Product Name: Tinuvin 328
Chemical Name: 2-(2′-Hydroxy-3′,5′-dipentylphenyl)benzotriazole
Another Name: UV absorber Uv 328
CAS No.: 25973-55-1
Appearance: Pale yellow crystalline powder
||Pale yellow crystalline powder
|Loss On Drying
||440nm ≥96.0P0nm ≥97.0%
Ultraviolet Absorbent Tinuvin 328 is a highly efficient light stabilizer for a variety of plastic and organic substrates. Recommended for homopolymer/copolystyrene, polyacrylate, unsaturated polyester, polyvinyl chloride, polyolefin, polyurethane, polycarb, polyacetal, polyvinyl butyral, elastomer and binder.
Tinuvin 328 is characterized by strong UV absorption, light initial color, good compatibility with most substrates, and low volatility.
It protects polymers and organic pigments while maintaining the consistency of the original appearance and physical properties of the surface of molded articles, films, fibers and sheets for outdoor use.
Tinuvin 328Packaging and Shipping
Delivery:within 5-7 working days.
Stored in a cool dry place out of direct sunlight.