国家/地区 韩国（7） 世界知识产权组织（2）
IPC部 B（7）
IPC大类 B01（7） C02（5） C09（2）
IPC小类 B01D（7）
IPC B01D071/02（3） B01D039/20（2） B01D065/08（2）
B01D067/00（2） B01D071/34（2） C02F001/00（2）
C02F001/44（2）
发明人 LEE J（7）
公开年 2022（2） 2023（2）
申请年 2019（2）  2021（2）  2022（2） 
专利权人 STANDARD GRA.（2）

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

Manufacturing antibacterial regeneration filter comprises preparing filament for 3D printing by cutting and extruding waste polymer, 3D printing filament to produce output in form of fabric, applying adhesive to surface, and coating.

PARK J B, UK L J, HAN J, LEE J, BUM L H

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

Method for manufacturing an inverse opal structure membrane filter for water purification system, involves preparing a mixed solution by mixing nanoparticle dispersion solution and a sacrificial particle dispersion solution; applying the mixed solution onto a substrate to dry it and heat-treating.

SUH S, CHOI J, KIM J, LEE J, CHOI J H, LEE J M, KIM H J, HAN G S, JUNG H S, JEONG H, HAN G, SANG L J, SHIN L H, SEO S

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

Filter useful in system for purifying water, comprises reduced graphene oxide layer.

LEE J, KIM G, LEE W, LEE M, LEE J H, KIM G S, LEE W J, LEE M S