LU72193A1 - - Google Patents

Info

Publication number
LU72193A1
LU72193A1 LU72193A LU72193A LU72193A1 LU 72193 A1 LU72193 A1 LU 72193A1 LU 72193 A LU72193 A LU 72193A LU 72193 A LU72193 A LU 72193A LU 72193 A1 LU72193 A1 LU 72193A1
Authority
LU
Luxembourg
Application number
LU72193A
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 filed Critical
Publication of LU72193A1 publication Critical patent/LU72193A1/xx

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
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/08—Prevention of membrane fouling or of concentration polarisation
    • 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
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
    • C08G75/20—Polysulfones
    • C08G75/23—Polyethersulfones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/162—Use of acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Polyethers (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
LU72193A 1974-04-03 1975-04-02 LU72193A1 (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7411767A FR2266532B1 (en:Method) 1974-04-03 1974-04-03

Publications (1)

Publication Number Publication Date
LU72193A1 true LU72193A1 (en:Method) 1976-03-02

Family

ID=9137221

Family Applications (1)

Application Number Title Priority Date Filing Date
LU72193A LU72193A1 (en:Method) 1974-04-03 1975-04-02

Country Status (13)

Country Link
US (1) US3994860A (en:Method)
JP (1) JPS5110898A (en:Method)
BE (1) BE827470A (en:Method)
CH (1) CH591881A5 (en:Method)
DE (1) DE2514636A1 (en:Method)
ES (1) ES436257A1 (en:Method)
FR (1) FR2266532B1 (en:Method)
GB (1) GB1462546A (en:Method)
IL (1) IL46977A0 (en:Method)
IT (1) IT1034818B (en:Method)
LU (1) LU72193A1 (en:Method)
NL (1) NL7503639A (en:Method)
ZA (1) ZA752084B (en:Method)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53149181A (en) * 1977-06-01 1978-12-26 Daicel Chem Ind Ltd Semipermeable membrane
JPS5416378A (en) * 1977-07-08 1979-02-06 Asahi Chem Ind Co Ltd Polysulfone semipermeable membrane
EP0008894B1 (en) 1978-09-05 1983-02-23 Imperial Chemical Industries Plc Sulphonated polyarylethersulphone copolymers and process for the manufacture thereof
DE3043073C2 (de) * 1980-11-14 1984-07-05 Fresenius AG, 6380 Bad Homburg Filtrationsmembran und Verfahren zur Hydrophilierung
US4521224A (en) * 1982-03-12 1985-06-04 The Standard Oil Company Semipermeable membranes prepared from polymers containing pendent sulfone groups
US4427419A (en) 1982-03-12 1984-01-24 The Standard Oil Company Semipermeable membranes prepared from polymers containing pendent sulfone groups
US4414368A (en) * 1982-12-27 1983-11-08 Albany International Corp. Chlorosulfonated polysulfones and derivatives thereof
GB8331198D0 (en) * 1983-11-23 1983-12-29 Ici Plc Membranes
CA1263572A (en) * 1984-06-15 1989-12-05 Kenichi Ikeda Sulfonated polysulfone composite semipermeable membranes and process for producing the same
US4699634A (en) * 1985-07-08 1987-10-13 The Standard Oil Company Process for the modification of aromatic polymers via phase transfer catalysis to produce polyarylene polymers and the use thereof
US4717395A (en) * 1986-08-07 1988-01-05 The Dow Chemical Company Gas separations using membranes comprising sulphonated polyether sulphone
US4990252A (en) * 1987-02-04 1991-02-05 Hydanautics Stable membranes from sulfonated polyarylethers
US5480554A (en) * 1992-05-13 1996-01-02 Pall Corporation Integrity-testable wet-dry-reversible ultrafiltration membranes and method for testing same
US5788862A (en) * 1992-05-13 1998-08-04 Pall Corporation Filtration medium
DE4220441A1 (de) * 1992-06-23 1994-01-05 Gambro Dialysatoren Verfahren zum Trocknen poröser Ultrafilterfiltrationsmembranen
EP0604883A3 (de) * 1992-12-30 1995-02-15 Hoechst Ag Verfahren zur Herstellung poröser, hydrophiler Membrane.
US5624965A (en) * 1994-04-26 1997-04-29 The Graver Company Arylenedialkylidene polymers for high performance ion exchange membranes
ATE472364T1 (de) * 2003-04-10 2010-07-15 X Flow Bv Verfahren zum trocknen einer feuchten porösen membranstruktur
CA2923657C (en) * 2013-11-01 2022-05-31 Virginia Tech Intellectual Properties, Inc. Crosslinked polymer compositions for gas separation membranes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2040950A5 (en:Method) * 1969-04-30 1971-01-22 Rhone Poulenc Sa
US3717594A (en) * 1970-01-19 1973-02-20 Ecodyne Corp Stabilizing cation resins
FR2138333B1 (en:Method) * 1971-05-24 1974-03-08 Rhone Poulenc Sa
BE795743A (fr) * 1972-03-15 1973-06-18 Politechnika Warszawska Procede de preparation de feuilles et de revetements a base de polyarylates, et produits obtenus
US3875096A (en) * 1974-03-20 1975-04-01 Us Interior Process for the preparation of a stable salt form of a sulfonated polyarylether sulfone

Also Published As

Publication number Publication date
US3994860A (en) 1976-11-30
NL7503639A (nl) 1975-10-07
CH591881A5 (en:Method) 1977-10-14
BE827470A (fr) 1975-10-02
FR2266532A1 (en:Method) 1975-10-31
ES436257A1 (es) 1977-02-01
ZA752084B (en) 1976-02-25
JPS5110898A (en:Method) 1976-01-28
DE2514636A1 (de) 1975-10-09
IL46977A0 (en) 1975-06-25
IT1034818B (it) 1979-10-10
GB1462546A (en) 1977-01-26
FR2266532B1 (en:Method) 1976-12-17

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