YASA ET

Configurations of Bipolar Membrane Electrodialysis (EDBM)

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Jul. 6, 2025
Courtesy ofYASA ET

Bipolar Membrane Electrodialysis (EDBM) is an advanced membrane separation technology that utilizes an electric field to split water molecules into H⁺ and OH⁻ ions, enabling the conversion of salt solutions into their corresponding acids and bases.

YTEDBM-A: Two-compartment type for acid production

 

This setup includes a bipolar membrane and a cation exchange membrane. It is designed to convert organic acid salts (e.g., sodium acetate) into their free acid forms (e.g., acetic acid), with sodium hydroxide as a by-product. This configuration is particularly beneficial for industries such as food and pharmaceuticals, where precise pH control is critical.

 

 

 

 
YTEDBM-B: Two-compartment type for base production

 

This configuration features a bipolar membrane and an anion exchange membrane. It facilitates the conversion of organic base salts (e.g., aniline hydrochloride) into their free base forms, with acid generated as a by-product. It is commonly used in the production of fine chemicals and electronic-grade chemicals.

More info here > Configurations for BIpolar Electrodialysis: Learn More

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