Pусский
- Description
UV-531 is a benzophenonelight stabilizer, capable of absorbing the UV radiation of 240-340nm wavelength. It is of light color, non-toxicity, good compatibility, small mobility and easy processing. It is widely applied to PE,PVC,PP,PS,PC organic glass, PP fiber, ethylene-vinyl acetate etc. Moreover, it has very good light-stability on drying phenol aldehyde, varnish of alcohol, polyurethane, acrylate, expoxnamee, etc. Its dosage is recommended to be 0.1%-0.5%.
PACKAGE: 25kg net drum
| PRODUCT SPECIFICATIONS | |||
| PRODUCT NAME: | UV-531 | ||
| CHEMICAL NAME: | 2-Hydroxy-4-n-Octoxy Benzophenone | ||
| CAS NO.: | 1843-05-6 | ||
| Equivalent: | Chimassorb 81 (Ciba SC) / Cyasorb UV-531 (Cytec) | ||
| SPECIFICATIONS | |||
| Appearance : | Yellowish crystal powder | ||
| Melting point (℃) | 47.0-49.0 | ||
| Ash (%): | 0.1 max. | ||
| Moisture Content (%): | 0.5 max. | ||
| Light transmittance (%) | 440 nm: | 79min. | |
| 460 nm: | 89 min. | ||
| Purity (%) | 99 min. | ||