Chimassorb® 944 FDL

Chimassorb® 944 FDL by BASF is a poly[[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetramethyl-4-piperidinyl)imino]-1,6 hexanediyl[(2,2,6,6-tetramethyl-4-piperidinyl)imino]]). It is a high molecular weight oligomeric hindered amine light stabilizer (HALS) and heat stabilizer.

• Shows excellent compatibility, good resistance to extraction and low volatility.
• Imparts excellent light stability to thin articles, particularly fibers and films.
• In thick cross sections it is specifically suitable for polyethylene articles.
• In addition in certain instances Chimassorb® 944 FDL is highly effective in polyacetals, polyamides, polyurethanes, flexible and rigid PVC as well as PVC blends and in certain styrenic elastomer.
• Recommended dosage level is 0.05-1.4%.