CA1276359C - Membrane semi-permeable de polyarylethersulfones sulfones - Google Patents

Membrane semi-permeable de polyarylethersulfones sulfones

Info

Publication number
CA1276359C
CA1276359C CA000468557A CA468557A CA1276359C CA 1276359 C CA1276359 C CA 1276359C CA 000468557 A CA000468557 A CA 000468557A CA 468557 A CA468557 A CA 468557A CA 1276359 C CA1276359 C CA 1276359C
Authority
CA
Canada
Prior art keywords
delta
solution
sulphonated
solvent mixture
membrane
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.)
Expired - Lifetime
Application number
CA000468557A
Other languages
English (en)
Inventor
Richard A. Hann
David R. Holmes
John W. Smith
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 GB838331195A external-priority patent/GB8331195D0/en
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of CA1276359C publication Critical patent/CA1276359C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis

Landscapes

  • Polyethers (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
CA000468557A 1983-11-23 1984-11-23 Membrane semi-permeable de polyarylethersulfones sulfones Expired - Lifetime CA1276359C (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB838331195A GB8331195D0 (en) 1983-11-23 1983-11-23 Membranes
GB8331195 1983-11-23
GB8428498 1984-11-12
GB848428498A GB8428498D0 (en) 1983-11-23 1984-11-12 Membranes

Publications (1)

Publication Number Publication Date
CA1276359C true CA1276359C (fr) 1990-11-13

Family

ID=26287027

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000468557A Expired - Lifetime CA1276359C (fr) 1983-11-23 1984-11-23 Membrane semi-permeable de polyarylethersulfones sulfones

Country Status (5)

Country Link
AU (1) AU574740B2 (fr)
CA (1) CA1276359C (fr)
DK (1) DK555484A (fr)
ES (1) ES537915A0 (fr)
GR (1) GR81008B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU580271B2 (en) * 1983-11-23 1989-01-12 North West Water Group Plc Membranes
CA1263572A (fr) * 1984-06-15 1989-12-05 Kenichi Ikeda Composite au polysulfone sulfone pour membranes semi-permeables, et methode de production connexe
GB8513103D0 (en) * 1985-05-23 1985-06-26 Ici Plc Solution of polymeric material
CN108525531A (zh) * 2017-03-02 2018-09-14 天津工业大学 一种非溶剂诱导凝胶相分离法制备聚合物共混膜的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0032630A1 (fr) * 1980-01-21 1981-07-29 Imperial Chemical Industries Plc Production d'une dispersion aqueuse de polyéthersulfone aromatique
AU580271B2 (en) * 1983-11-23 1989-01-12 North West Water Group Plc Membranes
GB8512764D0 (en) * 1985-05-21 1985-06-26 Ici Plc Gas separation

Also Published As

Publication number Publication date
ES8603276A1 (es) 1985-12-16
DK555484A (da) 1985-05-24
AU574740B2 (en) 1988-07-14
ES537915A0 (es) 1985-12-16
GR81008B (en) 1985-02-13
AU3574384A (en) 1985-05-30
DK555484D0 (da) 1984-11-22

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