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Date/Time:  5/16/21 12:54 GMT

UV ABSORBER 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
Molecular structure

Appearance: White powder
Purity (HPLC), %: ≥99
Melting point,℃: 59-63
Ash, %: ≤0.1
Loss on Drying, %: ≤0.5

UV absorber UV2908 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
UV ABSORBER UV 2908    CAS NO.67845-93-6
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