DE3006880C2 - Plasmaphoresemembran - Google Patents

Plasmaphoresemembran

Info

Publication number
DE3006880C2
DE3006880C2 DE3006880A DE3006880A DE3006880C2 DE 3006880 C2 DE3006880 C2 DE 3006880C2 DE 3006880 A DE3006880 A DE 3006880A DE 3006880 A DE3006880 A DE 3006880A DE 3006880 C2 DE3006880 C2 DE 3006880C2
Authority
DE
Germany
Prior art keywords
membrane
solution
weight
solvent
precipitation bath
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
DE3006880A
Other languages
German (de)
English (en)
Other versions
DE3006880A1 (de
Inventor
Werner Dipl.-Chem. Dr. Bandel
Gustav 5600 Wuppertal Dünweg
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.)
Akzo Patente 5600 Wuppertal De GmbH
Original Assignee
Akzo GmbH
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 Akzo GmbH filed Critical Akzo GmbH
Priority to DE3006880A priority Critical patent/DE3006880C2/de
Priority to CH765/81A priority patent/CH647419A5/de
Priority to NL8100701A priority patent/NL8100701A/nl
Priority to GB8105455A priority patent/GB2069925B/en
Priority to ES499623A priority patent/ES8201432A1/es
Priority to CA000371435A priority patent/CA1184716A/en
Priority to IT47856/81A priority patent/IT1170741B/it
Priority to SE8101127A priority patent/SE8101127L/xx
Priority to BE0/203854A priority patent/BE887603A/fr
Priority to FR8103456A priority patent/FR2476500B1/fr
Priority to LU83157A priority patent/LU83157A1/de
Priority to ES1981267109U priority patent/ES267109Y/es
Priority to JP2440481A priority patent/JPS56134209A/ja
Priority to AT0082481A priority patent/AT381237B/de
Publication of DE3006880A1 publication Critical patent/DE3006880A1/de
Application granted granted Critical
Publication of DE3006880C2 publication Critical patent/DE3006880C2/de
Expired legal-status Critical Current

Links

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
    • B01D69/04—Tubular membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0016—Coagulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • 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
    • B01D69/06—Flat 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
    • B01D69/08—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
    • B01D69/08—Hollow fibre membranes
    • B01D69/087—Details relating to the spinning process
    • 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
    • B01D71/14—Esters of organic acids
    • B01D71/16—Cellulose acetate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
  • External Artificial Organs (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE3006880A 1980-02-23 1980-02-23 Plasmaphoresemembran Expired DE3006880C2 (de)

Priority Applications (14)

Application Number Priority Date Filing Date Title
DE3006880A DE3006880C2 (de) 1980-02-23 1980-02-23 Plasmaphoresemembran
CH765/81A CH647419A5 (de) 1980-02-23 1981-02-05 Verfahren zur herstellung einer membran aus celluloseestern.
NL8100701A NL8100701A (nl) 1980-02-23 1981-02-13 Plasmaferesemembraan en werkwijze voor het maken van zo'n membraan.
SE8101127A SE8101127L (sv) 1980-02-23 1981-02-20 Plasmaforesmembran och forfarande for framstellning derav
CA000371435A CA1184716A (en) 1980-02-23 1981-02-20 Plasma phoresis membrane
IT47856/81A IT1170741B (it) 1980-02-23 1981-02-20 Perfezionamento nelle membrane per plasmaferesi e procedimento per la loro produzione
GB8105455A GB2069925B (en) 1980-02-23 1981-02-20 Plasmaphoresis membrane
BE0/203854A BE887603A (fr) 1980-02-23 1981-02-20 Membrane pour la plasmaphorese, son procede de fabrication et sa constitution
FR8103456A FR2476500B1 (fr) 1980-02-23 1981-02-20 Membrane pour la plasmaphorese, son procede de fabrication et sa constitution
LU83157A LU83157A1 (de) 1980-02-23 1981-02-20 Plasmaphoresemembran
ES1981267109U ES267109Y (es) 1980-02-23 1981-02-20 "una disposicion de membrana, especialmente para la plasmoforesis".
ES499623A ES8201432A1 (es) 1980-02-23 1981-02-20 Procedimiento para la fabricacion de una membrana,especial- mente para la plasmoforesis
JP2440481A JPS56134209A (en) 1980-02-23 1981-02-23 Film comprising cellulose ester and method
AT0082481A AT381237B (de) 1980-02-23 1981-02-23 Verfahren zur herstellung einer membran, insbesondere zur plasmaphorese

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3006880A DE3006880C2 (de) 1980-02-23 1980-02-23 Plasmaphoresemembran

Publications (2)

Publication Number Publication Date
DE3006880A1 DE3006880A1 (de) 1981-09-03
DE3006880C2 true DE3006880C2 (de) 1986-10-09

Family

ID=6095424

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3006880A Expired DE3006880C2 (de) 1980-02-23 1980-02-23 Plasmaphoresemembran

Country Status (13)

Country Link
JP (1) JPS56134209A (enrdf_load_stackoverflow)
AT (1) AT381237B (enrdf_load_stackoverflow)
BE (1) BE887603A (enrdf_load_stackoverflow)
CA (1) CA1184716A (enrdf_load_stackoverflow)
CH (1) CH647419A5 (enrdf_load_stackoverflow)
DE (1) DE3006880C2 (enrdf_load_stackoverflow)
ES (2) ES267109Y (enrdf_load_stackoverflow)
FR (1) FR2476500B1 (enrdf_load_stackoverflow)
GB (1) GB2069925B (enrdf_load_stackoverflow)
IT (1) IT1170741B (enrdf_load_stackoverflow)
LU (1) LU83157A1 (enrdf_load_stackoverflow)
NL (1) NL8100701A (enrdf_load_stackoverflow)
SE (1) SE8101127L (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3042110A1 (de) * 1980-11-07 1982-06-16 Akzo Gmbh, 5600 Wuppertal Mikroporoese cellulosemembran
SE8202743L (en) * 1982-04-30 1983-09-05 Gambro Dialysatoren Microporous hollow fibre membrane for plasmapheresis - by extruding soln. contg. polyether-polycarbonate block copolymer with centre liq. into gelling liq. which slowly forms solid hollow fibre.
JPS60806A (ja) * 1983-06-17 1985-01-05 Teijin Ltd 血漿アルブミン選択透過性中空糸膜の製造法
JPS61293469A (ja) * 1985-06-21 1986-12-24 帝人株式会社 選択透過性中空糸膜及びそれを用いた血漿成分分離器
JPS61106168A (ja) * 1984-10-30 1986-05-24 帝人株式会社 選択透過性中空糸膜及び血漿成分分離用中空糸膜の製造方法
DE3842822A1 (de) * 1988-12-20 1990-07-05 Akzo Gmbh Biocompatible dialysemembran aus einem gemischten polysaccharidester
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

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709774A (en) * 1970-05-13 1973-01-09 Gen Electric Preparation of asymmetric polymer membranes
US3724672A (en) * 1970-07-27 1973-04-03 R Leonard Asymmetric hollow fiber membranes and method of fabrication
US3876738A (en) * 1973-07-18 1975-04-08 Amf Inc Process for producing microporous films and products
JPS5193786A (en) * 1975-02-15 1976-08-17 Makurokagatano chukuseni
US4127625A (en) * 1975-03-27 1978-11-28 Daicel Ltd. Process for preparing hollow fiber having selective gas permeability
JPS5255719A (en) * 1975-10-31 1977-05-07 Daicel Chem Ind Ltd Hollow fibers having selective gas permeability and production thereof
JPS5289574A (en) * 1976-01-23 1977-07-27 Daicel Chem Ind Ltd Production of hollow filament used for separation
JPS6028522B2 (ja) * 1975-03-27 1985-07-05 ダイセル化学工業株式会社 分離用中空繊維の製造法
GB1566581A (en) * 1975-12-29 1980-05-08 Nippon Zeon Co Hollow fibres and methods of manufacturing such fibres
FR2410501A1 (fr) * 1976-11-15 1979-06-29 Monsanto Co Membranes a composants multiples pour des separations de gaz
JPS546916A (en) * 1977-06-20 1979-01-19 Asahi Chem Ind Co Ltd Hollow cellulose fibers and their production
JPS5411322A (en) * 1977-06-29 1979-01-27 Asahi Chem Ind Co Ltd Hollow cellulose fibers and their production

Also Published As

Publication number Publication date
LU83157A1 (de) 1981-06-05
BE887603A (fr) 1981-06-15
CA1184716A (en) 1985-04-02
GB2069925B (en) 1983-08-10
NL8100701A (nl) 1981-09-16
ES267109Y (es) 1983-08-16
SE8101127L (sv) 1981-08-24
JPS56134209A (en) 1981-10-20
IT1170741B (it) 1987-06-03
IT8147856A0 (it) 1981-02-20
JPH035847B2 (enrdf_load_stackoverflow) 1991-01-28
CH647419A5 (de) 1985-01-31
GB2069925A (en) 1981-09-03
FR2476500B1 (fr) 1988-11-25
ES499623A0 (es) 1981-12-16
ATA82481A (de) 1986-02-15
DE3006880A1 (de) 1981-09-03
AT381237B (de) 1986-09-10
ES267109U (es) 1983-02-16
ES8201432A1 (es) 1981-12-16
FR2476500A1 (fr) 1981-08-28

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AKZO PATENTE GMBH, 5600 WUPPERTAL, DE

8330 Complete renunciation