UV Absorber 234
Product Name |
UV Absorber 234 |
Product Code |
UV-234 |
CAS No. |
70321-86-7 |
Chemical Name |
2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol |
Formula |
C30H29N3O |
Molecular Weight |
447.58 |
Specification |
Appearance:Pale yellow crystalline powder |
Melting Point:137-141℃ |
|
Loss on drying:0.5%Max |
|
Ash:0.1%Max |
|
Assay (GC):99.0% Min. |
|
Transmittance:≥96.0%(450nm); ≥98.0%(500nm) |
|
Packing |
25kg/Carton or 25kg/drum |
Application |
UV-234 has high thermal stability and good compatibility in various substrates. It is suitable for PC, PVC, POM, PA, polyester, etc.. |