Light Stabilizer 770 for PP, PE
| Chemical name | Bis (2,2,6,6-Tetramethyl-4-Piperidinyl) sebacate |
| Equivalent | Tinuvin 770 (Ciba), Uvinul 4077 H (BASF), Lowilite 77(Great Lakes), etc. |
| Molecular formula | C28H52O4N2 |
| Molecular weight | 480.73 |
| CAS NO. | 52829-07-9 |
Chemical structure
Specification
| Appearance | White powder / granular |
| Purity | 99.0% min |
| Melting point | 81-85°Cmin |
| Ash | 0.1% max |
| Transmittance | 425nm: 98%min 450nm: 99%min |
| Volatility | 0.2% (105°C,2hrs) |
Application
Light Stabilizer 770 is a highly effective radical scavenger that protects organic polymers against degradation caused by exposure to ultraviolet radiation. Light Stabilizer 770 is widely used in a variety of applications including polypropylene, polystyrene, polyurethanes, ABS, SAN, ASA, polyamides and polyacetals. Light Stabilizer 770 is high effectiveness as a light stabilizer makes it well suitable for applications in both thick section and films, independent of the thickness of the articles. Combined with other HALS products, Light Stabilizer 770 displays strong synergistic effects.
Packing and Storage
Package: 25KG/CARTON
Storage: Stable in property, keep ventilation and away from water and high temperature.