High-performance low-gloss exterior wall texture coating and preparation method thereof

A texture coating and low-gloss technology, applied in lignin coatings, anti-fouling/underwater coatings, coatings, etc., can solve the problems of whitening performance, texture coating fading, low gloss, etc., and achieve excellent environmental protection, anti-corrosion Reduced cracking performance and excellent yellowing resistance

Active Publication Date: 2014-04-23
广东自然涂化工有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] The purpose of the present invention is to address the shortcomings of the above-mentioned prior art, and to provide a high-performance low-gloss exterior wall texture paint that solves the existing problems of texture paint such as fading, whitening and low performance.

Method used

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  • High-performance low-gloss exterior wall texture coating and preparation method thereof
  • High-performance low-gloss exterior wall texture coating and preparation method thereof
  • High-performance low-gloss exterior wall texture coating and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0049] Embodiment 1 is to only carry out matting with 325 purpose heavy calcium powders, and the effect is very unsatisfactory.

Embodiment 2

[0050] In Example 2, the addition of the emulsion is reduced to 12%, but the gloss is still unsatisfactory, indicating that the matte effect can only be achieved when the emulsion is reduced to below 12%, and the other properties of the product will obviously decline like this, so the present invention does not use This traditional method.

Embodiment 3

[0051] In Example 3 and Example 4, diatomaceous earth and fly ash were added respectively to deluster, and the gloss decreased significantly. In Example 5 and Example 6, diatomaceous earth and fly ash were mixed to deluster, and the gloss further decreased, indicating that silicon Alginate and fly ash are good matting fillers. When the gloss of the mother liquor is controlled below 2.4, the gloss of the final product is dull.

[0052] From embodiment 6, embodiment 7, embodiment 8 comparative view, after adding wetting agent and multifunctional auxiliary agent, the antifreeze of product has had obvious promotion, illustrates that wetting agent and multifunctional auxiliary agent have great influence on emulsion colloid. The granules play a protective role to prevent the emulsion from being squeezed by the crystal. If the formula does not use a wetting agent, in order to achieve antifreeze performance, the amount of antifreeze must be increased, which will increase the VOC of th...

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PUM

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Abstract

The invention discloses a high-performance low-gloss exterior wall texture coating. The high-performance low-gloss exterior wall texture coating is characterized by comprising the following components in parts by weight: 8-12 parts of water, 0.1-0.3 part of anti-mildew and anti-algae agent, 0.1-0.3 part of preservative, 0.1-0.3 part of dispersant, 0.1-0.3 part of wetting agent, 0.2-0.4 part of defoaming agent, 15-25 parts of emulsion, 7-12 parts of 325-mesh heavy calcium powder, 0.5-0.8 part of attapulgite, 0.5-3.0 parts of diatomite, 0.2-0.5 part of fly ash, 0.1-0.3 part of wood fiber, 0.15-0.25 part of cellulose, 0.4-0.7 part of film-forming additives, 0.4-1 part of anti-freezing agent, 0.05-0.15 part of multifunctional additives, 0.3-0.8 part of thickener, 1-4 parts of titanium dioxide and 50-60 parts of heavy calcium stone grains. The invention further discloses a preparation method of the high-performance low-gloss exterior wall texture coating. The exterior wall texture coating disclosed by the invention is a glossy measurable high-performance low-gloss exterior wall texture coating product, can avoid the problem of interfacing in construction of a traditional product and the problems of returning white and floating after construction and has the function of protecting a wall body in a lasting manner.

Description

technical field [0001] The invention belongs to the field of chemical industry and relates to a coating, in particular to a high-performance low-gloss exterior wall texture coating and a preparation method thereof. Background technique [0002] Texture paint is made of acrylic acid polymer, high-quality additives and natural sand. It is a thick-build paint for interior and exterior walls, with a variety of natural decorative effects; good flexibility, impact resistance, waterproof and breathable, stain resistance, etc.; simple construction , Through different construction methods, it can create a decorative effect with strong texture and different styles. [0003] Texture paint originated in the early 1920s. At that time, cement and sand plus color powder appeared in North America to decorate the exterior wall instead of the tradition of using natural mud, sand and stone for exterior wall decoration. Its effect is very similar to that of European villages. Soil walls smeare...

Claims

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Application Information

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IPC IPC(8): C09D133/00C09D197/02C09D101/26C09D7/12C09D5/14C09D5/28
Inventor 周绍文伍惠燕
Owner 广东自然涂化工有限公司
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