light stabilizer UV3853

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

Molecular Formula ：C₂₇H₅₃NO₂

Molecular Weight ：423.72

CAS NO ：167078-06-0

Structure ：

Specification ：

Appearance ：White waxy solid or yellow liquid

Melting Point ：≥28℃

Boiling Point ：400℃

Specific Gravity ：0.895

Saponification Value(mgKOH/g) ：128 ~137

Ash% : ≤0.5

Transmittance : 425nm ≥75%     ; 450nm≥85%

Solubility ：Not soluble in water, soluble in methylbenzene and some other organic solvent

Application：
UV-3853 hindered amine light stabilizer, mainly used in polyolefin plastic 、polyurethanes 、ABS resins 、painting 、adhesives 、rubber etc. It is nontoxic 、cheap and provides good light stability.