JPS6332093B2 - - Google Patents
Info
- Publication number
- JPS6332093B2 JPS6332093B2 JP56503557A JP50355781A JPS6332093B2 JP S6332093 B2 JPS6332093 B2 JP S6332093B2 JP 56503557 A JP56503557 A JP 56503557A JP 50355781 A JP50355781 A JP 50355781A JP S6332093 B2 JPS6332093 B2 JP S6332093B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- charge
- modifier
- nylon
- microporous
- 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
Links
- 239000012528 membrane Substances 0.000 description 267
- 239000003607 modifier Substances 0.000 description 110
- 238000000034 method Methods 0.000 description 61
- 239000000243 solution Substances 0.000 description 55
- 239000002904 solvent Substances 0.000 description 49
- 229920001778 nylon Polymers 0.000 description 47
- 239000012982 microporous membrane Substances 0.000 description 45
- 239000004677 Nylon Substances 0.000 description 42
- 239000011148 porous material Substances 0.000 description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 35
- 229920000768 polyamine Polymers 0.000 description 32
- 238000012360 testing method Methods 0.000 description 31
- 239000000463 material Substances 0.000 description 30
- 239000010408 film Substances 0.000 description 28
- 239000007864 aqueous solution Substances 0.000 description 26
- 125000002091 cationic group Chemical group 0.000 description 25
- 229920000642 polymer Polymers 0.000 description 24
- 229920005989 resin Polymers 0.000 description 21
- 239000011347 resin Substances 0.000 description 21
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 20
- 150000002924 oxiranes Chemical group 0.000 description 20
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 19
- 238000004519 manufacturing process Methods 0.000 description 19
- 239000002245 particle Substances 0.000 description 19
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- 239000004952 Polyamide Substances 0.000 description 18
- -1 poly(vinylimidazoline) Polymers 0.000 description 18
- 229920002647 polyamide Polymers 0.000 description 18
- 238000001179 sorption measurement Methods 0.000 description 17
- 150000003335 secondary amines Chemical class 0.000 description 16
- 229920002302 Nylon 6,6 Polymers 0.000 description 14
- 229920000620 organic polymer Polymers 0.000 description 14
- 238000005266 casting Methods 0.000 description 13
- 238000001816 cooling Methods 0.000 description 13
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- 238000006243 chemical reaction Methods 0.000 description 12
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- 239000007788 liquid Substances 0.000 description 12
- 150000003141 primary amines Chemical class 0.000 description 12
- FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical group NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 description 12
- 229920002678 cellulose Polymers 0.000 description 11
- 239000003795 chemical substances by application Substances 0.000 description 11
- 239000000203 mixture Substances 0.000 description 11
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical group COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- 150000001412 amines Chemical class 0.000 description 10
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 10
- 239000001913 cellulose Substances 0.000 description 10
- 239000000356 contaminant Substances 0.000 description 10
- 235000019253 formic acid Nutrition 0.000 description 10
- 230000004048 modification Effects 0.000 description 10
- 238000012986 modification Methods 0.000 description 10
- 150000003512 tertiary amines Chemical group 0.000 description 10
- 238000011282 treatment Methods 0.000 description 10
- 239000003518 caustics Substances 0.000 description 9
- 239000006196 drop Substances 0.000 description 9
- 239000003814 drug Substances 0.000 description 9
- 229940079593 drug Drugs 0.000 description 9
- 239000000178 monomer Substances 0.000 description 9
- 238000001035 drying Methods 0.000 description 8
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 8
- 229920001281 polyalkylene Polymers 0.000 description 8
- 229920006122 polyamide resin Polymers 0.000 description 8
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- 238000000926 separation method Methods 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 239000002253 acid Substances 0.000 description 7
- 239000002318 adhesion promoter Substances 0.000 description 7
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 7
- 125000003277 amino group Chemical group 0.000 description 7
- 239000000975 dye Substances 0.000 description 7
- 238000001914 filtration Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000013060 biological fluid Substances 0.000 description 6
- 125000004432 carbon atom Chemical group C* 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 6
- 125000004433 nitrogen atom Chemical group N* 0.000 description 6
- 229920000867 polyelectrolyte Polymers 0.000 description 6
- 125000001453 quaternary ammonium group Chemical group 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 5
- 241000700605 Viruses Species 0.000 description 5
- 238000009739 binding Methods 0.000 description 5
- 229920001577 copolymer Polymers 0.000 description 5
- 238000004132 cross linking Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 230000014759 maintenance of location Effects 0.000 description 5
- FEMOMIGRRWSMCU-UHFFFAOYSA-N ninhydrin Chemical compound C1=CC=C2C(=O)C(O)(O)C(=O)C2=C1 FEMOMIGRRWSMCU-UHFFFAOYSA-N 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 229920006284 nylon film Polymers 0.000 description 5
- 238000011012 sanitization Methods 0.000 description 5
- 238000002834 transmittance Methods 0.000 description 5
- 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 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 4
- 239000004793 Polystyrene Substances 0.000 description 4
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 4
- 150000007513 acids Chemical class 0.000 description 4
- 230000001580 bacterial effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 4
- 239000002158 endotoxin Substances 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 239000012510 hollow fiber Substances 0.000 description 4
- 239000001257 hydrogen Chemical group 0.000 description 4
- 229910052739 hydrogen Chemical group 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 4
- 229920002492 poly(sulfone) Polymers 0.000 description 4
- 229920002223 polystyrene Polymers 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 4
- 230000001954 sterilising effect Effects 0.000 description 4
- RHPVVNRNAHRJOQ-UHFFFAOYSA-N 4-methyl-n-(4-methylphenyl)aniline Chemical compound C1=CC(C)=CC=C1NC1=CC=C(C)C=C1 RHPVVNRNAHRJOQ-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 3
- 239000001361 adipic acid Substances 0.000 description 3
- 235000011037 adipic acid Nutrition 0.000 description 3
- 125000003368 amide group Chemical group 0.000 description 3
- 229920002301 cellulose acetate Polymers 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000000502 dialysis Methods 0.000 description 3
- 150000004985 diamines Chemical class 0.000 description 3
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 3
- 150000002148 esters Chemical group 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000004816 latex Substances 0.000 description 3
- 229920000126 latex Polymers 0.000 description 3
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 229920001220 nitrocellulos Polymers 0.000 description 3
- 229920000515 polycarbonate Polymers 0.000 description 3
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- 230000002829 reductive effect Effects 0.000 description 3
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- 238000005549 size reduction Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- GQWWGRUJOCIUKI-UHFFFAOYSA-N 2-[3-(2-methyl-1-oxopyrrolo[1,2-a]pyrazin-3-yl)propyl]guanidine Chemical compound O=C1N(C)C(CCCN=C(N)N)=CN2C=CC=C21 GQWWGRUJOCIUKI-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical group [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 239000000020 Nitrocellulose Substances 0.000 description 2
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- 239000004642 Polyimide Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 2
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- 125000001931 aliphatic group Chemical group 0.000 description 2
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- BTCSSZJGUNDROE-UHFFFAOYSA-N gamma-aminobutyric acid Chemical compound NCCCC(O)=O BTCSSZJGUNDROE-UHFFFAOYSA-N 0.000 description 2
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- GKQPCPXONLDCMU-CCEZHUSRSA-N lacidipine Chemical compound CCOC(=O)C1=C(C)NC(C)=C(C(=O)OCC)C1C1=CC=CC=C1\C=C\C(=O)OC(C)(C)C GKQPCPXONLDCMU-CCEZHUSRSA-N 0.000 description 1
- 150000003951 lactams Chemical class 0.000 description 1
- 235000020094 liqueur Nutrition 0.000 description 1
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- 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
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- 102000004169 proteins and genes Human genes 0.000 description 1
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- 239000000725 suspension Substances 0.000 description 1
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- 235000020679 tap water Nutrition 0.000 description 1
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- 108700012359 toxins Proteins 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
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- 229960005486 vaccine Drugs 0.000 description 1
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- 239000008158 vegetable oil Substances 0.000 description 1
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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
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0093—Chemical modification
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K35/14—Blood; Artificial blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K35/14—Blood; Artificial blood
- A61K35/16—Blood plasma; Blood serum
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/0005—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts
- A61L2/0011—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts using physical methods
- A61L2/0017—Filtration
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/022—Filtration
-
- 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
- B01D67/0011—Casting solutions therefor
- B01D67/00111—Polymer pretreatment in the casting solutions
-
- 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
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
-
- 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
- B01D2325/14—Membrane materials having negatively charged functional groups
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Manufacturing & Machinery (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Biomedical Technology (AREA)
- Medicinal Chemistry (AREA)
- Cell Biology (AREA)
- Immunology (AREA)
- Inorganic Chemistry (AREA)
- Biotechnology (AREA)
- Dispersion Chemistry (AREA)
- Developmental Biology & Embryology (AREA)
- Virology (AREA)
- Zoology (AREA)
- Pharmacology & Pharmacy (AREA)
- Molecular Biology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Polyamides (AREA)
- Epoxy Resins (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20136680A | 1980-10-27 | 1980-10-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57501855A JPS57501855A (enExample) | 1982-10-14 |
| JPS6332093B2 true JPS6332093B2 (enExample) | 1988-06-28 |
Family
ID=22745548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56503557A Expired JPS6332093B2 (enExample) | 1980-10-27 | 1981-10-23 |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0050864B1 (enExample) |
| JP (1) | JPS6332093B2 (enExample) |
| AU (1) | AU7678081A (enExample) |
| BR (1) | BR8108849A (enExample) |
| CA (1) | CA1156410A (enExample) |
| DE (1) | DE3168195D1 (enExample) |
| IE (1) | IE51844B1 (enExample) |
| MX (1) | MX156009A (enExample) |
| WO (1) | WO1982001477A1 (enExample) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4473475A (en) * | 1981-05-29 | 1984-09-25 | Amf Inc. | Charge modified microporous membrane, process for charge modifying said membrane, and process for filtration of fluids |
| US4707266A (en) * | 1982-02-05 | 1987-11-17 | Pall Corporation | Polyamide membrane with controlled surface properties |
| CH656887A5 (fr) * | 1982-02-05 | 1986-07-31 | Pall Corp | Membrane microporeuse de polyamide, son utilisation et son procede de preparation. |
| US4431545A (en) * | 1982-05-07 | 1984-02-14 | Pall Corporation | Microporous filter system and process |
| JPS59115704A (ja) * | 1982-12-24 | 1984-07-04 | Toray Ind Inc | 半透膜の処理法 |
| JPS60500406A (ja) * | 1983-02-02 | 1985-03-28 | メムテツク リミテツド | 架橋した多孔質膜 |
| EP0343387B1 (en) * | 1983-02-07 | 1994-06-01 | Yale University | Transfer of macromolecules from a chromatographic substrate to an immobilizing matrix |
| US4512896A (en) * | 1983-02-07 | 1985-04-23 | Yale University | Transfer of macromolecules from a chromatographic substrate to an immobilizing matrix |
| WO1985003012A1 (en) * | 1983-12-29 | 1985-07-18 | Amf Incorporated | Charge modified microporous hollow tubes |
| US4888115A (en) * | 1983-12-29 | 1989-12-19 | Cuno, Incorporated | Cross-flow filtration |
| US5004543A (en) * | 1988-06-21 | 1991-04-02 | Millipore Corporation | Charge-modified hydrophobic membrane materials and method for making the same |
| US4981591A (en) * | 1989-04-07 | 1991-01-01 | Cuno, Incorporated | Cationic charge modified filter media |
| DE4029088C1 (enExample) * | 1990-09-13 | 1992-02-13 | Fresenius Ag, 6380 Bad Homburg, De | |
| US5269931A (en) * | 1990-09-17 | 1993-12-14 | Gelman Sciences Inc. | Cationic charge modified microporous membranes |
| US5128041A (en) * | 1991-05-15 | 1992-07-07 | Pall Corporation | Microporous membrane, method of manufacture, and method of use |
| US5547576A (en) * | 1992-07-06 | 1996-08-20 | Terumo Kabushiki Kaisha | Pathogenic substance removing material and a blood filter containing the material |
| US5523004A (en) * | 1992-12-04 | 1996-06-04 | Terumo Kabushiki Kaisha | Method for treatment of blood using a blood bag |
| DE4243996C2 (de) * | 1992-12-23 | 1995-05-11 | Inst Polymerforschung Dresden | Modifizierte Feststoffoberfläche mit einer permanenten hydrophil-anionischen oder hydrophil-kationischen Oberflächenschicht und Verfahren zu ihrer Herstellung |
| US5282971A (en) * | 1993-05-11 | 1994-02-01 | Pall Corporation | Positively charged polyvinylidene fluoride membrane |
| AU3405997A (en) * | 1996-07-29 | 1998-02-20 | Kimberly-Clark Worldwide, Inc. | Method of using cationic charge modified filter |
| DE10228148B4 (de) * | 2002-06-24 | 2006-08-24 | Saehan Industries Inc. | Selektive Membran mit hoher Fouling-Beständigkeit |
| US20150190760A1 (en) * | 2014-01-06 | 2015-07-09 | Pall Corporation | Membrane with plurality of charges |
| JP6448498B2 (ja) | 2015-08-04 | 2019-01-09 | 日本ゴア株式会社 | 回路基板製造プロセス液用精密フィルタ |
| CN106064022B (zh) * | 2016-07-05 | 2018-09-11 | 浙江工业大学上虞研究院有限公司 | 基于半互穿聚合物网络的pech/pvdf阴离子交换膜的制备方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3100721A (en) * | 1961-02-21 | 1963-08-13 | Du Pont | Process for producing microporous films and coatings |
| US3497451A (en) * | 1967-10-11 | 1970-02-24 | Du Pont | Permeation separation with type-8 nylon membranes |
| US3556305A (en) * | 1968-03-28 | 1971-01-19 | Amicon Corp | Composite membrane and process for making same |
| US3615024A (en) * | 1968-08-26 | 1971-10-26 | Amicon Corp | High flow membrane |
| US3567630A (en) * | 1969-09-29 | 1971-03-02 | Hercules Inc | Reverse osmosis membranes from amorphous copolymers of an alkylene oxide and allyl glycidyl ether |
| GB1411843A (en) * | 1973-02-28 | 1975-10-29 | Univ Strathclyde | Method of modifying the properties of a polymer |
| US4005012A (en) * | 1975-09-22 | 1977-01-25 | The United States Of America As Represented By The Secretary Of The Interior | Semipermeable membranes and the method for the preparation thereof |
| US4208455A (en) * | 1975-12-03 | 1980-06-17 | Oronzio Denora Impianti Elettrochimici S.P.A. | Method of shaping an organic polymer insoluble in a polar solvent |
| DE2622805C2 (de) * | 1976-05-21 | 1982-11-11 | Seitz-Filter-Werke Theo & Geo Seitz, 6550 Bad Kreuznach | Verfahren zum Nachbehandeln von Membranfiltern |
| JPS6022946B2 (ja) * | 1976-09-24 | 1985-06-05 | 東レ株式会社 | 生体用透析装置の滅菌法 |
| US4176156A (en) * | 1976-11-05 | 1979-11-27 | Teijin Limited | Method for heat-sterilizing artificial kidneys |
| US4250029A (en) * | 1977-04-25 | 1981-02-10 | Rohm And Haas Company | Coated membranes |
| US4265745A (en) * | 1977-05-25 | 1981-05-05 | Teijin Limited | Permselective membrane |
| GB2043734B (en) * | 1979-03-01 | 1983-08-17 | Amf Inc | Filter and method of making same |
-
1981
- 1981-10-23 JP JP56503557A patent/JPS6332093B2/ja not_active Expired
- 1981-10-23 IE IE2494/81A patent/IE51844B1/en not_active IP Right Cessation
- 1981-10-23 AU AU76780/81A patent/AU7678081A/en not_active Abandoned
- 1981-10-23 BR BR8108849A patent/BR8108849A/pt unknown
- 1981-10-23 CA CA000388649A patent/CA1156410A/en not_active Expired
- 1981-10-23 DE DE8181108827T patent/DE3168195D1/de not_active Expired
- 1981-10-23 MX MX189791A patent/MX156009A/es unknown
- 1981-10-23 EP EP81108827A patent/EP0050864B1/en not_active Expired
- 1981-10-23 WO PCT/US1981/001421 patent/WO1982001477A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| IE51844B1 (en) | 1987-04-15 |
| DE3168195D1 (en) | 1985-02-21 |
| BR8108849A (pt) | 1982-09-21 |
| MX156009A (es) | 1988-06-15 |
| EP0050864A1 (en) | 1982-05-05 |
| CA1156410A (en) | 1983-11-08 |
| WO1982001477A1 (en) | 1982-05-13 |
| AU7678081A (en) | 1982-05-06 |
| EP0050864B1 (en) | 1985-01-09 |
| IE812494L (en) | 1982-04-27 |
| JPS57501855A (enExample) | 1982-10-14 |
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