Cold-resistant waterproof paint

The invention discloses a cold-resistant waterproof paint which is composed of the following components in parts by weight: 60-80 parts of acrylate emulsion, 5-15 parts of talcum powder, 15-25 parts of alumina-silica fiber, 1-5 parts of triisopropanolamine, 1-5 parts of glyceryl caprylate-caprate, 2-8 parts of propanediol, 10-18 parts of silica sol, 3-8 parts of aluminum nitride and 150-220 parts of deionized water. The cold-resistant waterproof paint is simple to prepare and convenient to use, has the advantages of favorable water resistance, superhigh cold resistance, lower probability of cracking, shedding or the like, and longer service life, and ensures the use effect.