Decanedioic acid, 1,10-bis(1,2,2,6,6-pentamethyl-4-piperidinyl) ester, mixt. with 1-methyl 10-(1,2,2,6,6-pentamethyl-4-piperidinyl) decanedioate

This compound is a hindered amine light stabilizer used predominantly in industrial applications to protect polymers from degradation caused by ultraviolet radiation. It features a complex multi-ring structure with amine and ester functional groups, contributing to its effectiveness as a stabilizer.