ATE117912T1 - Verfahren zur herstellung einer mikroporösen membran und eine solche membran. - Google Patents

Verfahren zur herstellung einer mikroporösen membran und eine solche membran.

Info

Publication number
ATE117912T1
ATE117912T1 AT90200879T AT90200879T ATE117912T1 AT E117912 T1 ATE117912 T1 AT E117912T1 AT 90200879 T AT90200879 T AT 90200879T AT 90200879 T AT90200879 T AT 90200879T AT E117912 T1 ATE117912 T1 AT E117912T1
Authority
AT
Austria
Prior art keywords
membrane
hydrophilic polymer
leaching
mixture
coagulation bath
Prior art date
Application number
AT90200879T
Other languages
English (en)
Inventor
Hendrik Dirk Willem Roesink
Marcellinus Hendrikus V Mulder
Cornelis Antonius Smolders
Dirk Marinus Koenhen
Original Assignee
X Flow Bv
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19854581&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE117912(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by X Flow Bv filed Critical X Flow Bv
Application granted granted Critical
Publication of ATE117912T1 publication Critical patent/ATE117912T1/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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0016—Coagulation
    • 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
    • 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
    • B01D69/02—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
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/04—Hydrophobization
    • 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
    • B01D2323/30—Cross-linking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/36—Hydrophilic membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
AT90200879T 1989-04-28 1990-04-10 Verfahren zur herstellung einer mikroporösen membran und eine solche membran. ATE117912T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8901090A NL8901090A (nl) 1989-04-28 1989-04-28 Werkwijze voor het vervaardigen van een microporeus membraan en een dergelijk membraan.

Publications (1)

Publication Number Publication Date
ATE117912T1 true ATE117912T1 (de) 1995-02-15

Family

ID=19854581

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90200879T ATE117912T1 (de) 1989-04-28 1990-04-10 Verfahren zur herstellung einer mikroporösen membran und eine solche membran.

Country Status (11)

Country Link
US (1) US5076925A (de)
EP (1) EP0395133B1 (de)
JP (1) JP3196029B2 (de)
AT (1) ATE117912T1 (de)
CA (1) CA2015413C (de)
DE (1) DE69016491T2 (de)
DK (1) DK0395133T3 (de)
ES (1) ES2070263T3 (de)
GR (1) GR3015885T3 (de)
HK (1) HK1007697A1 (de)
NL (1) NL8901090A (de)

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CA2579168C (en) 2004-09-07 2015-06-23 Siemens Water Technologies Corp. Membrane filtration with reduced volume cleaning step
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US8377305B2 (en) 2004-09-15 2013-02-19 Siemens Industry, Inc. Continuously variable aeration
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US9764288B2 (en) 2007-04-04 2017-09-19 Evoqua Water Technologies Llc Membrane module protection
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Also Published As

Publication number Publication date
ES2070263T3 (es) 1995-06-01
US5076925A (en) 1991-12-31
CA2015413C (en) 1997-02-25
JPH02302449A (ja) 1990-12-14
HK1007697A1 (en) 1999-04-23
EP0395133A1 (de) 1990-10-31
CA2015413A1 (en) 1990-10-28
NL8901090A (nl) 1990-11-16
EP0395133B1 (de) 1995-02-01
DK0395133T3 (da) 1995-07-10
GR3015885T3 (en) 1995-07-31
DE69016491D1 (de) 1995-03-16
JP3196029B2 (ja) 2001-08-06
DE69016491T2 (de) 1995-08-24

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