GB202203121D0 - Water wettable filtration membranes and their manufacture - Google Patents

Water wettable filtration membranes and their manufacture

Info

Publication number
GB202203121D0
GB202203121D0 GBGB2203121.5A GB202203121A GB202203121D0 GB 202203121 D0 GB202203121 D0 GB 202203121D0 GB 202203121 A GB202203121 A GB 202203121A GB 202203121 D0 GB202203121 D0 GB 202203121D0
Authority
GB
United Kingdom
Prior art keywords
manufacture
filtration membranes
water wettable
wettable
water
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.)
Granted
Application number
GBGB2203121.5A
Other versions
GB2600370A (en
GB2600370B (en
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 AU2019902876A external-priority patent/AU2019902876A0/en
Application filed by Hydroxsys Holdings Ltd filed Critical Hydroxsys Holdings Ltd
Publication of GB202203121D0 publication Critical patent/GB202203121D0/en
Publication of GB2600370A publication Critical patent/GB2600370A/en
Application granted granted Critical
Publication of GB2600370B publication Critical patent/GB2600370B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • B01D69/125—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
    • 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
    • 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
    • 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
    • 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
    • B01D71/80—Block 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)
GB2203121.5A 2019-08-09 2020-08-10 Water wettable filtration membranes and their manufacture Active GB2600370B (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 (3)

Publication Number Publication Date
GB202203121D0 true GB202203121D0 (en) 2022-04-20
GB2600370A GB2600370A (en) 2022-04-27
GB2600370B GB2600370B (en) 2023-07-19

Family

ID=74570942

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2203121.5A Active GB2600370B (en) 2019-08-09 2020-08-10 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
GB2603726B (en) * 2019-10-02 2024-05-08 Hydroxsys Holdings Ltd 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
SG11201400825XA (en) * 2011-09-21 2014-04-28 Univ Nanyang Tech Aquaporin based thin film composite membranes
EP3008118B1 (en) * 2013-06-12 2020-01-22 Kimberly-Clark Worldwide, Inc. Polyolefin film for use in packaging
US10842902B2 (en) * 2017-09-01 2020-11-24 Ppg Industries Ohio, Inc. Treated membrane for fragrance delivery
GB2603726B (en) * 2019-10-02 2024-05-08 Hydroxsys Holdings Ltd Durable membranes, their preparation and use

Also Published As

Publication number Publication date
CN115003406A (en) 2022-09-02
WO2021028813A1 (en) 2021-02-18
GB2600370A (en) 2022-04-27
EP4010108A1 (en) 2022-06-15
GB2600370B (en) 2023-07-19
JP2022543874A (en) 2022-10-14
IL290423A (en) 2022-04-01
AU2020330484A1 (en) 2022-04-07
EP4010108A4 (en) 2023-08-09

Similar Documents

Publication Publication Date Title
GB201805261D0 (en) Membranes
GB2582695B (en) Membrane
GB2578002B (en) Water Filter Assembly
GB202012818D0 (en) Membranes
EP3980165C0 (en) Membrane filter
IL290423A (en) Water wettable filtration membranes and their manufacture
EP3777999A4 (en) Full-effective reverse osmosis membrane element and water purification machine
SG11202110227WA (en) Porous membrane
GB201909592D0 (en) Water desalination
GB202201759D0 (en) Membranes
GB202015546D0 (en) Membranes
EP3722262C0 (en) Bathing water filtration system
EP3878820A4 (en) Water purification cartridge
GB201904581D0 (en) Membranes and processes for their preparation
SG10201912507VA (en) Cross-flow membrane filtration channel
CA194402S (en) Water filter
CA203825S (en) Water filter
CA210096S (en) Water filter jug
GB201918440D0 (en) Water filtration system
GB202113999D0 (en) Membranes
GB202114000D0 (en) Membranes
GB202113997D0 (en) Membranes
GB202015379D0 (en) Membranes
ZA201907569B (en) Membrane filter arrangement
IL285868A (en) Water purifier

Legal Events

Date Code Title Description
REG Reference to a national code

Ref country code: HK

Ref legal event code: DE

Ref document number: 40074150

Country of ref document: HK