DK403876A - Membran til omvendt osmose samt fremgangsmade til fremstilling af denne - Google Patents

Membran til omvendt osmose samt fremgangsmade til fremstilling af denne

Info

Publication number
DK403876A
DK403876A DK403876A DK403876A DK403876A DK 403876 A DK403876 A DK 403876A DK 403876 A DK403876 A DK 403876A DK 403876 A DK403876 A DK 403876A DK 403876 A DK403876 A DK 403876A
Authority
DK
Denmark
Prior art keywords
preparing
reverse osmose
osmose membrane
membrane
reverse
Prior art date
Application number
DK403876A
Other languages
Danish (da)
English (en)
Inventor
A Franceschini
G Fidilio
A Balestrini
Original Assignee
Fiat Spa
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 Fiat Spa filed Critical Fiat Spa
Publication of DK403876A publication Critical patent/DK403876A/da

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
    • B01D71/30—Polyalkenyl halides
    • B01D71/301—Polyvinylchloride
    • 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
    • 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
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • 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
    • B01D2325/0233—Asymmetric membranes with clearly distinguishable layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DK403876A 1975-09-11 1976-09-08 Membran til omvendt osmose samt fremgangsmade til fremstilling af denne DK403876A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT69263/75A IT1047997B (it) 1975-09-11 1975-09-11 Membrana per osmosi inversa e procedimento per la sua fabbricazione

Publications (1)

Publication Number Publication Date
DK403876A true DK403876A (da) 1977-03-12

Family

ID=11311696

Family Applications (1)

Application Number Title Priority Date Filing Date
DK403876A DK403876A (da) 1975-09-11 1976-09-08 Membran til omvendt osmose samt fremgangsmade til fremstilling af denne

Country Status (6)

Country Link
DE (1) DE2638016C3 (enExample)
DK (1) DK403876A (enExample)
FR (1) FR2323726A1 (enExample)
GB (1) GB1526118A (enExample)
IT (1) IT1047997B (enExample)
SE (1) SE7609167L (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5890971B2 (ja) * 2011-06-16 2016-03-22 積水化学工業株式会社 高分子水処理膜及び水処理方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1396091A (en) * 1971-02-18 1975-05-29 Babcock & Wilcox Ltd Semi-permeable membranes

Also Published As

Publication number Publication date
DE2638016A1 (de) 1977-07-28
DE2638016C3 (de) 1982-04-15
GB1526118A (en) 1978-09-27
DE2638016B2 (de) 1981-04-30
SE7609167L (sv) 1977-03-12
FR2323726B1 (enExample) 1980-12-26
FR2323726A1 (fr) 1977-04-08
IT1047997B (it) 1980-10-20

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