ZA752084B - Process for treating a sulphonated polyaryl ether - Google Patents

Process for treating a sulphonated polyaryl ether

Info

Publication number
ZA752084B
ZA752084B ZA00752084A ZA752084A ZA752084B ZA 752084 B ZA752084 B ZA 752084B ZA 00752084 A ZA00752084 A ZA 00752084A ZA 752084 A ZA752084 A ZA 752084A ZA 752084 B ZA752084 B ZA 752084B
Authority
ZA
South Africa
Prior art keywords
treating
polyaryl ether
sulphonated polyaryl
sulphonated
ether
Prior art date
Application number
ZA00752084A
Other languages
English (en)
Inventor
C Brousse
Original Assignee
Rhone Poulenc Ind
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 Rhone Poulenc Ind filed Critical Rhone Poulenc Ind
Publication of ZA752084B publication Critical patent/ZA752084B/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)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Polyethers (AREA)
ZA00752084A 1974-04-03 1975-04-02 Process for treating a sulphonated polyaryl ether ZA752084B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7411767A FR2266532B1 (it) 1974-04-03 1974-04-03

Publications (1)

Publication Number Publication Date
ZA752084B true ZA752084B (en) 1976-02-25

Family

ID=9137221

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00752084A ZA752084B (en) 1974-04-03 1975-04-02 Process for treating a sulphonated polyaryl ether

Country Status (13)

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

Families Citing this family (18)

* 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
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
US5788862A (en) * 1992-05-13 1998-08-04 Pall Corporation Filtration medium
US5480554A (en) * 1992-05-13 1996-01-02 Pall Corporation Integrity-testable wet-dry-reversible ultrafiltration membranes and method for testing same
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
ES2348228T3 (es) * 2003-04-10 2010-12-01 X-Flow B.V. Procedimiento para secar una estructura de membrana porosa húmeda.
CN105745277B (zh) * 2013-11-01 2019-05-03 弗吉尼亚理工大学知识产权公司 用于气体分离膜的交联聚合物组合物

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2040950A5 (it) * 1969-04-30 1971-01-22 Rhone Poulenc Sa
US3717594A (en) * 1970-01-19 1973-02-20 Ecodyne Corp Stabilizing cation resins
FR2138333B1 (it) * 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
IL46977A0 (en) 1975-06-25
FR2266532B1 (it) 1976-12-17
IT1034818B (it) 1979-10-10
ES436257A1 (es) 1977-02-01
NL7503639A (nl) 1975-10-07
DE2514636A1 (de) 1975-10-09
JPS5110898A (it) 1976-01-28
GB1462546A (en) 1977-01-26
LU72193A1 (it) 1976-03-02
FR2266532A1 (it) 1975-10-31
BE827470A (fr) 1975-10-02
CH591881A5 (it) 1977-10-14

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