WO2007084921A3 - Water permeable membranes and methods of making water permeable membranes - Google Patents

Water permeable membranes and methods of making water permeable membranes Download PDF

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Publication number
WO2007084921A3
WO2007084921A3 PCT/US2007/060641 US2007060641W WO2007084921A3 WO 2007084921 A3 WO2007084921 A3 WO 2007084921A3 US 2007060641 W US2007060641 W US 2007060641W WO 2007084921 A3 WO2007084921 A3 WO 2007084921A3
Authority
WO
WIPO (PCT)
Prior art keywords
water permeable
permeable membranes
methods
making
making water
Prior art date
Application number
PCT/US2007/060641
Other languages
French (fr)
Other versions
WO2007084921A2 (en
Inventor
Winston W S Ho
Original Assignee
Univ Ohio State Res Found
Winston W S Ho
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 Univ Ohio State Res Found, Winston W S Ho filed Critical Univ Ohio State Res Found
Publication of WO2007084921A2 publication Critical patent/WO2007084921A2/en
Publication of WO2007084921A3 publication Critical patent/WO2007084921A3/en
Priority to US12/174,951 priority Critical patent/US8196754B2/en

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
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • 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
    • B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
    • B01D61/362—Pervaporation
    • 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
    • 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
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/30—Cross-linking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Laminated Bodies (AREA)

Abstract

Water permeable membranes and methods of forming water permeable membranes are provided. The water permeable membranes comprise at least one hydrophilic and reactive additive.
PCT/US2007/060641 2006-01-17 2007-01-17 Water permeable membranes and methods of making water permeable membranes WO2007084921A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US12/174,951 US8196754B2 (en) 2007-01-17 2008-07-17 Water permeable membranes and methods of making water permeable membranes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US75959906P 2006-01-17 2006-01-17
US60/759,599 2006-01-17

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/174,951 Continuation-In-Part US8196754B2 (en) 2007-01-17 2008-07-17 Water permeable membranes and methods of making water permeable membranes

Publications (2)

Publication Number Publication Date
WO2007084921A2 WO2007084921A2 (en) 2007-07-26
WO2007084921A3 true WO2007084921A3 (en) 2007-12-13

Family

ID=38288380

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/060641 WO2007084921A2 (en) 2006-01-17 2007-01-17 Water permeable membranes and methods of making water permeable membranes

Country Status (1)

Country Link
WO (1) WO2007084921A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8196754B2 (en) 2007-01-17 2012-06-12 The Ohio States University Research Foundation Water permeable membranes and methods of making water permeable membranes
US8052776B2 (en) 2009-05-29 2011-11-08 Corning Incorporated Poly(amino-alcohol)-silica hybrid compositions and membranes
US11091597B2 (en) * 2017-05-23 2021-08-17 The Research Foundation For The State University Of New York Packaging material and methods of using the same
CN112808036A (en) * 2020-12-30 2021-05-18 中国科学院过程工程研究所 Gas dehumidification film and preparation method and application thereof
CN115364668A (en) * 2022-07-11 2022-11-22 浙江工业大学 Preparation method of high-permeability composite reverse osmosis membrane for seawater desalination

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277344A (en) * 1979-02-22 1981-07-07 Filmtec Corporation Interfacially synthesized reverse osmosis membrane
US5087367A (en) * 1987-12-02 1992-02-11 Japan Represented By Ministry Of International Trade And Industry, Director-General Basic Industries Bureau Hydrolyzed membrane and process for the preparation of the same
US6245234B1 (en) * 1999-06-03 2001-06-12 Saehan Industries Incorporation Composite polyamide reverse osmosis membrane and method of producing the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277344A (en) * 1979-02-22 1981-07-07 Filmtec Corporation Interfacially synthesized reverse osmosis membrane
US5087367A (en) * 1987-12-02 1992-02-11 Japan Represented By Ministry Of International Trade And Industry, Director-General Basic Industries Bureau Hydrolyzed membrane and process for the preparation of the same
US6245234B1 (en) * 1999-06-03 2001-06-12 Saehan Industries Incorporation Composite polyamide reverse osmosis membrane and method of producing the same

Also Published As

Publication number Publication date
WO2007084921A2 (en) 2007-07-26

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