high quality Ultraviolet Absorbent UV-234 for PP,PVC,PA PC CAS
NO:70321-86-7
Chemical name: 2-[2'-hydroxy-3',5'-bis(-dimethyl
benzyl)-phenyl]benzotriazole
| Product Name | Ultraviolet absorber UV 234 |
| CAS number | 70321-86-7 |
| Molecular formula | C30H29N3O |
| Molecular weight | 447.57 |
| Appearance | clear liquid |
| Boiling point | 589.3ºC at 760 mmHg |
| Relative density | 1.12 g/cm3 |
Chemical structure :
Performance & Application :
UV-234 is a kind of yellowish powder, melting point is 139.5-141 ℃
, it is a fine light stabilizer, suitable for PP, TPE , hard PVC,
POM, PA, PC, PBT/PET, PMMA,etc.
Technical Indicators :
Appearance: light yellow powder
Melting Point: ≥ 139.5-141 ℃
Volatile Matter: ≤ 0.5%
Ash Content: ≤ 0.05%
Purity: ≥ 99%
Transmissirity:
460nm≥ 97 %
500nm≥ 98%
Packing: 25kg paper drum or carton
