阅读说明：本技术 一种变色玻璃及其制备方法 (Color-changing glass and preparation method thereof ) 是由 彭明刚 于 2021-08-23 设计创作，主要内容包括：本发明公开了一种变色玻璃及其制备方法,包括。本发明通过采用数量较多的原料,并对其进行合理的划分搭配,使得制备出来的玻璃更加的清透,同时在制备的过程中加入感光剂和增感剂,利用了属于卤化银的氯化银、溴化银和碘化银等材料,使其充分的混入到玻璃原料中去,这样加工出来的玻璃即可具备变色效果,然后在白天强光的照射下变色玻璃中的卤化银成分就会产生分解,从而分解成银原子将大量的可见光吸收掉,从而使得透明的玻璃变成灰黑色,实现强光遮挡的作用,同时由于添加了氯化银、溴化银和碘化银三种不同的成分,所以制备出来的变色玻璃的遮光性更强,不会导致有太阳光透过变色玻璃的情况,其遮光效果优异,在使用时具有广泛的应用前景。(The invention discloses color-changing glass and a preparation method thereof. The invention adopts more raw materials and reasonably divides and matches the raw materials to ensure that the prepared glass is clearer, simultaneously, the photosensitizer and the sensitizer are added in the preparation process, the materials such as silver chloride, silver bromide, silver iodide and the like belonging to silver halide are utilized and are fully mixed into the glass raw materials, the glass processed in this way can have the color-changing effect, then the silver halide component in the color-changing glass can be decomposed under the irradiation of strong light in the daytime, so that the silver halide component is decomposed into silver atoms to absorb a large amount of visible light, the transparent glass is changed into grey black, the effect of shielding the strong light is realized, and simultaneously, the prepared color-changing glass has stronger light-shading performance because three different components of the silver chloride, the silver bromide and the silver iodide are added, the condition that sunlight penetrates through the color-changing glass can not be caused, and the light-shading effect is excellent, has wide application prospect when in use.)

1. The photochromic glass is characterized by comprising processing raw materials, a photosensitizer and a sensitizer, wherein the processing raw materials comprise quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the quartz sand accounts for 13-16 parts, the limestone accounts for 10-14 parts, the feldspar accounts for 13-18 parts, the soda ash accounts for 9-13 parts, the boric acid accounts for 15-19 parts, the borax accounts for 10-15 parts, the barite accounts for 8-11 parts, the barium carbonate accounts for 8-9 parts, the silver chloride accounts for 8-9 parts, the proportion of the silver bromide is 5-10 parts, the proportion of the silver iodide is 12-16 parts, and the proportions of the trace copper ions and the trace cadmium ions are 4-9 parts.

2. The photochromic glass of claim 1 comprising processing materials, a photosensitizer and a sensitizer, the processing raw materials comprise quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the proportion of the quartz sand is 13 parts, the proportion of the limestone is 10 parts, the proportion of the feldspar is 13 parts, the proportion of the calcined soda is 9 parts, the proportion of the boric acid is 15 parts, the proportion of the borax is 10 parts, the proportion of the barite is 8 parts, the proportion of the barium carbonate is 8 parts, the proportion of the silver chloride is 8 parts, the proportion of the silver bromide is set to 5 parts, the proportion of the silver iodide is set to 12 parts, and the proportions of the trace copper ions and the trace cadmium ions are set to 4 parts.

3. The photochromic glass of claim 1 comprising processing materials, a photosensitizer and a sensitizer, the processing raw materials comprise quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the proportion of the quartz sand is 14 parts, the proportion of the limestone is 12 parts, the proportion of the feldspar is 15 parts, the proportion of the calcined soda is 11 parts, the proportion of the boric acid is 17 parts, the proportion of the borax is 13 parts, the proportion of the barite is 9 parts, the proportion of the barium carbonate is 8 parts, the proportion of the silver chloride is 8 parts, the proportion of the silver bromide is set to 8 parts, the proportion of the silver iodide is set to 14 parts, and the proportions of the trace copper ions and the trace cadmium ions are set to 6 parts.

4. The photochromic glass of claim 1 comprising processing materials, a photosensitizer and a sensitizer, the processing raw materials comprise quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the proportion of the quartz sand is 16 parts, the proportion of the limestone is 14 parts, the proportion of the feldspar is 18 parts, the ratio of the calcined soda is 13 parts, the ratio of the boric acid is 19 parts, the ratio of the borax is 15 parts, the proportion of the barite is 11 parts, the proportion of the barium carbonate is 9 parts, the proportion of the silver chloride is 9 parts, the proportion of the silver bromide is set to 10 parts, the proportion of the silver iodide is set to 16 parts, and the proportions of the trace copper ions and the trace cadmium ions are both set to 9 parts.

5. The method for preparing a color-changing glass according to any one of claims 1 to 4, wherein the manufacturing steps comprise:

s1, preparing materials: firstly, preparing processing raw materials of the color-changing glass, selecting the raw materials according to a preset raw material recipe, then weighing all the raw materials, placing the weighed raw materials in a sealed container for temporary storage, and marking the corresponding raw material names on the surface of the container;

s2, mixing: after the material preparation work is finished, the raw materials can be mixed, and meanwhile, screening of impurities is carried out by additionally using a net sunning mode during the material mixing, so that the impurities possibly existing in the raw materials are removed;

s3, melting: melting all prepared raw materials, wherein the whole melting work needs to be carried out in a melting cellar, the raw materials need to be placed in a crucible, and a photosensitizer and a sensitizer are correspondingly added, the crucible is placed in the melting cellar, and then the melting cellar is started to heat the crucible;

s4, molding: and cooling and forming the melted glass raw materials, taking out a certain amount of glass raw materials, placing the glass raw materials in a mold, and waiting for cooling of the cooled glass raw materials to finish the preparation of the photochromic glass.

6. The method of claim 5, wherein in step S2, the number of the simultaneous screening is two, and then the raw materials are fully mixed, and all the raw materials are sequentially fed into the mixer, and the mixing time is 6 min.

7. A method for preparing a color-changing glass according to claim 5, wherein in step S3, the raw material in the crucible is melted by heating at 1250 ℃ for 8 min.

8. The method of claim 5, wherein in step S4, the cooling time is 25min during the forming process.

Technical Field

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

Background

The glass is an amorphous inorganic non-metallic material, generally is made by using various inorganic minerals as main raw materials and adding a small amount of auxiliary raw materials, the photochromic glass is glass which changes color under certain conditions such as illumination, temperature, electric field or current, surface pressure and the like, changes correspondingly along with the change of the conditions, can be reversibly and automatically restored to an initial state after the application conditions disappear, is also called as light-adjusting glass, the photochromic glass changes the transmission characteristic of the photochromic glass along with the change of the external environment, can realize the effective control of solar radiation energy, and achieves the purpose of energy saving, and the photochromic glass is mainly divided into photochromic glass, thermochromic glass, electrochromic glass and force-induced photochromic glass according to the glass characteristic change mechanism.

The photochromic glass on the current market is usually prepared by adopting a traditional mode during processing, the division of raw materials is not accurate enough, the photochromic glass after being prepared is not strong in photochromic effect, the photochromic glass is easy to have the condition that partial photochromic effect is poor or even the photochromic glass cannot be photochromic under strong light irradiation, the absorption effect of light is not strong, and certain limitation exists during application.

Disclosure of Invention

The invention provides color-changing glass and a preparation method thereof, aiming at the defects in the background art.

The invention adopts the following technical scheme that the photochromic glass comprises processing raw materials, a photosensitizer and a sensitizer, wherein the processing raw materials comprise quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the quartz sand accounts for 13-16 parts, the limestone accounts for 10-14 parts, the feldspar accounts for 13-18 parts, the soda ash accounts for 9-13 parts, the boric acid accounts for 15-19 parts, the borax accounts for 10-15 parts, the barite accounts for 8-11 parts, the barium carbonate accounts for 8-9 parts, and the silver chloride accounts for 8-9 parts, the proportion of the silver bromide is 5-10 parts, the proportion of the silver iodide is 12-16 parts, and the proportions of the trace copper ions and the trace cadmium ions are 4-9 parts.

As a further preferable mode of the invention, the processing raw material comprises quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the proportion of the quartz sand is 13 parts, the proportion of the limestone is 10 parts, the proportion of the feldspar is 13 parts, the proportion of the calcined soda is 9 parts, the proportion of the boric acid is 15 parts, the proportion of the borax is 10 parts, the proportion of the barite is 8 parts, the proportion of the barium carbonate is 8 parts, the proportion of the silver chloride is 8 parts, the proportion of the silver bromide is set to 5 parts, the proportion of the silver iodide is set to 12 parts, and the proportions of the trace copper ions and the trace cadmium ions are set to 4 parts.

As a further preferable mode of the invention, the processing raw material comprises quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the proportion of the quartz sand is 14 parts, the proportion of the limestone is 12 parts, the proportion of the feldspar is 15 parts, the proportion of the calcined soda is 11 parts, the proportion of the boric acid is 17 parts, the proportion of the borax is 13 parts, the proportion of the barite is 9 parts, the proportion of the barium carbonate is 8 parts, the proportion of the silver chloride is 8 parts, the proportion of the silver bromide is set to 8 parts, the proportion of the silver iodide is set to 14 parts, and the proportions of the trace copper ions and the trace cadmium ions are set to 6 parts.

As a further preferable mode of the invention, the processing raw material comprises quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the proportion of the quartz sand is 16 parts, the proportion of the limestone is 14 parts, the proportion of the feldspar is 18 parts, the ratio of the calcined soda is 13 parts, the ratio of the boric acid is 19 parts, the ratio of the borax is 15 parts, the proportion of the barite is 11 parts, the proportion of the barium carbonate is 9 parts, the proportion of the silver chloride is 9 parts, the proportion of the silver bromide is set to 10 parts, the proportion of the silver iodide is set to 16 parts, and the proportions of the trace copper ions and the trace cadmium ions are both set to 9 parts.

The manufacturing method comprises the following steps:

s1, firstly, preparing processing raw materials of the color-changing glass, selecting the raw materials according to a preset raw material recipe, then weighing all the raw materials, placing the weighed raw materials in a sealed container for temporary storage, and marking the corresponding raw material names on the surface of the container;

s2, mixing the raw materials after the material preparation work is finished, and screening impurities by additionally using a net sunning method during mixing to remove the impurities possibly existing in the raw materials;

s3, melting all the prepared raw materials, wherein the whole melting work needs to be carried out in a melting cellar, the raw materials need to be placed in a crucible, and correspondingly adding a photosensitizer and a sensitizer, the crucible is placed in the melting cellar, and then the melting cellar is started to heat the crucible;

and S4, cooling and molding the melted glass raw materials, taking out a certain amount of glass raw materials, placing the glass raw materials in a mold, and waiting for cooling of the cooled glass raw materials to finish the preparation of the photochromic glass.

In a further preferred embodiment of the present invention, in step S2, the number of simultaneous sifting is two, and then the raw materials are sufficiently mixed, and all the raw materials are sequentially charged into the mixer, and the mixing time is 6 min.

In a further preferred embodiment of the present invention, in step S3, the raw material in the crucible is melted by heating at 1250 ℃, and the heating time is 8 min.

In a more preferred embodiment of the present invention, in step S4, the cooling time is 25min during the molding process.

The invention adopts a large amount of raw materials and reasonably divides and matches the raw materials to ensure that the prepared glass is more clear, meanwhile, the photosensitizer and the sensitizer are added in the preparation process, and the materials such as silver chloride, silver bromide, silver iodide and the like belonging to silver halide are utilized to be fully mixed into the glass raw materials, so that the processed glass has the color change effect, and then the silver halide component in the color change glass can be decomposed under the irradiation of strong light in the daytime, so that the silver halide component is decomposed into silver atoms to absorb a large amount of visible light, thereby the transparent glass is changed into grey black, and the effect of shielding the strong light is realized.

Drawings

FIG. 1 is a flow chart of the preparation of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a technical scheme that: the photochromic glass comprises processing raw materials, a photosensitizer and a sensitizer, wherein the processing raw materials comprise quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the quartz sand accounts for 13-16 parts, the limestone accounts for 10-14 parts, the feldspar accounts for 13-18 parts, the soda ash accounts for 9-13 parts, the boric acid accounts for 15-19 parts, the borax accounts for 10-15 parts, the barite accounts for 8-11 parts, the barium carbonate accounts for 8-9 parts, the silver chloride accounts for 8-9 parts, the proportion of the silver bromide is 5-10 parts, the proportion of the silver iodide is 12-16 parts, and the proportions of the trace copper ions and the trace cadmium ions are 4-9 parts.

The manufacturing method comprises the following steps:

s1, firstly, preparing processing raw materials of the color-changing glass, selecting the raw materials according to a preset raw material recipe, then weighing all the raw materials, placing the weighed raw materials in a sealed container for temporary storage, and marking the corresponding raw material names on the surface of the container;

s2, mixing the raw materials after the material preparation work is finished, and screening impurities by additionally using a net sunning method during mixing to remove the impurities possibly existing in the raw materials;

s3, melting all the prepared raw materials, wherein the whole melting work needs to be carried out in a melting cellar, the raw materials need to be placed in a crucible, and correspondingly adding a photosensitizer and a sensitizer, the crucible is placed in the melting cellar, and then the melting cellar is started to heat the crucible;

and S4, cooling and molding the melted glass raw materials, taking out a certain amount of glass raw materials, placing the glass raw materials in a mold, and waiting for cooling of the cooled glass raw materials to finish the preparation of the photochromic glass.

In step S2, the number of screening is two, and then the raw materials are fully mixed, and all the raw materials are sequentially fed into the mixer, and the mixing time is 6 min.

In step S3, the temperature of the simultaneous heating is 1250 ℃, so that the raw material inside the crucible is melted, and the heating time lasts for 8 min.

In step S4, the cooling time was 25min during the molding process.

Example one

The invention provides a technical scheme that: the color-changing glass includes processing material, photosensitizer and sensitizer, the processing material includes quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the proportion of the quartz sand is 13 parts, the proportion of the limestone is 10 parts, the proportion of the feldspar is 13 parts, the proportion of the calcined soda is 9 parts, the proportion of the boric acid is 15 parts, the proportion of the borax is 10 parts, the proportion of the barite is 8 parts, the proportion of the barium carbonate is 8 parts, the proportion of the silver chloride is 8 parts, the proportion of the silver bromide is set to 5 parts, the proportion of the silver iodide is set to 12 parts, and the proportions of the trace copper ions and the trace cadmium ions are set to 4 parts.

The manufacturing method comprises the following steps:

s1, firstly, preparing processing raw materials of the color-changing glass, selecting the raw materials according to a preset raw material recipe, then weighing all the raw materials, placing the weighed raw materials in a sealed container for temporary storage, and marking the corresponding raw material names on the surface of the container;

s2, mixing the raw materials after the material preparation work is finished, and screening impurities by additionally using a net sunning method during mixing to remove the impurities possibly existing in the raw materials;

s3, melting all the prepared raw materials, wherein the whole melting work needs to be carried out in a melting cellar, the raw materials need to be placed in a crucible, and correspondingly adding a photosensitizer and a sensitizer, the crucible is placed in the melting cellar, and then the melting cellar is started to heat the crucible;

and S4, cooling and molding the melted glass raw materials, taking out a certain amount of glass raw materials, placing the glass raw materials in a mold, and waiting for cooling of the cooled glass raw materials to finish the preparation of the photochromic glass.

In step S2, the number of screening is two, and then the raw materials are fully mixed, and all the raw materials are sequentially fed into the mixer, and the mixing time is 6 min.

In step S3, the temperature of the simultaneous heating is 1250 ℃, so that the raw material inside the crucible is melted, and the heating time lasts for 8 min.

In step S4, the cooling time was 25min during the molding process.

Because the added photosensitizer and sensitizer have less components, the absorption of the photochromic glass to light rays can be actively reduced, and the indoor illumination effect can be ensured to a certain extent.

Example two

The invention provides a technical scheme that: the color-changing glass includes processing material, photosensitizer and sensitizer, the processing material includes quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the proportion of the quartz sand is 14 parts, the proportion of the limestone is 12 parts, the proportion of the feldspar is 15 parts, the proportion of the calcined soda is 11 parts, the proportion of the boric acid is 17 parts, the proportion of the borax is 13 parts, the proportion of the barite is 9 parts, the proportion of the barium carbonate is 8 parts, the proportion of the silver chloride is 8 parts, the proportion of the silver bromide is set to 8 parts, the proportion of the silver iodide is set to 14 parts, and the proportions of the trace copper ions and the trace cadmium ions are set to 6 parts.

The manufacturing method comprises the following steps:

s1, firstly, preparing processing raw materials of the color-changing glass, selecting the raw materials according to a preset raw material recipe, then weighing all the raw materials, placing the weighed raw materials in a sealed container for temporary storage, and marking the corresponding raw material names on the surface of the container;

s2, mixing the raw materials after the material preparation work is finished, and screening impurities by additionally using a net sunning method during mixing to remove the impurities possibly existing in the raw materials;

s3, melting all the prepared raw materials, wherein the whole melting work needs to be carried out in a melting cellar, the raw materials need to be placed in a crucible, and correspondingly adding a photosensitizer and a sensitizer, the crucible is placed in the melting cellar, and then the melting cellar is started to heat the crucible;

and S4, cooling and molding the melted glass raw materials, taking out a certain amount of glass raw materials, placing the glass raw materials in a mold, and waiting for cooling of the cooled glass raw materials to finish the preparation of the photochromic glass.

In step S2, the number of screening is two, and then the raw materials are fully mixed, and all the raw materials are sequentially fed into the mixer, and the mixing time is 6 min.

In step S3, the temperature of the simultaneous heating is 1250 ℃, so that the raw material inside the crucible is melted, and the heating time lasts for 8 min.

In step S4, the cooling time was 25min during the molding process.

Because the content of three different components of silver chloride, silver bromide and silver iodide is increased, the prepared photochromic glass has stronger light-shielding property, can not cause the condition that sunlight penetrates through the photochromic glass, and has lower light transmittance.

Example three

The invention provides a technical scheme that: the color-changing glass includes processing material, photosensitizer and sensitizer, the processing material includes quartz sand, limestone, feldspar, soda ash, boric acid, borax, barite and barium carbonate, the sensitizer comprises silver chloride, silver bromide and silver iodide, the sensitizer comprises trace copper ions and trace cadmium ions, the proportion of the quartz sand is 16 parts, the proportion of the limestone is 14 parts, the proportion of the feldspar is 18 parts, the ratio of the calcined soda is 13 parts, the ratio of the boric acid is 19 parts, the ratio of the borax is 15 parts, the proportion of the barite is 11 parts, the proportion of the barium carbonate is 9 parts, the proportion of the silver chloride is 9 parts, the proportion of the silver bromide is set to 10 parts, the proportion of the silver iodide is set to 16 parts, and the proportions of the trace copper ions and the trace cadmium ions are both set to 9 parts.

The manufacturing method comprises the following steps:

s1, firstly, preparing processing raw materials of the color-changing glass, selecting the raw materials according to a preset raw material recipe, then weighing all the raw materials, placing the weighed raw materials in a sealed container for temporary storage, and marking the corresponding raw material names on the surface of the container;

s2, mixing the raw materials after the material preparation work is finished, and screening impurities by additionally using a net sunning method during mixing to remove the impurities possibly existing in the raw materials;

s3, melting all the prepared raw materials, wherein the whole melting work needs to be carried out in a melting cellar, the raw materials need to be placed in a crucible, and correspondingly adding a photosensitizer and a sensitizer, the crucible is placed in the melting cellar, and then the melting cellar is started to heat the crucible;

and S4, cooling and molding the melted glass raw materials, taking out a certain amount of glass raw materials, placing the glass raw materials in a mold, and waiting for cooling of the cooled glass raw materials to finish the preparation of the photochromic glass.

In step S2, the number of screening is two, and then the raw materials are fully mixed, and all the raw materials are sequentially fed into the mixer, and the mixing time is 6 min.

In step S3, the temperature of the simultaneous heating is 1250 ℃, so that the raw material inside the crucible is melted, and the heating time lasts for 8 min.

In step S4, the cooling time was 25min during the molding process.

In conclusion, the invention adopts a large amount of raw materials and reasonably divides and matches the raw materials to ensure that the prepared glass is clearer, meanwhile, the photosensitizer and the sensitizer are added in the preparation process, the materials such as silver chloride, silver bromide, silver iodide and the like belonging to silver halide are utilized and fully mixed into the raw materials of the glass, the glass processed in this way can have the color-changing effect, then the silver halide component in the color-changing glass can be decomposed under the irradiation of strong light in the daytime, so that the silver halide component is decomposed into silver atoms to absorb a large amount of visible light, the transparent glass is changed into grey black, the function of shielding the strong light is realized, and simultaneously, the prepared color-changing glass has stronger light shading performance because of adding three different components such as the silver chloride, the silver bromide and the silver iodide, and the condition that sunlight penetrates through the color-changing glass can not be caused, the light shading effect is excellent, and the light shading agent has wide application prospect in use.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.