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DE69534096D1 - Hochpermeable Umkehrosmose-Verbundmembran, Verfahren zu deren Herstellung und Verfahren zu deren Verwendung - Google Patents

Hochpermeable Umkehrosmose-Verbundmembran, Verfahren zu deren Herstellung und Verfahren zu deren Verwendung

Info

Publication number
DE69534096D1
DE69534096D1 DE69534096T DE69534096T DE69534096D1 DE 69534096 D1 DE69534096 D1 DE 69534096D1 DE 69534096 T DE69534096 T DE 69534096T DE 69534096 T DE69534096 T DE 69534096T DE 69534096 D1 DE69534096 D1 DE 69534096D1
Authority
DE
Germany
Prior art keywords
preparation
reverse osmosis
composite membrane
high permeability
osmosis composite
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69534096T
Other languages
English (en)
Other versions
DE69534096T2 (de
Inventor
Masahiko Hirose
Hiroki Ito
Masatoshi Maeda
Kazuo Tanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
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 Nitto Denko Corp filed Critical Nitto Denko Corp
Application granted granted Critical
Publication of DE69534096D1 publication Critical patent/DE69534096D1/de
Publication of DE69534096T2 publication Critical patent/DE69534096T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B01D61/026—Reverse osmosis; Hyperfiltration comprising multiple reverse osmosis steps
    • 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
    • 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
    • B01D69/1214—Chemically bonded layers, e.g. cross-linking
    • 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
    • B01D69/1251—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction by interfacial polymerisation
    • 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)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE69534096T 1994-12-22 1995-12-20 Hochpermeable Umkehrosmose-Verbundmembran, Verfahren zu deren Herstellung und Verfahren zu deren Verwendung Expired - Lifetime DE69534096T2 (de)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP31971794 1994-12-22
JP31971794 1994-12-22
JP31971894 1994-12-22
JP31971894 1994-12-22
JP17745595 1995-07-13
JP17745595 1995-07-13
JP18118695 1995-07-18
JP18118695 1995-07-18

Publications (2)

Publication Number Publication Date
DE69534096D1 true DE69534096D1 (de) 2005-04-28
DE69534096T2 DE69534096T2 (de) 2006-02-02

Family

ID=27474766

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69534096T Expired - Lifetime DE69534096T2 (de) 1994-12-22 1995-12-20 Hochpermeable Umkehrosmose-Verbundmembran, Verfahren zu deren Herstellung und Verfahren zu deren Verwendung

Country Status (3)

Country Link
US (2) US5614099A (de)
EP (1) EP0718030B1 (de)
DE (1) DE69534096T2 (de)

Families Citing this family (126)

* Cited by examiner, † Cited by third party
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CN115090129A (zh) * 2021-09-13 2022-09-23 浙江美易膜科技有限公司 硅胶纳米颗粒抗污染层、具有该抗污染层的复合纳滤膜及其制备方法
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US5843351A (en) 1998-12-01
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US5614099A (en) 1997-03-25
EP0718030A2 (de) 1996-06-26

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