阅读说明：本技术 一种降噪耐磨抗老化外墙涂料的制造方法 (Manufacturing method of noise-reducing wear-resistant anti-aging exterior wall coating ) 是由 张敬敏 于 2019-09-18 设计创作，主要内容包括：本发明公开了一种降噪耐磨抗老化外墙涂料及其制造方法,该降噪耐磨抗老化外墙涂料以含根管藻孢子浓度1×10<Sup>6</Sup>cfu/ml-1×10<Sup>8</Sup>cfu/ml的海水、蒙脱石、高岭土、饱和浓硫酸、草酸、丙三醇、硫酸镍、泡花碱水溶液、铝粉和足量水为原料,经过处理获得的两层结构；其中,底层为通过明火炙烤及电热脉冲将蒙脱石、高岭土、铝粉混合土料陶化并通过铝表面硬质氧化加强,获得混合网格状炭化纤维及硅酸凝胶胶结结构的陶质结构基底；表层为通过硅酸凝胶固结粘连的疏孔的蒙脱石、高岭土混合土料,同时该土料中还夹杂有大量表面硬质阳极氧化的铝芯颗粒。本发明降噪效果好、表面耐磨、耐紫外线、不易开裂脱落。(The invention discloses a dropThe noise-reducing wear-resisting anti-aging exterior wall coating is prepared by using the coating containing the root-canal algae spores with the concentration of 1 multiplied by 10 6 cfu/ml‑1×10 8 The water treatment method comprises the following steps of (1) treating seawater of cfu/ml, montmorillonite, kaolin, saturated concentrated sulfuric acid, oxalic acid, glycerol, nickel sulfate, sodium silicate aqueous solution, aluminum powder and sufficient water as raw materials to obtain a two-layer structure; wherein the bottom layer is a ceramic structure substrate which is obtained by carrying out ceramic treatment on montmorillonite, kaolin and aluminum powder mixed soil through open fire roasting and electrothermal pulse and strengthening through hard oxidation of the aluminum surface to obtain a mixed latticed carbonized fiber and silicic acid gel cementing structure; the surface layer is a sparse-pore montmorillonite and kaolin mixed soil material consolidated and adhered through silicic acid gel, and a large amount of surface hard anodized aluminum core particles are also mixed in the soil material. The invention has good noise reduction effect, wear-resistant surface, ultraviolet resistance and difficult cracking and falling.)

1. The utility model provides a wear-resisting ageing resistance exterior wall coating that makes an uproar falls which characterized in that: the noise-reducing wear-resistant anti-aging exterior wall coating contains 1 multiplied by 10 of root-canal algae spore concentration according to the parts by weight⁶cfu/ml-1×10⁸Sufficient seawater of cfu/ml, 30-35 parts of montmorillonite, 80-100 parts of kaolin, sufficient saturated concentrated sulfuric acid, sufficient oxalic acid, sufficient glycerol, sufficient nickel sulfate, 65-70 parts of sodium silicate solution with the mass concentration of 20%, 15-18 parts of aluminum powder with the particle size of 10-50 mu m and sufficient water are taken as raw materials, and a two-layer structure is obtained through treatment; wherein the bottom layer is prepared by roasting montmorillonite, kaolin and aluminum powder by open fire and electric heating pulse according to the mass ratio of (3-3.5): (8-10): (1.5-1.8) carrying out vitrification on the mixed soil material in proportion, strengthening through hard oxidation of the surface of aluminum, and mixing latticed carbonized fibers formed after the root-canal algae is carbonized and a sparse-pore ceramic structure substrate obtained by a silicic acid gel cementing structure; the surface layer is sparse porous montmorillonite bonded by silicic acid gelAnd kaolin is prepared from the following components in percentage by mass (3-3.5): (8-10) the mixed soil material, wherein surface-hardened anodized aluminum core particles are also mixed in the soil material.

2. A manufacturing method of noise-reducing wear-resisting anti-aging exterior wall coating is characterized by comprising the following steps;

1) raw material preparation

① preparation of raw material, the preparation contains root-canal algae spore with concentration of 1 × 10⁶cfu/ml-1×10⁸Enough seawater of cfu/ml, 30-35 parts of montmorillonite, 80-100 parts of kaolin, enough saturated concentrated sulfuric acid, enough oxalic acid, enough glycerol, enough nickel sulfate, 65-70 parts of sodium silicate solution with the mass concentration of 20% and 15-18 parts of aluminum powder with the particle size of 10-50 mu m;

② preparing adjuvants by preparing water;

2) primer coating

① uniformly mixing montmorillonite, kaolin and aluminum powder prepared in step ① of stage 1), adding 40-45 parts of sodium silicate aqueous solution, and uniformly stirring at room temperature to obtain damp-heat clay;

②, separating the wet and hot clay obtained in the step ① according to the mass ratio of 7: 3, selecting a part accounting for 30 percent of the wet and hot clay, uniformly coating the part on the wall surface of an outer wall, and obtaining a primer when the coating thickness is 0.5mm-1 mm;

③ standing the bottom layer paint for 1-2 days until the paint is solidified and has sparse pores and cracks, and then uniformly spraying on the surface of the paint at stage 1) ① to prepare a coating containing the root-canker spores with the concentration of 1 × 10⁶cfu/ml-1×10⁸The water content of the primer coating is increased to 30% -40% by cfu/ml seawater, then water is continuously sprayed to keep the humidity until the primer coating and the surface of the wall in the crack are completely covered to grow compact brown fur, and the primer coating to be treated is obtained;

④ baking the primer coating to be treated with open fire until the coating is dried and charred to obtain the required primer coating;

3) surface coating

① mixing saturated concentrated sulfuric acid, oxalic acid, glycerol and nickel sulfate prepared in step ① in stage 1) with water prepared in step ② in stage 1) to prepare a mixed water solution with the mass concentration of sulfuric acid of 240g/L-260g/L, the mass concentration of oxalic acid of 12g/L-13g/L, the volume concentration of glycerol of 6ml/L-6.5ml/L and the mass concentration of nickel sulfate of 12g/L-13 g/L;

② mixing and stirring the rest 70% of moist heat clay obtained in the step ② in the stage 2) uniformly, and then uniformly beating and coating the mixture on the surface of the bottom coating obtained in the stage 2) to obtain a coating layer to be treated;

4) shaping of paints

① respectively applying three-phase electrodes of a 380V three-phase power supply to the top two corners and the bottom middle position of the wall surface corresponding to the coating layer to be processed obtained in the stage 3), continuously and uniformly spraying the mixed aqueous solution obtained in the step ① in the stage 3) on the surface of the coating layer to be processed, keeping the water content of the coating layer to be processed at 60% -65%, keeping the water content for 2-3 h, and stopping spraying the mixed aqueous solution obtained in the step ① in the stage 3) to obtain a primary processing coating;

②, keeping electrifying, uniformly spraying the residual sodium silicate solution on the surface of the primary treatment coating obtained in the step ①, immediately stopping electrifying after spraying, and naturally drying to obtain the required noise-reducing wear-resistant anti-aging exterior wall coating.

Technical Field

The invention relates to the technical field of sound insulation coatings, in particular to a manufacturing method of a noise-reducing, wear-resisting and anti-aging exterior wall coating.

Background

Disclosure of Invention

The invention aims to provide a method for manufacturing a noise-reducing, wear-resisting and anti-aging exterior wall coating which has good noise-reducing effect and a wear-resisting and ultraviolet-resisting surface and is not easy to crack and fall off.

In order to achieve the purpose, the invention adopts the following technical scheme: the noise-reducing wear-resistant anti-aging exterior wall coating comprises 1 x 10 of root-canal algae spore concentration in parts by weight⁶cfu/ml-1×10⁸Enough seawater of cfu/ml, 30-35 parts of montmorillonite, 80-100 parts of kaolin, enough saturated concentrated sulfuric acid, enough oxalic acid, enough glycerol and enoughTaking 65-70 parts of nickel sulfate, 65-70 parts of sodium silicate aqueous solution with the mass concentration of 20%, 15-18 parts of aluminum powder with the particle size of 10-50 μm and sufficient water as raw materials, and obtaining a two-layer structure after treatment; wherein the bottom layer is prepared by roasting montmorillonite, kaolin and aluminum powder by open fire and electric heating pulse according to the mass ratio of (3-3.5): (8-10): (1.5-1.8) carrying out vitrification on the mixed soil material in proportion, strengthening through hard oxidation of the surface of aluminum, and mixing latticed carbonized fibers formed after the root-canal algae is carbonized and a sparse-pore ceramic structure substrate obtained by a silicic acid gel cementing structure; the surface layer is composed of sparse-pore montmorillonite and kaolin which are consolidated and adhered through silicic acid gel according to the mass ratio of (3-3.5): (8-10) the mixed soil material, wherein surface-hardened anodized aluminum core particles are also mixed in the soil material.

A manufacturing method of noise-reducing wear-resisting anti-aging exterior wall coating comprises the following steps;

1) raw material preparation

① preparation of raw material, the preparation contains root-canal algae spore with concentration of 1 × 10⁶cfu/ml-1×10⁸Enough seawater of cfu/ml, 30-35 parts of montmorillonite, 80-100 parts of kaolin, enough saturated concentrated sulfuric acid, enough oxalic acid, enough glycerol, enough nickel sulfate, 65-70 parts of sodium silicate solution with the mass concentration of 20% and 15-18 parts of aluminum powder with the particle size of 10-50 mu m;

② preparing adjuvants by preparing water;

2) primer coating

① uniformly mixing montmorillonite, kaolin and aluminum powder prepared in step ① of stage 1), adding 40-45 parts of sodium silicate aqueous solution, and uniformly stirring at room temperature to obtain damp-heat clay;

②, separating the wet and hot clay obtained in the step ① according to the mass ratio of 7: 3, selecting a part accounting for 30 percent of the wet and hot clay, uniformly coating the part on the wall surface of an outer wall, and obtaining a primer when the coating thickness is 0.5mm-1 mm;

③ standing the bottom layer paint for 1-2 days until the paint is solidified and has sparse pores and cracks, and then uniformly spraying on the surface of the paint at stage 1) ① to prepare a coating containing the root-canker spores with the concentration of 1 × 10⁶cfu/ml-1×10⁸cfu/ml seawater until the water content of the primer is increased to 30% -40%, and continuously spraying water to keep wetUntil the surface of the wall in the bottom coating and the cracks is completely covered to grow compact brown fur, and obtaining the bottom coating to be treated;

④ baking the primer coating to be treated with open fire until the coating is dried and charred to obtain the required primer coating;

3) surface coating

① mixing saturated concentrated sulfuric acid, oxalic acid, glycerol and nickel sulfate prepared in step ① in stage 1) with water prepared in step ② in stage 1) to prepare a mixed water solution with the mass concentration of sulfuric acid of 240g/L-260g/L, the mass concentration of oxalic acid of 12g/L-13g/L, the volume concentration of glycerol of 6ml/L-6.5ml/L and the mass concentration of nickel sulfate of 12g/L-13 g/L;

② mixing and stirring the rest 70% of moist heat clay obtained in the step ② in the stage 2) uniformly, and then uniformly beating and coating the mixture on the surface of the bottom coating obtained in the stage 2) to obtain a coating layer to be treated;

4) shaping of paints

① respectively applying three-phase electrodes of a 380V three-phase power supply to the top two corners and the bottom middle position of the wall surface corresponding to the coating layer to be processed obtained in the stage 3), continuously and uniformly spraying the mixed aqueous solution obtained in the step ① in the stage 3) on the surface of the coating layer to be processed, keeping the water content of the coating layer to be processed at 60% -65%, keeping the water content for 2-3 h, and stopping spraying the mixed aqueous solution obtained in the step ① in the stage 3) to obtain a primary processing coating;

②, keeping electrifying, uniformly spraying the residual sodium silicate solution on the surface of the primary treatment coating obtained in the step ①, immediately stopping electrifying after spraying, and naturally drying to obtain the required noise-reducing wear-resistant anti-aging exterior wall coating.

Compared with the prior art, the invention has the following advantages: (1) all the components of the invention are respectively a ceramic structure, a carbonized structure and colloidal silicon, which are inorganic materials, and the paint has good weather resistance, acid resistance, alkali resistance and water resistance, and is stronger than the organic paint in the prior art. (2) The integral thickness of the wall surface is not more than 3mm, and the bonding force of the carbonized fiber and the silica gel adhesive structure obtained by high-temperature carbonization after diatom grows deep into the wall surface is increased, so that the wall surface has good bonding force. (3) The sound absorption coefficient is 0.4-0.5, and the sound absorption performance is better. (4) The ceramic porous structure, the built-in carbonized fiber, the aluminum core particles with the hard anode oxidized surface and the filled silica gel jointly construct the integral coating performance with good self-bonding force and high wear resistance. (5) The process is environment-friendly, harmless to human body, free of organic adhesive, nontoxic and volatile. Therefore, the invention has the characteristics of good noise reduction effect, wear-resistant surface, ultraviolet resistance and difficult cracking and falling.

Detailed Description