[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

IT1117773B - Perfezionamento nelle membrane di dialisi in cellulosa rigenerata - Google Patents

Perfezionamento nelle membrane di dialisi in cellulosa rigenerata

Info

Publication number
IT1117773B
IT1117773B IT49245/79A IT4924579A IT1117773B IT 1117773 B IT1117773 B IT 1117773B IT 49245/79 A IT49245/79 A IT 49245/79A IT 4924579 A IT4924579 A IT 4924579A IT 1117773 B IT1117773 B IT 1117773B
Authority
IT
Italy
Prior art keywords
improvement
regenerated cellulose
dialysis membranes
cellulose dialysis
membranes
Prior art date
Application number
IT49245/79A
Other languages
English (en)
Other versions
IT7949245A0 (it
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 IT7949245A0 publication Critical patent/IT7949245A0/it
Application granted granted Critical
Publication of IT1117773B publication Critical patent/IT1117773B/it

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
    • B01D71/08—Polysaccharides
    • B01D71/10—Cellulose; Modified cellulose
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/24—Dialysis ; Membrane extraction
    • B01D61/243—Dialysis
    • 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
    • B01D67/0083—Thermal after-treatment
    • 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
    • B01D67/0095—Drying
    • 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
    • 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
    • B01D69/14—Dynamic membranes
    • B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • B01D69/148—Organic/inorganic mixed matrix membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Urology & Nephrology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • External Artificial Organs (AREA)
IT49245/79A 1978-06-01 1979-05-30 Perfezionamento nelle membrane di dialisi in cellulosa rigenerata IT1117773B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2823985A DE2823985C2 (de) 1978-06-01 1978-06-01 Dialysemembran

Publications (2)

Publication Number Publication Date
IT7949245A0 IT7949245A0 (it) 1979-05-30
IT1117773B true IT1117773B (it) 1986-02-24

Family

ID=6040733

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49245/79A IT1117773B (it) 1978-06-01 1979-05-30 Perfezionamento nelle membrane di dialisi in cellulosa rigenerata

Country Status (13)

Country Link
US (1) US4610791A (it)
JP (1) JPS5813204B2 (it)
BE (1) BE876683A (it)
CA (1) CA1132311A (it)
CS (1) CS226188B2 (it)
DD (1) DD144006A5 (it)
DE (1) DE2823985C2 (it)
ES (1) ES481130A1 (it)
FR (1) FR2427120A1 (it)
GB (1) GB2022117B (it)
IT (1) IT1117773B (it)
NL (1) NL7904201A (it)
SE (1) SE7904760L (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI71573C (fi) * 1979-06-15 1987-01-19 Akzo Nv Foerfarande och anordning foer minskning av jaesta dryckers alkoholhalt genom dialys.
DE3021943A1 (de) * 1980-06-12 1982-01-21 Akzo Gmbh, 5600 Wuppertal Dialysemembran aus cellulose
US4444663A (en) * 1980-09-16 1984-04-24 Terumo Corporation Membrane and method for manufacture thereof
DE3042110A1 (de) * 1980-11-07 1982-06-16 Akzo Gmbh, 5600 Wuppertal Mikroporoese cellulosemembran
US4581140A (en) * 1981-11-25 1986-04-08 Asahi Kasei Kogyo Kabushiki Kaisha Porous regenerated cellulose membrane and process for the preparation thereof
JPS59150501A (ja) * 1983-02-18 1984-08-28 Terumo Corp 透析用中空繊維
DE3317037A1 (de) * 1983-05-10 1984-11-15 Hoechst Ag, 6230 Frankfurt Membran aus regenerierter cellulose mit verbesserrten diffusionseigenschaften und verfahren zur herstellung
SE8303413L (sv) * 1983-06-15 1984-12-16 Gambro Dialysatoren Sett att behandla en cellulosahalfiber
US4778688A (en) * 1985-10-11 1988-10-18 Sepracor, Inc. Production of low-ethanol beverages by membrane extraction
US5013447A (en) * 1989-07-19 1991-05-07 Sepracor Process of treating alcoholic beverages by vapor-arbitrated pervaporation
US4933198A (en) * 1985-10-11 1990-06-12 Lee Eric K L Production of low-ethanol beverage by membrane extraction
DE3785147T2 (de) * 1986-11-07 1996-09-19 Asahi Chemical Ind Membran aus regenerierter Zellulose und Verfahren zu ihrer Herstellung.
WO1989001967A1 (en) * 1987-09-03 1989-03-09 Brown University Research Foundation Blood purification with cultured renal cells
US4963265A (en) * 1988-05-06 1990-10-16 Applied Immunesciences, Inc. Plasma processing device with anaphylatoxin remover
DE3826468A1 (de) * 1988-08-04 1990-02-15 Akzo Gmbh Dialysemembran fuer die haemodialyse aus regenerierter, modifizierter cellulose
DE4038247A1 (de) * 1990-11-30 1992-06-04 Akzo Gmbh Cellulosedialysehohlfaden
US5938928A (en) * 1991-08-01 1999-08-17 Nonap Pty. Ltd. Osmotic distillation process using a membrane laminate
EP0550879B1 (de) * 1992-01-07 1997-03-12 Akzo Nobel N.V. Verfahren zum Beschichten cellulosischer Membranen
US5480552A (en) * 1992-01-10 1996-01-02 Baxter International Inc. Method for concentrating a solute with an oscillating filtration device
US5240614A (en) * 1992-01-10 1993-08-31 Baxter International Inc. Process for removing unwanted materials from fluids and for producing biological products
US5817359A (en) * 1992-04-30 1998-10-06 Palassa Pty. Ltd. Methods for dealcoholization employing perstration
EP0570826A1 (de) * 1992-05-20 1993-11-24 Akzo Nobel N.V. Celluloseacetatmembranen
CA2165221C (en) * 1994-12-16 2003-09-23 Kazuhisa Shibata Module for blood purification, blood purification membrane and its production
US5824223A (en) * 1995-11-08 1998-10-20 Rentiers Machinery Proprietary Ltd. Methods and apparatus for osmotic distillation
US6112908A (en) * 1998-02-11 2000-09-05 Rentiers Machinery Pty, Ltd. Membrane laminates and methods for their preparation
US7241272B2 (en) * 2001-11-13 2007-07-10 Baxter International Inc. Method and composition for removing uremic toxins in dialysis processes
WO2009117558A2 (en) * 2008-03-20 2009-09-24 Baxter International Inc. Destruction of microbial products by enzymatic digestion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2116067B2 (de) * 1970-04-09 1980-06-26 Union Carbide Corp., New York, N.Y. (V.St.A.) Dialysenmembranen und Verfahren zu ihrer Herstellung
GB1349394A (en) * 1970-09-18 1974-04-03 Gen Electric Preswelled cellulose films and process 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
JPS5040168A (it) * 1973-08-01 1975-04-12
IL52259A (en) * 1976-06-22 1981-02-27 Akzo Nv Dialysis membrane and its manufacture

Also Published As

Publication number Publication date
JPS54158380A (en) 1979-12-14
CS226188B2 (en) 1984-03-19
IT7949245A0 (it) 1979-05-30
FR2427120B1 (it) 1982-10-29
DE2823985A1 (de) 1979-12-13
GB2022117A (en) 1979-12-12
GB2022117B (en) 1982-09-02
DE2823985C2 (de) 1986-01-02
FR2427120A1 (fr) 1979-12-28
JPS5813204B2 (ja) 1983-03-12
ES481130A1 (es) 1980-01-16
CA1132311A (en) 1982-09-28
DD144006A5 (de) 1980-09-24
SE7904760L (sv) 1979-12-02
BE876683A (fr) 1979-09-17
NL7904201A (nl) 1979-12-04
US4610791A (en) 1986-09-09

Similar Documents

Publication Publication Date Title
IT1117773B (it) Perfezionamento nelle membrane di dialisi in cellulosa rigenerata
DK273277A (da) Dialysemembran til hemodialyse
DE3066996D1 (en) Porous semipermeable cellulose acetate membranes modified by ionic groups, process for their production and their use
DK198179A (da) Dialyseoploesning
IT8026517A0 (it) Emodialisi ed emoultra filtrazione fibre cave poliuretaniche ,partico larmente utili per dialisi renale,
IT7948129A0 (it) Perfezionamento nei sistemi di emofiltrazione extracorporea
BE847969A (fr) Dialyse en fibres creuses,
JPS54145381A (en) Hydrated cellulose based asymmetric ultraafiltration membrane
IT8050066A0 (it) Perfezionamento nelle fibre cave semipermeabili cellulosiche per dialisi osmosi ultrafiltrazione o simili altre operazioni
IT7950414A0 (it) Perfezionamento nelle membrane di dialisi in cellulosa e procedimentodi produzione
NL7903451A (nl) Ultrafiltratiemembranen en werkwijze ter vervaardiging daarvan.
DK96677A (da) Polycarbonatmembraner til brug ved hemodialyse
JPS5549107A (en) Dialysis membrane in cellulose and its preparation
IT1142925B (it) Membrana di cellulosa microporosa e procedimento per la sua produzione
JPS5549109A (en) Dialysis membrane in cellulose and its preparation
IT7950416A0 (it) Perfezionamento nelle membrane di dialisi in cellulosa e procedimentodi preparazione
JPS5549108A (en) Dialysis membrane in hollow fiber type cellulose and its preparation
IT8419706A0 (it) Fibra cava per dialisi.
IT8147856A0 (it) Perfezionamento nelle membrane per plasmaferesi e procedimento per laloro produzione
IT7950417A0 (it) Perfezionamento nelle membrane di dialisi in forma di filo cavo in cellulosa rigenerata
IT1069300B (it) Perfezionamento nei filtri a membrana
IT1164713B (it) Perfezionamento nelle membrane di dialisi in cellulosa e procedimento per la loro produzione
IT1130229B (it) Membrane di cellulosa rigenerata al cuprammonio e metodo di preparazione delle stesse
IT8023071A0 (it) Macchina da dialisi.
BE855651A (fr) Membrane de dialyse pour hemodialyse

Legal Events

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

Effective date: 19960405