KR102212128B1 - 역삼투막, 이의 제조방법 및 수처리 모듈 - Google Patents
역삼투막, 이의 제조방법 및 수처리 모듈 Download PDFInfo
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- KR102212128B1 KR102212128B1 KR1020180053731A KR20180053731A KR102212128B1 KR 102212128 B1 KR102212128 B1 KR 102212128B1 KR 1020180053731 A KR1020180053731 A KR 1020180053731A KR 20180053731 A KR20180053731 A KR 20180053731A KR 102212128 B1 KR102212128 B1 KR 102212128B1
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- 239000012528 membrane Substances 0.000 title claims abstract description 107
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 107
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims description 17
- 229920002492 poly(sulfone) Polymers 0.000 claims abstract description 85
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 229920000642 polymer Polymers 0.000 claims description 25
- 239000004745 nonwoven fabric Substances 0.000 claims description 21
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- 239000000523 sample Substances 0.000 claims description 5
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- 239000000243 solution Substances 0.000 description 31
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- 230000000052 comparative effect Effects 0.000 description 18
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- 230000007547 defect Effects 0.000 description 10
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 9
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 description 8
- 238000012695 Interfacial polymerization Methods 0.000 description 7
- UWCPYKQBIPYOLX-UHFFFAOYSA-N benzene-1,3,5-tricarbonyl chloride Chemical compound ClC(=O)C1=CC(C(Cl)=O)=CC(C(Cl)=O)=C1 UWCPYKQBIPYOLX-UHFFFAOYSA-N 0.000 description 7
- 229940018564 m-phenylenediamine Drugs 0.000 description 6
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- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- 238000005266 casting Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
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- 238000005096 rolling process Methods 0.000 description 4
- 239000013535 sea water Substances 0.000 description 4
- CNPVJWYWYZMPDS-UHFFFAOYSA-N 2-methyldecane Chemical compound CCCCCCCCC(C)C CNPVJWYWYZMPDS-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
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- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 230000003204 osmotic effect Effects 0.000 description 3
- 239000002861 polymer material Substances 0.000 description 3
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- 150000003839 salts Chemical class 0.000 description 3
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- ZWUBBMDHSZDNTA-UHFFFAOYSA-N 4-Chloro-meta-phenylenediamine Chemical compound NC1=CC=C(Cl)C(N)=C1 ZWUBBMDHSZDNTA-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
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- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical compound [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 description 1
- 229940044174 4-phenylenediamine Drugs 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- JSYBAZQQYCNZJE-UHFFFAOYSA-N benzene-1,2,4-triamine Chemical compound NC1=CC=C(N)C(N)=C1 JSYBAZQQYCNZJE-UHFFFAOYSA-N 0.000 description 1
- FDQSRULYDNDXQB-UHFFFAOYSA-N benzene-1,3-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC(C(Cl)=O)=C1 FDQSRULYDNDXQB-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 125000005647 linker group Chemical group 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920001955 polyphenylene ether Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- 125000001424 substituent group Chemical group 0.000 description 1
- 125000001174 sulfone group Chemical group 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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- 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
- 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
- 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
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- 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
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
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- 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
-
- 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
-
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/1213—Laminated layers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
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- B01D69/12—Composite membranes; Ultra-thin membranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01D71/06—Organic material
- B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
- B01D71/68—Polysulfones; Polyethersulfones
-
- 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
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
도 2는 본 명세서의 일 실시상태에 따른 수처리 모듈을 도시한 것이다.
도 3은 본 명세서의 일 실시상태에 따른 역삼투막의 압축탄성률을 구하는 그래프를 도시한 것이다.
지지체(부직포) 두께(μm) | 폴리설폰층 두께(μm) | 폴리설폰 함량(중량%) | |
실시예 1 | 94 | 33 | 16 |
실시예 2 | 94 | 60 | 16 |
실시예 3 | 94 | 70 | 16 |
실시예 4 | 94 | 35 | 18 |
비교예 1 | 91 | - | - |
비교예 2 | 90 | - | - |
비교예 3 | 92 | - | - |
비교예 4 | 96 | - | - |
비교예 5 | 90 | 24 | 14 |
비교예 6 | 90 | 20 | 14 |
압축탄성률(MPa) | |
실시예 1 | 21.1 |
실시예 2 | 23.2 |
실시예 3 | 25.3 |
실시예 4 | 27.0 |
비교예 1 | 19.3 |
비교예 2 | 18.0 |
비교예 3 | 19.8 |
비교예 4 | 17.5 |
비교예 5 | 17.0 |
비교예 6 | 16.5 |
20: 공급 스페이서
30: 트리코트 여과수로
40: 튜브
100: 지지체
200: 폴리설폰층
300: 활성층
400: 염수
500: 정제수
600: 농축수
700: 지지층
t: 역삼투막의 Z축 방향(두께 방향)
Claims (8)
- 지지체 및 폴리설폰층을 포함하는 지지층; 및 활성층을 포함하고,
압축탄성률이 21.1 내지 27 MPa인 역삼투막. - 청구항 1에 있어서, 상기 지지체는 부직포를 포함하는 것인 역삼투막.
- 청구항 1에 있어서, 상기 지지체의 두께는 90 내지 120μm이고, 상기 폴리설폰층의 두께는 25 내지 80μm인 역삼투막.
- 청구항 1에 있어서, 상기 폴리설폰층은 폴리설폰이 포함된 고분자 용액으로 형성되며, 상기 폴리설폰이 포함된 고분자 용액에 포함되는 폴리설폰 함량은 상기 폴리설폰이 포함된 고분자 용액 총 중량을 기준으로 15 내지 20 중량%인 것인 역삼투막.
- 청구항 1에 있어서, 상기 압축탄성률은 만능물성분석기(Texture analyzer)를 이용하여, 원형 탐침(probe) 직경(D) 5mm, 압축 속도 0.1mm/sec, 25℃의 조건에서 측정된 변형도 및 응력을 이용하여, 하기 계산식에 의해 계산되는 것인 역삼투막:
[계산식]
상기 계산식에 있어서,
F=상기 만능물성분석기(Text analyzer)에서 가해진 힘(Force, gf),
A=(mm2),
L=상기 만능물성분석기가 힘을 가한 후의 역삼투막의 두께(Length, mm),
Lo=상기 만능물성분석기가 힘을 가하기 전 역삼투막의 두께(Initial length, mm)이다. - 삭제
- 청구항 1 내지 5 중 어느 한 항에 따른 상기 역삼투막을 하나 이상 포함하는 수처리 모듈.
- 지지체 및 폴리설폰층을 포함하는 지지층을 형성하는 단계; 및
상기 지지층 상에 활성층을 형성하는 단계를 포함하는 청구항 1 내지 5 중 어느 한 항에 따른 역삼투막의 제조방법.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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KR1020180053731A KR102212128B1 (ko) | 2018-05-10 | 2018-05-10 | 역삼투막, 이의 제조방법 및 수처리 모듈 |
JP2020542325A JP7009707B2 (ja) | 2018-05-10 | 2019-05-09 | 逆浸透膜、その製造方法および水処理モジュール |
EP19799543.4A EP3689442A4 (en) | 2018-05-10 | 2019-05-09 | REVERSE OSMOSIS MEMBRANE, ITS MANUFACTURING PROCESS AND WATER TREATMENT MODULE |
CN201980013233.6A CN111712317B (zh) | 2018-05-10 | 2019-05-09 | 反渗透膜、其制造方法及水处理模块 |
PCT/KR2019/005540 WO2019216656A1 (ko) | 2018-05-10 | 2019-05-09 | 역삼투막, 이의 제조방법 및 수처리 모듈 |
US16/971,417 US11883785B2 (en) | 2018-05-10 | 2019-05-09 | Reverse osmosis membrane, manufacturing method therefor, and water treatment module |
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KR20190129296A KR20190129296A (ko) | 2019-11-20 |
KR102212128B1 true KR102212128B1 (ko) | 2021-02-17 |
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US (1) | US11883785B2 (ko) |
EP (1) | EP3689442A4 (ko) |
JP (1) | JP7009707B2 (ko) |
KR (1) | KR102212128B1 (ko) |
CN (1) | CN111712317B (ko) |
WO (1) | WO2019216656A1 (ko) |
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CN112473391A (zh) * | 2020-12-23 | 2021-03-12 | 安徽昂可特膜科技有限公司 | 一种反渗透膜缺陷的修复方法 |
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WO2019216656A1 (ko) | 2019-11-14 |
US20210001279A1 (en) | 2021-01-07 |
JP7009707B2 (ja) | 2022-01-26 |
US11883785B2 (en) | 2024-01-30 |
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