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    • 2. 发明申请
    • THIOIMIDAZOLIDINE DERIVATIVES AS LIGHT STABILIZERS FOR POLYMERS
    • 作为聚合物的光稳定剂的三氮杂吲哚衍生物
    • WO0162739A3
    • 2002-02-14
    • PCT/EP0101829
    • 2001-02-19
    • CIBA SC HOLDING AGCIBA SPEC CHEM SPALAZZARI DARIOZAGNONI GRAZIANO
    • LAZZARI DARIOZAGNONI GRAZIANO
    • C07D233/42C07D403/12C07D403/14C07D405/12C07D405/14C08K5/3445C08K5/378C08L21/00C08L23/00C08L55/02C08L101/00C09K15/30G03C1/34
    • C07D405/14C07D233/42C07D403/12C07D403/14C07D405/12C08K5/378G03C1/346
    • A compound of the formula (I) wherein G1, G2, G3 and G4 are independently of one another C1-C18alkyl or C5-C12cycloalkyl or the radicals G1 and G2 and the radicals G3 and G4 form independently of one another, together with the carbon atom they are attached to, C5-C12cycloalkyl; R is hydrogen, C1-C18alkyl, oxyl, -OH, -CH2CN, C3-C6alkenyl, C3-C8alkynyl, C7-C12phenylalkyl unsubstituted or substituted on the phenyl radical by C1-C4alkyl and/or C1-C4alkoxy; C1-C8acyl, C1-C18alkoxy, C1-C18hydroxyalkoxy, C2-C18alkenyloxy, C5-C12cycloalkoxy, C7-C12phenylalkoxy unsubstituted or substituted on the phenyl radical by C1-C4alkyl and/or C1-C4alkoxy; C1-C18alkanoyloxy, (C1-C18alkoxy)carbonyl, glycidyl or a group -CH2CH(OH)(G) with G being hydrogen, methyl or phenyl; n is 1, 2, 3 or 4; and X is an organic radical of a valency equal to n; and when n is 2, 3 or 4, each of the radicals G1, G2, G3, G4 and R can have the same or a different meaning in the units of the formula (II), is useful for stabilizing an organic material against degradation induced by light, heat or oxidation.
    • 式(I)的化合物,其中G1,G2,G3和G4彼此独立地为C1-C18烷基或C5-C12环烷基,或者基团G1和G2以及基团G3和G4彼此独立地形成,与碳 它们连接的原子,C 5 -C 12环烷基; R是氢,C1-C18烷基,氧基,-OH,-CH2CN,C3-C6链烯基,C3-C8炔基,未被取代或被C1-C4烷基和/或C1-C4烷氧基取代在苯基上的C7-C12苯基; C 1 -C 8酰基,C 1 -C 18烷氧基,C 1 -C 18羟基烷氧基,C 2 -C 18链烯氧基,C 5 -C 12环烷氧基,未被取代或被C 1 -C 4烷基和/或C 1 -C 4烷氧基取代在苯基上的C 7 -C 12苯基烷氧基; C 1 -C 18烷酰氧基,(C 1 -C 18烷氧基)羰基,缩水甘油基或基团-CH 2 CH(OH)(G),其中G为氢,甲基或苯基; n为1,2,3或4; 并且X是化合价等于n的有机基团; 当n为2,3或4时,基团G1,G2,G3,G4和R中的每一个在式(II)的单元中可以具有相同或不同的含义,可用于稳定有机材料以防止降解 由光,热或氧化引起的。