Keywords antioxidants;synthetic lubricant;potassium perfluorobutyrate;arylamine antioxidants;synergistic effect;differential scanning calorimetry;electron paramagnetic resonance spectrometry;

• 抗氧剂;合成润滑剂;全氟丁酸钾;芳胺抗氧剂;协同效应;差热分析;电子顺磁共振分析;