H.B. Fuller UV423TB is a low-viscosity UV-curable coating that forms an ultra-thin protective layer over COG/COF in displays. It is low in ionic content, ITO-safe, highly moisture resistant and insulating, and easy to rework. FEYANA supplies H.B. Fuller UV423TB together with technical documentation and application selection support.
Key features
- Ultra-thin coating
- Low ionic content; non-corrosive to ITO
- Excellent moisture resistance and insulation
- Low moisture transmission
- Easy to rework
Technical data
| Color | Blue |
|---|---|
| Viscosity at 25°C (cPs) | 300 |
| Cure schedule | UV 2,000 mJ/cm2 (365nm) |
| Hardness (Shore) | D 25 |
| Shelf life at 8-25°C (months) | 6 |
Applications
- Chip-on-glass / chip-on-film (COG/COF) protection in displays
Data are typical values from the manufacturer’s literature. Contact us for the TDS/SDS and selection advice.
Contact FEYANA: WhatsApp/Zalo +84 988 641 591 – sales.00@feyana.com




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