Manufacturing method for waterproof color coating used for exterior walls

Abstract

The invention discloses a method for manufacturing a colored waterproof paint for exterior walls, which comprises the following steps: first, the ingredients are prepared according to the following parts by weight: 15 parts of water, 0.2 parts of preservative, 60 parts of pure acrylic emulsion, 0.4 part of dispersant, 3 parts of toner, 0.8 part of color paste, 25 parts of heavy calcium carbonate powder, 0.2 part of defoamer, 1.8 part of film-forming aid, and 0.6 part of thickener; then, mix water, preservative, and pure acrylic emulsion Stir evenly to prepare mixture A; then add dispersant, toner, and color paste to the prepared mixture A in sequence and mix and stir to obtain mixture B; finally add heavy calcium carbonate to the prepared mixture B in sequence Powder, defoamer, film-forming aid, and thickener are fully stirred and evenly prepared into a finished coating. The coating produced by the method provided by the invention has strong anti-penetration ability, remarkable waterproof performance, good weather resistance, strong acid and alkali resistance, good high temperature resistance, no chemical smell harmful to human body, simple preparation and good weather resistance , service life up to 8-10 years.

Description

technical field [0001] The invention relates to the technical field of building wall paint manufacturing, in particular to a method for manufacturing a colored waterproof paint for exterior walls. Background technique [0002] With the continuous development and progress of social civilization, people's aesthetic concepts are constantly improving in daily life. In view of the single performance selection of exterior wall waterproof coatings on the market, the exterior wall waterproof coatings on the market are colorless and transparent, and the products The tensile strength and weather resistance are poor, and the service life is only 3-5 years. The cycle time of product use is short, which leads to higher maintenance costs in the later period and affects the service life of the entire building. Contents of the invention [0003] Aiming at the deficiencies of the prior art, the invention provides a method for manufacturing a colored waterproof paint for exterior walls. ...

AI Technical Summary

Problems solved by technology

[0002] With the continuous development and progress of social civilization, people's aesthetic concepts are constantly improving in daily life. In view of the single performance selection of exterior wall waterproof coatings on the market, the exterior wall waterproof coatings on the market are colorless and transparent, and the products The stretchability and weather resistance are poor, and the service life is only 3-5 years. The cycle time of product use is short, which leads to higher maintenance costs in the later period and affects the service life of the entire building.