Tinuvin® PA 328

Tinuvin® PA 328 by BASF is phenol, 2-(2H-benzotriazol-2-yl)-4, 6-bis (1, 1-dimethylpropyl) grade. Acts as a UV absorber, belongs to hydroxyphenyl benzotriazole class.

• It imparts outstanding light stability to plastics and other organic substrates.
• Exhibits low initial color, excellent compatibility in a wide variety of substrates, good solubility in plasticizers & monomers and moderately low volatility.
• It protects polymers as well as organic pigments from UV radiation, helping to preserve the original appearance and physical integrity of molded articles, films, sheets & fibers during outdoor weathering.
• Recommended for the stabilization of styrene homopolymers & copolymers, acrylic polymers, unsaturated polyesters, polyvinyl chloride, polyolefins, polyurethanes, polyacetals, polyvinyl butyral and elastomers.
• Tinuvin® PA 328 use levels ranges between 0.1-1.0% depending on substrate and performance requirements of the final application.