国家/地区 中国（7）
IPC部 B（7）
IPC大类 B01（7） C02（2） D01（2）
D04（2）
IPC小类 B01D（7）
IPC B01D039/14（7）
发明人 LIU S（2） WANG Q（2）
公开年 2020（4） 2019（3）
申请年 2019（7）
专利权人 GUANGZHOU KA.（2）

Air purification material useful for removing formaldehydes, comprises first flexible adsorption layer, porous graphene-like adsorption layer, catalytic agent layer and second flexible adsorption layer.

HUANG J, ZHOU J

Preparation of nano fiber filter for preparing cigarettes, involves adding graphene oxide dispersion to polylactic acid solution, spraying on composite film material, drying, placing in silver nitrate, removing film material and drying.

LIANG M, ZHAO M, ZHANG J, ZHANG G, YUE L, LI H, LI R, HE Y, LI M

Water filter material comprises meltblown resin matrix, modifier component and graphene oxide component that is incorporated in meltblown resin matrix.

DANG X, YU B, LI J, WANG X

Antibacterial graphene complex filter useful in air filtration comprises non-woven fabric layer, graphene-modified activated carbon powder layer, and graphene antibacterial non-woven fabric layer, which are sequentially arranged.

SHA Y, SHA X

Material used in gas filter unit, has pre-trapping layer, main trapping comprising porous polylactic acid micro-nano fiber film doped with reduced graphene oxide-grafted polylactic acid, and air permeable supporting layer.

SONG E

Ceramic composite filtering core of graphene used in water purifier comprises diatomite, chitosan, silicon carbide, graphite material, surface active agent, metal oxide, bamboo charcoal powder and sodium feldspar powder.

WANG Q, LIU S

Microwave-assisted graphene grafted water purification activated carbon filter core comprises activated carbon, graphene oxide, surfactant, and additive.

WANG Q, LIU S