HRP20040808A2 - Capillary membrane and device for production thereof - Google Patents
Capillary membrane and device for production thereof Download PDFInfo
- Publication number
- HRP20040808A2 HRP20040808A2 HR20040808A HRP20040808A HRP20040808A2 HR P20040808 A2 HRP20040808 A2 HR P20040808A2 HR 20040808 A HR20040808 A HR 20040808A HR P20040808 A HRP20040808 A HR P20040808A HR P20040808 A2 HRP20040808 A2 HR P20040808A2
- Authority
- HR
- Croatia
- Prior art keywords
- capillary membrane
- layers
- membrane according
- nozzle
- polyvinylpyrrolidone
- Prior art date
Links
- 210000001601 blood-air barrier Anatomy 0.000 title claims description 22
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 239000000463 material Substances 0.000 claims description 20
- 238000009987 spinning Methods 0.000 claims description 20
- 239000012510 hollow fiber Substances 0.000 claims description 18
- 229920000642 polymer Polymers 0.000 claims description 17
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 15
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 15
- 229920002492 poly(sulfone) Polymers 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 9
- 239000004697 Polyetherimide Substances 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 8
- 229920001601 polyetherimide Polymers 0.000 claims description 8
- 239000011159 matrix material Substances 0.000 claims description 7
- 239000002033 PVDF binder Substances 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 4
- 239000004695 Polyether sulfone Substances 0.000 claims description 4
- 239000004642 Polyimide Substances 0.000 claims description 4
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 4
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 4
- 229920002647 polyamide Polymers 0.000 claims description 4
- 229920006393 polyether sulfone Polymers 0.000 claims description 4
- 229920001721 polyimide Polymers 0.000 claims description 4
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 claims description 2
- 229920012266 Poly(ether sulfone) PES Polymers 0.000 claims description 2
- 239000004793 Polystyrene Substances 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims description 2
- 229910052732 germanium Inorganic materials 0.000 claims description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 230000001914 calming effect Effects 0.000 claims 2
- 239000010410 layer Substances 0.000 description 19
- 238000000034 method Methods 0.000 description 10
- 238000005530 etching Methods 0.000 description 5
- 238000000708 deep reactive-ion etching Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 238000000502 dialysis Methods 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 229910007991 Si-N Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910006294 Si—N Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
- D01D5/247—Discontinuous hollow structure or microporous structure
-
- 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
-
- 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
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Laminated Bodies (AREA)
- External Artificial Organs (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10211051A DE10211051A1 (de) | 2002-03-13 | 2002-03-13 | Kapillarmembran und Vorrichtung zur Herstellung derselben |
| PCT/EP2003/002313 WO2003076056A1 (de) | 2002-03-13 | 2003-03-06 | Kapillarmembran und vorrichtung zur herstellung derselben |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HRP20040808A2 true HRP20040808A2 (en) | 2005-10-31 |
Family
ID=27797744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HR20040808A HRP20040808A2 (en) | 2002-03-13 | 2004-09-06 | Capillary membrane and device for production thereof |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US20050274665A1 (de) |
| EP (1) | EP1487566A1 (de) |
| JP (1) | JP2005519734A (de) |
| KR (1) | KR20040095246A (de) |
| AU (1) | AU2003212311A1 (de) |
| BR (1) | BR0308318A (de) |
| CA (1) | CA2478831A1 (de) |
| DE (1) | DE10211051A1 (de) |
| HR (1) | HRP20040808A2 (de) |
| WO (1) | WO2003076056A1 (de) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8527026B2 (en) | 1997-03-04 | 2013-09-03 | Dexcom, Inc. | Device and method for determining analyte levels |
| US6001067A (en) | 1997-03-04 | 1999-12-14 | Shults; Mark C. | Device and method for determining analyte levels |
| US20030032874A1 (en) | 2001-07-27 | 2003-02-13 | Dexcom, Inc. | Sensor head for use with implantable devices |
| US7828728B2 (en) | 2003-07-25 | 2010-11-09 | Dexcom, Inc. | Analyte sensor |
| EP1648298A4 (de) | 2003-07-25 | 2010-01-13 | Dexcom Inc | Sauerstoffverbessernde membransysteme für implantierbare vorrichtungen |
| US8277713B2 (en) | 2004-05-03 | 2012-10-02 | Dexcom, Inc. | Implantable analyte sensor |
| WO2006063426A1 (en) * | 2004-12-15 | 2006-06-22 | Zenon Environmental Inc. | Reinforced hollow fibre membrane |
| US8744546B2 (en) | 2005-05-05 | 2014-06-03 | Dexcom, Inc. | Cellulosic-based resistance domain for an analyte sensor |
| DE102007019051B3 (de) | 2007-04-23 | 2008-10-09 | Fresenius Medical Care Deutschland Gmbh | Hohlfaserkapillarmembran und Verfahren zu deren Herstellung |
| DE102008003090A1 (de) | 2008-01-03 | 2009-07-16 | Fresenius Medical Care Deutschland Gmbh | Hohlfasermembran |
| US8583204B2 (en) | 2008-03-28 | 2013-11-12 | Dexcom, Inc. | Polymer membranes for continuous analyte sensors |
| US11730407B2 (en) | 2008-03-28 | 2023-08-22 | Dexcom, Inc. | Polymer membranes for continuous analyte sensors |
| US8682408B2 (en) | 2008-03-28 | 2014-03-25 | Dexcom, Inc. | Polymer membranes for continuous analyte sensors |
| EP2326944B1 (de) | 2008-09-19 | 2020-08-19 | Dexcom, Inc. | Partikelhaltige membran und partikelelektrode für analytsensoren |
| EP2168666A1 (de) | 2008-09-25 | 2010-03-31 | Gambro Lundia AB | Bestrahlte Membran für Zellexpansion |
| EP2168668A1 (de) | 2008-09-25 | 2010-03-31 | Gambro Lundia AB | Membran für Zellexpansion |
| ATE545440T1 (de) * | 2008-09-25 | 2012-03-15 | Gambro Lundia Ab | Hybride biologische künstliche niere |
| AU2010228091B2 (en) | 2009-03-26 | 2016-06-16 | Bl Technologies, Inc. | Non-braided reinforced hollow fibre membrane |
| KR101714103B1 (ko) | 2009-06-26 | 2017-03-09 | 비엘 테크놀러지스 인크. | 텍스타일-강화된 비-편조 중공사 막 |
| US9234302B2 (en) | 2009-10-29 | 2016-01-12 | Basf Se | Process for the preparation of hyperbranched hollow fibers |
| BR112013004171A2 (pt) | 2010-09-15 | 2016-05-10 | Bl Technologies Inc | processo para a fabricação de um membrana de fibra oca reforçada e conjunto precursor |
| US8529814B2 (en) | 2010-12-15 | 2013-09-10 | General Electric Company | Supported hollow fiber membrane |
| CA2821121C (en) * | 2010-12-22 | 2020-05-05 | Fresenius Medical Care Deutschland Gmbh | Delamination free membrane |
| US9321014B2 (en) | 2011-12-16 | 2016-04-26 | Bl Technologies, Inc. | Hollow fiber membrane with compatible reinforcements |
| US9643129B2 (en) | 2011-12-22 | 2017-05-09 | Bl Technologies, Inc. | Non-braided, textile-reinforced hollow fiber membrane |
| US9022229B2 (en) | 2012-03-09 | 2015-05-05 | General Electric Company | Composite membrane with compatible support filaments |
| US8999454B2 (en) | 2012-03-22 | 2015-04-07 | General Electric Company | Device and process for producing a reinforced hollow fibre membrane |
| US9227362B2 (en) | 2012-08-23 | 2016-01-05 | General Electric Company | Braid welding |
| WO2019070507A1 (en) | 2017-10-05 | 2019-04-11 | Fresenius Medical Care Holdings, Inc. | POLYSULFONE-URETHANE COPOLYMER, MEMBRANES AND INCORPORATING PRODUCTS, AND METHODS OF MAKING AND USING THE SAME |
| DE102020206867A1 (de) | 2020-06-02 | 2021-12-02 | Fresenius Medical Care Deutschland Gmbh | Hohlfasermembran für die abtrennung von blutplasma aus blut |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2705734C3 (de) * | 1977-02-11 | 1982-04-22 | Akzo Gmbh, 5600 Wuppertal | Dialysemembran für die Hämodialyse |
| JPS5891805A (ja) * | 1981-11-25 | 1983-05-31 | Teijin Ltd | 紡糸口金装置 |
| US4741829A (en) * | 1985-06-27 | 1988-05-03 | Mitsubishi Rayon Co., Ltd. | Composite hollow fibers and method of making same |
| US4861661A (en) * | 1986-06-27 | 1989-08-29 | E. I. Du Pont De Nemours And Company | Co-spun filament within a hollow filament and spinneret for production thereof |
| JPH0673616B2 (ja) * | 1987-10-09 | 1994-09-21 | 宇部興産株式会社 | ポリイミド二層中空糸膜の製造法 |
| JP2728549B2 (ja) * | 1990-07-04 | 1998-03-18 | 帝人株式会社 | 複合中空糸の製造方法 |
| US5085676A (en) * | 1990-12-04 | 1992-02-04 | E. I. Du Pont De Nemours And Company | Novel multicomponent fluid separation membranes |
| EP0649676A1 (de) * | 1993-10-20 | 1995-04-26 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Nachbehandlung von Membranen zur Gastrennung mit Fluoropolymer |
| US5733657A (en) * | 1994-10-11 | 1998-03-31 | Praxair Technology, Inc. | Method of preparing membranes from blends of polymers |
| NL1010458C2 (nl) * | 1998-11-03 | 2000-05-04 | Search B V S | Longitudinaal versterkte zelfdragende capillaire membranen en gebruik daarvan. |
| US6921482B1 (en) * | 1999-01-29 | 2005-07-26 | Mykrolis Corporation | Skinned hollow fiber membrane and method of manufacture |
| AU2003209418A1 (en) * | 2002-01-29 | 2003-09-02 | Amersham Biosciences Membrane Separations Corp. | Spiraled surface hollow fiber membranes |
| US6797212B2 (en) * | 2002-04-18 | 2004-09-28 | Medarray, Inc. | Method for forming hollow fibers |
-
2002
- 2002-03-13 DE DE10211051A patent/DE10211051A1/de not_active Ceased
-
2003
- 2003-03-06 EP EP03708185A patent/EP1487566A1/de not_active Withdrawn
- 2003-03-06 JP JP2003574319A patent/JP2005519734A/ja active Pending
- 2003-03-06 AU AU2003212311A patent/AU2003212311A1/en not_active Abandoned
- 2003-03-06 US US10/505,876 patent/US20050274665A1/en not_active Abandoned
- 2003-03-06 BR BR0308318-7A patent/BR0308318A/pt not_active Application Discontinuation
- 2003-03-06 WO PCT/EP2003/002313 patent/WO2003076056A1/de not_active Application Discontinuation
- 2003-03-06 CA CA002478831A patent/CA2478831A1/en not_active Abandoned
- 2003-03-06 KR KR10-2004-7013588A patent/KR20040095246A/ko not_active Application Discontinuation
-
2004
- 2004-09-06 HR HR20040808A patent/HRP20040808A2/hr not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AU2003212311A1 (en) | 2003-09-22 |
| DE10211051A1 (de) | 2003-10-02 |
| US20050274665A1 (en) | 2005-12-15 |
| WO2003076056A1 (de) | 2003-09-18 |
| KR20040095246A (ko) | 2004-11-12 |
| BR0308318A (pt) | 2004-12-28 |
| JP2005519734A (ja) | 2005-07-07 |
| CA2478831A1 (en) | 2003-09-18 |
| EP1487566A1 (de) | 2004-12-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ODRP | Renewal fee for the maintenance of a patent |
Payment date: 20050831 Year of fee payment: 3 |
|
| A1OB | Publication of a patent application | ||
| OBST | Application withdrawn |