AU3703995A - Improved membrane - Google Patents

Improved membrane

Info

Publication number
AU3703995A
AU3703995A AU37039/95A AU3703995A AU3703995A AU 3703995 A AU3703995 A AU 3703995A AU 37039/95 A AU37039/95 A AU 37039/95A AU 3703995 A AU3703995 A AU 3703995A AU 3703995 A AU3703995 A AU 3703995A
Authority
AU
Australia
Prior art keywords
improved membrane
membrane
improved
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.)
Abandoned
Application number
AU37039/95A
Inventor
John Steven Wilkes
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.)
Kalsep Ltd
Original Assignee
Kalsep 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
Application filed by Kalsep Ltd filed Critical Kalsep Ltd
Publication of AU3703995A publication Critical patent/AU3703995A/en
Abandoned 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • 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
    • B01D71/52—Polyethers
    • B01D71/521—Aliphatic polyethers
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/36—Hydrophilic membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
AU37039/95A 1995-03-03 1995-10-23 Improved membrane Abandoned AU3703995A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9504251.1A GB9504251D0 (en) 1995-03-03 1995-03-03 Improved membrane
GB9504251 1995-03-03
PCT/GB1995/002500 WO1996027429A1 (en) 1995-03-03 1995-10-23 Improved membrane

Publications (1)

Publication Number Publication Date
AU3703995A true AU3703995A (en) 1996-09-23

Family

ID=10770556

Family Applications (1)

Application Number Title Priority Date Filing Date
AU37039/95A Abandoned AU3703995A (en) 1995-03-03 1995-10-23 Improved membrane

Country Status (7)

Country Link
EP (1) EP0814898A1 (en)
JP (1) JPH11501251A (en)
CN (1) CN1177308A (en)
AU (1) AU3703995A (en)
CA (1) CA2212526A1 (en)
GB (1) GB9504251D0 (en)
WO (1) WO1996027429A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9808689D0 (en) 1998-04-23 1998-06-24 Kalsep Ltd Improved membrane
KR101919466B1 (en) * 2012-05-24 2018-11-19 한양대학교 산학협력단 Separation membrane, and water treatment device including the same
WO2017045983A1 (en) * 2015-09-17 2017-03-23 Basf Se Process for making membranes
KR102002367B1 (en) * 2016-10-20 2019-07-23 주식회사 엘지화학 Composition for preparing protection layer, method for preparing reverse osmosis membrane using the same, and reverse osmosis membrane and water treatment module
CN106674580B (en) * 2017-01-04 2019-04-16 南京工业大学 Preparation method of polysulfone nano-porous polymer
EP3756754A1 (en) * 2019-06-27 2020-12-30 3M Innovative Properties Company Reactive additives in membrane preparation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS568645B2 (en) * 1974-09-05 1981-02-25
EP0037181A1 (en) * 1980-03-25 1981-10-07 Imperial Chemical Industries Plc Compatible polymer blend compositions in the form of films comprising polyalkylene oxide and aromatic polyethersulphone
US4906375A (en) 1984-07-14 1990-03-06 Fresenius, Ag Asymmetrical microporous hollow fiber for hemodialysis
US4919811A (en) * 1988-01-14 1990-04-24 The Standard Oil Company Affinity membranes having pendant hydroxy groups and processes for the preparation and use thereof
DE4000825A1 (en) * 1990-01-13 1990-05-03 Horst Dipl Chem Dr Perl Hydrophilic membrane filters of polysulphone for micro-filtration - obtd. from solns. of polysulphone in N-methyl:pyrrolidone and polyethylene glycol, with addn. of polyvinyl-pyrrolidone

Also Published As

Publication number Publication date
MX9706645A (en) 1998-06-28
CA2212526A1 (en) 1996-09-12
CN1177308A (en) 1998-03-25
WO1996027429A1 (en) 1996-09-12
EP0814898A1 (en) 1998-01-07
GB9504251D0 (en) 1995-04-19
JPH11501251A (en) 1999-02-02

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Legal Events

Date Code Title Description
MK5 Application lapsed section 142(2)(e) - patent request and compl. specification not accepted