Anti-corrosion elastic adhesive for acid and alkali resistant and high and low air pressure resistant chimney and preparation method of anti-corrosion elastic adhesive

The invention belongs to the field of high polymer materials, and discloses an organic adhesive with acid and alkali resistance, high and low pressure resistance and low water absorbability, the adhesive is formed by mixing modified epoxy resin as a main material and inorganic filler as an auxiliary material, and the adhesive has excellent properties of strong chemical corrosion resistance, temperature change impact resistance, high viscosity and high impermeability; the invention aims to solve the technical problems of short service life, poor water resistance, impact resistance, corrosion resistance and poor adhesion with a chimney lining base material of an organic adhesive on the market in the brick and glue corrosion prevention technology adopted by the existing thermal power plant chimney. 本发明属于高分子材料领域，本发明公开了一种耐酸碱、耐高低压、低吸水性的有机粘接剂，该粘接剂以改性环氧树脂为主料，再辅以无机填料混炼而成的粘接剂，具有抗强化学腐蚀、耐温变冲击、高粘性以及高抗渗性的优异性能；以解决现有火力发电厂烟囱采用的砖加胶防腐技术中市面上的有机粘接剂使用寿命短、耐水性、耐冲击性、耐腐蚀以及与烟囱内衬基材粘接性差的技术问题。