在电解液中添加陶瓷颗粒对钛合金表面微弧氧化膜层改性的研究进展

何江海, 杨子钰, 刘琦, 马子骅, 何伟, 陈飞

Research Progress on Modification of Microarc Oxidation Coatings on Ti-alloy Surface by Adding Ceramic Particles to Electrolyte

HE Jianghai, YANG Ziyu, LIU Qi, MA Zihua, HE Wei, CHEN Fei

表1 在电解液中添加二元化合物粒子对钛合金MAO膜层在3.5%NaCl溶液中耐蚀性的影响

Table 1 Effects of binary compound particles added in the electrolytes on the corrosion resistances of MAO films of Ti-alloy in 3.5%NaCl solution

Substrates Particles Size of particles Ecorr without particles / V Ecorr with particles / V Icorr without particlesA·cm-2 Icorr with particlesA·cm-2 Refs. TC4 ZrO2 0.5-1 μm - 0.2237 - 2.4 × 10-9 [36] Ti6Al4V MoS2 < 2 μm -0.383 0.038 9.6 × 10-8 4.2 × 10-9 [46] TC4 SiC 400 nm - - 9.1 × 10-5 4.1 × 10-6 [47] TC4 TaC 1 μm -0.22 0.12 1.1 × 10-6 2.7 × 10-8 [48] Ti6Al4V ZrO2/TiO2 1 μm -0.447 0.113 1.5 × 10-7 5.7 × 10-8 [49] Ti6Al4V GO/HA - 0.29 0.61 5.0 × 10-8 1.6 × 10-8 [50] Ti6Al4V AlN - -0.7311 -0.3817 6.9 × 10-6 2.8 × 10-9 [51]