CH508672A - La préparation de nouvelles résines échangeuses de cations et leur emploi sous forme de membranes - Google Patents

La préparation de nouvelles résines échangeuses de cations et leur emploi sous forme de membranes

Info

Publication number
CH508672A
CH508672A CH682769A CH682769A CH508672A CH 508672 A CH508672 A CH 508672A CH 682769 A CH682769 A CH 682769A CH 682769 A CH682769 A CH 682769A CH 508672 A CH508672 A CH 508672A
Authority
CH
Switzerland
Prior art keywords
membranes
preparation
cation exchange
exchange resins
new cation
Prior art date
Application number
CH682769A
Other languages
English (en)
French (fr)
Inventor
Bourat Guy
Margraff Rodolphe
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
Application filed by Rhone Poulenc Sa filed Critical Rhone Poulenc Sa
Publication of CH508672A publication Critical patent/CH508672A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20Manufacture of shaped structures of ion-exchange resins
    • C08J5/22Films, membranes or diaphragms
    • C08J5/2206Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2218Synthetic macromolecular compounds
    • C08J5/2231Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
    • C08J5/2243Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds obtained by introduction of active groups capable of ion-exchange into compounds of the type C08J5/2231
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/34Introducing sulfur atoms or sulfur-containing groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2810/00Chemical modification of a polymer
    • C08F2810/50Chemical modification of a polymer wherein the polymer is a copolymer and the modification is taking place only on one or more of the monomers present in minority
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2329/00Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • C08J2329/02Homopolymers or copolymers of unsaturated alcohols
    • C08J2329/04Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
CH682769A 1968-05-06 1969-05-05 La préparation de nouvelles résines échangeuses de cations et leur emploi sous forme de membranes CH508672A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR150716 1968-05-06

Publications (1)

Publication Number Publication Date
CH508672A true CH508672A (fr) 1971-06-15

Family

ID=8649853

Family Applications (1)

Application Number Title Priority Date Filing Date
CH682769A CH508672A (fr) 1968-05-06 1969-05-05 La préparation de nouvelles résines échangeuses de cations et leur emploi sous forme de membranes

Country Status (14)

Country Link
AT (2) AT298419B (de)
BE (1) BE732526A (de)
BR (1) BR6908509D0 (de)
CA (1) CA944894A (de)
CH (1) CH508672A (de)
DE (1) DE1923130C3 (de)
ES (1) ES366836A1 (de)
FR (1) FR1575782A (de)
GB (1) GB1218712A (de)
IL (1) IL32166A (de)
LU (1) LU58574A1 (de)
NL (1) NL6906526A (de)
SE (1) SE359848B (de)
SU (1) SU445205A3 (de)

Also Published As

Publication number Publication date
DE1923130C3 (de) 1973-09-13
IL32166A (en) 1972-07-26
ES366836A1 (es) 1971-04-01
DE1923130B2 (de) 1973-02-15
DE1923130A1 (de) 1970-07-09
BE732526A (de) 1969-11-05
SE359848B (de) 1973-09-10
LU58574A1 (de) 1970-01-13
AT298419B (de) 1972-05-10
CA944894A (en) 1974-04-02
NL6906526A (de) 1969-11-10
FR1575782A (de) 1969-07-25
IL32166A0 (en) 1969-07-30
AT293726B (de) 1971-10-25
BR6908509D0 (pt) 1973-01-18
SU445205A3 (ru) 1974-09-30
GB1218712A (en) 1971-01-13

Similar Documents

Publication Publication Date Title
AR192602A1 (es) Preparacion de aza-8 purinonas-6 sustituidas en 2
CH513769A (fr) Procédé de préparation d'oxydes homogènes de plusieurs éléments sous forme divisée
ZA735453B (en) Improvements in or relating to the preparation of 17 x-esters of 17d,21-dihydroxy-20-oxo-steroids
IT1050438B (it) Procedimento per la preparazione di lattulosio in polvere
BE785702A (fr) Produits de revetement de formes medicamenteuses et leur utilisation
BR7205041D0 (pt) Aperfeicoamentos na construcao de para-raios radicativos
BE792042A (fr) Procede de preparation de nouvelles alcenylene-amines substituees en 3
TR17507A (tr) Akrilomitril'in tasfiye edilmesi icin usul
BE763494A (fr) Isononanols et leur emploi sous forme de diesters isononyliquesde l'acide phtalique ou de l'acide adipique
ZA715181B (en) Improvements in or relating to apparatus for the construction of bridges
IT944347B (it) Procedimento per la preparazione di composizioni polimeriche antiur to comprendenti copolimeri ad in nesto
IT1044194B (it) Propargilossimetil 5 os sazolidinoni 2 sostituiti procedimento per la loro preparazione e loro applicazione in terapia
FR1437556A (fr) Germoirs en forme de casiers
IT956492B (it) Perfezionamenti nei procedimenti per la preparazione di alluminio tricloruro
IT946065B (it) Perfezionamenti nei procedimenti per la preparazione di dicloroe tano
IL32420A0 (en) Improvements in or relating to the surface treatment of glass
IL32093A0 (en) Cation exchange membranes and their preparation
KE2804A (en) Improvements in or relating to the cleansing of surfaces
CH508672A (fr) La préparation de nouvelles résines échangeuses de cations et leur emploi sous forme de membranes
BE743991A (fr) Colorants disazoiques, leur procede de preparation et leur emploi
MY7300482A (en) Improvements in or relating to controlled release pharmaceutical composition
BE788648A (fr) Derives de l'isopropylamino pyrimidine, leur preparation leur composition et leur utilisation therapeutique
ZA732392B (en) Improvements in or relating to dentures
BE774108A (fr) Derives de l'hydroxocobalamine, procede pour leur preparation et utilisation de ces derives en therapeutique
IT946067B (it) Perfezionamenti nei procedimenti di alchilazione

Legal Events

Date Code Title Description
PL Patent ceased