| abstract |
2,6-Diarylpiperidin-1-yl substituted 2-butene stabilizers of the formula I or II n n T-CH₂-CH=CH-CH₂-T (I) n n n n T-CH₂-CH=CH-CH₂-N(E₁)(E₂) (II) n n n where T is a 2,6-diarylpiperidin-1-yl moiety and E₁ and E₂ are independently alkyl, cycloalkyl, aralkyl or aryl, are effective in stabilizing organic materials against the deleterious effects of oxygen, heat and actinic radiation. |