IT1170741B - Perfezionamento nelle membrane per plasmaferesi e procedimento per la loro produzione - Google Patents

Perfezionamento nelle membrane per plasmaferesi e procedimento per la loro produzione

Info

Publication number
IT1170741B
IT1170741B IT47856/81A IT4785681A IT1170741B IT 1170741 B IT1170741 B IT 1170741B IT 47856/81 A IT47856/81 A IT 47856/81A IT 4785681 A IT4785681 A IT 4785681A IT 1170741 B IT1170741 B IT 1170741B
Authority
IT
Italy
Prior art keywords
plasmaferesis
membranes
improvement
procedure
production
Prior art date
Application number
IT47856/81A
Other languages
English (en)
Italian (it)
Other versions
IT8147856A0 (it
Inventor
Werner Bandel
Gustav Dunweg
Original Assignee
Akzo Nv
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 Nv filed Critical Akzo Nv
Publication of IT8147856A0 publication Critical patent/IT8147856A0/it
Application granted granted Critical
Publication of IT1170741B publication Critical patent/IT1170741B/it

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)
IT47856/81A 1980-02-23 1981-02-20 Perfezionamento nelle membrane per plasmaferesi e procedimento per la loro produzione IT1170741B (it)

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
IT8147856A0 IT8147856A0 (it) 1981-02-20
IT1170741B true IT1170741B (it) 1987-06-03

Family

ID=6095424

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47856/81A IT1170741B (it) 1980-02-23 1981-02-20 Perfezionamento nelle membrane per plasmaferesi e procedimento per la loro produzione

Country Status (13)

Country Link
JP (1) JPS56134209A (fr)
AT (1) AT381237B (fr)
BE (1) BE887603A (fr)
CA (1) CA1184716A (fr)
CH (1) CH647419A5 (fr)
DE (1) DE3006880C2 (fr)
ES (2) ES499623A0 (fr)
FR (1) FR2476500B1 (fr)
GB (1) GB2069925B (fr)
IT (1) IT1170741B (fr)
LU (1) LU83157A1 (fr)
NL (1) NL8100701A (fr)
SE (1) SE8101127L (fr)

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
SE429441B (sv) * 1982-04-30 1983-09-05 Gambro Dialysatoren Mikroporost halfibermenbran for plasmaferes, samt sett att framstella membranet
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
EP0570826A1 (fr) * 1992-05-20 1993-11-24 Akzo Nobel N.V. Membrane en acétate de cellulose
EP0574699A2 (fr) * 1992-05-20 1993-12-22 Akzo Nobel N.V. Membrane pour dialyse à base d'acétate de cellulose

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
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
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
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
ES8201432A1 (es) 1981-12-16
GB2069925A (en) 1981-09-03
FR2476500B1 (fr) 1988-11-25
AT381237B (de) 1986-09-10
SE8101127L (sv) 1981-08-24
FR2476500A1 (fr) 1981-08-28
ES499623A0 (es) 1981-12-16
BE887603A (fr) 1981-06-15
CA1184716A (fr) 1985-04-02
JPH035847B2 (fr) 1991-01-28
GB2069925B (en) 1983-08-10
CH647419A5 (de) 1985-01-31
IT8147856A0 (it) 1981-02-20
ATA82481A (de) 1986-02-15
DE3006880A1 (de) 1981-09-03
ES267109U (es) 1983-02-16
ES267109Y (es) 1983-08-16
DE3006880C2 (de) 1986-10-09
LU83157A1 (de) 1981-06-05
NL8100701A (nl) 1981-09-16
JPS56134209A (en) 1981-10-20

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960124