SE423106B - Plasmaferesmembran samt sett att tillverka detta - Google Patents
Plasmaferesmembran samt sett att tillverka dettaInfo
- Publication number
- SE423106B SE423106B SE8005380A SE8005380A SE423106B SE 423106 B SE423106 B SE 423106B SE 8005380 A SE8005380 A SE 8005380A SE 8005380 A SE8005380 A SE 8005380A SE 423106 B SE423106 B SE 423106B
- Authority
- SE
- Sweden
- Prior art keywords
- membrane
- polyalkylene oxide
- alcohol
- polymer
- bisphenol
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000004417 polycarbonate Substances 0.000 claims abstract description 13
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 13
- 229920000642 polymer Polymers 0.000 claims abstract description 13
- 239000011148 porous material Substances 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000002616 plasmapheresis Methods 0.000 claims abstract description 10
- 229920000233 poly(alkylene oxides) Polymers 0.000 claims abstract description 10
- 238000005266 casting Methods 0.000 claims abstract description 4
- 238000001556 precipitation Methods 0.000 claims abstract 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 21
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 12
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 11
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 9
- 229920000249 biocompatible polymer Polymers 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 235000011187 glycerol Nutrition 0.000 claims description 6
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 5
- 239000003849 aromatic solvent Substances 0.000 claims description 4
- 239000012982 microporous membrane Substances 0.000 claims description 4
- 239000002798 polar solvent Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000006068 polycondensation reaction Methods 0.000 claims description 3
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 2
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 239000013256 coordination polymer Substances 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 description 9
- 230000014759 maintenance of location Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000035699 permeability Effects 0.000 description 5
- 102000001690 Factor VIII Human genes 0.000 description 4
- 108010054218 Factor VIII Proteins 0.000 description 4
- 229960000301 factor viii Drugs 0.000 description 4
- 229920001223 polyethylene glycol Polymers 0.000 description 4
- 102000009027 Albumins Human genes 0.000 description 3
- 108010088751 Albumins Proteins 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 210000002381 plasma Anatomy 0.000 description 3
- 210000000601 blood cell Anatomy 0.000 description 2
- 239000012510 hollow fiber Substances 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 206010018910 Haemolysis Diseases 0.000 description 1
- 229920002266 Pluriol® Polymers 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000005534 hematocrit Methods 0.000 description 1
- 230000008588 hemolysis Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000010874 maintenance of protein location Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
- B01D71/80—Block polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/18—Block or graft polymers
- C08G64/183—Block or graft polymers containing polyether sequences
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/40—Post-polymerisation treatment
-
- 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
- B01D71/50—Polycarbonates
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- External Artificial Organs (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Laminated Bodies (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Materials For Medical Uses (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8005380A SE423106B (sv) | 1980-07-25 | 1980-07-25 | Plasmaferesmembran samt sett att tillverka detta |
IE1440/81A IE52068B1 (en) | 1980-07-25 | 1981-06-26 | Plasmapheresis membrane and process for the preparation thereof |
AT81105019T ATE10066T1 (de) | 1980-07-25 | 1981-06-29 | Plasmaphoresemembran und verfahren zu ihrer herstellung. |
DE8181105019T DE3166940D1 (en) | 1980-07-25 | 1981-06-29 | Plasmapheresis membrane and process for the preparation thereof |
EP81105019A EP0044958B1 (fr) | 1980-07-25 | 1981-06-29 | Membrane pour plasmaphorèse et procédé pour sa fabrication |
DK321581A DK321581A (da) | 1980-07-25 | 1981-07-17 | Plasmaforesemembran samt fremgangsmaade til fremstilling deraf |
JP56116302A JPS5752461A (en) | 1980-07-25 | 1981-07-24 | Microporous membrane for blood plasma carrying-out method and its manufacture |
US06/668,696 US4608172A (en) | 1980-07-25 | 1984-11-06 | Plasmapheresis membrane and process for the preparation thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8005380A SE423106B (sv) | 1980-07-25 | 1980-07-25 | Plasmaferesmembran samt sett att tillverka detta |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8005380L SE8005380L (sv) | 1982-01-26 |
SE423106B true SE423106B (sv) | 1982-04-13 |
Family
ID=20341481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8005380A SE423106B (sv) | 1980-07-25 | 1980-07-25 | Plasmaferesmembran samt sett att tillverka detta |
Country Status (8)
Country | Link |
---|---|
US (1) | US4608172A (fr) |
EP (1) | EP0044958B1 (fr) |
JP (1) | JPS5752461A (fr) |
AT (1) | ATE10066T1 (fr) |
DE (1) | DE3166940D1 (fr) |
DK (1) | DK321581A (fr) |
IE (1) | IE52068B1 (fr) |
SE (1) | SE423106B (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3069709D1 (en) * | 1980-09-01 | 1985-01-10 | Gambro Inc | Dry polycarbonate membrane and process of manufacture |
SE429441B (sv) * | 1982-04-30 | 1983-09-05 | Gambro Dialysatoren | Mikroporost halfibermenbran for plasmaferes, samt sett att framstella membranet |
SE446505B (sv) * | 1982-11-16 | 1986-09-22 | Gambro Dialysatoren | Membran samt sett att framstella detta |
JPS61130537A (ja) * | 1984-11-28 | 1986-06-18 | 日本鋼管株式会社 | 遮音パネル |
US5475207A (en) | 1992-07-14 | 1995-12-12 | Spectra-Physics Scanning Systems, Inc. | Multiple plane scanning system for data reading applications |
US5262378A (en) * | 1992-12-23 | 1993-11-16 | Eastman Kodak Company | Thermal dye transfer receiving element with miscible polycarbonate blends for dye image-receiving layer |
US7100832B2 (en) | 2000-04-18 | 2006-09-05 | Metrologic Instruments, Inc. | Bioptical laser scanning system providing 360° of omnidirectional bar code symbol scanning coverage at point of sale station |
ES2280656T3 (es) * | 2003-07-03 | 2007-09-16 | Fresenius Hemocare Italia S.R.L. | Filtro para la eliminacion de sustancias de productos sanguineos. |
DE102006045282C5 (de) * | 2006-09-22 | 2012-11-22 | Helmholtz-Zentrum Geesthacht Zentrum für Material-und Küstenforschung GmbH | Isoporöse Membran und Verfahren zu ihrer Herstellung |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA923664A (en) * | 1968-05-03 | 1973-04-03 | D. Slowig Walter | Preparation of dry, stabilized, rewettable semipermeable membranes |
US3615024A (en) * | 1968-08-26 | 1971-10-26 | Amicon Corp | High flow membrane |
US3945926A (en) * | 1971-10-18 | 1976-03-23 | Chemical Systems, Inc. | Integral microporous high void volume polycarbonate membranes and a dry process for forming same |
US3957651A (en) * | 1971-12-16 | 1976-05-18 | Chemical Systems Incorporated | Microporous polyester membranes and polymer assisted phase inversion process for their manufacture |
US3901810A (en) * | 1972-09-21 | 1975-08-26 | Calgon Corp | Ultrafiltration membranes |
GB1500937A (en) * | 1974-03-26 | 1978-02-15 | Us Health | Process for producing a polycarbonate hemodialysis membrane |
GB1507921A (en) * | 1974-04-01 | 1978-04-19 | Gen Electric | Membranes |
JPS5193786A (en) * | 1975-02-15 | 1976-08-17 | Makurokagatano chukuseni | |
CA1107467A (fr) * | 1976-03-19 | 1981-08-25 | Paul A. Cantor | Membranes de polycarbonates utilisees en hemodialyse |
US4247498A (en) * | 1976-08-30 | 1981-01-27 | Akzona Incorporated | Methods for making microporous products |
JPS54153779A (en) * | 1978-05-25 | 1979-12-04 | Kuraray Co Ltd | Preparation of polyvinyl alcohol base selective transmission membrane |
US4212742A (en) * | 1978-05-25 | 1980-07-15 | United States Of America | Filtration apparatus for separating blood cell-containing liquid suspensions |
JPS5596162A (en) * | 1979-01-18 | 1980-07-22 | Asahi Medical Co | Polycarbonate hollow fiber dialysis film and its preparation |
DE2932761A1 (de) * | 1979-08-13 | 1981-02-26 | Akzo Gmbh | Polycarbonat-polyaether-copolymermembran |
-
1980
- 1980-07-25 SE SE8005380A patent/SE423106B/sv unknown
-
1981
- 1981-06-26 IE IE1440/81A patent/IE52068B1/en unknown
- 1981-06-29 EP EP81105019A patent/EP0044958B1/fr not_active Expired
- 1981-06-29 AT AT81105019T patent/ATE10066T1/de not_active IP Right Cessation
- 1981-06-29 DE DE8181105019T patent/DE3166940D1/de not_active Expired
- 1981-07-17 DK DK321581A patent/DK321581A/da not_active Application Discontinuation
- 1981-07-24 JP JP56116302A patent/JPS5752461A/ja active Granted
-
1984
- 1984-11-06 US US06/668,696 patent/US4608172A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3166940D1 (en) | 1984-12-06 |
IE811440L (en) | 1981-12-25 |
JPS5752461A (en) | 1982-03-27 |
EP0044958B1 (fr) | 1984-10-31 |
SE8005380L (sv) | 1982-01-26 |
DK321581A (da) | 1982-01-26 |
IE52068B1 (en) | 1987-06-10 |
JPH0317532B2 (fr) | 1991-03-08 |
ATE10066T1 (de) | 1984-11-15 |
EP0044958A1 (fr) | 1982-02-03 |
US4608172A (en) | 1986-08-26 |
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