The results showed us that the key factors in preparation of SAC from IER were air oxidation, KOH impregnation, carbonization and the temperature rate of heating.

• 对氧化过程中树脂的变化进行了红外分析，提出了“树脂经空气氧化结合了大量氧原子，从而能够抑止碳元素的脱除”是碳收率提高的原因所在。