IL290423A - Water wettable filtration membranes and their manufacture - Google Patents

Water wettable filtration membranes and their manufacture

Info

Publication number
IL290423A
IL290423A IL290423A IL29042322A IL290423A IL 290423 A IL290423 A IL 290423A IL 290423 A IL290423 A IL 290423A IL 29042322 A IL29042322 A IL 29042322A IL 290423 A IL290423 A IL 290423A
Authority
IL
Israel
Prior art keywords
manufacture
filtration membranes
water wettable
wettable
water
Prior art date
Application number
IL290423A
Other languages
Hebrew (he)
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 AU2019902876A external-priority patent/AU2019902876A0/en
Application filed by Hydroxsys Holdings Ltd filed Critical Hydroxsys Holdings Ltd
Publication of IL290423A publication Critical patent/IL290423A/en

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
    • 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
    • B01D71/80—Block polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/10—Spiral-wound membrane modules
    • 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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0006—Organic membrane manufacture by chemical reactions
    • 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
    • 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
    • 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
    • B01D71/26—Polyalkenes
    • B01D71/262—Polypropylene
    • 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
    • B01D71/78—Graft polymers
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • C08J7/16—Chemical modification with polymerisable compounds
    • C08J7/18—Chemical modification with polymerisable compounds using wave energy or particle radiation
    • 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
    • B01D2323/34—Use of radiation
    • 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
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/30—Chemical resistance
    • 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
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transplantation (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
IL290423A 2019-08-09 2022-02-07 Water wettable filtration membranes and their manufacture IL290423A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2019902876A AU2019902876A0 (en) 2019-08-09 Membranes and their manufacture
PCT/IB2020/057503 WO2021028813A1 (en) 2019-08-09 2020-08-10 Water wettable filtration membranes and their manufacture

Publications (1)

Publication Number Publication Date
IL290423A true IL290423A (en) 2022-04-01

Family

ID=74570942

Family Applications (1)

Application Number Title Priority Date Filing Date
IL290423A IL290423A (en) 2019-08-09 2022-02-07 Water wettable filtration membranes and their manufacture

Country Status (7)

Country Link
EP (1) EP4010108A4 (en)
JP (1) JP2022543874A (en)
CN (1) CN115003406A (en)
AU (1) AU2020330484A1 (en)
GB (1) GB2600370B (en)
IL (1) IL290423A (en)
WO (1) WO2021028813A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021064652A1 (en) * 2019-10-02 2021-04-08 Dylan Townshend Gifford Durable membranes, their preparation and use

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE446505B (en) * 1982-11-16 1986-09-22 Gambro Dialysatoren MEMBRANE AND WAY TO MAKE THIS
US6093559A (en) * 1996-10-24 2000-07-25 Corning Incorporated Producing low binding hydrophobic surfaces by treating with a low HLB number non-ionic surfactant
DE10159191B4 (en) * 2001-11-29 2006-05-11 Leibniz-Institut Für Polymerforschung Dresden E.V. Modified hollow fiber membrane materials and methods for their modification
US20030148017A1 (en) * 2001-12-07 2003-08-07 Olli Tuominen Copolymer coating for a hydrophobic membrane
US20080312349A1 (en) * 2007-02-22 2008-12-18 General Electric Company Method of making and using membrane
WO2011035195A1 (en) * 2009-09-18 2011-03-24 Nano Terra Inc. Functional nanofibers and methods of making and using the same
JP2011110470A (en) * 2009-11-25 2011-06-09 Fujifilm Corp Microporous membrane of crystalline polymer, method of producing the same, and filter for use in filtration
CN102179192A (en) * 2011-03-16 2011-09-14 天津大学 Pollution-resistant membrane for filling fluorine-containing amphiphilic surface-modification material and preparation method thereof
TWI561294B (en) * 2011-09-21 2016-12-11 Univ Nanyang Tech Aquaporin based thin film composite membranes
AU2014279791B2 (en) * 2013-06-12 2018-11-29 Kimberly-Clark Worldwide, Inc. Absorbent article containing a porous polyolefin film
US10842902B2 (en) * 2017-09-01 2020-11-24 Ppg Industries Ohio, Inc. Treated membrane for fragrance delivery
WO2021064652A1 (en) * 2019-10-02 2021-04-08 Dylan Townshend Gifford Durable membranes, their preparation and use

Also Published As

Publication number Publication date
AU2020330484A1 (en) 2022-04-07
GB2600370A (en) 2022-04-27
GB2600370B (en) 2023-07-19
CN115003406A (en) 2022-09-02
EP4010108A4 (en) 2023-08-09
WO2021028813A1 (en) 2021-02-18
GB202203121D0 (en) 2022-04-20
EP4010108A1 (en) 2022-06-15
JP2022543874A (en) 2022-10-14

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