WO2011136465A3 - 해수담수용 정삼투막 및 그 제조방법 - Google Patents

해수담수용 정삼투막 및 그 제조방법 Download PDF

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WO2011136465A3
WO2011136465A3 PCT/KR2011/000856 KR2011000856W WO2011136465A3 WO 2011136465 A3 WO2011136465 A3 WO 2011136465A3 KR 2011000856 W KR2011000856 W KR 2011000856W WO 2011136465 A3 WO2011136465 A3 WO 2011136465A3
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Prior art keywords
forward osmosis
osmosis membrane
seawater desalination
membrane
manufacturing same
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PCT/KR2011/000856
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English (en)
French (fr)
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WO2011136465A4 (ko
WO2011136465A2 (ko
Inventor
지성대
차봉준
이종화
김두리
임수정
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웅진케미칼 주식회사
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Priority claimed from KR1020100040485A external-priority patent/KR101308357B1/ko
Priority claimed from KR1020100067960A external-priority patent/KR101258431B1/ko
Priority claimed from KR1020100109646A external-priority patent/KR101305941B1/ko
Priority claimed from KR1020100129340A external-priority patent/KR101317640B1/ko
Priority to US13/138,284 priority Critical patent/US9248410B2/en
Priority to NO20121051A priority patent/NO346294B1/no
Priority to CN201180001072.2A priority patent/CN102665882B/zh
Priority to GB1215503.2A priority patent/GB2492677B/en
Priority to JP2012512984A priority patent/JP5596784B2/ja
Application filed by 웅진케미칼 주식회사 filed Critical 웅진케미칼 주식회사
Publication of WO2011136465A2 publication Critical patent/WO2011136465A2/ko
Publication of WO2011136465A3 publication Critical patent/WO2011136465A3/ko
Publication of WO2011136465A4 publication Critical patent/WO2011136465A4/ko
Priority to US14/582,551 priority patent/US9839879B2/en

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    • 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
    • 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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0006—Organic membrane manufacture by chemical reactions
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • B01D69/1071—Woven, non-woven or net mesh
    • 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
    • B01D69/1213—Laminated layers
    • 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
    • B01D69/1216—Three or more layers
    • 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
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • B01D69/1251—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction by interfacial polymerisation
    • 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
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/14—Esters of organic acids
    • B01D71/16—Cellulose acetate
    • 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
    • B01D71/38—Polyalkenylalcohols; Polyalkenylesters; Polyalkenylethers; Polyalkenylaldehydes; Polyalkenylketones; Polyalkenylacetals; Polyalkenylketals
    • B01D71/383—Polyvinylacetates
    • 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
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/401—Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
    • B01D71/4011—Polymethylmethacrylate
    • 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
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
    • B01D71/421—Polyacrylonitrile
    • 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
    • B01D71/44—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups B01D71/26-B01D71/42
    • B01D71/441—Polyvinylpyrrolidone
    • 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
    • B01D71/56—Polyamides, e.g. polyester-amides
    • 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
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/60—Polyamines
    • 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
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • B01D2325/0231—Dense layers being placed on the outer side of the cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/026—Sponge structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/36—Hydrophilic membranes

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Water Supply & Treatment (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

본 발명은 해수담수용 정삼투막 및 그 제조방법에 관한 것이다. 본 발명의 정삼투막은 부직포층; 친수성 고분자층; 및 폴리아미드층;으로 이루어진 복합막 구조로서, 상기 부직포층에 형성된 친수성 고분자층에 의해 막을 통해 원수부에서 유도용액으로 원활히 물이 유입되어, 삼투방향으로의 높은 수투과성 및 유량이 향상되고, 상기 폴리아미드층에 의해 내오염성 및 내화학성이 확보되는 동시에 역삼투 방향으로 유도용액의 용질이 역 확산성이 최소화되어 고농도의 해수담수용으로 유용하게 활용될 수 있다.
PCT/KR2011/000856 2010-04-30 2011-02-09 해수담수용 정삼투막 및 그 제조방법 WO2011136465A2 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US13/138,284 US9248410B2 (en) 2010-04-30 2011-02-09 Forward osmosis membrane for seawater desalination and method for preparing the same
NO20121051A NO346294B1 (no) 2010-04-30 2011-02-09 Foroverrettet osmosemembran for sjøvannavsalting, og fremgangsmåte for produksjon av denne
CN201180001072.2A CN102665882B (zh) 2010-04-30 2011-02-09 用于海水脱盐的正渗透膜及其制备方法
GB1215503.2A GB2492677B (en) 2010-04-30 2011-02-09 Forward osmosis membrane for seawater desalination, and method for manufacturing same
JP2012512984A JP5596784B2 (ja) 2010-04-30 2011-02-09 海水淡水用正浸透膜及びその製造方法
US14/582,551 US9839879B2 (en) 2010-04-30 2014-12-24 Forward osmosis membrane for seawater desalination and method for preparing the same

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
KR1020100040485A KR101308357B1 (ko) 2010-04-30 2010-04-30 해수담수용 정삼투막 및 그 제조방법
KR10-2010-0040485 2010-04-30
KR1020100067960A KR101258431B1 (ko) 2010-07-14 2010-07-14 고유량 정삼투 분리막 및 그 제조방법
KR10-2010-0067960 2010-07-14
KR1020100109646A KR101305941B1 (ko) 2010-11-05 2010-11-05 해수담수용 고유량 정삼투막 및 그 제조방법
KR10-2010-0109646 2010-11-05
KR1020100129340A KR101317640B1 (ko) 2010-12-16 2010-12-16 해수담수용 정삼투막 및 그 제조방법
KR10-2010-0129340 2010-12-16

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/138,284 A-371-Of-International US9248410B2 (en) 2010-04-30 2011-02-09 Forward osmosis membrane for seawater desalination and method for preparing the same
US14/582,551 Continuation-In-Part US9839879B2 (en) 2010-04-30 2014-12-24 Forward osmosis membrane for seawater desalination and method for preparing the same

Publications (3)

Publication Number Publication Date
WO2011136465A2 WO2011136465A2 (ko) 2011-11-03
WO2011136465A3 true WO2011136465A3 (ko) 2011-12-22
WO2011136465A4 WO2011136465A4 (ko) 2012-03-01

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Country Status (6)

Country Link
US (1) US9248410B2 (ko)
JP (1) JP5596784B2 (ko)
CN (1) CN102665882B (ko)
GB (1) GB2492677B (ko)
NO (1) NO346294B1 (ko)
WO (1) WO2011136465A2 (ko)

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