Compounds of formula (I) :
wherein :
R1 represents an alkyl group having from 1 to 6 carbon atoms ;
R2 represents an alkyl group having from 8 to 24 carbon atoms ;
EO represents an ethyleneoxy group ;
PO represents a propyleneoxy group ;
k is 0 or an integer from 1 to 10 ; and
m is 0 or an integer from 1 to 5 ;
provided that the total of (k + m) is greater than 0 and not greater than 10 ; are useful as antioxidant stabilizers for polymeric materials.
式 (I) 的化合物:
其中:
R1 代表具有 1 至 6 个碳原子的烷基;
R2 代表具有 8 至 24 个碳原子的烷基;
EO 代表
乙烯氧基
PO 代表丙氧基;
k 是 0 或 1 至 10 的整数;以及
m 为 0 或 1 至 5 的整数;
只要 (k + m) 的总和大于 0 但不大于 10,就可用作聚合物材料的抗氧化稳定剂。