Nurcasorb UV-531

Nurcasorb UV-531

  • Description

Product 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.