UV Absorber UV-329
UV Absorber UV-329
Chemical name: 2-(2'-hydroxy-5'-(1,1,3, 3-Tetramethylbutyl)phenyl)benzotriazole
Molecular formula |
C20H25N30
|
Molecular weight |
323
|
CAS number |
3147-75-9
|
Product introduction: This product is a high-efficiency light stabilizer, with a wide range of ultraviolet absorption properties, volatile Low resistance, suitable for polystyrene, polymethyl methacrylate, polyester, rigid PVC, polycarbonate, ABS resin, etc. It is especially effective in transparent products and engineering plastics processed at high temperature. It has high-quality synergistic effect when used in combination with antioxidants, which can improve the weather resistance and thermo-oxidative stability of products.
Physical Properties:
Appearance: | Off-white powder |
Content:
|
≥99% (HPLC)
|
melting point: | 103-105 °C |
|
|
Transmittance: | 440nm ≥97%;500nm ≥98% td> |
Application:This product is a high-efficiency light stabilizer, with a wide range of ultraviolet absorption properties, low volatility, suitable for polystyrene, polymethyl methacrylate Ester, polyester, rigid polyvinyl chloride, polycarbonate, ABS resin, etc., are especially effective in transparent products and engineering plastics processed at high temperature. When used together with antioxidants, there is a high-quality synergistic effect, which can improve the weather resistance of products. and thermo-oxidative stability.
Packing: Packed in cardboard drums lined with plastic bags, net weight 25Kg per drum.
Storage: Protect against rain, moisture and sun.
Validity period:2 years
INQUIRY
WRITE A MESSAGE TO US