Product Specification

Technical data of sheets of UV 329

Product Name: UV 329

Chemical name:2-(2'-hydroxy-5'-tert-octylphenyl)-1H-benzotriazole

CAS number:3147-75-9

Molecular weight:323

Spcification

     CONTENT: 99% MIN

     M. P.: 103-105.3

     VOLATILE MATTER:0.5% MAX

     ASH: 0.05% MAX

TRANSMITTANCE

     440nm:97% MIN

     500nm:98% MIN

Applications

a highly effective light stabilizer, it has a broad UV absorption spectrum and low volatility. For PS, polymethyl methacrylate, unsaturated polyester (UPE), rigid PVC, polycarbonate, ABS resin, etc., esp. In clear products or engineering plastics processed under high temperature. It has synergetic effect if used with antioxidant,which can raise heat and oxidization stabilities of the product. Usual amount to use is 0.1%-1%.

Handling & Safety

Wash thoroughly after handling. Remove contaminated Clothing and wash before reuse. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Keep containertightly closed. Avoid ingestion and inhalation.

HS Code:29339900

Model NO.: UV-329

Origin:China

Packing:20Kg carton Or as buyer's requirement