摘要：【中文】本发明提供了一种电解铝预焙阳极防氧化绝缘涂料，所述电解铝预焙阳极防氧化绝缘涂料按质量百分比包括如下组份：主组分60％～75％，次组分0.01％～5％，纳米溶剂结合相24％～34％，涂料稳定相0.01％～5％。所述主组分包括无定型氧化铝、纳米级ρ‑Al₂O₃、纳米级γ‑Al₂O₃和纳米级α‑Al₂O₃。本发明制备的绝缘涂料，经喷涂机喷到阳极后，可在常温条件下6～8h固化，阳极涂料在工作温度500～800℃下可形成致密的网状结构，长期耐受温度在900℃以上，物理、化学性能稳定。 【EN】The invention provides an anti-oxidation insulating coating for an electrolytic aluminum prebaked anode, which comprises the following components in percentage by mass: 60 to 75 percent of main component, 0.01 to 5 percent of secondary component, 24 to 34 percent of nano solvent binding phase and 0.01 to 5 percent of coating stabilizing phase. The main component comprises amorphous alumina and nano rho-Al₂O₃Nano-grade gamma-Al₂O₃And nano-scale α -Al₂O₃. The insulating paint prepared by the invention can be sprayed to the anode by a spraying machine under the condition of normal temperatureAnd (3) curing for 6-8 h, wherein the anode coating can form a compact reticular structure at the working temperature of 500-800 ℃, can endure the temperature of over 900 ℃ for a long time, and has stable physical and chemical properties.