IT1164714B - Perfezionamento nelle membrane di dialisi in cellulosa e procedimento di preparazione - Google Patents

Perfezionamento nelle membrane di dialisi in cellulosa e procedimento di preparazione

Info

Publication number: IT1164714B
Authority: IT; Italy
Prior art keywords: perfection; preparation procedure; dialysis membranes; cellulose dialysis; cellulose
Prior art date: 1978-10-02

Application number

IT50416/79A

Other languages

English (en)

Other versions

IT7950416A0 (it

Inventor

Werner Henne

Gustav Dunweg

Werner Bandel

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.)

1978-10-02

Filing date

1979-10-01

Publication date

1987-04-15

1978-10-02 Priority claimed from DE7829409U external-priority patent/DE7829409U1/de

1978-10-02 Priority claimed from DE19782842836 external-priority patent/DE2842836A1/de

1978-10-02 Priority claimed from DE19782842958 external-priority patent/DE2842958A1/de

1979-02-21 Priority claimed from DE2906576A external-priority patent/DE2906576C2/de

1979-10-01 Application filed by Akzo Nv filed Critical Akzo Nv

1979-10-01 Publication of IT7950416A0 publication Critical patent/IT7950416A0/it

1987-04-15 Application granted granted Critical

1987-04-15 Publication of IT1164714B publication Critical patent/IT1164714B/it

Links

229920002678 cellulose Polymers 0.000 title 1
239000001913 cellulose Substances 0.000 title 1
238000000502 dialysis Methods 0.000 title 1
239000012528 membrane Substances 0.000 title 1
238000000034 method Methods 0.000 title 1
238000002360 preparation method Methods 0.000 title 1

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)
External Artificial Organs (AREA)

IT50416/79A 1978-10-02 1979-10-01 Perfezionamento nelle membrane di dialisi in cellulosa e procedimento di preparazione IT1164714B (it)

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
DE7829409U DE7829409U1 (de)	1978-10-02	1978-10-02	Dialysemembranhohlfaden mit größerer Austauschfläche
DE19782842836 DE2842836A1 (de)	1978-10-02	1978-10-02	Profilierte dialysemembranhohlfaeden
DE19782842958 DE2842958A1 (de)	1978-10-02	1978-10-02	Dialysehohlfadenmembran mit laengswellen
DE7838339		1978-12-23
DE2906576A DE2906576C2 (de)	1978-10-02	1979-02-21	Verfahren zum Spinnen von Hohlfäden

Publications (2)

Publication Number	Publication Date
IT7950416A0 IT7950416A0 (it)	1979-10-01
IT1164714B true IT1164714B (it)	1987-04-15

Family

ID=27510545

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT50416/79A IT1164714B (it)	1978-10-02	1979-10-01	Perfezionamento nelle membrane di dialisi in cellulosa e procedimento di preparazione

Country Status (5)

Country	Link
FR (1)	FR2437858A1 (it)
GB (1)	GB2033829B (it)
IT (1)	IT1164714B (it)
LU (1)	LU81736A1 (it)
NL (1)	NL7907211A (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1140712B (it) *	1979-03-12	1986-10-01	Extracorporeal Med Spec	Fibre cave a sezione disuniforme
DE3301268A1 (de) *	1983-01-17	1984-07-26	Akzo Gmbh, 5600 Wuppertal	Verfahren und vorrichtung zum herstellen von hohlfadenbuendeln
US4671809A (en) *	1984-06-05	1987-06-09	Nippon Steel Corporation	Gas separation module
JPS6157204A (ja) *	1984-08-27	1986-03-24	Terumo Corp	透析用中空糸及びその製造方法
EP0321447B1 (en) *	1984-11-16	1994-04-06	Teijin Limited	Cellulose type hollow fibers
CA1272139C (en) *	1984-11-16	1990-07-31		FLUID SEPARATOR, HOLLOW FIBERS USED FOR ITS MANUFACTURE, AND PREPARATION OF SAID HOLLOW FIBERS
GB2524024A (en) *	2014-03-11	2015-09-16	Univ Dublin	An aerated biofilm reactor fibre membrane

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DD14882A (it) *	1957-05-06	1900-01-01
GB886313A (en) *	1958-02-27	1962-01-03	Inst Textiltechnologie Der Che	A method of and apparatus for producing hollow threads, bands, tubes and the like from synthetic thermoplastic materials
US3605162A (en) *	1969-03-14	1971-09-20	Ind Brush Co	Brush filament and construction therefor
US3888771A (en) *	1972-06-02	1975-06-10	Asahi Chemical Ind	Hollow fibers of cuprammonium cellulose and a process of the manufacture of same
GB1442754A (en) *	1972-06-28	1976-07-14	Nat Res Dev	Apparatus for and method of effecting heat or mass transfer berween fluids
IL52259A (en) *	1976-06-22	1981-02-27	Akzo Nv	Dialysis membrane and its manufacture
FR2380052A1 (fr) *	1977-02-11	1978-09-08	Akzo Nv	Membrane de dialyse pour l'hemodialyse

1979
- 1979-09-28 NL NL7907211A patent/NL7907211A/nl not_active Application Discontinuation
- 1979-09-28 LU LU81736A patent/LU81736A1/de unknown
- 1979-10-01 FR FR7924429A patent/FR2437858A1/fr active Granted
- 1979-10-01 IT IT50416/79A patent/IT1164714B/it active
- 1979-10-02 GB GB7934084A patent/GB2033829B/en not_active Expired

Also Published As

Publication number	Publication date
FR2437858B1 (it)	1983-11-04
GB2033829B (en)	1982-12-08
FR2437858A1 (fr)	1980-04-30
IT7950416A0 (it)	1979-10-01
NL7907211A (nl)	1980-04-08
LU81736A1 (de)	1980-01-24
GB2033829A (en)	1980-05-29

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