Physical Form & properties

*White powder

*UV821 is a formulation of structure-stable UV Light Stabilizer

*It's suitable for light and dark color polymer materials protection

*Melting Point: 56-108℃ TGA:359.28℃ (50%)

*It can replace 3808 two-components light stabilizer

*It has both outstanding light stabilization and also anti-yellowing functions 

Applications

UV821 is a two components of structure-stable UV light stabilizer, It exhibited higher performance in both thermal aging, UV light aging and anti-yellowing properties compared to Cytec light stabilizer 3808. Therefore it can be used as an excellent light stabilizer in PP, PE, ABS, EVA, PS, TPO, and so on.

Storage & Usage Amount

Storage：Under nitrogen in a sealed container at a ventilated cool Warehouse

Expiry date：8-9 months

Suggested Usage Quantity: 0.1-1.0%