SUPER-HYDROPHILIC SURFACE TREATMENT METHOD FOR FILTER MEDIUM, SUPER-HYDROPHILIC OIL/WATER-SEPARATING FILTER USING SAME, AND MANUFACTURING METHOD THEREFOR

Title:

SUPER-HYDROPHILIC SURFACE TREATMENT METHOD FOR FILTER MEDIUM, SUPER-HYDROPHILIC OIL/WATER-SEPARATING FILTER USING SAME, AND MANUFACTURING METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2022/086179

Kind Code:

A1

Abstract:

A super-hydrophilic surface treatment method for a filter medium of an oil/water-separating filter, according to the present invention, comprises the steps of: preparing a filter medium or a filtration filter comprising the filter medium, by using a polymer substrate or a metal substrate; and forming a hydrophilic coating layer on the filter medium or the filtration filter comprising the filter medium, by inter-cross-linking bisacrylamide (N,N-methylenebisacrylamide).

More Like This:

WO/2019/146910	FILTER FOR WATER PURIFICATION DEVICE AND WATER PURIFICATION DEVICE INCLUDING THE SAME
WO/2004/052499	METHOD FOR FILTERING PERNICIOUS NON-GASEOUS CONTAMINANTS FROM AIRAND BENIGN GASES

Inventors:

HWANG WOONBONG (KR)
KIM SEONGMIN (KR)

Application Number:

PCT/KR2021/014728

Publication Date:

April 28, 2022

Filing Date:

October 20, 2021

Export Citation:

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Assignee:

POSTECH RES & BUSINESS DEV FOUND (KR)

International Classes:

B01D39/14; B01D17/02; B01D39/10; B01D39/16; B01D67/00; B01D71/02; B01D71/06

Foreign References:

CN102029079A	2011-04-27
CN102000517B	2013-07-03
CN104841288A	2015-08-19
CN100575374C	2009-12-30
CN101531762A	2009-09-16

Attorney, Agent or Firm:

YOU ME PATENT AND LAW FIRM (KR)

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