PACF, which is widely used because of low cost raw materials and high performance products, was produced from pitch-based infusible fiber and pitch-based earbon fiber activated with steam.

• 沥青基活性碳纤维因其原料便宜且含碳率高、制品比表面积较大而得以迅速发展。分别以沥青不熔化纤维和沥青基碳纤维为原料，经不同活化工艺制得沥青基活性碳纤维。