Title:
WATER TREATMENT SEPARATION MEMBRANE, WATER TREATMENT MODULE COMPRISING SAME, AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/013562
Kind Code:
A1
Abstract:
The present invention relates to a water treatment separation membrane, a water treatment module comprising same, and a manufacturing method therefor, the water treatment separation membrane comprising: a porous support; and a polyamide active layer containing chlorine on a surface, wherein the CIE L*a*b* color coordinate values after storage at 25-80°C for 30 days satisfy equations 1 to 3 of the present invention.
Inventors:
BYUN EUNKYOUNG (KR)
LEE YOUNGJU (KR)
JEON HYUNGJOON (KR)
SHIN YOUNG JUN (KR)
SHIN CHONG KYU (KR)
LEE YOUNGJU (KR)
JEON HYUNGJOON (KR)
SHIN YOUNG JUN (KR)
SHIN CHONG KYU (KR)
Application Number:
PCT/KR2019/008408
Publication Date:
January 16, 2020
Filing Date:
July 09, 2019
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
B01D71/56; B01D67/00; B01D69/10; C02F1/44
Foreign References:
| KR20170100851A | 2017-09-05 | |||
| KR20150076123A | 2015-07-06 | |||
| KR20170047114A | 2017-05-04 | |||
| KR20180036295A | 2018-04-09 | |||
| KR20180124525A | 2018-11-21 | |||
| KR20180079514A | 2018-07-11 |
Other References:
See also references of EP 3702020A4
Attorney, Agent or Firm:
CHUNG, Soon-Sung (KR)
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