KR100477587B1 - 폴리아미드계 복합소재 분리막 제조방법 - Google Patents
폴리아미드계 복합소재 분리막 제조방법 Download PDFInfo
- Publication number
- KR100477587B1 KR100477587B1 KR10-1998-0047833A KR19980047833A KR100477587B1 KR 100477587 B1 KR100477587 B1 KR 100477587B1 KR 19980047833 A KR19980047833 A KR 19980047833A KR 100477587 B1 KR100477587 B1 KR 100477587B1
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- KR
- South Korea
- Prior art keywords
- polyfunctional
- amine
- composite membrane
- solvent
- polyamide
- Prior art date
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- 239000012528 membrane Substances 0.000 title claims abstract description 46
- 239000002131 composite material Substances 0.000 title claims abstract description 23
- 229920002647 polyamide Polymers 0.000 title claims abstract description 14
- 239000004952 Polyamide Substances 0.000 title claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 7
- 150000001412 amines Chemical class 0.000 claims abstract description 40
- 239000000243 solution Substances 0.000 claims abstract description 27
- 239000007864 aqueous solution Substances 0.000 claims abstract description 16
- 239000003586 protic polar solvent Substances 0.000 claims abstract description 14
- 239000003880 polar aprotic solvent Substances 0.000 claims abstract description 6
- 239000012948 isocyanate Substances 0.000 claims abstract description 3
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 3
- 238000000926 separation method Methods 0.000 claims abstract description 3
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical compound ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 18
- -1 amine acyl chloride Chemical class 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 16
- 239000000412 dendrimer Substances 0.000 claims description 13
- 229920000736 dendritic polymer Polymers 0.000 claims description 13
- 125000003118 aryl group Chemical group 0.000 claims description 12
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical group NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 claims description 10
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 9
- 150000004985 diamines Chemical class 0.000 claims description 9
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical group CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 7
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 4
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 claims description 4
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 claims description 4
- LOWMYOWHQMKBTM-UHFFFAOYSA-N 1-butylsulfinylbutane Chemical compound CCCCS(=O)CCCC LOWMYOWHQMKBTM-UHFFFAOYSA-N 0.000 claims description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 2
- ALQSHHUCVQOPAS-UHFFFAOYSA-N Pentane-1,5-diol Chemical compound OCCCCCO ALQSHHUCVQOPAS-UHFFFAOYSA-N 0.000 claims description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 2
- 150000001408 amides Chemical class 0.000 claims description 2
- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 claims description 2
- XCIXKGXIYUWCLL-UHFFFAOYSA-N cyclopentanol Chemical compound OC1CCCC1 XCIXKGXIYUWCLL-UHFFFAOYSA-N 0.000 claims description 2
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- RTWNYYOXLSILQN-UHFFFAOYSA-N methanediamine Chemical compound NCN RTWNYYOXLSILQN-UHFFFAOYSA-N 0.000 claims 4
- 239000012046 mixed solvent Substances 0.000 claims 2
- KQNPFQTWMSNSAP-UHFFFAOYSA-N isobutyric acid Chemical compound CC(C)C(O)=O KQNPFQTWMSNSAP-UHFFFAOYSA-N 0.000 claims 1
- 238000006116 polymerization reaction Methods 0.000 claims 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims 1
- 238000001223 reverse osmosis Methods 0.000 abstract description 11
- 239000000203 mixture Substances 0.000 abstract description 10
- 150000003839 salts Chemical class 0.000 abstract description 10
- 238000012695 Interfacial polymerization Methods 0.000 abstract description 9
- 230000000704 physical effect Effects 0.000 abstract description 9
- 150000001263 acyl chlorides Chemical class 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- 239000010410 layer Substances 0.000 description 17
- 239000002904 solvent Substances 0.000 description 13
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 12
- 150000003512 tertiary amines Chemical class 0.000 description 11
- 229920002492 poly(sulfone) Polymers 0.000 description 9
- 150000003141 primary amines Chemical group 0.000 description 9
- 239000000758 substrate Substances 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 238000010612 desalination reaction Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 229940018564 m-phenylenediamine Drugs 0.000 description 5
- 239000013535 sea water Substances 0.000 description 5
- 229920002873 Polyethylenimine Polymers 0.000 description 4
- 239000000370 acceptor Substances 0.000 description 4
- 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 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 150000001266 acyl halides Chemical group 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 239000002798 polar solvent Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- HFACYLZERDEVSX-UHFFFAOYSA-N benzidine Chemical compound C1=CC(N)=CC=C1C1=CC=C(N)C=C1 HFACYLZERDEVSX-UHFFFAOYSA-N 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 150000003335 secondary amines Chemical class 0.000 description 2
- XFNJVJPLKCPIBV-UHFFFAOYSA-N trimethylenediamine Chemical compound NCCCN XFNJVJPLKCPIBV-UHFFFAOYSA-N 0.000 description 2
- XBTRYWRVOBZSGM-UHFFFAOYSA-N (4-methylphenyl)methanediamine Chemical compound CC1=CC=C(C(N)N)C=C1 XBTRYWRVOBZSGM-UHFFFAOYSA-N 0.000 description 1
- BOSAWIQFTJIYIS-UHFFFAOYSA-N 1,1,1-trichloro-2,2,2-trifluoroethane Chemical compound FC(F)(F)C(Cl)(Cl)Cl BOSAWIQFTJIYIS-UHFFFAOYSA-N 0.000 description 1
- AJDIZQLSFPQPEY-UHFFFAOYSA-N 1,1,2-Trichlorotrifluoroethane Chemical compound FC(F)(Cl)C(F)(Cl)Cl AJDIZQLSFPQPEY-UHFFFAOYSA-N 0.000 description 1
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 description 1
- VBNWSEVVMYMVLC-UHFFFAOYSA-N 1-(4-methylphenyl)sulfonylaziridine Chemical compound C1=CC(C)=CC=C1S(=O)(=O)N1CC1 VBNWSEVVMYMVLC-UHFFFAOYSA-N 0.000 description 1
- HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 description 1
- HHSBHVJQXZLIRW-UHFFFAOYSA-N 3-n,3-n-dimethylbenzene-1,3-diamine Chemical compound CN(C)C1=CC=CC(N)=C1 HHSBHVJQXZLIRW-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
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical class OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- NEAPKZHDYMQZCB-UHFFFAOYSA-N N-[2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]ethyl]-2-oxo-3H-1,3-benzoxazole-6-carboxamide Chemical compound C1CN(CCN1CCNC(=O)C2=CC3=C(C=C2)NC(=O)O3)C4=CN=C(N=C4)NC5CC6=CC=CC=C6C5 NEAPKZHDYMQZCB-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 229910000318 alkali metal phosphate Inorganic materials 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 150000004984 aromatic diamines Chemical class 0.000 description 1
- 229920003235 aromatic polyamide Polymers 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
- 238000009835 boiling Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- YMHQVDAATAEZLO-UHFFFAOYSA-N cyclohexane-1,1-diamine Chemical class NC1(N)CCCCC1 YMHQVDAATAEZLO-UHFFFAOYSA-N 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005881 detosylation reaction Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- MHIBEGOZTWERHF-UHFFFAOYSA-N heptane-1,1-diol Chemical compound CCCCCCC(O)O MHIBEGOZTWERHF-UHFFFAOYSA-N 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010406 interfacial reaction Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000012454 non-polar solvent Substances 0.000 description 1
- OEIJHBUUFURJLI-UHFFFAOYSA-N octane-1,8-diol Chemical compound OCCCCCCCCO OEIJHBUUFURJLI-UHFFFAOYSA-N 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 150000004885 piperazines Chemical class 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 150000003462 sulfoxides Chemical class 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 229940066771 systemic antihistamines piperazine derivative Drugs 0.000 description 1
- LXEJRKJRKIFVNY-UHFFFAOYSA-N terephthaloyl chloride Chemical compound ClC(=O)C1=CC=C(C(Cl)=O)C=C1 LXEJRKJRKIFVNY-UHFFFAOYSA-N 0.000 description 1
- ISXOBTBCNRIIQO-UHFFFAOYSA-N tetrahydrothiophene 1-oxide Chemical compound O=S1CCCC1 ISXOBTBCNRIIQO-UHFFFAOYSA-N 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
Classifications
-
- 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
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
-
- 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
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/1213—Laminated layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- 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
- 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
-
- 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
- B01D2323/219—Specific solvent system
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
Abstract
Description
Claims (6)
- 미세다공성 지지층을 다관능성 아민 수용액에 침지한 후 잉여의 수용액을 제거한 그 표면에 다관능성 아민 아실클로라이드, 다관능성 술포닐클로라이드 또는 다관능성 이소시아네이트 중에서 선택된 아민반응성 화합물이 용해된 유기용액을 접촉시켜 계면중합을 실시하여 폴리아미드계 복합소재 분리막 제조방법에 있어서, 다관능성 아민 수용액에 극성프로틱 용매 및 극성프로틱 용매의 혼합용매 0.01~10중량%; 및 상기 다관능성 아민으로서 방향족 1급 디아민, 상기 방향족 1급 디아민의 유도체, 덴드리머 아민류, 알칸 1급 디아민, 시클로알리파틱 디아민, 방향족 2급 디아민 및 크시릴린 디아민으로 이루어진 군에서 선택된 2종 이상의 혼합형태 0.1~20중량%가 함유된 것을 특징으로 하는 폴리아미드계 복합소재 분리막 제조방법.
- 제1항에 있어서, 상기 덴드리머 아민류가 하기 화학식 1로 표시되는 화합물 또는 하기 화학식 2로 표시되는 화합물인 것을 특징으로 하는 상기 폴리아미드계 복합소재 분리막 제조방법.화학식 1화학식 2
- 제1항에 있어서, 상기 방향족 1급 디아민이 메타페닐렌디아민인 것을 특징으로 하는 상기 폴리아미드계 복합소재 분리막 제조방법.
- 제1항에 있어서, 극성프로틱 용매는 부탄올, 펜탄올, 헥산올, 시클로헥산올, 시클로펜탄올, 1,5-펜탄디올, 1,6-헥산디올, 1,7-햅탄디올 및 1,8-옥탄디올로 이루어진 군에서 선택된 어느 하나인 것을 특징으로 하는 상기 폴리아미드계 복합소재 분리막 제조방법.
- 제1항에 있어서, 극성아프로틱 용매는 디메틸술폭사이드, 부틸술폭사이드, 테트라메틸렌술폰, 디메틸포름아미드, 디메틸아세테이트 및 N-메틸피롤리돈으로 이루어진 군에서 선택된 어느 하나인 것을 특징으로 하는 상기 폴리아미드계 복합소재 분리막 제조방법.
- 제1항에 있어서, 상기 극성프로틱 용매 및 극성아프로틱 용매의 혼합용매가 1:1~1:2의 혼합비율로 이루어진 것을 특징으로 하는 상기 폴리 아미드계 복합소재 분리막 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-1998-0047833A KR100477587B1 (ko) | 1998-11-09 | 1998-11-09 | 폴리아미드계 복합소재 분리막 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0047833A KR100477587B1 (ko) | 1998-11-09 | 1998-11-09 | 폴리아미드계 복합소재 분리막 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20000031681A KR20000031681A (ko) | 2000-06-05 |
KR100477587B1 true KR100477587B1 (ko) | 2005-07-18 |
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WO2012177033A3 (ko) * | 2011-06-20 | 2013-04-04 | 주식회사 엘지화학 | 염제거율 및 투과유량 특성이 우수한 역삼투 분리막 및 그 제조방법 |
WO2019245296A1 (ko) * | 2018-06-20 | 2019-12-26 | 주식회사 엘지화학 | 폴리아미드 계면중합용 조성물 및 이를 이용한 수처리 분리막의 제조 방법 |
KR20190143236A (ko) * | 2018-06-20 | 2019-12-30 | 주식회사 엘지화학 | 폴리아미드 계면중합용 조성물 및 이를 이용한 수처리 분리막의 제조 방법 |
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KR970064696A (ko) * | 1996-03-06 | 1997-10-13 | 박홍기 | 역삼투 복합막의 제조방법 |
KR0143548B1 (ko) * | 1989-08-30 | 1998-07-15 | 제라드 피 루우니 | 고플럭스 반투막 |
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WO2012177033A3 (ko) * | 2011-06-20 | 2013-04-04 | 주식회사 엘지화학 | 염제거율 및 투과유량 특성이 우수한 역삼투 분리막 및 그 제조방법 |
WO2019245296A1 (ko) * | 2018-06-20 | 2019-12-26 | 주식회사 엘지화학 | 폴리아미드 계면중합용 조성물 및 이를 이용한 수처리 분리막의 제조 방법 |
KR20190143236A (ko) * | 2018-06-20 | 2019-12-30 | 주식회사 엘지화학 | 폴리아미드 계면중합용 조성물 및 이를 이용한 수처리 분리막의 제조 방법 |
KR102253748B1 (ko) | 2018-06-20 | 2021-05-18 | 주식회사 엘지화학 | 폴리아미드 계면중합용 조성물 및 이를 이용한 수처리 분리막의 제조 방법 |
US11718712B2 (en) | 2018-06-20 | 2023-08-08 | Lg Chem, Ltd. | Composition for interfacial polymerization of polyamide and manufacturing method for water treatment separation membrane using same |
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