Ultraviolet-Radiation Absorbing Agent UV-329(UV-5411)
Chemical Name: 2-(2'-HydroxyL-5'-tert-octylphenyl)Benzotriazole
Molecular Formula: C20H25N3O
CAS NO. 3147-75-9
Structural Formula:
Main Chemical Index:
Appearance |
White Powder |
Content |
≥99% |
Melting Point |
101-106°C |
Ash |
<0.1% |
Light Transmittance |
440nm>97% |
Properties and Uses:
This product is an excellent high-efficiency, aging-preventing agent, capable of absorbing the ultraviolet radiation of 270-340 nanometers, widely applied to PE,PVC,PP,PS,PC,polypropylene fiber, ABS resin, epoxy resin, resin fiber and ethylene -vinyl acetate etc. It can be applied to plastic containers and food-packing boxes as packaging materials, providing good light-stabilizing effect. Dosage:0.1-0.5% for thin products and 0.05-0.2% for thick products.
Storing and Packing:
This product is nontoxic, inflammable, noncorrodible, and well stable in storing. It is packed in cardboard pail lined with plastic bags with the net capacities of 25 kg and 50 kg; it can also be packed according to customers' requirements