ATE181679T1 - Herstellung poröser aramid-membranen - Google Patents

Herstellung poröser aramid-membranen

Info

Publication number
ATE181679T1
ATE181679T1 AT88901983T AT88901983T ATE181679T1 AT E181679 T1 ATE181679 T1 AT E181679T1 AT 88901983 T AT88901983 T AT 88901983T AT 88901983 T AT88901983 T AT 88901983T AT E181679 T1 ATE181679 T1 AT E181679T1
Authority
AT
Austria
Prior art keywords
resin
membranes
cast
production
aramid
Prior art date
Application number
AT88901983T
Other languages
English (en)
Inventor
Wolfgang J Wrasidlo
Original Assignee
Usf Filtration & Separations
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 US07/046,387 external-priority patent/US4900443A/en
Application filed by Usf Filtration & Separations filed Critical Usf Filtration & Separations
Application granted granted Critical
Publication of ATE181679T1 publication Critical patent/ATE181679T1/de

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
    • B01D71/56—Polyamides, e.g. polyester-amides
    • 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
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/15—Use of additives
    • B01D2323/16—Swelling agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/15—Use of additives
    • B01D2323/18—Pore-control agents or pore formers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02834—Pore size more than 0.1 and up to 1 µm

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AT88901983T 1987-05-06 1988-01-27 Herstellung poröser aramid-membranen ATE181679T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/046,387 US4900443A (en) 1980-03-14 1987-05-06 Porous aramid membranes and emulsions useful for the casting thereof

Publications (1)

Publication Number Publication Date
ATE181679T1 true ATE181679T1 (de) 1999-07-15

Family

ID=21943181

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88901983T ATE181679T1 (de) 1987-05-06 1988-01-27 Herstellung poröser aramid-membranen

Country Status (7)

Country Link
EP (1) EP0363364B1 (de)
JP (1) JPH03500734A (de)
KR (1) KR890701184A (de)
AT (1) ATE181679T1 (de)
AU (1) AU611424B2 (de)
DE (1) DE3856346D1 (de)
WO (1) WO1988008738A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59208013D1 (de) * 1991-10-26 1997-03-20 Hoechst Ag Semipermeable, poröse, asymmetrische Polyetheramidmembranen
US5562826A (en) * 1991-10-26 1996-10-08 Hoechst Aktiengesellschaft Semipermeable, porous, asymmetric polyether amide membranes
DE59206996D1 (de) * 1991-10-26 1996-10-02 Hoechst Ag Hydrophile, asymmetrische, chemikalienbeständige Polyaramidmembran
DE102010001482A1 (de) 2010-02-02 2011-08-04 Wacker Chemie AG, 81737 Verfahren zur Herstellung poröser Siliconformkörper
DE102012215881A1 (de) 2012-09-07 2014-03-13 Wacker Chemie Ag Poröse Membranen aus vernetzbaren Siliconzusammensetzungen
DE102012219544A1 (de) 2012-10-25 2014-04-30 Wacker Chemie Ag Poröse Membranen aus vernetzten Siliconzusammensetzungen
DE102013203127A1 (de) 2013-02-26 2014-08-28 Wacker Chemie Ag Poröse Membranen aus vernetztem thermoplastischem Siliconelastomer
DE102013213321A1 (de) 2013-07-08 2015-01-08 Wacker Chemie Ag Symmetrisch poröse Membranen aus aldehydvernetztem thermoplastischen Siliconelastomer
EP3085435A4 (de) * 2013-12-16 2017-10-11 Toray Industries, Inc. Herstellungsverfahren für halbdurchlässige membran und halbdurchlässige membran
CN117624714B (zh) * 2023-11-27 2025-05-30 天津工业大学 一种芳香族聚酰胺多孔膜及制备方法、包含其的二次电池

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3817386A (en) * 1972-05-03 1974-06-18 Westinghouse Electric Corp Reverse osmosis membranes from pyrrone polymer precursors
JPS5223346B2 (de) * 1972-08-30 1977-06-23
US4629563B1 (en) * 1980-03-14 1997-06-03 Memtec North America Asymmetric membranes
DE3220376A1 (de) * 1982-05-29 1983-12-01 Seitz-Filter-Werke Theo & Geo Seitz GmbH und Co, 6550 Bad Kreuznach Membranfilter fuer mikrofiltration und verfahren zu seiner herstellung
DE3342823A1 (de) * 1983-11-26 1985-06-05 Seitz-Filter-Werke Theo & Geo Seitz GmbH und Co, 6550 Bad Kreuznach Verfahren zum herstellen von filterelementen auf der basis von aromatischem polyamid

Also Published As

Publication number Publication date
WO1988008738A1 (en) 1988-11-17
KR890701184A (ko) 1989-12-19
DE3856346D1 (de) 1999-08-05
AU1340388A (en) 1988-12-06
EP0363364A1 (de) 1990-04-18
JPH03500734A (ja) 1991-02-21
EP0363364B1 (de) 1999-06-30
AU611424B2 (en) 1991-06-13

Similar Documents

Publication Publication Date Title
ATE215107T1 (de) Verfahren zur herstellung von polymerfolien für verwendung in brennstoffzellen
ATE181679T1 (de) Herstellung poröser aramid-membranen
MY8100327A (en) Asymmetric membranes of fluorine containing polymers and their production
ES403121A1 (es) Procedimiento para la preparacion de membranas anisotropas semipermeables de poliarileter-sulfonas sulfonadas.
DE69842074D1 (de) Verfahren zur Herstellung von hochasymmetrischen Ultrafiltrationsmembranen
ES403122A1 (es) Procedimiento para la preparacion de membranas anisotropas semipermeables de poliarileter-sulfonas sulfonadas.
DE3681143D1 (de) Filtermembran und verfahren zu ihrer herstellung.
EP0207721A3 (en) Anisotropic membranes for gas separation
JPS5417978A (en) Hydrophilic and porous composite structure and its production
EP0098392A3 (en) Filtration membrane and process for producing the membrane
SE8005380L (sv) Plasmaferes-membran samt sett att tillverka detta
EP0111663A3 (en) Membrane and process for producing the membrane
JPS5794310A (en) Production of semipermeable membrane made of polysulfone
JPS5670805A (en) Preparation of selectively permeable membrane for treating organic liquid
JPS6416843A (en) Hydrophilic porous membrane and production thereof
JPS5750508A (en) Permselective membrane and its production
JPS6434408A (en) Porous membrane of polytetrafluoroethylene-base resin and production thereof
JPS5382670A (en) Preparation of semipermeable membrane
AM Permeability of a locally produced membrane for artificial kidney
JPS5691814A (en) Manufacture of ultrafiltration film
JPS5750506A (en) Polysulfone semipermeable membrane and its production
JPS5592103A (en) Selective, material-permeable complex membrane and preparing the same
Muir Novel Polymer Membranes For Reverse Osmosis
JPS56129007A (en) Manufacture of composite semipermeable membrane
Sudak et al. Development of Chlorine Resistant Membrane, Asymmetric Polyimide Membrane and Porous Substrates