There are provided a novel diarylamine compound represented by the following formula (I), (II) or (III), which has at least one signal attributable to the hydrogen of the N-H moiety at 8.30 ppm to 9.00 ppm when a deuterated dimethyl sulfoxide solution of the diarylamine compound is analyzed by 1H-NMR; and an aging inhibitor, a polymer composition, a crosslinked rubber product and a molded article thereof, and a method of producing a diarylamine compound. In the formulas. A1 to A6 each represent an aromatic group which may have a substituent; A represents an aromatic group or a cyclic aliphatic group, which may both have a substituent; L represents 1 or 2; and n represents 0 or 1.
提供了一种由下式(I)、(II)或(III)表示的新型二芳基胺化合物,当用 1H-NMR 分析二芳基胺化合物的氚化
二甲基亚砜溶液时,该化合物在 8.30 ppm 至 9.00 ppm 处具有至少一个归因于 N-H 分子氢的信号;还提供了一种老化
抑制剂、一种聚合物组合物、一种交联橡胶制品及其成型品,以及一种生产二芳基胺化合物的方法。在这些式子中A1至A6各自代表一个芳香基团,该芳香基团可以具有一个取代基;A代表一个芳香基团或一个环状脂肪族基团,这两个基团都可以具有一个取代基;L代表1或2;n代表0或1。