Light Stabilizer 622
Product Name |
Light Stabilizer 622 |
Product Code |
LS-622 |
CAS No. |
65447-77-0;70198-29-7 |
Chemical Name |
Poly(4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol-alt-1,4-butanedioic acid) |
Formula |
(C15H25NO4)n |
Molecular Weight |
>3000 |
Specification |
Appearance:White to off-white dust free crystalline powder |
Melting Point:55-70℃ |
|
Loss on drying:0.5%Max |
|
Ash Content:0.1%Max |
|
Transmittance:≥98.0%(425nm); ≥99.0%(500nm) |
|
Packing |
25kg/drum or 25kg/carton |
Application |
LS-622 is a polymeric high molecular weight hindered amine light stabilizer, with low volatility, migration resistance, low alkalinity and high temperature resistance. It has synergetic effect with antioxidants and UV absorbers. It is effective in a broad range of polymers and applications. The product is particularly usefully in PE applications (injection molding, rotational molding, film, and tape), EVA, PP fibers, polyurethanes, polyacetals, polyamide, elastomers, adhesives etc. It is usually used in combination with antioxidants, UV absorbers to optimize performance in outdoor use. |