ZA747678B - Process for preparing complex polyelectrolytes - Google Patents

Process for preparing complex polyelectrolytes

Info

Publication number
ZA747678B
ZA747678B ZA00747678A ZA747678A ZA747678B ZA 747678 B ZA747678 B ZA 747678B ZA 00747678 A ZA00747678 A ZA 00747678A ZA 747678 A ZA747678 A ZA 747678A ZA 747678 B ZA747678 B ZA 747678B
Authority
ZA
South Africa
Prior art keywords
preparing complex
polyelectrolytes
complex polyelectrolytes
preparing
complex
Prior art date
Application number
ZA00747678A
Inventor
X Marze
Original Assignee
Rhone Poulenc Sa
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 FR7343242A external-priority patent/FR2252862B1/fr
Application filed by Rhone Poulenc Sa filed Critical Rhone Poulenc Sa
Publication of ZA747678B publication Critical patent/ZA747678B/en

Links

Classifications

    • 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
    • C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
    • 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
    • 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
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0809—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups
    • C08G18/0814—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups containing ammonium groups or groups forming them
    • 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
    • C08G2340/00—Filter material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Laminated Bodies (AREA)
  • Peptides Or Proteins (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Non-Alcoholic Beverages (AREA)
ZA00747678A 1973-12-04 1974-12-03 Process for preparing complex polyelectrolytes ZA747678B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7343242A FR2252862B1 (en) 1973-12-04 1973-12-04

Publications (1)

Publication Number Publication Date
ZA747678B true ZA747678B (en) 1975-12-31

Family

ID=9128694

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00747678A ZA747678B (en) 1973-12-04 1974-12-03 Process for preparing complex polyelectrolytes

Country Status (7)

Country Link
JP (1) JPS5099973A (en)
BR (1) BR7410080A (en)
DK (1) DK628174A (en)
IL (1) IL46176A0 (en)
IT (1) IT1030867B (en)
SE (1) SE7415145L (en)
ZA (1) ZA747678B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7809835A (en) * 1978-09-28 1980-04-01 Wafilin Bv MODIFIED MEMBRANE FOR MEMBRANE FILTRATION.
JPS614505A (en) * 1984-06-15 1986-01-10 Nitto Electric Ind Co Ltd Polysulfone composite semipermeable membrane and its manufacture
JPS614506A (en) * 1984-06-15 1986-01-10 Nitto Electric Ind Co Ltd Polysulfone composite semipermeable membrane and its manufacture
JPS6219205A (en) * 1985-07-17 1987-01-28 Nok Corp Preparation of ultrafilter membrane

Also Published As

Publication number Publication date
JPS5099973A (en) 1975-08-08
DK628174A (en) 1975-07-28
BR7410080A (en) 1976-06-08
IT1030867B (en) 1979-04-10
IL46176A0 (en) 1975-03-13
SE7415145L (en) 1975-06-05

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