LIGHT STABILIZER UV 2908 CAS NO.67845-93-6

Chemical name: N-Hexadecyl-3, 5-di-tert-butyl-4-hydroxybenzoate

CAS No.: 67845-93-6

Molecular formula:C31H54O3

Molecular weight: 475

Appearance: White powder

Purity (HPLC), %: ≥99

Melting point,℃: 59-63

Ash, %: ≤0.1

Loss on Drying, %: ≤0.5

LIGHT STABILIZER UV-2908 belongs to the class of hindered hydroxybenzoate light stabilizer. It is widely used in polyolefins such as PP, PE, polycarbonate and the systems containing flame retardants and thioesters etc. It can be used alone or in combination with benzophenone UV stabilizer or phosphite antioxidant, showing good synergistic effect.info at hhochem. com