| 摘要 |
Substituted hydroxylamine ester stabilizers corresponding to the formula <IMAGE> wherein n is 0-2, X is a direct bond, -S- or -CH2S-, R1 and R2 are independently hydrogen, alkyl, cycloalkyl, aralkyl, R3 and R4 are independently alkyl, cycloalkyl or aralkyl, and R5 is hydrogen or the group <IMAGE> are effective in stabilizing organic materials against oxidative, thermal and actinic degradation.
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