UV ABSORBER UV 3030 CAS NO.178671-58-4

Chemical name: Pentaerythritol tetrakis(2-cyano-3,3-diphenylacrylate)

CAS No.: 178671-58-4

Molecular formula: C69H48N4O8

Molecular weight: 1061.14

Molecular structure

Specification

Appearance: White crystalline powder

Assay, %: ≥98.5

Melting point :175-178 degree

Loss on Drying, %: ≤0.5

Transmittance: 460nm≥95%

500nm≥98%

Application

UV ABSORBER HOSORB UV 3030 can strongly absorb UV wavelength in range 280-320nm and exhibits excellent heat stability and minimum volatility due to its high molecular weight. It can be used to stabilize polymers with high extrusion temperatures. It is suitable for PA and PET. Especially suitable for stabilizing polycarbonates due to the good compatibility with the production process and excellent stabilizing effect.