N,N-Bis(l-hydroxycarbyloxy-2,2,6,6-tetramethyl-piperidin-4-yl) amino triazines and stabilized compositions

Claim 1

A compound having formula I, II or III wherein G₁ and G₂ are independently alkyl of 1 to 4 carbon atoms, or G₁ and G₂ together are pentamethylene, R₁ is alkyl of 1 to 18 carbon atoms, cycloalkyl of 5 to 12 carbon atoms, alkenyl of 2 to 18 carbon atoms, cycloalkenyl of 5 to 12 carbon atoms, aralkyl of 7 to 15 carbon atoms, a radical of a saturated or unsaturated bicyclic or tricyclic hydrocarbon of 7 to 12 carbon atoms or aryl of 6 to 10 carbon atoms or said aryl substituted by alkyl. R₂ and R₃ are independently -SR₅, -NR₆R₇, -NR₈-R₉-NR₁₀R₁₁, -OR₄, -O(R₁₂0) n R₁₃, R₄ has the same meaning as R₁, R₅ has the same definitions as R₁ and additionally R₅ is alkyl of 2 to 4 carbon atoms substituted by hydroxy, by alkoxy of 1 to 12 carbon atoms or by di(C₁-C₄-alkyl)amino, R₆ and R₈ are independently hydrogen, alkyl of 1 to 18 carbon atoms, cycloalkyl of 5 to 12 carbon atoms, aralkyl of 7 to 15 carbon atoms or alkyl of 2 to 4 carbon atoms substituted by hydroxy, by alkoxy of 1 to 12 carbon atoms or by R₇ has the same meaning as R₆ or R₆ and R₇ together with N-atom to which they are linked for a 5-7 membered heterocyclic ring containing one or two nitrogen atoms or oxygen, R₉ is alkylene of 2 to 12 carbon atoms, R₁₀ and R₁₁ have independently of the same definition as R₆ or R₁₀ and R₁₁ together have the same definition as R₆ and R₇ together. R₁₂ is alkylene of 2 to 4 carbon atoms, R₁₃ is hydrogen, alkyl of 1 to 18 carbon atoms, phenyl or said phenyl substituted by alkyl of 1 to 12 carbon atoms or by n is an integer of 2 to 20, m is an integer of 2 to 4, X has the same meanings as R₂, T₁ is piperazinyl, -NR₁₄-(CH₂) a O(CH₂) b O(CH₂) a NR₁₄-, -NR₁₄-(CH₂) d -NR₁₄- or -NH-(CH₂) a -N-(CH₂) b -N[(CH₂) c -N] f H- wherein R₁₄ is hydrogen, alkyl of 1 to 18 carbon atoms, cycloalkyl of 5 to 12 carbon atoms, aralkyl of 7 to 15 carbon atoms, alkanoyl of 2 to 18 carbon atoms, alkenoyl of 3 to 5 carbon atoms or benzoyl, a, b, c, d are independently 2 or 3, f is 0 or 1, T₂ and T₃ are independently hydrogen or alkyl of 1 to 6 carbon atoms, T₄ is a direct bond or a hydrocarbyl group of valence p, and p is' 2 or 3, with the proviso that when the compound is of formula III, R₁ is not alkyl.