The exchange density of the electrode made by carbon from poly( p -phenylence) is about 4.6 times as large as the exchange density of the electrode made by the carbon from acetylene black.

• 在相同铂含量条件下 ；用聚亚苯基树脂碳制备的铂碳复合电极交换电流密度约为用乙炔黑制备的铂碳复合电极交换电流密度的 4 .；6倍左右。