国家/地区 韩国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC B01D071/02（3） B01D067/00（2） B01D069/12（2）
B01D071/34（2） C02F001/44（2）
发明人 LEE J（2）
公开年 2020（3）
申请年 2019（4）
专利权人

Metal-graphene hybrid material for arsenic adsorption and removal in soil, air, or water comprises sheet form of graphene oxide and calcium lanthanum sulfide doped on top of the graphene oxide for adsorbing arsenic.

PARK C, SUBBAIAH M P

Producing graphene oxide composite electro-spinning nanofiber separation membrane for forward osmosis comprises dispersing graphene oxide in dimethylformamide, stirring dispersion with polyvinylidene fluoride, electro-spinning, and drying.

KIM I S, MOHAMED, SOL K Y

Separation membrane used for water treatment, comprises polymer support layer, and coating layer comprising graphene oxide in at least one base resin e.g. polysulfone, polyethersulfone, polyvinylidene fluoride, and polyacrylonitrile.

LEE J S, OH Y, LEE J

Graphene filter module for removing contaminants like industrial waste and sewage, and heavy metals from raw water of e.g. rivers and lakes, filters incoming water through outer membrane layer, graphene filter layer and inner membrane layer.

LEE J, KIM S, LEE M, HAN S, LEE J H, KIM S H, HAN S Y, JUNGHOON L, SANGHO K, SIN L M, SEONGEUNPARK, YOON S, LI Z, JIN X, LI M, HAN C