WO2018074767A3 - 역삼투막 보호층 형성용 조성물, 이를 이용한 역삼투막 제조방법, 역삼투막 및 수처리 모듈 - Google Patents

역삼투막 보호층 형성용 조성물, 이를 이용한 역삼투막 제조방법, 역삼투막 및 수처리 모듈 Download PDF

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Publication number
WO2018074767A3
WO2018074767A3 PCT/KR2017/010989 KR2017010989W WO2018074767A3 WO 2018074767 A3 WO2018074767 A3 WO 2018074767A3 KR 2017010989 W KR2017010989 W KR 2017010989W WO 2018074767 A3 WO2018074767 A3 WO 2018074767A3
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WO
WIPO (PCT)
Prior art keywords
reverse osmosis
osmosis membrane
composition
water treatment
protection layer
Prior art date
Application number
PCT/KR2017/010989
Other languages
English (en)
French (fr)
Other versions
WO2018074767A2 (ko
Inventor
이아영
박성경
신정규
곽봉주
Original Assignee
주식회사 엘지화학
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020170126158A external-priority patent/KR102002367B1/ko
Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to CN201780042996.4A priority Critical patent/CN109475824B/zh
Priority to EP17861884.9A priority patent/EP3479891B1/en
Priority to JP2018566579A priority patent/JP6729725B2/ja
Priority to US16/317,776 priority patent/US11577971B2/en
Publication of WO2018074767A2 publication Critical patent/WO2018074767A2/ko
Publication of WO2018074767A3 publication Critical patent/WO2018074767A3/ko

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1214—Chemically bonded layers, e.g. cross-linking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/38—Polyalkenylalcohols; Polyalkenylesters; Polyalkenylethers; Polyalkenylaldehydes; Polyalkenylketones; Polyalkenylacetals; Polyalkenylketals
    • B01D71/381—Polyvinylalcohol
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/52—Polyethers
    • B01D71/521—Aliphatic polyethers
    • B01D71/5211—Polyethylene glycol or polyethyleneoxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/52—Polyethers
    • B01D71/522—Aromatic polyethers
    • B01D71/5222—Polyetherketone, polyetheretherketone, or polyaryletherketone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/30—Cross-linking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/56—Polyamides, e.g. polyester-amides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

하기 화학식 1로 표시되고, 중량평균분자량이 500,000 내지 700,000인 물질을 포함하는 역삼투막 보호층 형성용 조성물, 이를 이용한 역삼투막 제조방법, 역삼투막, 수처리 모듈 및 수처리 장치를 제공한다. [화학식 1] (상기 화학식 1에 있어서, R1 및 R2는 서로 같거나 상이하고, 각각 독립적으로 수소; 중수소; 또는 치환 또는 비치환된 알킬기이며, n은 10,000 내지 20,000이다.)
PCT/KR2017/010989 2016-10-20 2017-09-29 역삼투막 보호층 형성용 조성물, 이를 이용한 역삼투막 제조방법, 역삼투막 및 수처리 모듈 WO2018074767A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201780042996.4A CN109475824B (zh) 2016-10-20 2017-09-29 用于形成反渗透膜保护层的组合物、使用其制备反渗透膜的方法、反渗透膜和水处理模块
EP17861884.9A EP3479891B1 (en) 2016-10-20 2017-09-29 Composition for forming reverse osmosis membrane protection layer, method for preparing reverse osmosis membrane using same, reverse osmosis membrane, and water treatment module
JP2018566579A JP6729725B2 (ja) 2016-10-20 2017-09-29 逆浸透膜保護層形成用組成物、これを用いた逆浸透膜の製造方法、逆浸透膜および水処理モジュール
US16/317,776 US11577971B2 (en) 2016-10-20 2017-09-29 Composition for forming reverse osmosis membrane protection layer, method for preparing reverse osmosis membrane using same, reverse osmosis membrane, and water treatment module

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2016-0136571 2016-10-20
KR20160136571 2016-10-20
KR1020170126158A KR102002367B1 (ko) 2016-10-20 2017-09-28 역삼투막 보호층 형성용 조성물, 이를 이용한 역삼투막 제조방법, 역삼투막 및 수처리 모듈
KR10-2017-0126158 2017-09-28

Publications (2)

Publication Number Publication Date
WO2018074767A2 WO2018074767A2 (ko) 2018-04-26
WO2018074767A3 true WO2018074767A3 (ko) 2018-08-09

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Application Number Title Priority Date Filing Date
PCT/KR2017/010989 WO2018074767A2 (ko) 2016-10-20 2017-09-29 역삼투막 보호층 형성용 조성물, 이를 이용한 역삼투막 제조방법, 역삼투막 및 수처리 모듈

Country Status (1)

Country Link
WO (1) WO2018074767A2 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102212128B1 (ko) 2018-05-10 2021-02-17 주식회사 엘지화학 역삼투막, 이의 제조방법 및 수처리 모듈
CN111054215A (zh) * 2018-10-16 2020-04-24 天津天元新材料科技有限公司 一种增强复合反渗透膜耐污染性的方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090220690A1 (en) * 2006-04-28 2009-09-03 Niu Q Jason Composite polyamide membrane with branched poly(alkylene oxide) modified surface
KR20130028850A (ko) * 2011-06-17 2013-03-20 주식회사 엘지화학 초친수성 보호층을 포함하는 역삼투막 및 이의 제조방법
JP5397772B2 (ja) * 2010-01-13 2014-01-22 独立行政法人物質・材料研究機構 高分子自立膜及びそれを使用した分離膜
KR20140034987A (ko) * 2012-09-11 2014-03-21 서울대학교산학협력단 탄소나노튜브를 이용한 역삼투막 및 이의 제조방법
KR20150078245A (ko) * 2013-12-30 2015-07-08 도레이케미칼 주식회사 이온 제거능이 우수한 중공사형 나노분리막 및 이의 제조방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090220690A1 (en) * 2006-04-28 2009-09-03 Niu Q Jason Composite polyamide membrane with branched poly(alkylene oxide) modified surface
JP5397772B2 (ja) * 2010-01-13 2014-01-22 独立行政法人物質・材料研究機構 高分子自立膜及びそれを使用した分離膜
KR20130028850A (ko) * 2011-06-17 2013-03-20 주식회사 엘지화학 초친수성 보호층을 포함하는 역삼투막 및 이의 제조방법
KR20140034987A (ko) * 2012-09-11 2014-03-21 서울대학교산학협력단 탄소나노튜브를 이용한 역삼투막 및 이의 제조방법
KR20150078245A (ko) * 2013-12-30 2015-07-08 도레이케미칼 주식회사 이온 제거능이 우수한 중공사형 나노분리막 및 이의 제조방법

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