国家/地区 韩国（19）
IPC部 B（19）
IPC大类 B01（19） C02（9） C01（5）
C09（2） C10（2） C12（2）
IPC小类 B01D（19）
IPC B01D067/00（8） B01D071/02（7） B01D053/22（5）
B01D069/12（4） C02F001/44（4） B01D069/02（3）
B01D069/10（3） B01D071/34（3） B01D071/60（3）
B01J020/20（3） C02F001/28（3） B01D039/14（2）
B01D061/02（2） B01D069/14（2） B01D071/06（2）
发明人 CHA M（2） KIM D W（2） KIM S（2）
KIM S Y（2） LEE J（2） PARK C（2）
PARK C H（2）
公开年 2022（12） 2023（4） 2021（3）
申请年 2021（19）
专利权人 UNIV EWHA IN.（2） UNIV YONSEI .（2）

Cation exchange membrane useful in electrodeionization device for ultrapure water production system comprises cation exchange resin, binder resin, and reduced graphene oxide.

KIM S K, JEONG H Y, MOON Y G, SON E J

Coating composition used as coating member in filter, comprises dopamine-based compound and dopamine crosslinking compound i.e. cyclic hydrocarbon, linear hydrocarbon and heterocyclic hydrocarbon groups, and crosslinked functional group.

LEE J, SONG I H, HA J H

Polymer cross-linked structure separator for conductive carbon separation membrane, has polymer cross-linked bonds that are formed between layers of conductive carbon separator having laminated structure.

CHO E S, LETHARGY

Method for re-extracting oil through water treatment of bilge wastewater comprises using graphene filter for purifying bilge wastewater, then compressing and adsorbing nano grade graphene on MB filter non-woven fabric with high heat.

HWANG J

Membrane bioreactor wastewater processing system comprises anoxic tank for removing nitrogen in wastewater, and coagulation tank injecting coagulant into supernatant water introduced from second space portion of anaerobic tank.

JEONG S, JOSUNGKUN, LEE C, LEE J, CHOI J W

Large-area hexagonal boron nitride thin film used for forming gas/moisture barrier, comprises boron nitride crystal planes and having preset average surface roughness.

KIM S M, KO H

Producing graphene-based separator by heat-treating graphene oxide to form nanoporous graphene comprising multiple pores, oxidizing with oxidizing agent to functionalize oxygen functional groups, and stacking functionalized graphene.

KIM D W, KANG J H, KIM I, CHOI D C, RYU S Y

Gas separation membrane useful for separating hydrogen comprises first layer including one dimensional carbon body set on porous support and second layer including metal-organic framework set on first layer.

KIM D W, CHOI E J

Nanopore device for detecting sample passing through nanopores, has nano-layered membrane coupled to one of one side or other side of nanopore membrane, and nanoflakes spaced apart from each other and arranged in nanolayered structure.

HAN C, SU K J

Ceramic nanofiltration membrane comprises graphene oxide and polyethyleneimine are alternately coated on surface of ceramic nanofiltration membrane, where graphene oxide and polyethyleneimine allow carboxyl group and amine group to form covalent bond.

KOOK H, CHA M, KIM S, LEE M, PARK C, PARK C H, LEEMINJOO, KIM S Y