Ionomer B Series
Key binder and ion-conducting material for electrochemical systems
The Form Series ionomer is an indispensable functional material in electrochemical systems. It combines excellent ionic conductivity with strong binding properties, and is widely used to build catalyst layers for AEM electrolyzers and to manufacture fuel-cell membrane electrodes. Batch consistency is strong and the process is well controlled.
Specifications
Key advantages
Batch consistency
Tightly controlled synthesis keeps IEC deviation within ≤0.02 meq/g, ensuring reproducible MEA fabrication.
Broad concentration range
Available in 5%, 10%, and 20% solid contents, compatible with mainstream coating and spraying processes.
Custom development
Custom R&D on EW, solvent systems, and functional modification, with a fast response to process needs.
Thermal stability
Stable performance across a wide temperature range, supporting high-temperature catalyst-layer hot-pressing.
Gallery

Applications
- Catalyst layers for PEM water-electrolysis hydrogen production
- Fuel-cell MEA fabrication
- Research and industrial validation
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