KR100444126B1 - 안티파울링 특성이 우수한 역삼투 분리막 및 그 제조방법 - Google Patents
안티파울링 특성이 우수한 역삼투 분리막 및 그 제조방법 Download PDFInfo
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- KR100444126B1 KR100444126B1 KR10-2001-0041423A KR20010041423A KR100444126B1 KR 100444126 B1 KR100444126 B1 KR 100444126B1 KR 20010041423 A KR20010041423 A KR 20010041423A KR 100444126 B1 KR100444126 B1 KR 100444126B1
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- reverse osmosis
- aqueous solution
- osmosis membrane
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- 239000012528 membrane Substances 0.000 title claims abstract description 45
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000003373 anti-fouling effect Effects 0.000 title claims abstract description 9
- 229910010413 TiO 2 Inorganic materials 0.000 claims abstract description 63
- 239000007864 aqueous solution Substances 0.000 claims abstract description 29
- 239000002245 particle Substances 0.000 claims abstract description 28
- 239000006185 dispersion Substances 0.000 claims abstract description 15
- 239000002105 nanoparticle Substances 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 230000002378 acidificating effect Effects 0.000 claims abstract 3
- 150000003609 titanium compounds Chemical class 0.000 claims description 8
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 229920002647 polyamide Polymers 0.000 claims description 6
- 239000004952 Polyamide Substances 0.000 claims description 5
- 230000003301 hydrolyzing effect Effects 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 4
- 150000004706 metal oxides Chemical class 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- 239000012670 alkaline solution Substances 0.000 claims 1
- 238000012216 screening Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 9
- 244000005700 microbiome Species 0.000 abstract description 8
- 230000007062 hydrolysis Effects 0.000 abstract description 4
- 238000006460 hydrolysis reaction Methods 0.000 abstract description 4
- 230000001699 photocatalysis Effects 0.000 abstract description 4
- 239000005416 organic matter Substances 0.000 abstract description 2
- -1 titanic acid compound Chemical class 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 9
- 239000002131 composite material Substances 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 230000000845 anti-microbial effect Effects 0.000 description 3
- 238000011534 incubation Methods 0.000 description 3
- 230000000813 microbial effect Effects 0.000 description 3
- 239000011941 photocatalyst Substances 0.000 description 3
- LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 description 3
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 229910020366 ClO 4 Inorganic materials 0.000 description 2
- 241000588724 Escherichia coli Species 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 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 2
- 239000006227 byproduct Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229940018564 m-phenylenediamine Drugs 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229920001817 Agar Polymers 0.000 description 1
- 229910016870 Fe(NO3)3-9H2O Inorganic materials 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 238000012695 Interfacial polymerization Methods 0.000 description 1
- 229910016001 MoSe Inorganic materials 0.000 description 1
- 229910002367 SrTiO Inorganic materials 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000011260 aqueous acid Substances 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 231100000676 disease causative agent Toxicity 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 230000000855 fungicidal effect Effects 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052809 inorganic oxide Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000013032 photocatalytic reaction Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000005336 safety glass Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000001338 self-assembly Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000004627 transmission electron microscopy Methods 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 238000000870 ultraviolet spectroscopy Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- 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
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/08—Prevention of membrane fouling or of concentration polarisation
-
- 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
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- 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
- B01D69/14—Dynamic membranes
- B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
- B01D69/1411—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes containing dispersed material in a continuous matrix
- B01D69/14111—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes containing dispersed material in a continuous matrix with nanoscale dispersed material, e.g. nanoparticles
-
- 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
- B01D69/14—Dynamic membranes
- B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
- B01D69/148—Organic/inorganic mixed matrix 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
- B01D71/02—Inorganic material
- B01D71/022—Metals
-
- 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
- B01D71/02—Inorganic material
- B01D71/024—Oxides
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2218—Synthetic macromolecular compounds
- C08J5/2256—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions other than those involving carbon-to-carbon bonds, e.g. obtained by polycondensation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2287—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/12—Specific ratios of components used
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/15—Use of additives
- B01D2323/218—Additive materials
- B01D2323/2181—Inorganic additives
- B01D2323/21813—Metal oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/46—Impregnation
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Water Supply & Treatment (AREA)
- Nanotechnology (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Catalysts (AREA)
Abstract
Description
Claims (7)
- 티탄 화합물을 pH 0.5~3의 산성 수용액에서 가수분해시켜 나노크기의 TiO2입자를 포함하는 수용액을 제조하는 단계; 제조된 TiO2입자를 포함하는 수용액을 pH 1~6의 산 수용액 또는 pH 9~13의 알카리 수용액에 분산시켜 안정한 TiO2분산액을 제조하는 단계; 및 상기 분산액에 폴리아마이드 역삼투 분리막을 침지시켜 TiO2를 분리막에 도입시키는 단계를 포함하는 안티파울링 특성이 우수한 역삼투 분리막의 제조방법.
- 삭제
- 제 1항에 있어서, 티탄 화합물은 TiCl4, Ti[0CH(CH3)2]4, TiOSO4및 TiOCl2로 이루어진 군에서 선택된 어느 하나인 것을 특징으로 하는 상기 안티파울링 특성이 우수한 역삼투 분리막의 제조방법.
- 제 1항에 있어서, 티탄 화합물을 가수분해시켜 제조된 TiO2입자를 포함하는 수용액에 금속산화물인 수산화리튬 0.01~1.0 중량%를 추가로 첨가하는 것을 특징으로 하는 상기 안티파울링 특성이 우수한 역삼투 분리막의 제조방법.
- 삭제
- 삭제
- 티탄 화합물을 pH 0.5~3의 산성 수용액에서 가수분해시켜 나노크기의 TiO2입자를 포함하는 수용액을 제조하는 단계; 제조된 TiO2입자를 포함하는 수용액에서 TiO2를 분리 건조시켜 분말의 TiO2입자를 선별하는 단계; 상기 TiO2입자 분말을 pH 1~6의 산 수용액 또는 pH 9~13의 알카리 수용액에 첨가 분산시켜 안정한 TiO2분산액을 얻는 단계; 및 상기 분산액에 폴리아마이드 역삼투 분리막을 침지시켜 TiO2를 분리막에 도입시키는 단계를 포함하는 안티파울링 특성이 우수한 역삼투 분리막의 제조방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0041423A KR100444126B1 (ko) | 2001-07-11 | 2001-07-11 | 안티파울링 특성이 우수한 역삼투 분리막 및 그 제조방법 |
TW090119208A TWI232131B (en) | 2001-07-11 | 2001-08-07 | Reverse osmosis membrane having excellent anti-fouling property and method for manufacturing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2001-0041423A KR100444126B1 (ko) | 2001-07-11 | 2001-07-11 | 안티파울링 특성이 우수한 역삼투 분리막 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20030005931A KR20030005931A (ko) | 2003-01-23 |
KR100444126B1 true KR100444126B1 (ko) | 2004-08-09 |
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KR10-2001-0041423A KR100444126B1 (ko) | 2001-07-11 | 2001-07-11 | 안티파울링 특성이 우수한 역삼투 분리막 및 그 제조방법 |
Country Status (2)
Country | Link |
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KR (1) | KR100444126B1 (ko) |
TW (1) | TWI232131B (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105597558A (zh) * | 2015-09-29 | 2016-05-25 | 浙江理工大学 | 一种具有催化降解功能的复合纳滤膜及其制备方法、应用 |
WO2021054562A1 (ko) * | 2019-09-20 | 2021-03-25 | 주식회사 알이디 | 대드존이 제어되는 막증류 장치 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100626321B1 (ko) * | 2005-07-26 | 2006-09-20 | (주)씨엔디환경 | 오염도가 낮은 분리막 및 그것의 제조방법 |
CN102824856B (zh) * | 2012-08-31 | 2015-07-08 | 北京工业大学 | 一种自组装技术原位生成无机纳米粒子杂化膜的制备方法 |
KR101687667B1 (ko) * | 2014-10-17 | 2016-12-20 | 도레이케미칼 주식회사 | 안티바이오파울링-fo막 개질제, 안티바이오파울링-fo막 및 이의 제조방법 |
-
2001
- 2001-07-11 KR KR10-2001-0041423A patent/KR100444126B1/ko active IP Right Grant
- 2001-08-07 TW TW090119208A patent/TWI232131B/zh not_active IP Right Cessation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105597558A (zh) * | 2015-09-29 | 2016-05-25 | 浙江理工大学 | 一种具有催化降解功能的复合纳滤膜及其制备方法、应用 |
CN105597558B (zh) * | 2015-09-29 | 2018-11-13 | 浙江理工大学 | 一种具有催化降解功能的复合纳滤膜及其制备方法、应用 |
WO2021054562A1 (ko) * | 2019-09-20 | 2021-03-25 | 주식회사 알이디 | 대드존이 제어되는 막증류 장치 |
Also Published As
Publication number | Publication date |
---|---|
TWI232131B (en) | 2005-05-11 |
KR20030005931A (ko) | 2003-01-23 |
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