潜江UV Absorber UV-329

Nickname: 2- (2-hydroxy-5-tert-octylphenyl) benzotriazole

Structural formula: C20H25N3O

CAS: 3147-75-9

Appearance: White powder

Melting point: 101-106 ℃

Ash content: ＜ 0.1%

Transmittance: 440nm ≥ 97%, 500nm ≥ 98%

Content: ≥ 99%

Product Usage and Precautions

1. UV absorber UV-329 is an excellent and efficient anti-aging agent that can absorb 270 to 340 nanometers of ultraviolet light. It is widely used in PE, PVC, PP, PS, PC, polypropylene fiber, ABS resin, epoxy resin, resin fiber, and ethylene vinyl acetate.

2. This product can be used as packaging materials for plastic containers and food packaging boxes, providing them with good light stability.

3. Dosage of this product: 0.1-0.5% for thin products and 0.05-0.2% for thick products.

4. Packaging: cardboard barrels lined with plastic bags, with a net weight of 25 kilograms per barrel.