环氧树脂/重结晶碳化硅复合材料的抗腐蚀性能

付海波, 刘晓茹, 孙媛, 曹大力

Corrosion Resistance of Epoxy Resin/recrystallized Silicon Carbide Composite

FU Haibo, LIU Xiaoru, SUN Yuan, CAO Dali

表2 由EIS拟合得到的电化学参数

Table 2 Electrochemical parameters obtained by fitting EIS

Solution	Sample	R_s / Ω·cm²	R_t / kΩ·cm²	CPE_t		R_f / kΩ·cm²	CPE_f
Solution	Sample	R_s / Ω·cm²	R_t / kΩ·cm²	Ω^-1·cm^-2·Sⁿ	n	R_f / kΩ·cm²	Ω^-1·cm^-2·Sⁿ	n
2 mol/L H₂SO₄	RSiC	93.2	0.99	273.00	0.998	---	---	---
	8%EP/RSiC	71.0	126.00	10.00	0.998	0.92	9.85	0.995
	10%EP/RSiC	71.3	148.00	9.91	0.995	0.92	9.91	0.995
	15%EP/RSiC	72.0	152.00	9.85	0.995	0.92	10.00	0.998
4 mol/L NaOH	RSiC	25.5	2.79	423.00	0.759	---	---	---
	8%EP/RSiC	54.9	7.62	29.20	0.998	---	---	---
	10%EP/RSiC	54.4	12.70	13.10	0.995	---	---	---
	15%EP/RSiC	63.5	13.70	10.90	0.996	---	---	---