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MEMBRANE CATIONIQUE [1 record]

Record 1 2024-09-16

English

Subject field(s)
  • Electrochemistry
  • Chemical Engineering
  • Collaboration with the FAO
DEF

A membrane through which only cations will transfer.

CONT

During the production of a cation membrane, negative charges are affixed to sites throughout the membrane matrix. The fixed negative charges are sulfonate groups which repel negative ions and allow positive ions to transfer through.

French

Domaine(s)
  • Électrochimie
  • Génie chimique
  • Collaboration avec la FAO
DEF

Membrane contenant des groupes anioniques, perméable aux cations et très peu perméable aux anions.

Spanish

Campo(s) temático(s)
  • Electroquímica
  • Ingenieria química
  • Colaboración con la FAO
CONT

Una membrana catiónica es una lámina que contiene una matriz porosa de resina (cadenas poliméricas como, por ejemplo, poliestireno) en la cual están fijos grupos electronegativos, los grupos de intercambio más usuales son los sulfonato y carboxilato [...]

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