IT7950417A0 - IMPROVEMENT IN DIALYSIS MEMBRANES IN THE FORM OF HOLLOW THREAD IN REGENERATED CELLULOSE - Google Patents

IMPROVEMENT IN DIALYSIS MEMBRANES IN THE FORM OF HOLLOW THREAD IN REGENERATED CELLULOSE

Info

Publication number
IT7950417A0
IT7950417A0 IT7950417A IT5041779A IT7950417A0 IT 7950417 A0 IT7950417 A0 IT 7950417A0 IT 7950417 A IT7950417 A IT 7950417A IT 5041779 A IT5041779 A IT 5041779A IT 7950417 A0 IT7950417 A0 IT 7950417A0
Authority
IT
Italy
Prior art keywords
improvement
regenerated cellulose
dialysis membranes
hollow thread
thread
Prior art date
Application number
IT7950417A
Other languages
Italian (it)
Other versions
IT1164715B (en
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
Priority claimed from DE7829409U external-priority patent/DE7829409U1/en
Priority claimed from DE19782856123 external-priority patent/DE2856123A1/en
Priority claimed from DE2906576A external-priority patent/DE2906576C2/en
Application filed by Akzo Nv filed Critical Akzo Nv
Publication of IT7950417A0 publication Critical patent/IT7950417A0/en
Application granted granted Critical
Publication of IT1164715B publication Critical patent/IT1164715B/en

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
    • B01D69/08—Hollow fibre membranes
    • B01D69/082—Hollow fibre membranes characterised by the cross-sectional shape of the fibre
    • 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
    • B01D71/10—Cellulose; Modified cellulose
    • 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
    • D01D5/20—Formation of filaments, threads, or the like with varying denier along their length
    • 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)
  • Artificial Filaments (AREA)
IT50417/79A 1978-10-02 1979-10-01 IMPROVEMENT IN CABLE WIRE DIALYSIS MEMBRANES IN REGENERATED CELLULOSE IT1164715B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE7829409U DE7829409U1 (en) 1978-10-02 1978-10-02 Dialysis membrane hollow thread with a larger exchange surface
DE7838339 1978-12-23
DE19782856123 DE2856123A1 (en) 1978-12-23 1978-12-23 Dialysis membrane comprising thin walled hollow cellulose fibre - extruded from cuprammonium soln. of cellulose, used in haemodialysis
DE2906576A DE2906576C2 (en) 1978-10-02 1979-02-21 Method for spinning hollow filaments

Publications (2)

Publication Number Publication Date
IT7950417A0 true IT7950417A0 (en) 1979-10-01
IT1164715B IT1164715B (en) 1987-04-15

Family

ID=27432366

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50417/79A IT1164715B (en) 1978-10-02 1979-10-01 IMPROVEMENT IN CABLE WIRE DIALYSIS MEMBRANES IN REGENERATED CELLULOSE

Country Status (5)

Country Link
FR (1) FR2444486A1 (en)
GB (1) GB2038232B (en)
IT (1) IT1164715B (en)
LU (1) LU81737A1 (en)
NL (1) NL7907214A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3049247A1 (en) * 1980-12-27 1982-07-29 Akzo Gmbh, 5600 Wuppertal DIALYSIS MEMBRANE FILM
JPS5860010A (en) * 1981-10-01 1983-04-09 Asahi Chem Ind Co Ltd Hollow fibers and dialysis membranes made of hollow fibers
JPS59150501A (en) * 1983-02-18 1984-08-28 Terumo Corp Hollow fiber for dialysis

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE608328A (en) * 1960-09-19
FR1539221A (en) * 1966-09-02 1968-09-13 Hans Joachim Dietzsch G M B H Exchanger and diffuser device
US3888771A (en) * 1972-06-02 1975-06-10 Asahi Chemical Ind Hollow fibers of cuprammonium cellulose and a process of the manufacture of same
US4127625A (en) * 1975-03-27 1978-11-28 Daicel Ltd. Process for preparing hollow fiber having selective gas permeability
US4031012A (en) * 1975-09-17 1977-06-21 Gics Pharmaceuticals, Inc. Separatory apparatus
GB1566581A (en) * 1975-12-29 1980-05-08 Nippon Zeon Co Hollow fibres and methods of manufacturing such fibres
IL52259A (en) * 1976-06-22 1981-02-27 Akzo Nv Dialysis membrane and its manufacture
FR2380052A1 (en) * 1977-02-11 1978-09-08 Akzo Nv DIALYSIS MEMBRANE FOR HEMODIALYSIS

Also Published As

Publication number Publication date
FR2444486A1 (en) 1980-07-18
LU81737A1 (en) 1980-01-24
IT1164715B (en) 1987-04-15
GB2038232B (en) 1983-01-06
GB2038232A (en) 1980-07-23
NL7907214A (en) 1980-06-25

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