Ultraviolet-Radiation Absorbing Agent UV-326
Chemical Name: 2-(2'-hydroxy-3'-tert-butyl-5'-methylphenyl)-5-chlorobenzotriazole
Molecular Formula: C17H18N3OCl
CAS NO. 3896-11-5
Structural Formula: 
Main Chemical Index:
|
Appearance |
Light Yellow Crystalline Powder |
|
Content |
≥99% |
|
Melting Point |
137°141°C |
|
Loss on Dryng |
≤0.5% |
|
Light Transmittance |
460nm≥97% |
Characteristics and Uses:
raviolet radiation with the wavelength of 270-380 nanometers, mainly applied to polyvinyl chloride, polystyrene, unsaturated resin, polycarbonate, poly (methyl methacrylate), polyethylene, ABS resin, expoxy resin and cellulose resin. This product almost does not absorbing visible light, particularapplicable to colorless trasparent products and colored products. Dosage:0.1-0.5% for thin products and 0.05-0.2% for thick products. It is allowed to be applied to plastic products for packing foods.
Storing and Packing:
This product is nontoxic, inflammable, incrossible and stable in storing. It is packed in cardborad pail lined with plastic bags with the capacity of 20 kg per pail and can also be packed according to cusomers' requirements.