国家/地区 世界知识产权组织（8）
IPC部 A（8）
IPC大类 B01（8） A62（5） A41（4）
A61（3） B32（2） C01（2）
C08（2） D06（2）
IPC小类 B01D（8）
IPC A41D013/11（4） A62B023/02（4） B01D039/16（4）
B01D039/08（3） B01D046/00（3） B01D039/20（2）
B01D061/42（2） B01D067/00（2） C01B032/194（2）
D06M011/74（2）
发明人 CESAREO G G（2） RIZZI L G（2）
公开年 2021（8）
申请年 2021（8）
专利权人 DIRECTA PLUS.（2）

Textile article, useful in a filter for personal health protection, comprises a textile substrate having specific bacterial filtration efficiency, where the textile article comprises graphene dispersed in a polymeric binder.

CESAREO G G, RIZZI L G

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

Electroosmotic pump use for movement of fluid by electroosmotic phenomenon has membrane that allows movement of fluid, and first and second electrodes respectively provided on both sides of membrane, formed by non-porous substrate material.

SHIN W S, ZHU E, KIM K H, KANG J Y, SHIN W, HUA Z, KANG J

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

Graphene oxide-based membrane for use in regenerative dialysis system, comprises substrate, and multiple layers of single-layered graphene oxide formed on surface of substrate, where each layer is functionalized by diamine functional group.

YANG H Y, LEONG Z Y, ROY D M, KODURI S

Manufacturing filter for purifying gases, such as air, from microbial pollutants by applying liquid cement coating containing titanium dioxide particles on porous ceramic filter, drying, soaking in water, drying and exposing to radiation.

WITKOWSKI H, DYTRYCH W, JAROSLAWSKI J

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

Electrospun polymer nanofibrous membrane having high filtration efficiency comprises polyvinylidene fluoride, Tecophilic thermoplastic polyurethanes, or blend of polyvinylidene fluoride and Tecophilic thermoplastic polyurethanes.

SOLIMAN S, GUO F