| 摘要 |
A mixture comprising a compound of the formula I and a compound of the formula II <IMG> <IMG> (I) (II) in which n is 1 or 2; R1, R'1, R2, R'2, R3 and R4, independently of one another, are H, C1-C12alkyl; C2-C6alkenyl; C1-C12alkoxy; C2-C18alkenoxy; halogen; trifluoromethyl; C7-C11phenylalkyl; phenyl; phenyl which is substituted by C1-C18alkyl, C1-C18alkoxy or halogen; phenoxy; or phenoxy which is substituted by C1-C18alkyl, C1-C18alkoxy or halogen; R6 is hydrogen, C1-C24alkyl, C5-C12cycloalkyl or C7-C15phenylalkyl; R7, in the case where n = 1, and R'7, independently of one another, are hydrogen or C1-C18alkyl; or are C1-C12alkyl which is substituted by OH, C1-C18alkoxy, allyloxy, halogen, -COOH,-COOR8,-CONH2,-CONHR9, -CON(R9)(R10),-NH2, -NHR9, -N(R9)(R10), -NHCOR11, -CN, -OCOR11, phenoxy and/or phenoxy which is substituted by C1-C18alkyl, C1-C18alkoxy or halogen; or R7 is C3-C50alkyl which is interrupted by -O-and may be substituted by OH; or R7 is C3-C6alkenyl; glycidyl; C5-C12cycloalkyl;cyclohexyl which is substituted by OH, C1-C4alkyl or -OCOR11; C7-C11phenylalkyl which is unsubstituted or substituted by OH, C1 or CH3;-CO-R12 or-SO2-R13; and R7, in the case where n = 2, and R8 to R23 are as defined in claim 1, is highly suitable for stabilizing organic material.
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