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New (poly)ethers prepared by reacting hydroxy-2,2,6,6-tetramethyl-piperidine or -piperazine hindered amine light stabilizer with methylene halide are used for stabilizing organic material, e.g. polymer or lacquer
New (poly)ethers prepared by reacting hydroxy-2,2,6,6-tetramethyl-piperidine or -piperazine hindered amine light stabilizer with methylene halide are used for stabilizing organic material, e.g. polymer or lacquer
Compounds (I) obtained by reacting 2,2,6,6-tetramethyl-piperidine or -piperazine hindered amine light stabilizer (HALS) compound(s) (IIA-J) with methylene chloride, bromide or iodide are new. Compounds (I) obtained by reacting 2,2,6,6-tetramethyl-piperidine or -piperazine hindered amine light stabilizer (HALS) compound(s) of formulae (IIA-J) with methylene chloride, bromide or iodide are new; R1, R2 = hydroxyl (OH) or hydroxyorganyl. Independent claims are also included for: (a) compounds of formula (IA); -(O-G-O-CH2-)n- (IA) (b) compositions containing organic material sensitive to damage by light, oxygen and/or heat and compound(s) (I) as stabilizer. n = 1-100; G = a group derived from a compound of formula (IIA-J).
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机译:使2,2,6,6-四甲基-哌啶或-哌嗪受阻胺光稳定剂(HALS)化合物(IIA-J)与二氯甲烷,溴化物或碘化物反应制得的化合物(I)是新的。通过使式(IIA-J)的2,2,6,6-四甲基-哌啶或-哌嗪受阻胺光稳定剂(HALS)化合物与二氯甲烷,溴化物或碘化物反应得到的化合物(I)是新的; R 1,R 2 =羟基(OH)或羟基有机基。还包括以下方面的独立权利要求:(a)式(IA)的化合物; -(O-G-O-CH 2-)n-(IA)(b)组合物,其包含对光,氧和/或热的损害敏感的有机材料以及作为稳定剂的化合物(I)。 n = 1-100; G =衍生自式(IIA-J)化合物的基团。
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