阅读说明：本技术 一种砂包砂仿石涂料及其制备方法 (Sand-coated sand stone-like coating and preparation method thereof ) 是由 程晓峰 吴忠成 *** 朱再生 范振华 于 2020-08-03 设计创作，主要内容包括：本发明涉一种砂包砂仿石涂料及其制备方法,其组分按重量份数计包括含砂基础漆2.5-3.5份、造粒凝胶液0.8-1.2份、砂包砂浆料2.8-3.2份、天然彩砂3-4份。本发明能够有效解决现有水包砂的色点采用色浆调色,部分有机色浆如酞青蓝、大红、中黄等耐候性差,导致水包砂涂料耐老化性较差,极易褪色；真石漆打底的水包水、水包砂两遍喷涂的水包砂施工过程繁琐,导致工期长成本高；真石漆施工存在耗量高,仿真度差,易积灰,耐脏污性能差；由于分散相彩点强度不够,在施工及存储中粒子极易变嫩,导致后期施工过程中存在彩点易喷碎的问题。(The invention relates to a sand-in-sand stone-like coating and a preparation method thereof, and the components of the sand-in-sand stone-like coating comprise, by weight, 2.5-3.5 parts of sand-containing base paint, 0.8-1.2 parts of granulation gel liquid, 2.8-3.2 parts of sand-in-sand slurry and 3-4 parts of natural colored sand. The invention can effectively solve the problems that the color point of the existing sand-in-water paint is toned by color paste, and part of organic color paste such as phthalocyanine blue, scarlet, medium yellow and the like has poor weather resistance, so that the sand-in-water paint has poor aging resistance and is easy to fade; the construction process of water-in-water sand spraying twice for priming stone paint is complicated, so that the construction period is long and the cost is high; the stone paint construction has high consumption, poor simulation degree, easy dust accumulation and poor dirt resistance; because the strength of the dispersed color points is not enough, the particles are very easy to become tender in construction and storage, and the problem that the color points are easy to spray in the later construction process is caused.)

1. The sand-coated sand stone-like coating is characterized in that: the components of the sand-containing base paint comprise, by weight, 2.5-3.5 parts of sand-containing base paint, 0.8-1.2 parts of granulation gel liquid, 2.8-3.2 parts of sand-coated sand slurry and 3-4 parts of natural colored sand,

wherein, the sand-containing base paint comprises the following components in parts by weight: 280 parts of water 260-minus one, 1-1.3 parts of EHM500 cellulose, 3.5-4 parts of 250HBR cellulose, 2.5-3 parts of propylene glycol, 1.5-2 parts of dispersant, 1-1.5 parts of defoamer, 45-50 parts of kaolin, 7-8 parts of film-forming additive, 0.75-1 part of AMP-95 multifunctional additive, 150 parts of RS-8777 emulsion 140-minus one, 1-1.55 parts of defoamer, 1.5-2.5 parts of bactericide, 25-30 parts of 520 protective adhesive with concentration of 7-8%, 280 parts of 288 resin 250-minus one and 300 parts of 80-120-mesh snowflake white sand 250-minus one;

the granulation gel liquid comprises the following components in parts by weight: 50-60 parts of 520 protective gel solution with the concentration of 7% and 50-60 parts of 299A composite gel with the concentration of 2%;

the sand-coated mortar material comprises the following components in parts by weight: 110-120 parts of deionized water, 2-3 parts of bactericide, 0.8-1.2 parts of HS100000 cellulose, 1-1.2 parts of AMP-95 multifunctional auxiliary agent, 180 parts of 2788 emulsion, 7.5-8 parts of film-forming auxiliary agent, 5-6 parts of propylene glycol, 0.2-0.3 part of defoaming agent and 25-28 parts of 299A solution with the concentration of 2%;

the natural colored sand is 80-120 meshes.

2. The sand-in-sand stone-like coating as claimed in claim 1, wherein: the components of the sand-containing base paint comprise 3 parts of sand-containing base paint, 1 part of granulation gel liquid, 3 parts of sand-coated sand slurry and 3 parts of natural colored sand by weight,

wherein, the sand-containing base paint comprises the following components in parts by weight: 270 parts of water, 1 part of EHM500 cellulose, 3.5 parts of 250HBR cellulose, 2.5 parts of propylene glycol, 1.5 parts of a dispersing agent, 1 part of a defoaming agent, 45 parts of kaolin, 7 parts of a film-forming assistant, 0.75 part of an AMP-95 multifunctional assistant, 140 parts of RS-8777 emulsion, 1 part of a defoaming agent, 1.5 parts of a bactericide, 25 parts of 7% 520 protective glue, 250 parts of 288 resin and 250 parts of 80-120-mesh snowflake white sand;

the granulation gel liquid comprises the following components in parts by weight: 50 parts of 520 protective gel solution with the concentration of 7 percent and 50 parts of 299A composite gel with the concentration of 2 percent;

the sand-coated mortar material comprises the following components in parts by weight: 110 parts of deionized water, 2 parts of bactericide, 1 part of HS100000 cellulose, 1 part of AMP-95 multifunctional auxiliary agent, 150 parts of 2788 emulsion, 7.5 parts of film-forming auxiliary agent, 5 parts of propylene glycol, 0.2 part of defoaming agent and 25 parts of 299A solution with the concentration of 2%;

the natural colored sand is 100-mesh natural colored sand.

3. A method for preparing sand-coated sand stone-like coating is characterized by comprising the following steps: the method comprises the following steps:

firstly, adding 2.5-3.5 parts of sand-containing base paint into color paste to be blended into a required color, slowly adding the color paste into 0.8-1.2 parts of granulation gel liquid, cutting the sand-containing base paint into small blocks of 1-2cm when the sand-containing base paint is settled and the granulation gel liquid covers the base paint, then carrying out gel reaction for 5-10 minutes, and then granulating the blocks into a required specification by using a granulator.

The second step is that: slowly adding the particles prepared in the first step into the sand-coated sand slurry, uniformly stirring, and finally slowly adding the natural colored sand, and uniformly stirring to obtain a finished product.

Technical Field

The invention relates to the field of functional building materials, in particular to a sand-in-sand stone-like coating and a preparation method thereof.

Background

At present, the stone-like coating is used as one of main products of the outer wall of a building enterprise, and comprises products such as stone-like paint, rock slice stone-like paint, water-in-water, sand-in-water multicolor coating and the like. The products have the characteristics of vivid stone imitation effect, good decoration effect, good crack resistance and durability and the like, and have the characteristics of low cost, smaller wall bearing, easy renovation and the like compared with stone materials. However, the conventional stone-like coating has the following problems in production and use:

1. as the color points of the sand-in-water paint are toned by color paste, and part of organic color paste such as phthalocyanine blue, scarlet, medium yellow and the like has poor weather resistance, the sand-in-water paint has poor aging resistance and is easy to fade.

2. The water-in-water sand sprayed twice for priming stone paint and the water-in-sand sprayed twice are complicated in construction process. Resulting in long construction period and high cost.

3. The stone paint construction has the problems of high consumption, poor simulation degree, easy dust accumulation, poor dirt resistance and the like.

4. Because the strength of the dispersed color points is not enough, the particles are very easy to become tender in construction and storage, and the problem that the color points are easy to spray in the later construction process is caused.

Disclosure of Invention

The invention aims to provide a sand-in-water sand stone-like coating and a preparation method thereof, which solve the problems that the color point of the existing sand-in-water sand is toned by color paste, and part of organic color paste such as phthalocyanine blue, scarlet, medium yellow and the like has poor weather resistance, so that the sand-in-water coating has poor aging resistance and is easy to fade; the construction process of water-in-water sand spraying twice for priming stone paint is complicated, so that the construction period is long and the cost is high; the stone paint construction has high consumption, poor simulation degree, easy dust accumulation and poor dirt resistance; because the strength of the dispersed color points is not enough, the particles are very easy to become tender in construction and storage, and the problem that the color points are easy to spray in the later construction process is caused.

The technical scheme adopted by the invention for solving the technical problems is as follows: a sand-in-sand stone-like coating comprises, by weight, 2.5-3.5 parts of sand-containing base paint, 0.8-1.2 parts of granulation gel liquid, 2.8-3.2 parts of sand-in-sand slurry and 3-4 parts of natural colored sand,

wherein, the sand-containing base paint comprises the following components in parts by weight: 280 parts of water 260-minus one, 1-1.3 parts of EHM500 cellulose, 3.5-4 parts of 250HBR cellulose, 2.5-3 parts of propylene glycol, 1.5-2 parts of dispersant, 1-1.5 parts of defoamer, 45-50 parts of kaolin, 7-8 parts of film-forming additive, 0.75-1 part of AMP-95 multifunctional additive, 150 parts of RS-8777 emulsion 140-minus one, 1-1.55 parts of defoamer, 1.5-2.5 parts of bactericide, 25-30 parts of 520 protective adhesive with concentration of 7-8%, 280 parts of 288 resin 250-minus one and 300 parts of 80-120-mesh snowflake white sand 250-minus one;

the granulation gel liquid comprises the following components in parts by weight: 50-60 parts of 520 protective gel solution with the concentration of 7% and 50-60 parts of 299A composite gel with the concentration of 2%;

the sand-coated mortar material comprises the following components in parts by weight: 110-120 parts of deionized water, 2-3 parts of bactericide, 0.8-1.2 parts of HS100000 cellulose, 1-1.2 parts of AMP-95 multifunctional auxiliary agent, 180 parts of 2788 emulsion, 7.5-8 parts of film-forming auxiliary agent, 5-6 parts of propylene glycol, 0.2-0.3 part of defoaming agent and 25-28 parts of 299A solution with the concentration of 2%;

the natural colored sand is 80-120 meshes.

Further, the sand-in-sand stone-like coating comprises 3 parts of sand-containing base paint, 1 part of granulation gel liquid, 3 parts of sand-in-sand slurry and 3 parts of natural colored sand by weight,

wherein, the sand-containing base paint comprises the following components in parts by weight: 270 parts of water, 1 part of EHM500 cellulose, 3.5 parts of 250HBR cellulose, 2.5 parts of propylene glycol, 1.5 parts of a dispersing agent, 1 part of a defoaming agent, 45 parts of kaolin, 7 parts of a film-forming assistant, 0.75 part of an AMP-95 multifunctional assistant, 140 parts of RS-8777 emulsion, 1 part of a defoaming agent, 1.5 parts of a bactericide, 25 parts of 7% 520 protective glue, 250 parts of 288 resin and 250 parts of 80-120-mesh snowflake white sand;

the granulation gel liquid comprises the following components in parts by weight: 50 parts of 520 protective gel solution with the concentration of 7 percent and 50 parts of 299A composite gel with the concentration of 2 percent;

the sand-coated mortar material comprises the following components in parts by weight: 110 parts of deionized water, 2 parts of bactericide, 1 part of HS100000 cellulose, 1 part of AMP-95 multifunctional auxiliary agent, 150 parts of 2788 emulsion, 7.5 parts of film-forming auxiliary agent, 5 parts of propylene glycol, 0.2 part of defoaming agent and 25 parts of 299A solution with the concentration of 2%;

the natural colored sand is 100-mesh natural colored sand.

A method for preparing sand-coated sand stone-like coating comprises the following steps:

firstly, adding 2.5-3.5 parts of sand-containing base paint into color paste to be blended into a required color, slowly adding the color paste into 0.8-1.2 parts of granulation gel liquid, cutting the sand-containing base paint into small blocks of 1-2cm when the sand-containing base paint is settled and the granulation gel liquid covers the base paint, then carrying out gel reaction for 5-10 minutes, and then granulating the blocks into a required specification by using a granulator.

The second step is that: slowly adding the particles prepared in the first step into the sand-coated sand slurry, uniformly stirring, and finally slowly adding the natural colored sand, and uniformly stirring to obtain a finished product.

The invention has the beneficial effects that: the sand-coated sand stone-like coating provided by the invention is prepared by matching the sand-containing base paint, the granulation gel liquid, the sand-coated sand slurry and the natural colored sand, the color point strength of a finished product is greatly improved, and meanwhile, the main color phase is realized by the natural colored sand, so that the weather resistance is improved, and the color cannot fade. It can be regarded as a product which combines stone-like paint and sand-in-water paint into one; the sand-coated sand stone-like coating not only keeps the flatness and the sand texture of the real stone paint, but also has the color diversity of the water-coated sand coating. Meanwhile, the construction period can be greatly shortened, the cost problem can be reduced, and the coating can be formed once during construction. The sand-in-water sand stone-like coating effectively solves the problems that color points of the existing sand-in-water sand are mixed with colors by adopting color paste, and part of organic color paste such as phthalocyanine blue, scarlet, medium yellow and the like has poor weather resistance, so that the sand-in-water coating has poor aging resistance and is easy to fade; the construction process of water-in-water sand spraying twice for priming stone paint is complicated, so that the construction period is long and the cost is high; the stone paint construction has high consumption, poor simulation degree, easy dust accumulation and poor dirt resistance; because the strength of the dispersed color points is not enough, the particles are very easy to become tender in construction and storage, and the problem that the color points are easy to spray in the later construction process is caused.

The present invention will be described in more detail with reference to the following examples.

Detailed Description