DE3166940D1 - Plasmapheresis membrane and process for the preparation thereof - Google Patents

Plasmapheresis membrane and process for the preparation thereof

Info

Publication number
DE3166940D1
DE3166940D1 DE8181105019T DE3166940T DE3166940D1 DE 3166940 D1 DE3166940 D1 DE 3166940D1 DE 8181105019 T DE8181105019 T DE 8181105019T DE 3166940 T DE3166940 T DE 3166940T DE 3166940 D1 DE3166940 D1 DE 3166940D1
Authority
DE
Germany
Prior art keywords
membranes
membrane
disclosed
precipitation
layer
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
Application number
DE8181105019T
Other languages
German (de)
English (en)
Inventor
Hermann Joseph Goehl
Reinhold Johann Buck
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gambro Dialysatoren GmbH and Co KG
Original Assignee
Gambro Dialysatoren GmbH and Co KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gambro Dialysatoren GmbH and Co KG filed Critical Gambro Dialysatoren GmbH and Co KG
Application granted granted Critical
Publication of DE3166940D1 publication Critical patent/DE3166940D1/de
Expired legal-status Critical Current

Links

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)
  • Materials For Medical Uses (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Laminated Bodies (AREA)
DE8181105019T 1980-07-25 1981-06-29 Plasmapheresis membrane and process for the preparation thereof Expired DE3166940D1 (en)

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 (1)

Publication Number Publication Date
DE3166940D1 true DE3166940D1 (en) 1984-12-06

Family

ID=20341481

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181105019T Expired DE3166940D1 (en) 1980-07-25 1981-06-29 Plasmapheresis membrane and process for the preparation thereof

Country Status (8)

Country Link
US (1) US4608172A (en:Method)
EP (1) EP0044958B1 (en:Method)
JP (1) JPS5752461A (en:Method)
AT (1) ATE10066T1 (en:Method)
DE (1) DE3166940D1 (en:Method)
DK (1) DK321581A (en:Method)
IE (1) IE52068B1 (en:Method)
SE (1) SE423106B (en:Method)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE10437T1 (de) * 1980-09-01 1984-12-15 Gambro, Inc. Trockene polycarbonatmembran und verfahren zur herstellung.
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
US20030132291A1 (en) 2002-01-11 2003-07-17 Metrologic Instruments, Inc. Point of sale (POS) station having bar code reading system with integrated internet-enabled customer-kiosk terminal
US7296748B2 (en) 2002-01-11 2007-11-20 Metrologic Instruments, Inc. Bioptical laser scanning system providing 360° of omnidirectional bar code symbol scanning coverage at point of sale station
EP1493458B1 (en) * 2003-07-03 2007-01-17 Fresenius Hemocare Italia S.r.l. A filter for the removal of substances from blood products
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)

* Cited by examiner, † Cited by third party
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 (en) * 1976-03-19 1981-08-25 Paul A. Cantor Polycarbonate membranes for use in hemodialysis
US4247498A (en) * 1976-08-30 1981-01-27 Akzona Incorporated Methods for making microporous products
US4212742A (en) * 1978-05-25 1980-07-15 United States Of America Filtration apparatus for separating blood cell-containing liquid suspensions
JPS54153779A (en) * 1978-05-25 1979-12-04 Kuraray Co Ltd Preparation of polyvinyl alcohol base selective transmission membrane
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

Also Published As

Publication number Publication date
IE52068B1 (en) 1987-06-10
SE423106B (sv) 1982-04-13
JPH0317532B2 (en:Method) 1991-03-08
EP0044958A1 (en) 1982-02-03
EP0044958B1 (en) 1984-10-31
US4608172A (en) 1986-08-26
DK321581A (da) 1982-01-26
ATE10066T1 (de) 1984-11-15
IE811440L (en) 1981-12-25
SE8005380L (sv) 1982-01-26
JPS5752461A (en) 1982-03-27

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee