characterized that first and last layers are made of e.g. cotton textile layers, natural fiber layers, and nanofibers layer.

SHIREESHA G, KARBARI S R, UTTARA K M, SUBRAMANYA K

Polyacrylonitrile nanofibrous membranes for use as supplement of air purifier, comprises silver nanoparticles and graphene oxide as filler materials engineered into nanofibrous form incorporated in air filter masks.

PACKIRISAMY G, SADASIVAM R K, SHARMA A

Face mask e.g. surgical mask, comprises mask component for covering wearers mouth and nose and comprising air-permeable outer layer, inner layer and graphene layer, and fastener for connecting mask component to wearer.

JANG B Z, ZHAMU A

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

Heat detection mask comprises mid-leaf filter cloth having four corners and four sides, upper leaf of middle leaf filter fabric and upper leaf bonded to have same edge on upper side of left and right sides and having arc-shaped sewing line.

SHIM B

Method of manufacturing mask filter by melt blow (MB) method, involves adding process of improving drape property to nonwoven fabric layer to which electrostatic force is given through air washing process.

YOON Y B

Graphene acrylate nanocomposite emulsion, comprises graphene, fluorine-free acrylic polymer emulsion, adsorbent, lipophilic nanoparticles, microcapsule containing oleophilic bacteria, coupling agent and solvent.

HU J