UV Absorber 329

UV Absorber 329 is a 2- (2'-Hydroxy-5'-tert-octylphenyl) benzotriazole by Disheng Technology. It acts as a highly efficient UV absorber that can absorb 270-380 nm UV light and also acts as an age-preventing agent. It offers non-flammability, non-explosiveness, non-toxicity and no harm to health. It is recommended for colorless and light-colored products. It is compatible with polyester, rigid PVC, PS, PMMA, PC, polyolefin and ABS resin. It is suitable for transparent products and engineering plastics under high temperature processing. The dosage level of UV Absorber 329 is 0.2-0.5% for PS, 0.3-0.5% for ABS, 0.2-0.4% for PE, 0.2-0.5% for PVC and 0.3-0.5% for polyester.