| abstract |
A synergistic stabilizer mixture comprising a component (a) and, for example, a component (b), where component (a) is at least one compound of the formula I Formula (I) in which R1 is C1-C10alkyl, C5-C12cycloalkyl, C1-C4alkyl-substituted C5-C12cycloalkyl, phenyl or C1-C10alkyl-substituted phenyl, R2 is C3-C10alkylene, R3 is hydrogen, C1-C8alkyl, O, -CH2CN, C3-C6alkenyl, C7-C9phenylalkyl, C7-C9phenylalkyl which is substituted on the phenyl radical by C1-C4alkyl; or C1-C8acyl, and n1 is a number from 1 to 50, and component (b) is, for example, a compound of the formula in which n2 is a number from 2 to 20. |