DE69909445T2 - Verstärkte mikroporöse filtrationsmembran und verfahren zu ihrer herstellung und verwendung - Google Patents
Verstärkte mikroporöse filtrationsmembran und verfahren zu ihrer herstellung und verwendung Download PDFInfo
- Publication number
- DE69909445T2 DE69909445T2 DE69909445T DE69909445T DE69909445T2 DE 69909445 T2 DE69909445 T2 DE 69909445T2 DE 69909445 T DE69909445 T DE 69909445T DE 69909445 T DE69909445 T DE 69909445T DE 69909445 T2 DE69909445 T2 DE 69909445T2
- Authority
- DE
- Germany
- Prior art keywords
- microporous
- membrane
- pore size
- casting solution
- area
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 239000012528 membrane Substances 0.000 title claims description 109
- 238000000034 method Methods 0.000 title claims description 33
- 238000004519 manufacturing process Methods 0.000 title description 10
- 238000001914 filtration Methods 0.000 title description 9
- 239000000243 solution Substances 0.000 claims description 55
- 239000011148 porous material Substances 0.000 claims description 54
- 238000005266 casting Methods 0.000 claims description 45
- 239000012982 microporous membrane Substances 0.000 claims description 43
- 239000000463 material Substances 0.000 claims description 30
- 239000002904 solvent Substances 0.000 claims description 28
- 239000012876 carrier material Substances 0.000 claims description 24
- 229920001778 nylon Polymers 0.000 claims description 24
- 239000004677 Nylon Substances 0.000 claims description 20
- 229920000642 polymer Polymers 0.000 claims description 16
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 13
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 12
- 238000010791 quenching Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 6
- -1 polyethylene Polymers 0.000 claims description 5
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 4
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 claims description 4
- 229920002647 polyamide Polymers 0.000 claims description 4
- 230000000171 quenching effect Effects 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 2
- 239000002033 PVDF binder Substances 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 150000007513 acids Chemical class 0.000 claims description 2
- 150000001298 alcohols Chemical class 0.000 claims description 2
- 238000010790 dilution Methods 0.000 claims description 2
- 239000012895 dilution Substances 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 239000012467 final product Substances 0.000 claims description 2
- 235000019253 formic acid Nutrition 0.000 claims description 2
- 229920000728 polyester Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 229920000151 polyglycol Polymers 0.000 claims description 2
- 239000010695 polyglycol Substances 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims 2
- 238000003490 calendering Methods 0.000 claims 1
- 150000002334 glycols Chemical class 0.000 claims 1
- 229920005862 polyol Polymers 0.000 claims 1
- 150000003077 polyols Chemical class 0.000 claims 1
- 238000007764 slot die coating Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 210000004379 membrane Anatomy 0.000 description 83
- 239000004744 fabric Substances 0.000 description 13
- 239000010410 layer Substances 0.000 description 13
- 239000002245 particle Substances 0.000 description 12
- 230000003014 reinforcing effect Effects 0.000 description 10
- 239000002131 composite material Substances 0.000 description 6
- 239000000835 fiber Substances 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229920006122 polyamide resin Polymers 0.000 description 5
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 229920002302 Nylon 6,6 Polymers 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- YAENCRZOPGZKKU-HPWRNOGASA-N (ne)-n-(1-phenyl-2-pyridin-1-ium-1-ylethylidene)hydroxylamine;chloride Chemical compound [Cl-].C=1C=CC=CC=1C(=N/O)\C[N+]1=CC=CC=C1 YAENCRZOPGZKKU-HPWRNOGASA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000001361 adipic acid Substances 0.000 description 2
- 235000011037 adipic acid Nutrition 0.000 description 2
- 239000013060 biological fluid Substances 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 230000032798 delamination Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- KIDHWZJUCRJVML-UHFFFAOYSA-N putrescine Chemical compound NCCCCN KIDHWZJUCRJVML-UHFFFAOYSA-N 0.000 description 2
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 229920003189 Nylon 4,6 Polymers 0.000 description 1
- 229920000305 Nylon 6,10 Polymers 0.000 description 1
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 208000013201 Stress fracture Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003542 behavioural effect Effects 0.000 description 1
- 125000006367 bivalent amino carbonyl group Chemical group [H]N([*:1])C([*:2])=O 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 238000007688 edging Methods 0.000 description 1
- 210000003743 erythrocyte Anatomy 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 150000003951 lactams Chemical class 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
-
- 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
- B01D69/106—Membranes in the pores of a support, e.g. polymerized in the pores or voids
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3538898A | 1998-03-05 | 1998-03-05 | |
| US35388 | 1998-03-05 | ||
| PCT/US1999/004851 WO1999044729A1 (en) | 1998-03-05 | 1999-03-02 | Reinforced microporous filtration membrane and process of making and using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69909445D1 DE69909445D1 (de) | 2003-08-14 |
| DE69909445T2 true DE69909445T2 (de) | 2004-04-15 |
Family
ID=21882374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69909445T Expired - Lifetime DE69909445T2 (de) | 1998-03-05 | 1999-03-02 | Verstärkte mikroporöse filtrationsmembran und verfahren zu ihrer herstellung und verwendung |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1060007B1 (enExample) |
| JP (1) | JP2002505181A (enExample) |
| AU (1) | AU747589B2 (enExample) |
| BR (1) | BR9908383A (enExample) |
| DE (1) | DE69909445T2 (enExample) |
| WO (1) | WO1999044729A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7048855B2 (en) * | 2000-12-22 | 2006-05-23 | Ge Osmonics, Inc. | Cross flow filtration materials and cartridges |
| EP2060315A3 (en) | 2007-11-15 | 2009-08-12 | DSMIP Assets B.V. | High performance membrane |
| US8820540B2 (en) | 2011-01-28 | 2014-09-02 | Woongjin Chemical Co., Ltd. | Method for preparing a filtration membrane and filtration membrane prepared by said method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3969548A (en) * | 1973-01-15 | 1976-07-13 | Universal Oil Products Company | Method for forming a semi-permeable strip |
| US4707265A (en) * | 1981-12-18 | 1987-11-17 | Cuno Incorporated | Reinforced microporous membrane |
| JP3277233B2 (ja) * | 1990-07-18 | 2002-04-22 | ジ・オーストラリアン・ナショナル・ユニバーシティー | 多孔性材料の形成 |
| JP2878447B2 (ja) * | 1990-11-26 | 1999-04-05 | 日東電工株式会社 | 半透膜 |
| JPH07507237A (ja) * | 1992-05-18 | 1995-08-10 | コーニング―コスター・コーポレーション | 支持された微孔質膜 |
| US5433859A (en) * | 1993-07-12 | 1995-07-18 | Pall Corporation | Supported microporous filtration membrane and method of using same |
-
1999
- 1999-03-02 BR BR9908383-3A patent/BR9908383A/pt not_active Application Discontinuation
- 1999-03-02 WO PCT/US1999/004851 patent/WO1999044729A1/en not_active Ceased
- 1999-03-02 JP JP2000534321A patent/JP2002505181A/ja not_active Ceased
- 1999-03-02 EP EP99908646A patent/EP1060007B1/en not_active Expired - Lifetime
- 1999-03-02 AU AU28024/99A patent/AU747589B2/en not_active Ceased
- 1999-03-02 DE DE69909445T patent/DE69909445T2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE69909445D1 (de) | 2003-08-14 |
| AU2802499A (en) | 1999-09-20 |
| WO1999044729A1 (en) | 1999-09-10 |
| JP2002505181A (ja) | 2002-02-19 |
| BR9908383A (pt) | 2000-10-10 |
| AU747589B2 (en) | 2002-05-16 |
| EP1060007B1 (en) | 2003-07-09 |
| EP1060007A1 (en) | 2000-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: 3M INNOVATIVE PROPERTIES CO., ST. PAUL, MINN., US |
|
| 8328 | Change in the person/name/address of the agent |
Representative=s name: STROHSCHAENK UND KOLLEGEN, 85521 OTTOBRUNN |