<strong>3D</strong>打印<strong>NiTi</strong>形状记忆合金在模拟不同口腔环境中电化学腐蚀行为研究

3D打印NiTi形状记忆合金在模拟不同口腔环境中电化学腐蚀行为研究

刘明, 王杰, 朱春晖, 张延晓

Electrochemical Corrosion Behavior of 3D-printed NiTi Shape Memory Alloy in a Simulated Oral Environment

LIU Ming, WANG Jie, ZHU Chunhui, ZHANG Yanxiao

表1 3D-NiTi合金在不同人工唾液中浸泡30 min后的极化曲线拟合的参数值

Table 1 Fitting result of polarization curves of 3D-NiTi alloy immersed in various artificial saliva for 30 min

Corrosion environment	E_corr / mV_SCE	I_corr / μA·cm^-2	b_a / mV·dec^-1	b_c / mV·dec^-1	E_pit / mV_SCE
AS	-17	0.09	274	-162	1280
AS+Coke	-326	0.97	253	-145	310
AS+1% NaF	-485	4.98	217	-133	-