Chemical Name: 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol

CAS No.: 3147-75-9

Chemcial Structure:

Appearance: White powder

Assay: ≥99%

Package: 25KG Carton


BIOSORB® 329 is a broadband benzotriazole-type UV Absorber, which has a wide range of UV absorption characteristics, strong UV absorption, good thermal stability, low volatility, low initial coloring. It is recommned to be used in transparent PC and high-temperature processing of modified engineering plastics has a good UV protection; and hindered amine light stabilizer or The combination of antioxidants shows excellent synergistic effect. It is suitable for high temperature processing of engineering plastics such as polyolefins, PC injection moulding, ABS, PA, polyester and so on. It is especially suitable for PC materials.

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