DE69924085D1 - Hochdurchlässige, Komposit-Umkehrosmosemembran und Verfahren zu deren Herstellung - Google Patents

Hochdurchlässige, Komposit-Umkehrosmosemembran und Verfahren zu deren Herstellung

Info

Publication number
DE69924085D1
DE69924085D1 DE69924085T DE69924085T DE69924085D1 DE 69924085 D1 DE69924085 D1 DE 69924085D1 DE 69924085 T DE69924085 T DE 69924085T DE 69924085 T DE69924085 T DE 69924085T DE 69924085 D1 DE69924085 D1 DE 69924085D1
Authority
DE
Germany
Prior art keywords
preparation
reverse osmosis
osmosis membrane
highly permeable
permeable 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 - Fee Related
Application number
DE69924085T
Other languages
English (en)
Other versions
DE69924085T2 (de
Inventor
Masahiko Hirose
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
Publication of DE69924085D1 publication Critical patent/DE69924085D1/de
Application granted granted Critical
Publication of DE69924085T2 publication Critical patent/DE69924085T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B01D71/38—Polyalkenylalcohols; Polyalkenylesters; Polyalkenylethers; Polyalkenylaldehydes; Polyalkenylketones; Polyalkenylacetals; Polyalkenylketals
    • B01D71/381—Polyvinylalcohol
    • 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
    • B01D71/38—Polyalkenylalcohols; Polyalkenylesters; Polyalkenylethers; Polyalkenylaldehydes; Polyalkenylketones; Polyalkenylacetals; Polyalkenylketals
    • 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
    • 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
    • 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
    • B01D71/56—Polyamides, e.g. polyester-amides
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE69924085T 1998-12-21 1999-12-21 Hochdurchlässige Komposit-Umkehrosmosemembran und Verfahren zu deren Herstellung Expired - Fee Related DE69924085T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP36306998 1998-12-21
JP36306998 1998-12-21

Publications (2)

Publication Number Publication Date
DE69924085D1 true DE69924085D1 (de) 2005-04-14
DE69924085T2 DE69924085T2 (de) 2005-08-11

Family

ID=18478430

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69924085T Expired - Fee Related DE69924085T2 (de) 1998-12-21 1999-12-21 Hochdurchlässige Komposit-Umkehrosmosemembran und Verfahren zu deren Herstellung

Country Status (4)

Country Link
US (1) US6837381B2 (de)
EP (1) EP1013337B1 (de)
CN (1) CN1243600C (de)
DE (1) DE69924085T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006102624A (ja) * 2004-10-05 2006-04-20 Nitto Denko Corp 逆浸透膜及びその製造方法
US7727434B2 (en) * 2005-08-16 2010-06-01 General Electric Company Membranes and methods of treating membranes
US20090139650A1 (en) * 2005-10-31 2009-06-04 General Electric Company Reverse osmosis membrane and membrane stack assembly
JP5151152B2 (ja) * 2006-03-29 2013-02-27 栗田工業株式会社 ナノろ過膜又は逆浸透膜の阻止率向上剤、阻止率向上方法、ナノろ過膜又は逆浸透膜、水処理方法、及び、水処理装置
CN100460048C (zh) * 2006-12-01 2009-02-11 北京工业大学 耐污染改性pva复合膜的制备方法
US8147735B2 (en) * 2008-07-09 2012-04-03 Eltron Research & Development, Inc. Semipermeable polymers and method for producing same
US8286803B2 (en) * 2009-06-18 2012-10-16 The Boeing Company Methods and systems for incorporating carbon nanotubes into thin film composite reverse osmosis membranes
GB201012083D0 (en) 2010-07-19 2010-09-01 Imp Innovations Ltd Thin film composite membranes for separation
US20120145634A1 (en) * 2010-12-10 2012-06-14 Water Intellectual Properties, Inc. High Efficiency Water Purification System
GB201117950D0 (en) 2011-10-18 2011-11-30 Imp Innovations Ltd Membranes for separation
CN103537205B (zh) * 2013-09-27 2016-03-16 中国科学院广州化学研究所 一种芳纶ⅲ/聚乙烯醇共混气体分离膜及其制备方法
CN103537198B (zh) * 2013-09-27 2016-06-29 中国科学院广州化学研究所 一种Kevlar纳米纤维多孔膜及其制备方法与应用
US10384167B2 (en) 2013-11-21 2019-08-20 Oasys Water LLC Systems and methods for improving performance of osmotically driven membrane systems
CN105457494B (zh) * 2014-09-09 2018-02-13 贵阳时代沃顿科技有限公司 一种纳米结构高通量海水淡化反渗透膜及其制备方法
WO2016130687A1 (en) * 2015-02-10 2016-08-18 Oasys Water, Inc. Systems and methods for improving performance of osmotically driven membrane systems
CN105664741B (zh) * 2016-03-07 2018-02-13 浙江工业大学 一种反渗透复合膜及其制备方法
CN112370976B (zh) * 2020-11-23 2022-10-25 天津工业大学 一种界面增强型复合纳滤膜及其制备方法
CN114307677A (zh) * 2022-02-17 2022-04-12 天津工业大学 一种醇类化合物制备抗污染复合纳滤膜的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287298A (en) * 1962-12-28 1966-11-22 Dal Mon Research Co Oxygen-convertible block copolymers of polymeric dianions
JPS5554004A (en) * 1978-10-18 1980-04-21 Teijin Ltd Selective permeable membrane and its manufacturing
JPS5695304A (en) * 1979-12-28 1981-08-01 Teijin Ltd Perm selective composite membrane and its production
JPS5727102A (en) * 1980-07-28 1982-02-13 Nitto Electric Ind Co Ltd Composite semipermeable membrane and its production
DE3170223D1 (en) * 1981-01-13 1985-06-05 Teijin Ltd Ion-permeable composite membrane and its use in selective separation
US4880545A (en) * 1988-11-18 1989-11-14 Uop Ultra-filtration membranes and a method for the separation of sugars using the same
JP3006976B2 (ja) * 1993-06-24 2000-02-07 日東電工株式会社 高透過性複合逆浸透膜の製造方法
JPH0810595A (ja) * 1994-06-29 1996-01-16 Nitto Denko Corp 複合逆浸透膜
US5614099A (en) * 1994-12-22 1997-03-25 Nitto Denko Corporation Highly permeable composite reverse osmosis membrane, method of producing the same, and method of using the same

Also Published As

Publication number Publication date
US6837381B2 (en) 2005-01-04
CN1243600C (zh) 2006-03-01
EP1013337A3 (de) 2000-08-09
EP1013337B1 (de) 2005-03-09
CN1261547A (zh) 2000-08-02
DE69924085T2 (de) 2005-08-11
US20020060185A1 (en) 2002-05-23
EP1013337A2 (de) 2000-06-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee