DK145526C - Fremgangsmaade til fremstilling af en membran til omvendt osmose samt dens anvendelse til afsaltning af saltvand - Google Patents

Fremgangsmaade til fremstilling af en membran til omvendt osmose samt dens anvendelse til afsaltning af saltvand

Info

Publication number
DK145526C
DK145526C DK510573A DK510573A DK145526C DK 145526 C DK145526 C DK 145526C DK 510573 A DK510573 A DK 510573A DK 510573 A DK510573 A DK 510573A DK 145526 C DK145526 C DK 145526C
Authority
DK
Denmark
Prior art keywords
salting
membrane
procedure
preparation
application
Prior art date
Application number
DK510573A
Other languages
English (en)
Other versions
DK145526B (da
Inventor
J E Cadotte
Original Assignee
North Star Res & Dev
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 North Star Res & Dev filed Critical North Star Res & Dev
Publication of DK145526B publication Critical patent/DK145526B/da
Application granted granted Critical
Publication of DK145526C publication Critical patent/DK145526C/da

Links

Classifications

    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • 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
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/60—Polyamines
    • B01D71/601—Polyethylenimine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
DK510573A 1972-09-19 1973-09-18 Fremgangsmaade til fremstilling af en membran til omvendt osmose samt dens anvendelse til afsaltning af saltvand DK145526C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28759272A 1972-09-19 1972-09-19
US28759272 1972-09-19

Publications (2)

Publication Number Publication Date
DK145526B DK145526B (da) 1982-12-06
DK145526C true DK145526C (da) 1983-05-02

Family

ID=23103566

Family Applications (1)

Application Number Title Priority Date Filing Date
DK510573A DK145526C (da) 1972-09-19 1973-09-18 Fremgangsmaade til fremstilling af en membran til omvendt osmose samt dens anvendelse til afsaltning af saltvand

Country Status (8)

Country Link
JP (1) JPS5824447B2 (da)
AU (1) AU475380B2 (da)
CA (1) CA1030711A (da)
DE (1) DE2346659C2 (da)
DK (1) DK145526C (da)
FR (1) FR2200030B1 (da)
GB (1) GB1441014A (da)
IL (1) IL43201A (da)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2293960A2 (fr) * 1974-12-10 1976-07-09 Rhone Poulenc Ind Membranes
US4226673A (en) * 1976-03-15 1980-10-07 Champion International Corporation Color removal from paper and pulp mill aqueous effluents
JPS52127481A (en) * 1976-04-19 1977-10-26 Uop Inc Complex semipermeable membrane and the manufacture
US4125462A (en) * 1977-08-30 1978-11-14 Rohm And Haas Company Coated membranes
JPS5443882A (en) * 1977-09-14 1979-04-06 Nippon Zeon Co Ltd Preparation of semipermeable membrane
US4259183A (en) * 1978-11-07 1981-03-31 Midwest Research Institute Reverse osmosis membrane
JPS55134607A (en) * 1979-04-06 1980-10-20 Nippon Shokubai Kagaku Kogyo Co Ltd Semipermeable composite membrane with excellent performance and preparation thereof
US4337154A (en) * 1979-04-04 1982-06-29 Nippon Shokubai Kagaku Kogyo Co., Ltd. Crosslinked composite semipermeable membrane
IL70415A (en) * 1982-12-27 1987-07-31 Aligena Ag Semipermeable encapsulated membranes,their manufacture and their use
JPS6028803A (ja) * 1983-07-26 1985-02-14 Agency Of Ind Science & Technol 選択性透過膜及びその製造方法
JPS60105854U (ja) * 1983-12-23 1985-07-19 本田技研工業株式会社 気化器のフロ−ト弁
US4761234A (en) * 1985-08-05 1988-08-02 Toray Industries, Inc. Interfacially synthesized reverse osmosis membrane
JPH07178327A (ja) * 1993-11-12 1995-07-18 Nitto Denko Corp 複合半透膜及びその製造方法
WO2011097403A1 (en) 2010-02-04 2011-08-11 Dxv Water Technologies, Llc Water treatment systems and methods
JP5823761B2 (ja) * 2011-07-26 2015-11-25 ダイセン・メンブレン・システムズ株式会社 Ｎｆ膜及びその製造方法
US10513446B2 (en) 2014-10-10 2019-12-24 EcoDesal, LLC Depth exposed membrane for water extraction
CN112973460B (zh) * 2021-03-15 2022-07-08 中国石油大学(北京) 交联型共价有机骨架脱盐膜及其制备方法与应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3556305A (en) * 1968-03-28 1971-01-19 Amicon Corp Composite membrane and process for making same
FR2088598A5 (da) * 1970-04-17 1972-01-07 Anvar

Also Published As

Publication number Publication date
FR2200030A1 (da) 1974-04-19
DE2346659A1 (de) 1974-03-28
JPS5824447B2 (ja) 1983-05-21
AU475380B2 (en) 1976-08-19
FR2200030B1 (da) 1976-05-14
IL43201A0 (en) 1973-11-28
CA1030711A (en) 1978-05-09
DE2346659C2 (de) 1981-09-24
IL43201A (en) 1976-11-30
AU6034773A (en) 1975-03-20
DK145526B (da) 1982-12-06
JPS49133282A (da) 1974-12-20
GB1441014A (en) 1976-06-30

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Legal Events

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PUP Patent expired