CA1208171A - Membranes composite echangeuses d'ions - Google Patents

Membranes composite echangeuses d'ions

Info

Publication number
CA1208171A
CA1208171A CA000443988A CA443988A CA1208171A CA 1208171 A CA1208171 A CA 1208171A CA 000443988 A CA000443988 A CA 000443988A CA 443988 A CA443988 A CA 443988A CA 1208171 A CA1208171 A CA 1208171A
Authority
CA
Canada
Prior art keywords
film
membrane
ion exchange
cell
layer
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
Application number
CA000443988A
Other languages
English (en)
Inventor
Bobby R. Ezzell
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 US06/158,423 external-priority patent/US4337137A/en
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Priority to CA000443988A priority Critical patent/CA1208171A/fr
Application granted granted Critical
Publication of CA1208171A publication Critical patent/CA1208171A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Manufacture Of Macromolecular Shaped Articles (AREA)
CA000443988A 1980-06-11 1983-12-21 Membranes composite echangeuses d'ions Expired CA1208171A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000443988A CA1208171A (fr) 1980-06-11 1983-12-21 Membranes composite echangeuses d'ions

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US06/158,423 US4337137A (en) 1980-06-11 1980-06-11 Composite ion exchange membranes
US158,423 1980-06-11
CA000379454A CA1204079A (fr) 1980-06-11 1981-06-10 Diaphragme composite echangeur d'ions
CA000443988A CA1208171A (fr) 1980-06-11 1983-12-21 Membranes composite echangeuses d'ions

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA000379454A Division CA1204079A (fr) 1980-06-11 1981-06-10 Diaphragme composite echangeur d'ions

Publications (1)

Publication Number Publication Date
CA1208171A true CA1208171A (fr) 1986-07-22

Family

ID=25669346

Family Applications (2)

Application Number Title Priority Date Filing Date
CA000443988A Expired CA1208171A (fr) 1980-06-11 1983-12-21 Membranes composite echangeuses d'ions
CA000443987A Expired CA1203509A (fr) 1980-06-11 1983-12-21 Membranes composites echangeuses d'ions

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA000443987A Expired CA1203509A (fr) 1980-06-11 1983-12-21 Membranes composites echangeuses d'ions

Country Status (1)

Country Link
CA (2) CA1208171A (fr)

Also Published As

Publication number Publication date
CA1203509A (fr) 1986-04-22

Similar Documents

Publication Publication Date Title
EP0041734B1 (fr) Membranes composites échangeuses d'ions
US4462877A (en) Composite ion exchange membranes
CA1185921A (fr) Pile electrolytique a membrane echangeuse d'ions perfectionnee, et son mode d'emploi
EP0041733B1 (fr) Membranes améliorées contenant des acides sulfoniques pour une cellule électrolytique
US4123336A (en) Process for electrolysis of aqueous alkali metal halide solution
US4417969A (en) Sulfonic acid electrolytic cell membranes
CA1151109A (fr) Membrane d'echange de cations en polymere fluore avec groupes acide carboxylique
US3909378A (en) Composite cation exchange membrane and use thereof in electrolysis of an alkali metal halide
US4478695A (en) Sulfonic acid electrolytic cell membranes and use thereof in the electrolysis of sodium chloride
US5164060A (en) Ion exchange membrane having increased efficiency in proton exchange processes
CA1176399A (fr) Membrane fluoree pour echange cationique, et methode de preparation
EP0753534B1 (fr) Membrane échangeuse de cations pour l'électrolyse et procédé pour la production d'hydroxide de potassium à haute purété
CA1133425A (fr) Polymere fluore echangeur d'ions, contenant des groupements carboxyles; pellicule et membrane qui en sont tirees
EP0064389B1 (fr) Ensemble membrane/électrode, cellule d'électrolyse et procédé d'électrolyse
EP0094587B2 (fr) Membrane échangeuse de cations pour l'électrolyse
CA1208171A (fr) Membranes composite echangeuses d'ions
US4487668A (en) Fluorinated ion exchange polymer containing carboxylic groups, and film and membrane thereof
EP0008232B1 (fr) Procédés de régénération d'une électrode à oxygène
US4144227A (en) Novel copolymers and diaphragms made therefrom
US4374712A (en) Cathode for chlor-alkali cells
CA1182777A (fr) Obtention d'un hydroxyde de metal alcalin dans une cellule comportant une membrane avec des groupes d'acide carboxylique et un metal
CA1085993A (fr) Copolymeres et membranes qui en sont fabriquees
CA1052858A (fr) Membranes d'acide trifluostyrene sulfonique
CA1213856A (fr) Membrane echangeuse de cations, et sa fabrication
EP0064838A1 (fr) Ensemble membrane/électrode, cellule d'électrolyse et procédé d'électrolyse

Legal Events

Date Code Title Description
MKEX Expiry