EP4010108A4 - Water wettable filtration membranes and their manufacture - Google Patents

Water wettable filtration membranes and their manufacture Download PDF

Info

Publication number: EP4010108A4
Authority: EP; European Patent Office
Prior art keywords: manufacture; filtration membranes; water wettable; wettable; water
Prior art date: 2019-08-09
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

EP20853141.8A

Other languages

German (de)

French (fr)

Other versions

EP4010108A1 (en

Inventor

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.)

2019-08-09

Filing date

2020-08-10

Publication date

2023-08-09

2019-08-09 Priority claimed from AU2019902876A external-priority patent/AU2019902876A0/en

2020-08-10 Application filed by Hydroxsys Holdings Ltd filed Critical Hydroxsys Holdings Ltd

2022-06-15 Publication of EP4010108A1 publication Critical patent/EP4010108A1/en

2023-08-09 Publication of EP4010108A4 publication Critical patent/EP4010108A4/en

Status Pending legal-status Critical Current

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)
Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
Compositions Of Macromolecular Compounds (AREA)

EP20853141.8A 2019-08-09 2020-08-10 Water wettable filtration membranes and their manufacture Pending EP4010108A4 (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 (2)

Publication Number	Publication Date
EP4010108A1 EP4010108A1 (en)	2022-06-15
EP4010108A4 true EP4010108A4 (en)	2023-08-09

Family

ID=74570942

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20853141.8A Pending EP4010108A4 (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
WO2021064652A1 (en) *	2019-10-02	2021-04-08	Dylan Townshend Gifford	Durable membranes, their preparation and use

Citations (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

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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
EP2758156B8 (en) *	2011-09-21	2020-06-17	Nanyang Technological University	Aquaporin based thin film composite membranes
BR112015028913B1 (en) *	2013-06-12	2020-11-10	Kimberly-Clark Worldwide, Inc.	polyolefinic material, absorbent article, and method for forming a polyolefinic material
US10842902B2 (en) *	2017-09-01	2020-11-24	Ppg Industries Ohio, Inc.	Treated membrane for fragrance delivery

2020
- 2020-08-10 CN CN202080067046.9A patent/CN115003406A/en active Pending
- 2020-08-10 JP JP2022507898A patent/JP2022543874A/en active Pending
- 2020-08-10 WO PCT/IB2020/057503 patent/WO2021028813A1/en active Search and Examination
- 2020-08-10 GB GB2203121.5A patent/GB2600370B/en active Active
- 2020-08-10 EP EP20853141.8A patent/EP4010108A4/en active Pending
- 2020-08-10 AU AU2020330484A patent/AU2020330484A1/en active Pending
2022
- 2022-02-07 IL IL290423A patent/IL290423A/en unknown

Patent Citations (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

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
RAJAM ET AL: "Graft coupling of PEO to mixed cellulose esters microfiltration membranes by UV irradiation", JOURNAL OF MEMBRANE SCIENCE, ELSEVIER BV, NL, vol. 281, no. 1-2, 3 April 2016 (2016-04-03), pages 211 - 218, XP005593755, ISSN: 0376-7388, DOI: 10.1016/J.MEMSCI.2006.03.034 *
SCHULZE AGNES ET AL: "Permanent surface modification by electron-beam-induced grafting of hydrophilic polymers to PVDF membranes", RSC ADVANCES, vol. 3, no. 44, 25 September 2013 (2013-09-25), pages 22518, XP055981227, DOI: 10.1039/c3ra43659d *
See also references of WO2021028813A1 *
SHEU M.-S ET AL: "Immobilization of polyethylene oxide surfactants for non-fouling biomaterial surfaces using an argon glow discharge treatment", ONLINE) JOURNAL OF ADHESION SCIENCE AND TECHNOLOGY, 2 April 2012 (2012-04-02), pages 169 - 4243, XP055981233, Retrieved from the Internet <URL:https://doi.org/10.1163/156856193X00583> [retrieved on 20221115], DOI: 10.1163/156856193X00583 *

Also Published As

Publication number	Publication date
AU2020330484A1 (en)	2022-04-07
CN115003406A (en)	2022-09-02
JP2022543874A (en)	2022-10-14
IL290423A (en)	2022-04-01
WO2021028813A1 (en)	2021-02-18
EP4010108A1 (en)	2022-06-15
GB2600370A (en)	2022-04-27
GB202203121D0 (en)	2022-04-20
GB2600370B (en)	2023-07-19

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Legal Events

Date	Code	Title	Description
2021-02-19	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2022-05-13	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2022-05-13	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2022-06-15	17P	Request for examination filed	Effective date: 20220307
2022-06-15	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2022-11-16	DAV	Request for validation of the european patent (deleted)
2022-11-16	DAX	Request for extension of the european patent (deleted)
2023-08-09	A4	Supplementary search report drawn up and despatched	Effective date: 20230712
2023-08-09	RIC1	Information provided on ipc code assigned before grant	Ipc: B01D 63/10 20060101ALI20230706BHEP Ipc: B01D 61/14 20060101ALI20230706BHEP Ipc: B01D 67/00 20060101ALI20230706BHEP Ipc: B01D 71/26 20060101ALI20230706BHEP Ipc: B01D 69/12 20060101ALI20230706BHEP Ipc: B01D 71/82 20060101ALI20230706BHEP Ipc: B01D 71/80 20060101ALI20230706BHEP Ipc: B01D 71/78 20060101AFI20230706BHEP
2024-05-09	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
2024-06-12	17Q	First examination report despatched	Effective date: 20240508