改性SiO2 气凝胶聚氨酯复合涂层的制备及耐蚀性能研究

李丹鸿, 杨腾逊, 孙天翔, 李兴霖冒, 马程成, 张玥, 陈守刚

Preparation and Anti-corrosion Properties of Silica Aerogel-modified Polyurethane Composite Coatings

LI Danhong, YANG Tengxun, SUN Tianxiang, LI Xinglinmao, MA Chengcheng, ZHANG Yue, CHEN Shougang

图6 添加不同比例未改性SiO2气凝胶涂层的EIS曲线

Fig.6 Nyquist (a), impedance module (b) and phase angle (c) plots of EIS curves of polyurethane composite coatings containing different mass ratios of unmodified SiO2 aerogel (1, 2 and 3 represent the coatings containing 0.5%, 1% and 2% unmodified SiO2 aerogel, respectively)