Light Stabilizer 622 (Nanjing Lepuz Chemical)

Light Stabilizer 622 is a butanedioic acid polymer with (4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol) by Nanjing Lepuz Chemical. It acts as a hindered amine light stabilizer. It offers high molecular weight, low volatility, low degradation, good extraction resistance (by water), fade resistance (by gas) and good heat stability. Light Stabilizer 622 is suitable for AO and UVA. It is compatible with polyethylene, polypropylene, polystyrene, olefin copolymer and polyester, soft PVC, polyurethane, metaformaldehyde and polyamide.