交变压力对无溶剂环氧涂层在模拟超深海环境下的电化学行为

王腾宇, 张正贵, 陆卫中, 吴希革

Effect of Alternating Pressure on Electrochemical Behavior of Solvent-free Epoxy Coating in Simulated Ultra-deep Sea Environment

WANG Tengyu, ZHANG Zhenggui, LU Weizhong, WU Xige

表3 两种涂层在不同交变压力浸泡480 h后的LEIS数据对比

Table 3 Comparison of LEIS data of two coatings after immersion for 480 h

Alternatingpressure |Z|1 kHz Coating A Coating B 0.1-30 MPa Max 3×108 Ω·cm2 6×107 Ω·cm2 Min 2×106 Ω·cm2 4×105 Ω·cm2 0.1-20 MPa Max 6×108 Ω·cm2 1×108 Ω·cm2 Min 2×107 Ω·cm2 2×106 Ω·cm2