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DE69725039D1 - Hochdurchlässige zusammengesetzte Umkehrosmosemembranen und Membranmodul für die Umkehrosmose mit einer derartigen Membran - Google Patents

Hochdurchlässige zusammengesetzte Umkehrosmosemembranen und Membranmodul für die Umkehrosmose mit einer derartigen Membran

Info

Publication number
DE69725039D1
DE69725039D1 DE69725039T DE69725039T DE69725039D1 DE 69725039 D1 DE69725039 D1 DE 69725039D1 DE 69725039 T DE69725039 T DE 69725039T DE 69725039 T DE69725039 T DE 69725039T DE 69725039 D1 DE69725039 D1 DE 69725039D1
Authority
DE
Germany
Prior art keywords
reverse osmosis
membrane
highly permeable
permeable composite
membrane module
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.)
Revoked
Application number
DE69725039T
Other languages
English (en)
Other versions
DE69725039T2 (de
Inventor
Masahiko Hirose
Hiroki Ito
Tomomi Ohara
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13275002&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69725039(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nitto Denko Corp filed Critical Nitto Denko Corp
Publication of DE69725039D1 publication Critical patent/DE69725039D1/de
Application granted granted Critical
Publication of DE69725039T2 publication Critical patent/DE69725039T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE69725039T 1996-03-21 1997-03-21 Hochdurchlässige zusammengesetzte Umkehrosmosemembranen und Membranmodul für die Umkehrosmose mit einer derartigen Membran Revoked DE69725039T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP06502496A JP3681214B2 (ja) 1996-03-21 1996-03-21 高透過性複合逆浸透膜
JP6502496 1996-03-21

Publications (2)

Publication Number Publication Date
DE69725039D1 true DE69725039D1 (de) 2003-10-30
DE69725039T2 DE69725039T2 (de) 2004-07-08

Family

ID=13275002

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69725039T Revoked DE69725039T2 (de) 1996-03-21 1997-03-21 Hochdurchlässige zusammengesetzte Umkehrosmosemembranen und Membranmodul für die Umkehrosmose mit einer derartigen Membran

Country Status (5)

Country Link
US (1) US6024873A (de)
EP (1) EP0798036B1 (de)
JP (1) JP3681214B2 (de)
CN (1) CN1104939C (de)
DE (1) DE69725039T2 (de)

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CN104918688B (zh) 2013-01-14 2016-12-14 陶氏环球技术有限责任公司 包含经取代苯甲酰胺单体的复合聚酰胺膜
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US8999449B2 (en) 2013-03-27 2015-04-07 Dow Global Technologies Llc Composite polyamide membrane derived from aromatic monomer including anhydride and sulfonyl halide functional groups
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EP3077089B1 (de) 2013-12-02 2018-02-28 Dow Global Technologies LLC Herstellungsmethode für eine mit dihydroxyarylverbindungen und salpetriger säure behandelte polyamid-verbundmembran
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KR102067861B1 (ko) * 2016-10-13 2020-01-17 주식회사 엘지화학 역삼투막 제조용 조성물, 이를 이용한 역삼투막 제조방법, 역삼투막 및 수처리 모듈
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Also Published As

Publication number Publication date
JPH09253455A (ja) 1997-09-30
JP3681214B2 (ja) 2005-08-10
US6024873A (en) 2000-02-15
DE69725039T2 (de) 2004-07-08
EP0798036A2 (de) 1997-10-01
CN1104939C (zh) 2003-04-09
CN1170627A (zh) 1998-01-21
EP0798036A3 (de) 1998-06-10
EP0798036B1 (de) 2003-09-24

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