EP3774004A4 - ASYMMETRICAL COMPOSITE MEMBRANES AND MODIFIED SUBSTRATES USED IN THEIR PREPARATION - Google Patents

ASYMMETRICAL COMPOSITE MEMBRANES AND MODIFIED SUBSTRATES USED IN THEIR PREPARATION Download PDF

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Publication number
EP3774004A4
EP3774004A4 EP19777936.6A EP19777936A EP3774004A4 EP 3774004 A4 EP3774004 A4 EP 3774004A4 EP 19777936 A EP19777936 A EP 19777936A EP 3774004 A4 EP3774004 A4 EP 3774004A4
Authority
EP
European Patent Office
Prior art keywords
preparation
substrates used
composite membranes
modified substrates
asymmetric 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.)
Pending
Application number
EP19777936.6A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3774004A1 (en
Inventor
Dylan Townshend Gifford
Sophie Jayne MILLS
Gordon Brett PASCOE
Chathuni Duleesha RANAWEERA
Walt WHEELWRIGHT
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.)
Hydroxsys Holdings Ltd
Original Assignee
Hydroxsys Holdings Ltd
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
Priority claimed from AU2018901072A external-priority patent/AU2018901072A0/en
Application filed by Hydroxsys Holdings Ltd filed Critical Hydroxsys Holdings Ltd
Publication of EP3774004A1 publication Critical patent/EP3774004A1/en
Publication of EP3774004A4 publication Critical patent/EP3774004A4/en
Pending 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
    • B01D71/26—Polyalkenes
    • 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
    • B01D67/0093—Chemical modification
    • 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
    • B01D67/0093—Chemical modification
    • B01D67/00931—Chemical modification by introduction of specific groups after membrane formation, e.g. by grafting
    • 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
    • B01D67/0093—Chemical modification
    • B01D67/00933—Chemical modification by addition of a layer chemically bonded to the membrane
    • 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
    • B01D67/0095—Drying
    • 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
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • 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
    • 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
    • B01D71/26—Polyalkenes
    • B01D71/261—Polyethylene
    • 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
    • B01D71/28—Polymers of vinyl aromatic compounds
    • 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
    • B01D71/28—Polymers of vinyl aromatic compounds
    • B01D71/281—Polystyrene
    • 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
    • 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
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/82—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/02—Hydrophilization
    • 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
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/38—Graft polymerization
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/38—Graft polymerization
    • B01D2323/385—Graft polymerization involving radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/40—Details relating to membrane preparation in-situ membrane formation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • B01D2325/0233—Asymmetric membranes with clearly distinguishable layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/30—Chemical resistance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Transplantation (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Graft Or Block Polymers (AREA)
  • Laminated Bodies (AREA)
EP19777936.6A 2018-03-30 2019-04-01 ASYMMETRICAL COMPOSITE MEMBRANES AND MODIFIED SUBSTRATES USED IN THEIR PREPARATION Pending EP3774004A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2018901072A AU2018901072A0 (en) 2018-03-30 Modified polymers
PCT/IB2019/052649 WO2019186518A1 (en) 2018-03-30 2019-04-01 Asymmetric composite membranes and modified substrates used in their preparation

Publications (2)

Publication Number Publication Date
EP3774004A1 EP3774004A1 (en) 2021-02-17
EP3774004A4 true EP3774004A4 (en) 2022-05-04

Family

ID=68058626

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19777936.6A Pending EP3774004A4 (en) 2018-03-30 2019-04-01 ASYMMETRICAL COMPOSITE MEMBRANES AND MODIFIED SUBSTRATES USED IN THEIR PREPARATION

Country Status (8)

Country Link
EP (1) EP3774004A4 (zh)
JP (1) JP7292742B2 (zh)
CN (1) CN112739450A (zh)
AU (2) AU2019246749B2 (zh)
GB (1) GB2586107B (zh)
IL (1) IL277668B (zh)
SG (1) SG11202009651QA (zh)
WO (1) WO2019186518A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210016554A1 (en) * 2018-03-30 2021-01-21 Hydroxsys Holdings Limited Asymmetric composite membranes and hydrophilicitized microporous sheets of polyolefin used in their preparation
WO2020202044A1 (en) * 2019-04-01 2020-10-08 Hydroxsys Holdings Limited Composite membranes
CN111495217B (zh) * 2020-04-14 2022-07-08 北京上远科技有限公司 一种表面改性耐污染复合纳滤膜的制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002201297A (ja) * 2000-11-02 2002-07-19 Hitoshi Kanazawa 高分子材料の改質方法およびその用途
WO2017056074A1 (en) * 2015-10-01 2017-04-06 Craft Lenka Benacek Asymmetric composite membrane and a method of preparation thereof
AU2017254972A1 (en) * 2014-12-24 2017-11-23 Hydroxsys Holding Limited Asymmetric composite membranes and modified substrates used in their preparation
JP2019085502A (ja) * 2017-11-08 2019-06-06 王子ホールディングス株式会社 成形体用基材、および成形体用基材の製造方法

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
JP3741871B2 (ja) 1998-08-12 2006-02-01 日本原子力研究所 放射線グラフト重合方法
AU2001259213A1 (en) * 2000-04-28 2001-11-12 Puradyn Filter Technologies Incorporated Improved filtration efficiency
JP4384444B2 (ja) 2003-05-29 2009-12-16 株式会社荏原製作所 電気式脱塩装置及び電気透析装置
US20080214690A1 (en) 2004-09-27 2008-09-04 Makoto Komatsu Grafted Material, and Method of Manufacturing the Same
EP1921702A1 (en) * 2006-11-10 2008-05-14 DSMIP Assets B.V. Humidifier membrane
US8366811B2 (en) * 2009-03-03 2013-02-05 Oridion Medical (1987) Ltd. Drying substances, preparation and use thereof
DE102013200120A1 (de) * 2013-01-08 2014-07-10 PolyAn Gesellschaft zur Herstellung von Polymeren für spezielle Anwendungen und Analytik mbH Verfahren zur Herstellung eines Kunststoffartikels mit hydrophober Pfropfbeschichtungsowie Kunststoffartikel
CN103816816B (zh) * 2014-02-28 2016-02-03 中国科学院长春应用化学研究所 一种聚合物膜材料及其制备方法
EP3221035B1 (en) * 2014-11-20 2022-04-20 Entegris, Inc. Grafted ultra high molecular weight polyethylene microporous membranes
CN105498554A (zh) * 2016-02-01 2016-04-20 常州市君成机械有限公司 一种辐照紫外接枝改性高截留率纳滤膜的制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002201297A (ja) * 2000-11-02 2002-07-19 Hitoshi Kanazawa 高分子材料の改質方法およびその用途
AU2017254972A1 (en) * 2014-12-24 2017-11-23 Hydroxsys Holding Limited Asymmetric composite membranes and modified substrates used in their preparation
WO2017056074A1 (en) * 2015-10-01 2017-04-06 Craft Lenka Benacek Asymmetric composite membrane and a method of preparation thereof
JP2019085502A (ja) * 2017-11-08 2019-06-06 王子ホールディングス株式会社 成形体用基材、および成形体用基材の製造方法

Non-Patent Citations (8)

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Title
BAE B ET AL: "Sulfonated polystyrene grafted polypropylene composite electrolyte membranes for direct methanol fuel cells", JOURNAL OF MEMBRANE SCIENCE, ELSEVIER BV, NL, vol. 220, no. 1-2, 1 August 2003 (2003-08-01), pages 75 - 87, XP004443539, ISSN: 0376-7388, DOI: 10.1016/S0376-7388(03)00216-3 *
IMMELMAN E ET AL: "POLY(VINYL ALCOHOL) GEL SUB-LAYERS FOR REVERSE OSMOSIS MEMBRANES. ÖIII. INSOLUBILIZATION BY CROSSLINKING WITH POTASSIUM PEROXYDISULPHATE", DESALINATION, ELSEVIER, AMSTERDAM, NL, vol. 94, no. 2, 1 December 1993 (1993-12-01), pages 115 - 132, XP000490111, ISSN: 0011-9164, DOI: 10.1016/0011-9164(93)EO125-H *
KIYOSHI KOYAMA ET AL: "An Interpolymer Anionic Composite Reverse Osmosis Membrane Derived from Poly(vinyl Alcohol) and Poly(styrene Sulfonic Acid)", JOURNAL OF APPLIED POLYMER SCIENCE, JOHN WILEY & SONS, INC, US, vol. 27, 1 August 1982 (1982-08-01), pages 2783 - 2789, XP002664160, ISSN: 0021-8995 *
MANSOURI J ET AL: "Osmotic distillation of oily feeds", JOURNAL OF MEMBRANE SCIENCE, vol. 153, no. 1, 3 February 1999 (1999-02-03), NL, pages 103 - 120, XP055896116, ISSN: 0376-7388, DOI: 10.1016/S0376-7388(98)00252-X *
NASEF MOHAMED MAHMOUD ET AL: "STRUCTURE OF POLYETHYLENE-GRAFT-POLYSTYRENE SULFONIC ACID MEMBRANES PREPARED BY RADIATION-INDUCED GRAFTING", INTERNATIONAL JOURNAL OF POLYMERIC MATERIALS., vol. 53, no. 12, 16 August 2010 (2010-08-16), US, pages 1027 - 1043, XP055820323, ISSN: 0091-4037, DOI: 10.1080/00914030390214932 *
SAUK JUNHO ET AL: "Preparation of Laminated Composite Membranes by Impregnation of Polypropylene with Styrene in Supercritical CO2 for Direct Methanol Fuel Cells", KOREAN J. CHEM. ENG, 31 July 2005 (2005-07-31), pages 605 - 610, XP055833623, Retrieved from the Internet <URL:https://pubs.acs.org/doi/pdf/10.1021/ie000228v> [retrieved on 20210820] *
SHEN M ET AL: "Grafted polymer electrolyte membrane for direct methanol fuel cells", JOURNAL OF MEMBRANE SCIENCE, ELSEVIER BV, NL, vol. 251, no. 1-2, 15 December 2004 (2004-12-15), pages 121 - 130, XP027869265, ISSN: 0376-7388, [retrieved on 20050401] *
ZINGER B ET AL: "Electrically conducting ionomers", POLYMER, ELSEVIER SCIENCE PUBLISHERS B.V, GB, vol. 33, no. 3, 1 January 1992 (1992-01-01), pages 467 - 474, XP022884478, ISSN: 0032-3861, [retrieved on 19920101], DOI: 10.1016/0032-3861(92)90721-8 *

Also Published As

Publication number Publication date
SG11202009651QA (en) 2020-10-29
AU2020233616A1 (en) 2020-10-08
IL277668A (en) 2020-11-30
AU2019246749A1 (en) 2020-07-23
IL277668B (en) 2022-03-01
EP3774004A1 (en) 2021-02-17
WO2019186518A1 (en) 2019-10-03
GB2586107A (en) 2021-02-03
AU2019246749B2 (en) 2020-10-29
NZ767051A (en) 2021-10-29
CN112739450A (zh) 2021-04-30
GB2586107B (en) 2021-12-22
GB202017215D0 (en) 2020-12-16
JP7292742B2 (ja) 2023-06-19
JP2021519686A (ja) 2021-08-12

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