Chemical name: 2,2,6,6-tetramethyl-4-piperidinyl stearate

CAS No.:167078-06-0                       

Molecular formular: C₂₇H₅₃NO₂

Molecular weight:423.7                          

                                                                 

Appearance: White waxy solid

Purity, %:  99

Melting point, :  28

Ash, %: 0.5

Saponification value, mgKOH/g: 128-137

Transmittance, %         425nm90     

   450nm95

                                                                 

LIGHT STABILIZER HOSORB-3853 is a new type of hindered amine light stabilizer, which protects the plastic from the damage of UV light. It has excellent stability to the surface of plastic such as luster, pulverization, yellowing. It has good compatibility, no phenomenon of bloom nor migration. It has excellent synergy with other stabilizer, especially with HALS and UV absorber of high molecular weight. It is used for polyolefin plastics, PU, ABS resin, paint, adhesives, rubber, etc.