EA021937B1 - Мембрана из полых волокон - Google Patents
Мембрана из полых волокон Download PDFInfo
- Publication number
- EA021937B1 EA021937B1 EA201001062A EA201001062A EA021937B1 EA 021937 B1 EA021937 B1 EA 021937B1 EA 201001062 A EA201001062 A EA 201001062A EA 201001062 A EA201001062 A EA 201001062A EA 021937 B1 EA021937 B1 EA 021937B1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- hollow fiber
- membrane
- spinning
- solution
- range
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title claims description 70
- 239000000835 fiber Substances 0.000 title abstract description 14
- 238000000502 dialysis Methods 0.000 claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 239000012510 hollow fiber Substances 0.000 claims description 54
- 239000004202 carbamide Substances 0.000 claims description 33
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 27
- 229920002678 cellulose Polymers 0.000 claims description 18
- 230000035699 permeability Effects 0.000 claims description 17
- 229920002492 poly(sulfone) Polymers 0.000 claims description 17
- 150000001768 cations Chemical class 0.000 claims description 16
- 238000009987 spinning Methods 0.000 claims description 14
- 239000001913 cellulose Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 229920002301 cellulose acetate Polymers 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 12
- 238000001556 precipitation Methods 0.000 claims description 11
- 230000010933 acylation Effects 0.000 claims description 9
- 238000005917 acylation reaction Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000011148 porous material Substances 0.000 claims description 9
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 8
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 8
- 239000004952 Polyamide Substances 0.000 claims description 7
- 239000004697 Polyetherimide Substances 0.000 claims description 7
- 229920002647 polyamide Polymers 0.000 claims description 7
- 229920001601 polyetherimide Polymers 0.000 claims description 7
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 7
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 7
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 7
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 238000000108 ultra-filtration Methods 0.000 claims description 6
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 5
- 239000002033 PVDF binder Substances 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 5
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 5
- 239000004695 Polyether sulfone Substances 0.000 claims description 4
- 239000004642 Polyimide Substances 0.000 claims description 4
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 239000004417 polycarbonate Substances 0.000 claims description 4
- 229920000515 polycarbonate Polymers 0.000 claims description 4
- 229920006393 polyether sulfone Polymers 0.000 claims description 4
- 229920001721 polyimide Polymers 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- 229920005994 diacetyl cellulose Polymers 0.000 claims description 3
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 3
- 238000005345 coagulation Methods 0.000 claims description 2
- 230000015271 coagulation Effects 0.000 claims description 2
- 238000001728 nano-filtration Methods 0.000 claims description 2
- 239000012716 precipitator Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000002131 composite material Substances 0.000 abstract description 14
- 210000001601 blood-air barrier Anatomy 0.000 abstract description 9
- 238000001631 haemodialysis Methods 0.000 abstract description 3
- 238000007670 refining Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 27
- 235000010980 cellulose Nutrition 0.000 description 13
- 230000008569 process Effects 0.000 description 10
- 238000009792 diffusion process Methods 0.000 description 7
- -1 polypropylene Polymers 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 5
- 239000011575 calcium Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 230000032050 esterification Effects 0.000 description 5
- 238000005886 esterification reaction Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000011734 sodium Substances 0.000 description 5
- 229910052708 sodium Inorganic materials 0.000 description 5
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 4
- 239000002250 absorbent Substances 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000008103 glucose Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 3
- 239000003463 adsorbent Substances 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- QKSIFUGZHOUETI-UHFFFAOYSA-N copper;azane Chemical compound N.N.N.N.[Cu+2] QKSIFUGZHOUETI-UHFFFAOYSA-N 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000001471 micro-filtration Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229920002284 Cellulose triacetate Polymers 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 125000004063 butyryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 230000000322 hemodialysis Effects 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- LBCCPKFTHIBIKU-UHFFFAOYSA-N Aethyl-propyl-glyoxal Natural products CCCC(=O)C(=O)CC LBCCPKFTHIBIKU-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229920001747 Cellulose diacetate Polymers 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 206010041277 Sodium retention Diseases 0.000 description 1
- KPAMAAOTLJSEAR-UHFFFAOYSA-N [N].O=C=O Chemical compound [N].O=C=O KPAMAAOTLJSEAR-UHFFFAOYSA-N 0.000 description 1
- XMUCVBHXAJIWGA-UHFFFAOYSA-N [Na].[Ca].NC(N)=O Chemical compound [Na].[Ca].NC(N)=O XMUCVBHXAJIWGA-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000021736 acetylation Effects 0.000 description 1
- 238000006640 acetylation reaction Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 125000005265 dialkylamine group Chemical group 0.000 description 1
- 238000000578 dry spinning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- MWVFCEVNXHTDNF-UHFFFAOYSA-N hexane-2,3-dione Chemical group CCCC(=O)C(C)=O MWVFCEVNXHTDNF-UHFFFAOYSA-N 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 230000003907 kidney function Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000968 medical method and process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 229920005594 polymer fiber Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920006316 polyvinylpyrrolidine Polymers 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002441 uremic toxin Substances 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
- B01D69/08—Hollow fibre membranes
- B01D69/087—Details relating to the spinning process
- B01D69/088—Co-extrusion; Co-spinning
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/02—Hollow fibre modules
- B01D63/031—Two or more types of hollow fibres within one bundle or within one potting or tube-sheet
-
- 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
- B01D69/08—Hollow fibre membranes
- B01D69/081—Hollow fibre membranes characterised by the fibre diameter
-
- 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
- B01D69/08—Hollow fibre membranes
- B01D69/087—Details relating to the spinning process
- B01D69/0871—Fibre guidance after spinning through the manufacturing apparatus
-
- 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
- B01D69/1212—Coextruded 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
- B01D71/08—Polysaccharides
- B01D71/10—Cellulose; Modified cellulose
-
- 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
- B01D71/08—Polysaccharides
- B01D71/12—Cellulose derivatives
- B01D71/14—Esters of organic acids
-
- 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
- B01D71/08—Polysaccharides
- B01D71/12—Cellulose derivatives
- B01D71/22—Cellulose ethers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/06—Specific viscosities of materials involved
-
- 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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Heart & Thoracic Surgery (AREA)
- Anesthesiology (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
- Emergency Medicine (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Urology & Nephrology (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Multicomponent Fibers (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008003090A DE102008003090A1 (de) | 2008-01-03 | 2008-01-03 | Hohlfasermembran |
| PCT/EP2008/011149 WO2009083260A1 (de) | 2008-01-03 | 2008-12-30 | Hohlfasermembran |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EA201001062A1 EA201001062A1 (ru) | 2011-06-30 |
| EA021937B1 true EA021937B1 (ru) | 2015-10-30 |
Family
ID=40429825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EA201001062A EA021937B1 (ru) | 2008-01-03 | 2008-12-30 | Мембрана из полых волокон |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US8784664B2 (enExample) |
| EP (1) | EP2242563B1 (enExample) |
| JP (1) | JP5256303B2 (enExample) |
| KR (1) | KR101555691B1 (enExample) |
| CN (1) | CN101883624B (enExample) |
| CA (1) | CA2707818C (enExample) |
| DE (1) | DE102008003090A1 (enExample) |
| EA (1) | EA021937B1 (enExample) |
| ES (1) | ES2743127T3 (enExample) |
| WO (1) | WO2009083260A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10953142B2 (en) | 2016-08-05 | 2021-03-23 | Toray Industries, Inc. | Biological component adhesion-suppressing material |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010055731A1 (de) | 2010-12-22 | 2012-06-28 | Fresenius Medical Care Deutschland Gmbh | Delaminationsfreie Membran |
| DE102011010921A1 (de) | 2011-02-10 | 2012-08-16 | Fresenius Medical Care Deutschland Gmbh | Delaminationsfreie Membran |
| KR101907924B1 (ko) | 2010-12-22 | 2018-10-15 | 프레제니우스 메디칼 케어 도이칠란드 게엠베하 | 층간박리가 없는 멤브레인 |
| US9861733B2 (en) | 2012-03-23 | 2018-01-09 | Nxstage Medical Inc. | Peritoneal dialysis systems, devices, and methods |
| JP6049685B2 (ja) | 2011-03-23 | 2016-12-21 | ネクステージ メディカル インコーポレイテッド | 腹膜透析使い捨てユニット、コントローラ、腹膜透析システム |
| KR101338200B1 (ko) | 2011-11-30 | 2013-12-06 | 현대자동차주식회사 | 초임계 유체를 이용한 중공 탄소섬유의 제조방법 |
| WO2014099631A1 (en) | 2012-12-21 | 2014-06-26 | Fresenius Medical Care Holdings, Inc. | Manifold for wearable artificial kidney |
| JO3436B1 (ar) * | 2013-01-17 | 2019-10-20 | Membrane Distillation Desalination Ltd Co | تقنيات جديدة لتحضير أغشية بوليمرية متعددة الطبقات وأغشية مجموعة مختلطة وجهاز للتقطير بالأغشية |
| US10722850B2 (en) * | 2013-03-12 | 2020-07-28 | National University Of Singapore | Hollow fiber membrane for dehydration of organic solvents via pervaporation process and a method of fabricating the same |
| DE102013012671A1 (de) * | 2013-07-31 | 2015-02-05 | Mann + Hummel Gmbh | Keramische Hohlfasermembranen mit verbesserten mechanischen Eigenschaften |
| FR3012049B1 (fr) * | 2013-10-17 | 2022-02-25 | Abc Membranes | Fabrication d'une membrane de filtration |
| CN103706188A (zh) * | 2013-12-12 | 2014-04-09 | 苏州大学 | 一种复合型纤维空气过滤材料及其制备方法 |
| CN104689729B (zh) * | 2015-03-24 | 2017-01-11 | 广州市恩德氏医疗制品实业有限公司 | 聚砜族与醋酸纤维素混纺中空纤维膜液和制备方法及其制成的中空纤维膜 |
| US10632426B2 (en) * | 2015-04-17 | 2020-04-28 | Georgia Tech Research Corporation | Hollow fiber membranes for solubilizing a gas into a liquid, devices for same, and processes of same |
| WO2017035201A1 (en) * | 2015-08-25 | 2017-03-02 | 3M Innovative Properties Company | Pvdf diffusion membrane for gas and liquid transfer |
| DE102016001407A1 (de) | 2016-02-09 | 2017-08-24 | Fresenius Medical Care Deutschland Gmbh | Blutbehandlung mit Inaktivierung von freien Nukleinsäuren |
| KR102399330B1 (ko) * | 2016-02-16 | 2022-05-19 | 효성화학 주식회사 | 아세틸화 알킬 셀룰로오스 분리막 및 그의 제조방법 |
| WO2018022543A1 (en) * | 2016-07-28 | 2018-02-01 | Eastman Chemical Company | Gas separation membranes comprising crosslinked cellulose esters |
| US11014053B2 (en) | 2016-10-31 | 2021-05-25 | Toyobo Co., Ltd. | Cellulose acetate-based asymmetric hollow fiber membrane |
| US11007490B2 (en) | 2016-10-31 | 2021-05-18 | Toyobo Co., Ltd. | Cellulose acetate-based hollow fiber membrane |
| US11224827B2 (en) * | 2016-11-11 | 2022-01-18 | Cytiva Sweden Ab | Layered chromatography column cylinder |
| KR102407778B1 (ko) | 2017-02-28 | 2022-06-10 | 도레이 카부시키가이샤 | 복합 중공사막 및 그 제조 방법 |
| WO2018237375A1 (en) | 2017-06-24 | 2018-12-27 | Nxstage Medical, Inc. | Peritoneal dialysis fluid preparation and/or treatment devices methods and systems |
| CN107433142B (zh) * | 2017-07-10 | 2018-04-06 | 广州达济医学科技有限公司 | 一种选择滤除白细胞和血小板的过滤介质及其制备方法 |
| EP3652229A1 (en) | 2017-07-14 | 2020-05-20 | Fresenius Medical Care Holdings, Inc. | Method for providing surface modifying composition with improved byproduct removal |
| CA3092575A1 (en) | 2018-02-28 | 2019-09-06 | Nxstage Medical, Inc. | Fluid preparation and treatment devices, methods, and systems |
| JP7384922B2 (ja) | 2019-03-15 | 2023-11-21 | インテグリス・インコーポレーテッド | 複合中空糸ならびに関連する方法および製品 |
| CN111672332A (zh) * | 2020-06-23 | 2020-09-18 | 天津工业大学 | 一种增强型中空纤维纳滤膜及其制备方法 |
| WO2023168325A2 (en) * | 2022-03-03 | 2023-09-07 | University Of Washington | Size-exclusion membrane for selective urea removal on kidney dialysis machine |
| CN116832628B (zh) * | 2023-06-30 | 2025-09-16 | 杭州科百特过滤器材有限公司 | 一种复合纤维素除病毒滤膜及其制备工艺、除病毒膜组件 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4978451A (en) * | 1989-09-05 | 1990-12-18 | Separation Dynamics, Inc. | Supported hydrophilic membrane |
| US5085676A (en) * | 1990-12-04 | 1992-02-04 | E. I. Du Pont De Nemours And Company | Novel multicomponent fluid separation membranes |
| EP0682977A2 (en) * | 1994-05-20 | 1995-11-22 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Improved polymeric membrane |
| US20060234582A1 (en) * | 2002-12-20 | 2006-10-19 | Hermann Gohl | Permselective membrane and process for manufacturing thereof |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2380052A1 (fr) | 1977-02-11 | 1978-09-08 | Akzo Nv | Membrane de dialyse pour l'hemodialyse |
| US4276173A (en) * | 1977-07-05 | 1981-06-30 | Cordis Dow Corp. | Cellulose acetate hollow fiber and method for making same |
| JPS54131026A (en) * | 1978-04-03 | 1979-10-11 | Mitsubishi Rayon Co Ltd | Production of hollow cellulose acetate fibers |
| US5156740A (en) | 1982-06-01 | 1992-10-20 | Gft Ingenieurburo Fur Industrieanlagenbau | Multi-layer membrane and the use thereof for the separation of liquid mixtures according to the pervaporation process |
| CA1272139A (en) * | 1984-11-16 | 1990-07-31 | Shoji Mizutani | Fluid separator, hollow fiber to be used for construction thereof and process for preparation of said hollow fibers |
| JPS6219205A (ja) * | 1985-07-17 | 1987-01-28 | Nok Corp | 限外ロ過膜の製造方法 |
| JPH0761423B2 (ja) * | 1987-02-18 | 1995-07-05 | ダイセル化学工業株式会社 | 中空糸コ−テイング方法 |
| US4840819A (en) | 1987-04-08 | 1989-06-20 | Union Carbide Corporation | Method for preparing composite membranes for enhanced gas separation |
| US4826599A (en) | 1987-07-10 | 1989-05-02 | Union Carbide Corporation | Composite membranes and their manufacture and use |
| CA2001720C (en) * | 1988-10-31 | 2001-10-02 | Randal A. Goffe | Membrane affinity apparatus and purification methods related thereto |
| EP0574699A2 (de) * | 1992-05-20 | 1993-12-22 | Akzo Nobel N.V. | Dialysemembran aus Celluloseacetat |
| EP0570826A1 (de) * | 1992-05-20 | 1993-11-24 | Akzo Nobel N.V. | Celluloseacetatmembranen |
| JPH08243367A (ja) * | 1995-03-13 | 1996-09-24 | Dainippon Ink & Chem Inc | ポリイミド複合膜の製造方法 |
| CA2202969C (en) * | 1996-04-19 | 2001-07-24 | Shingo Emi | Selectively permeable hollow fiber membrane and process for producing same |
| US6354444B1 (en) | 1997-07-01 | 2002-03-12 | Zenon Environmental Inc. | Hollow fiber membrane and braided tubular support therefor |
| NL1010458C2 (nl) * | 1998-11-03 | 2000-05-04 | Search B V S | Longitudinaal versterkte zelfdragende capillaire membranen en gebruik daarvan. |
| DE10211051A1 (de) | 2002-03-13 | 2003-10-02 | Fresenius Medical Care De Gmbh | Kapillarmembran und Vorrichtung zur Herstellung derselben |
| DE102004020226B4 (de) | 2004-04-02 | 2007-02-01 | Koch Membrane Systems Gmbh | Membranfilter |
| US8715221B2 (en) | 2006-03-08 | 2014-05-06 | Fresenius Medical Care Holdings, Inc. | Wearable kidney |
| WO2010062716A2 (en) * | 2008-11-03 | 2010-06-03 | Fresenius Medical Care Holdings, Inc. | Portable peritoneal dialysis system |
| MX338913B (es) * | 2009-09-08 | 2016-05-06 | Fresenius Med Care Hldg Inc | Sistema de dialisis peritoneal. |
| KR101907924B1 (ko) * | 2010-12-22 | 2018-10-15 | 프레제니우스 메디칼 케어 도이칠란드 게엠베하 | 층간박리가 없는 멤브레인 |
-
2008
- 2008-01-03 DE DE102008003090A patent/DE102008003090A1/de not_active Ceased
- 2008-12-30 EA EA201001062A patent/EA021937B1/ru not_active IP Right Cessation
- 2008-12-30 KR KR1020107013697A patent/KR101555691B1/ko not_active Expired - Fee Related
- 2008-12-30 EP EP08868015.2A patent/EP2242563B1/de not_active Not-in-force
- 2008-12-30 ES ES08868015T patent/ES2743127T3/es active Active
- 2008-12-30 CN CN200880118554.4A patent/CN101883624B/zh not_active Expired - Fee Related
- 2008-12-30 US US12/811,241 patent/US8784664B2/en not_active Expired - Fee Related
- 2008-12-30 WO PCT/EP2008/011149 patent/WO2009083260A1/de not_active Ceased
- 2008-12-30 JP JP2010541033A patent/JP5256303B2/ja not_active Expired - Fee Related
- 2008-12-30 CA CA2707818A patent/CA2707818C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4978451A (en) * | 1989-09-05 | 1990-12-18 | Separation Dynamics, Inc. | Supported hydrophilic membrane |
| US5085676A (en) * | 1990-12-04 | 1992-02-04 | E. I. Du Pont De Nemours And Company | Novel multicomponent fluid separation membranes |
| EP0682977A2 (en) * | 1994-05-20 | 1995-11-22 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Improved polymeric membrane |
| US20060234582A1 (en) * | 2002-12-20 | 2006-10-19 | Hermann Gohl | Permselective membrane and process for manufacturing thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10953142B2 (en) | 2016-08-05 | 2021-03-23 | Toray Industries, Inc. | Biological component adhesion-suppressing material |
Also Published As
| Publication number | Publication date |
|---|---|
| US20110114559A1 (en) | 2011-05-19 |
| EP2242563A1 (de) | 2010-10-27 |
| WO2009083260A1 (de) | 2009-07-09 |
| CA2707818C (en) | 2017-06-06 |
| ES2743127T3 (es) | 2020-02-18 |
| CA2707818A1 (en) | 2009-07-09 |
| JP2011509174A (ja) | 2011-03-24 |
| KR20100098649A (ko) | 2010-09-08 |
| JP5256303B2 (ja) | 2013-08-07 |
| CN101883624A (zh) | 2010-11-10 |
| US8784664B2 (en) | 2014-07-22 |
| EP2242563B1 (de) | 2019-05-22 |
| DE102008003090A1 (de) | 2009-07-16 |
| CN101883624B (zh) | 2014-12-03 |
| KR101555691B1 (ko) | 2015-09-24 |
| EA201001062A1 (ru) | 2011-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8784664B2 (en) | Hollow fibre membrane | |
| CN110290858B (zh) | 具有改进的分离效率的中空纤维膜和具有改进的分离效率的中空纤维膜的制造 | |
| EP0294737B1 (en) | Polysulfone hollow fiber membrane and process for making the same | |
| JP2916446B2 (ja) | 非対称微孔性中空繊維の製造方法 | |
| US4906375A (en) | Asymmetrical microporous hollow fiber for hemodialysis | |
| TWI406703B (zh) | Purify blood with hollow fiber membrane and use its blood purifier | |
| CN100457242C (zh) | 改良的除去中分子的透析膜 | |
| JP7305621B2 (ja) | 微多孔膜およびその作製方法 | |
| CA2202969C (en) | Selectively permeable hollow fiber membrane and process for producing same | |
| JP5440332B2 (ja) | 中空糸膜 | |
| US6632359B1 (en) | Blood purifying apparatus | |
| JP6018076B2 (ja) | 層間剥離が生じない膜 | |
| JP2000140589A (ja) | ポリスルホン系多孔質膜 | |
| JP2542572B2 (ja) | 中空繊維 | |
| JP5212837B2 (ja) | 選択透過性中空糸膜 | |
| JP4103037B2 (ja) | 透析液清浄化用中空糸膜およびその製造方法 | |
| JP3228758B2 (ja) | 中空糸膜及びその製造方法 | |
| JPWO1998034719A1 (ja) | 中空糸膜及びその製造方法 | |
| JP3295314B2 (ja) | 選択透過性中空糸膜 | |
| JP2000061279A (ja) | セルロース分離膜構造の制御法 | |
| JP2000061278A (ja) | セルロース分離膜の構造の制御方法 | |
| JPH0321645B2 (enExample) | ||
| JPH10165775A (ja) | 選択透過性中空糸膜の製造方法 | |
| KR20010073727A (ko) | 혈액투석용 폴리설폰계 중공사막 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KZ KG MD TJ TM |