阅读说明：本技术 一种宽色域结构色玻璃及其制备方法 (Wide-color-gamut structural color glass and preparation method thereof ) 是由 施佩 张彪 杨海波 王芬 朱建锋 王甜 张佩 于 2020-05-25 设计创作，主要内容包括：一种宽色域结构色玻璃及其制备方法,包括以下步骤：步骤一：以正硅酸乙酯作为SiO<Sub>2</Sub>的来源,将其与乙醇、水、醋酸进行混合,然后,选择聚苯乙烯微球,并将聚苯乙烯微球加入到混合溶液中,在一定温度下搅拌,使水解反应进行完全,即得均匀且粘稠的溶胶；步骤二：将上述溶胶倒入培养容器中,干燥数周后得到固化的凝胶,再进行干燥以除去残留的水分和溶剂,形成前驱玻璃；步骤三：将前驱玻璃进行热处理,得到没有裂纹的结构色玻璃。本发明可为玻璃的呈色技术、绿色环保化生产以及结构与功能的一体化开辟新途径。(A wide color gamut structural color glass and a preparation method thereof comprise the following steps: the method comprises the following steps: tetraethoxysilane as SiO 2 Mixing the raw materials with ethanol, water and acetic acid, then selecting polystyrene microspheres, adding the polystyrene microspheres into the mixed solution, stirring at a certain temperature to completely carry out hydrolysis reaction, and obtaining uniform and viscous sol; step two: pouring the sol into a culture container, drying for several weeks to obtain a solidified gel, and drying to remove residual moisture and solvent to form precursor glass; step three: and carrying out heat treatment on the precursor glass to obtain the structural color glass without cracks. The invention can be used as a glass color generation technology and is environment-friendlyThe integration of production, structure and function opens up a new way.)

1. The wide-color-gamut structural color glass is characterized by comprising the following components in parts by weight:

TEOS, ethanol, water and acetic acid are mixed according to the volume ratio of 7.3:7.5:6:1, and the PS microspheres account for 20-40% of the total volume of the mixture.

2. The method for preparing the glass with the wide color gamut structure color according to claim 1 is characterized by comprising the following steps:

the method comprises the following steps:

TEOS is used as SiO₂Mixing the raw materials with ethanol, water and acetic acid, then selecting PS microspheres, adding the PS microspheres into the mixed solution, and stirring at a certain temperature to completely carry out hydrolysis reaction to obtain uniform and viscous sol;

step two:

pouring the sol into a culture container, drying for several weeks to obtain a solidified gel, and drying to remove residual moisture and solvent to form precursor glass;

step three: and carrying out heat treatment on the precursor glass to obtain the structural color glass without cracks.

3. The glass with a wide color gamut and a structural color and the preparation method thereof according to claim 2, wherein the volume ratio of TEOS, ethanol, water and acetic acid in the first step is 7.3:7.5:6: 1.

4. The glass with a structure color of wide color gamut as claimed in claim 2, wherein the PS microspheres have a particle size of 160-350nm and a total volume of 20-40%.

5. The glass with a wide color gamut and a structural color as claimed in claim 2, wherein the stirring condition in the first step is stirring at 60 ℃ for 1-3 h.

6. The glass with a wide color gamut and a structural color as claimed in claim 2, wherein the drying temperature in the second step is 30 ℃.

7. The glass with a wide color gamut and a structural color as claimed in claim 2, wherein the heat treatment in the third step is 400-800 ℃ and the temperature rise rate is 0.5 ℃/min.

Technical Field

The invention relates to the technical field of glass manufacturing, in particular to a wide-color-gamut structural color glass and a preparation method thereof.

Background

The color of the glass is realized by the colorant, but the preparation process of the colorant is complex, the energy consumption is large, the pollution is serious, and the colorant becomes a great obstacle to the green sustainable development of the glass industry. Compared with chemical coloring, the structural color avoids environmental pollution caused by using a coloring agent, can be never faded as long as the integrity of the micro-nano structure is kept, and has the characteristics of environmental protection, high brightness, high saturation and the like. Therefore, in the field of glass product decoration, the structural color is used for replacing the traditional colorant, so that the glass product has wide application prospect.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide the wide-color-gamut structural color glass and the preparation method thereof.

In order to achieve the purpose, the invention adopts the technical scheme that:

the wide color gamut structural color glass comprises the following components in parts by weight: tetraethoxysilane (TEOS), ethanol, water and acetic acid are proportioned according to the volume ratio of 7.3:7.5:6:1, and the total volume of the PS microspheres is 20-40 percent.

A preparation method of wide-color-gamut structural color glass comprises the following steps:

the method comprises the following steps:

TEOS is used as SiO₂Mixing the PS microspheres with ethanol, water and acetic acid, then selecting the PS microspheres, adding the PS microspheres into the mixed solution, stirring at a certain temperature to complete the hydrolysis reaction,obtaining uniform and viscous sol;

step two:

pouring the sol into a culture container, drying for several weeks to obtain a solidified gel, and drying to remove residual moisture and solvent to form precursor glass;

step three: and carrying out heat treatment on the precursor glass to obtain the structural color glass without cracks.

In the first step, the volume ratio of TEOS, ethanol, water and acetic acid is 7.3:7.5:6: 1.

The particle size of the PS microspheres in the step one is 160-350nm, and the PS microspheres account for 20-40% of the total volume of the mixture.

In the step one, the stirring condition is that the mixture is stirred for 1 to 3 hours at the temperature of 60 ℃.

In the second step, the drying temperature is 30 ℃.

The heat treatment in the third step is 400-.

The invention has the beneficial effects that:

the method successfully prepares the structural color glass with different colors by taking the PS microspheres with different grain diameters and contents as templates and adopting a sol-gel method, and provides a new idea for the preparation of the color glass. In addition, the preparation process is simple and convenient, can effectively replace a colorant for color generation, opens up a new way for green and environment-friendly production of colored glass and integration of structure and function, and has better industrial production application prospect.

Detailed Description

The present invention will be described in further detail with reference to examples.

A wide color gamut structural color glass takes TEOS as SiO₂Mixing the PS microspheres with ethanol, water and acetic acid according to the volume ratio of 7.3:7.5:6:1, then selecting PS microspheres with the particle size of 160-350nm, adding the PS microspheres with the total volume of 20-40% of the mixture into the mixed solution to form sol, drying the sol to form gel, and carrying out heat treatment to form the structural color glass.