Waterborne environment-friendly silicone-acrylic real stone exterior wall coating and preparation method thereof

Abstract

The invention discloses a waterborne environment-friendly silicone-acrylic real stone exterior wall coating. The coating comprises the following components in percentage by mass: 30-40% of silicone-acrylic emulsion, 2-5% of texanol ester alcohol film forming aid, 2-6% of natural rock slices, 50-55% of quartz powder, 0.1-0.5% of thickener, 1-5% of anti-freezing agent, 0.1-0.3% of dispersant, 0.1-0.3% of defoaming agent and 0.1-0.3% of preservative. The coating is natural, environment-friendly and non-fading and has the advantages of extremely good acid and alkali resistance, water resistance and pollution resistance, strong third dimension, good texture, good decoration effect and the like, a coating film is tough and extremely strong in adhesive force, the defects that a traditional real stone coating is easy to whiten when being scoured by water and easy to yellow under the irradiation of sunlight is overcome, the rock grain effect of natural granite is imitated, the texture of the granite is vividly revealed, the original appearance of the granite is restored, and the exterior wall coating has rich texture similar to stone, and brings solemn and gorgeous visual enjoyment like the granite.

Description

technical field [0001] The invention relates to a wall paint, in particular to a water-based and environment-friendly silicon acrylic real stone exterior wall paint and a preparation method thereof. Background technique [0002] In recent years, water-based, environmentally friendly, multi-functional and high-performance coatings have become the development trend of architectural exterior wall coatings. With the continuous improvement of people's living standards, people have put forward higher requirements for the decorative effect of coatings. The acrylic paints currently on the market have disadvantages such as low gloss, poor adhesion, poor cold resistance, and water resistance, and the paint is easy to crack and peel off, and rainwater is easy to penetrate into the wall and corrode the wall, which not only affects the decoration of buildings. And it will reduce the useful life of the building. Contents of the invention [0003] Purpose of the invention: In order to s...

AI Technical Summary

Problems solved by technology

The acrylic paints currently on the market have disadvantages such as low gloss, poor adhesion, poor cold resistance, and water resistance, and the paint is easy to crack and peel off, and rainwater is easy to penetrate into the wall and corrode the wall, which not only affects the decoration of buildings. and will reduce the useful life of the building

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