ATE146375T1 - Halbdurchlässige gastrennungsmembranen, die nichtionische, oberflächenaktive mittel haben, die auf einer membranoberfläche oder innerhalb einer membran angeordnet sind und verfahren zu ihrer herstellung und verwendung - Google Patents

Halbdurchlässige gastrennungsmembranen, die nichtionische, oberflächenaktive mittel haben, die auf einer membranoberfläche oder innerhalb einer membran angeordnet sind und verfahren zu ihrer herstellung und verwendung

Info

Publication number
ATE146375T1
ATE146375T1 AT92918994T AT92918994T ATE146375T1 AT E146375 T1 ATE146375 T1 AT E146375T1 AT 92918994 T AT92918994 T AT 92918994T AT 92918994 T AT92918994 T AT 92918994T AT E146375 T1 ATE146375 T1 AT E146375T1
Authority
AT
Austria
Prior art keywords
membrane
semi
gas separation
production
methods
Prior art date
Application number
AT92918994T
Other languages
English (en)
Inventor
John A Jensvold
Tsungnan Cheng
Donald L Schmidt
Original Assignee
Mg Generon Inc
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 US07/748,493 external-priority patent/US5163977A/en
Priority claimed from US07/749,002 external-priority patent/US5141530A/en
Application filed by Mg Generon Inc filed Critical Mg Generon Inc
Application granted granted Critical
Publication of ATE146375T1 publication Critical patent/ATE146375T1/de

Links

Classifications

    • 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
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
    • B01D53/228—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion characterised by specific membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • B01D53/268—Drying gases or vapours by diffusion
    • 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
    • B01D67/00113—Pretreatment of the casting solutions, e.g. thermal treatment or ageing
    • 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
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • 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
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • 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
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/48—Polyesters
    • 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
    • B01D71/50—Polycarbonates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B01D2323/081—Heating
    • 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
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/38—Hydrophobic membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AT92918994T 1991-08-22 1992-08-21 Halbdurchlässige gastrennungsmembranen, die nichtionische, oberflächenaktive mittel haben, die auf einer membranoberfläche oder innerhalb einer membran angeordnet sind und verfahren zu ihrer herstellung und verwendung ATE146375T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/748,493 US5163977A (en) 1991-08-22 1991-08-22 Semi-permeable gas separation membranes containing non-ionic surfactants possessing improved resistance to thermal compaction and processes for making and using the same
US07/749,002 US5141530A (en) 1991-08-22 1991-08-22 Polycarbonate, polyester, and polyestercarbonate semi-permeable gas separation membranes possessing improved gas selectivity and recovery, and processes for making and using the same
US91144492A 1992-07-10 1992-07-10

Publications (1)

Publication Number Publication Date
ATE146375T1 true ATE146375T1 (de) 1997-01-15

Family

ID=27419367

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92918994T ATE146375T1 (de) 1991-08-22 1992-08-21 Halbdurchlässige gastrennungsmembranen, die nichtionische, oberflächenaktive mittel haben, die auf einer membranoberfläche oder innerhalb einer membran angeordnet sind und verfahren zu ihrer herstellung und verwendung

Country Status (7)

Country Link
EP (1) EP0601067B1 (de)
JP (1) JPH06509980A (de)
AT (1) ATE146375T1 (de)
CA (1) CA2116116C (de)
DE (1) DE69216096T2 (de)
DK (1) DK0601067T3 (de)
WO (1) WO1993003821A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19950457A1 (de) * 1999-10-20 2001-05-23 Messer Austria Gmbh Gumpoldski Vorrichtung und Verfahren zum Eintrag von Sauerstoff in Wasser mit einer Membran
DE102008029830B4 (de) * 2008-06-25 2014-02-27 Helmholtz-Zentrum Geesthacht Zentrum für Material- und Küstenforschung GmbH Verfahren zur Herstellung einer Membran, Membran und deren Verwendung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT381463B (de) * 1984-03-09 1986-10-27 Sleytr Uwe B Definierte poren aufweisende membran, verfahren zu ihrer herstellung und verwendung derselben
US4962131A (en) * 1987-11-06 1990-10-09 The Dow Chemical Company Composition useful in process for preparing powadir membranes from tetrahalobisphenol a polycarbonates
US4955993A (en) * 1987-12-07 1990-09-11 The Dow Chemical Company Semi-permeable hollow fiber gas separation membranes possessing a non-external discriminating region
US5000763A (en) * 1989-06-14 1991-03-19 The Dow Chemical Company Process for separating hydrogen from gas mixtures using a semi-permeable membrane consisting predominantly of polycarbonates derived from tetrahalobisphenols
US5032149A (en) * 1989-10-10 1991-07-16 E. I. Du Pont De Nemours And Company Surfactant treatment of polyaramide gas separation membranes

Also Published As

Publication number Publication date
EP0601067A1 (de) 1994-06-15
DE69216096T2 (de) 1997-06-05
CA2116116C (en) 2000-10-31
WO1993003821A1 (en) 1993-03-04
JPH06509980A (ja) 1994-11-10
EP0601067B1 (de) 1996-12-18
DK0601067T3 (da) 1997-06-16
DE69216096D1 (de) 1997-01-30

Similar Documents

Publication Publication Date Title
DE69434148D1 (de) Alkoholdehydrogenase, dafür kodierende DNA, Herstellung und Verfahren zur Herstellung von optisch aktiven Alkoholen
DE3581520D1 (de) Poroese membran mit hydrophiler oberflaeche und verfahren zu ihrer herstellung.
DE3875203D1 (de) Verfahren zur herstellung einer permselektiven, asymmetrischen membrane, verwendbar in der haemodialyse und die so hergestellten membrane.
DE69112076D1 (de) Nanofiltrationsmembran und verfahren zur herstellung.
DE3785147D1 (de) Membran aus regenerierter zellulose und verfahren zu ihrer herstellung.
DE3878899D1 (de) Poroese polytetrafluoraethylen-membran, trennvorrichtung unter verwendung dieser membran sowie verfahren zur herstellung.
DE58903874D1 (de) Integrale asymmetrische polyaethersulfonmembran, verfahren zur herstellung und verwendung zur ultrafiltration und mikrofiltration.
DE3774323D1 (de) Mikroporoese membran und verfahren zu ihrer herstellung.
DE3681302D1 (de) Verfahren zur herstellung einer hydrophilen poroesen membran.
DE3851572D1 (de) Polysulfon-Hohlfasermembran und Verfahren zu ihrer Herstellung.
DE3765741D1 (de) Keramische filtrationsmembran und verfahren zu deren herstellung.
DE3575870D1 (de) Semipermeable composit-membranen aus sulfoniertem polysulfon und verfahren zu ihrer herstellung.
DE3483677D1 (de) Wasserstoff-permeationswand, verfahren zur herstellung derselben und deren verwendung.
DE68923319D1 (de) Fluorkohlenstoff- Membranen und Verfahren zur Herstellung von Fluorkohlenstoff-Membranen.
DE3888681D1 (de) Hydrophile, poröse polyvinylidenfluoridmembran und verfahren zur herstellung.
DE3782128D1 (de) Verfahren und spinnloesung zur herstellung von asymmetrischen gastrennungsmembranen, deren haut einen dichtegradienten aufweist.
DE69102350D1 (de) Asymmetrische Hohlfadenmembran aus Kohlenstoff und Verfahren zu deren Herstellung.
DE3782217D1 (de) Wasserdichter gegenstand und verfahren zu seiner herstellung.
DE3586677D1 (de) Verfahren zur herstellung eines semipermeablen hohlfaser-membranelementes und ein semipermeabeles hohlfaser-membranelement.
DE69305120D1 (de) Hydrophobe, poröse Membranen, Verfahren zu ihrer Herstellung und deren Verwendung
DE3773001D1 (de) Hydrophilisierte poroese membran und verfahren zu ihrer herstellung.
DE3482704D1 (de) Verfahren zur herstellung einer integralasymmetrischen membran.
DE69300750D1 (de) Verfahren zur Herstellung von Hohlfasermembranbund.
DE69122754D1 (de) Verfahren zur herstellung von pvdf hohlfasermembranen
DE59008725D1 (de) Verfahren zur Herstellung einer Membran zur Mikrofiltration, Ultrafiltration, Pervaporation od. Umkehrosmose von Suspensionen, Emulsionen oder zur Gastrennung.

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties