CA1157388A - Dialysis with hollow fibre membranes - Google Patents
Dialysis with hollow fibre membranesInfo
- Publication number
- CA1157388A CA1157388A CA000354139A CA354139A CA1157388A CA 1157388 A CA1157388 A CA 1157388A CA 000354139 A CA000354139 A CA 000354139A CA 354139 A CA354139 A CA 354139A CA 1157388 A CA1157388 A CA 1157388A
- Authority
- CA
- Canada
- Prior art keywords
- polyurethane
- dialyser
- filaments
- cut
- solution
- 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 title claims abstract description 17
- 238000000502 dialysis Methods 0.000 title claims description 7
- 239000000835 fiber Substances 0.000 title abstract description 3
- 239000004814 polyurethane Substances 0.000 claims abstract description 44
- 229920002635 polyurethane Polymers 0.000 claims abstract description 40
- 239000002245 particle Substances 0.000 claims abstract description 21
- 239000003463 adsorbent Substances 0.000 claims abstract description 14
- 239000001913 cellulose Substances 0.000 claims abstract description 13
- 229920002678 cellulose Polymers 0.000 claims abstract description 12
- 239000004627 regenerated cellulose Substances 0.000 claims abstract description 12
- 239000012465 retentate Substances 0.000 claims abstract description 8
- 239000002904 solvent Substances 0.000 claims description 20
- 239000003085 diluting agent Substances 0.000 claims description 19
- 239000003795 chemical substances by application Substances 0.000 claims description 18
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical group CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- -1 hydroxyl compound Chemical class 0.000 claims description 14
- 238000005507 spraying Methods 0.000 claims description 13
- SVONRAPFKPVNKG-UHFFFAOYSA-N 2-ethoxyethyl acetate Chemical group CCOCCOC(C)=O SVONRAPFKPVNKG-UHFFFAOYSA-N 0.000 claims description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 11
- 125000005442 diisocyanate group Chemical group 0.000 claims description 11
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims description 9
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 7
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 6
- 239000004359 castor oil Substances 0.000 claims description 5
- 235000019438 castor oil Nutrition 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 5
- 229920001515 polyalkylene glycol Polymers 0.000 claims description 4
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 10
- 210000004379 membrane Anatomy 0.000 claims 5
- 238000001179 sorption measurement Methods 0.000 claims 2
- 238000007865 diluting Methods 0.000 claims 1
- 238000010790 dilution Methods 0.000 claims 1
- 239000012895 dilution Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 8
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 12
- 239000008280 blood Substances 0.000 description 7
- 210000004369 blood Anatomy 0.000 description 7
- 235000010980 cellulose Nutrition 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000001631 haemodialysis Methods 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 150000002168 ethanoic acid esters Chemical class 0.000 description 2
- 239000007863 gel particle Substances 0.000 description 2
- 229920001451 polypropylene glycol Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- 229940106135 cellulose Drugs 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 125000001145 hydrido group Chemical class *[H] 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 201000000980 schizophrenia Diseases 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
- B01D63/021—Manufacturing thereof
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3206—Polyhydroxy compounds aliphatic
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/36—Hydroxylated esters of higher fatty acids
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
- C08G18/6677—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203 having at least three hydroxy groups
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Polyurethanes Or Polyureas (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- External Artificial Organs (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP2925172.7 | 1979-06-22 | ||
| DE2925172A DE2925172C2 (de) | 1979-06-22 | 1979-06-22 | Dialysator mit Hohlfasermembranen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1157388A true CA1157388A (en) | 1983-11-22 |
Family
ID=6073846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000354139A Expired CA1157388A (en) | 1979-06-22 | 1980-06-17 | Dialysis with hollow fibre membranes |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS563063A (es) |
| BE (1) | BE883923A (es) |
| CA (1) | CA1157388A (es) |
| DE (1) | DE2925172C2 (es) |
| ES (1) | ES8102826A1 (es) |
| FR (1) | FR2459674A1 (es) |
| GB (1) | GB2053023B (es) |
| IT (1) | IT1143970B (es) |
| NL (1) | NL8003392A (es) |
| SE (1) | SE430470B (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3147025A1 (de) * | 1981-11-27 | 1983-06-01 | Akzo Gmbh, 5600 Wuppertal | Einbettmasse auf basis schnellreagierender polyurethan-giessharze |
| DE3423258C1 (de) * | 1984-06-23 | 1986-01-23 | SECON Gesellschaft für Separations- und Concentrationstechnik mbH, 3400 Göttingen | Kapillardialysator |
| DE3931981C1 (en) * | 1989-09-26 | 1990-09-27 | Draegerwerk Ag, 2400 Luebeck, De | Hollow fibre module prodn. - comprises housing parallel extending fibres between two partition walls fitted by centrifugal casting |
| DE19644347C2 (de) * | 1995-11-02 | 1999-08-12 | Emtec Magnetics Gmbh | Polyurethane |
| DE102015225668A1 (de) * | 2015-12-17 | 2017-06-22 | Mahle International Gmbh | Verfahren zur Herstellung eines Kapillarmembranbündels |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD112904A1 (es) * | 1974-02-14 | 1975-05-12 | ||
| DE2627858C2 (de) * | 1976-06-22 | 1979-12-13 | Akzo Gmbh, 5600 Wuppertal | Dialysemembran, insbesondere für die Hämodialyse |
-
1979
- 1979-06-22 DE DE2925172A patent/DE2925172C2/de not_active Expired
-
1980
- 1980-06-11 NL NL8003392A patent/NL8003392A/nl not_active Application Discontinuation
- 1980-06-12 IT IT48947/80A patent/IT1143970B/it active
- 1980-06-17 CA CA000354139A patent/CA1157388A/en not_active Expired
- 1980-06-18 JP JP8152480A patent/JPS563063A/ja active Pending
- 1980-06-19 GB GB8020020A patent/GB2053023B/en not_active Expired
- 1980-06-19 SE SE8004545A patent/SE430470B/sv unknown
- 1980-06-19 FR FR8013649A patent/FR2459674A1/fr active Granted
- 1980-06-20 BE BE0/201105A patent/BE883923A/fr not_active IP Right Cessation
- 1980-06-20 ES ES492622A patent/ES8102826A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES492622A0 (es) | 1981-02-16 |
| JPS563063A (en) | 1981-01-13 |
| FR2459674B3 (es) | 1982-04-02 |
| BE883923A (fr) | 1980-10-16 |
| DE2925172C2 (de) | 1985-07-18 |
| FR2459674A1 (fr) | 1981-01-16 |
| GB2053023B (en) | 1983-03-09 |
| ES8102826A1 (es) | 1981-02-16 |
| GB2053023A (en) | 1981-02-04 |
| SE430470B (sv) | 1983-11-21 |
| IT8048947A0 (it) | 1980-06-12 |
| NL8003392A (nl) | 1980-12-24 |
| SE8004545L (sv) | 1980-12-23 |
| IT1143970B (it) | 1986-10-29 |
| DE2925172A1 (de) | 1981-01-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |