CN108218229B - High-strength color glassware and preparation method thereof - Google Patents
High-strength color glassware and preparation method thereof Download PDFInfo
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- CN108218229B CN108218229B CN201810097807.XA CN201810097807A CN108218229B CN 108218229 B CN108218229 B CN 108218229B CN 201810097807 A CN201810097807 A CN 201810097807A CN 108218229 B CN108218229 B CN 108218229B
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B25/00—Annealing glass products
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C4/00—Compositions for glass with special properties
- C03C4/02—Compositions for glass with special properties for coloured glass
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Abstract
The invention discloses a high-strength color glassware and a preparation method thereof, wherein the high-strength color glassware is prepared from the following raw materials in parts by weight: 70-80 parts of quartz sand, 15-30 parts of calcite, 0.5-0.8 part of aluminum oxide, 0.1-0.3 part of zinc oxide, 0.2-0.4 part of ferric oxide, 0.1-0.4 part of magnesium oxide, 0.2-0.5 part of silicon carbide, 10-15 parts of soda ash, 0.1-0.3 part of titanium dioxide, 0.1-0.3 part of germanium dioxide and 0.1-0.2 part of indium tin oxide; the preparation method comprises the following steps: the glassware obtained by the technical scheme of the invention has high mechanical strength and strong falling resistance, the compression stress can reach more than 810MPa, the Mohs hardness reaches 6.8, and the glassware is suitable for large-scale production and application.
Description
Technical Field
The invention relates to the field of glass manufacturing, in particular to a high-strength colored glassware and a preparation method thereof.
Background
The glassware is a colorless transparent ware made of soda-lime-silicate glass, and the iron content in the glass is generally lower than 0.02%. Adding a colorant into the glass raw material to prepare colored glass; adding an opacifier to prepare the opacified glass. The products of the cooking utensils such as coffee pot and the like are made of heat-resistant borosilicate glass, and the heat expansion coefficient is low and the temperature shock resistance is strong. The microcrystal glass has better heat resistance and temperature shock resistance, has high mechanical strength, and is suitable for manufacturing cooking utensils and utensils which are frequently washed in restaurants and hotels. The technology of glassware manufacturing is constantly improving based on the wide range of glassware applications.
Glassware based on glass materials has a wide range of applications, and a series of research on the component formula and process improvement of glassware is reported successively. For example, Chinese patent numbers are: cn.2012103357.5 discloses "an amber glassware formula and a preparation method", the amber glassware obtained by the technical scheme has a certain aesthetic effect, but the mechanical properties of the amber glassware obtained by the technical scheme are not obviously improved although the appearance is attractive. However, not only is a high aesthetic appeal desired for glassware, but quality and performance are also important, which determine its useful life and application range. Aiming at the defects in the prior art, an effective implementation mode is not provided so far.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects in the prior art, the invention provides the high-strength colored glassware and the preparation method thereof.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
a high-strength color glassware is prepared from the following raw materials in parts by weight: 70-80 parts of quartz sand, 15-30 parts of calcite, 0.5-0.8 part of aluminum oxide, 0.1-0.3 part of zinc oxide, 0.2-0.4 part of ferric oxide, 0.1-0.4 part of magnesium oxide, 0.2-0.5 part of silicon carbide, 10-15 parts of soda ash, 0.1-0.3 part of titanium dioxide, 0.1-0.3 part of germanium dioxide and 0.1-0.2 part of indium tin oxide.
Preferably, the high-strength colored glassware is prepared from the following raw materials in parts by weight: 75 parts of quartz sand, 0.6 part of aluminum oxide, 0.2 part of zinc oxide, 0.3 part of ferric oxide, 0.2 part of magnesium oxide, 0.4 part of silicon carbide, 15 parts of soda ash, 0.1 part of titanium dioxide, 0.1 part of germanium dioxide and 0.1 part of indium tin oxide.
Preferably, the high-strength colored glassware is prepared from the following raw materials in parts by weight: 80 parts of quartz sand, 0.7 part of aluminum oxide, 0.3 part of zinc oxide, 0.4 part of ferric oxide, 0.3 part of magnesium oxide, 0.3 part of silicon carbide, 10 parts of soda ash, 0.3 part of titanium dioxide, 0.3 part of germanium dioxide and 0.2 part of indium tin oxide.
The preparation method of the high-strength colored glassware comprises the following steps:
(1) mixing materials: weighing the raw materials according to the weight parts of the raw materials of the high-strength color glassware, placing the raw materials into a crusher for crushing, sieving the crushed raw materials through a sieve of 100-plus-200 meshes, and stirring and mixing the sieved raw materials to obtain a mixed material;
(2) melting: placing the mixed material in the step (1) in a melting furnace at 1700-1890 ℃, heating to melt, standing for 2-3h, heating to a temperature in the standing process, and introducing Ar gas for protection to obtain glass melt;
(3) and (3) processing and forming: cooling the glass melt liquid in the step (2) to 1000-1100 ℃, and then putting the glass melt liquid into a forming machine for processing and forming to obtain a semi-finished product of the glassware;
(4) annealing: introducing CO into the glassware semi-finished product in the step (3)2After the hot air flow is cooled to 500-600 ℃, the hot air flow is naturally cooled to room temperature, and the finished product is obtained after polishing and grinding.
Preferably, in the step (2), the mixed material in the step (1) is placed in a furnace at 1890 ℃ to be heated to be molten, and is still for 2 h.
Preferably, in the step (4), the glassware semi-finished product in the step (3) is introduced with CO2And cooling the hot air flow to 500 ℃, and naturally cooling to room temperature.
Advantageous effects
The invention discloses a high-strength color glassware and a preparation method thereof, wherein the high-strength color glassware is prepared from the following raw materials in parts by weight: the glass ware comprises quartz sand, calcite, aluminum oxide, zinc oxide, iron oxide, magnesium oxide, silicon carbide and soda ash, wherein the iron oxide in the component materials can develop color, and the silicon carbide has strong high temperature resistance and wear resistance and can effectively improve the high temperature resistance and wear resistance of the glass ware. The preparation method of the high-strength colored glassware comprises the following steps: mixing materials, melting, processing and forming, and annealing, wherein Ar gas is introduced for protection in the melting operation process, so that air around the glass melt can be driven away, and further oxidation of substances in the component materials under the high-temperature condition is effectively avoided to form new impurities. Introducing CO during annealing operation2Hot air flow cooling operation instead of conventional air cooling operation, introducing CO2The hot air flow can slow down the cooling speed of the glassware and drive air and water vapor around the glassware, the cooling speed of the glassware is slowed down, the stress is fully eliminated, and the mechanical property of the glassware is improved. The compressive stress of the glassware obtained by the technical scheme disclosed by the invention can reach more than 810Mpa, the Mohs hardness reaches 6.8, and the quality and the physical and chemical properties of the glassware are stronger than those of glassware made of common materials sold in the market.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some embodiments of the present invention, but not all 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.
Example 1:
a high-strength color glassware is prepared from the following raw materials in parts by weight: 75 parts of quartz sand, 0.6 part of aluminum oxide, 0.2 part of zinc oxide, 0.3 part of ferric oxide, 0.2 part of magnesium oxide, 0.4 part of silicon carbide, 15 parts of soda ash, 0.1 part of titanium dioxide, 0.1 part of germanium dioxide and 0.1 part of indium tin oxide.
The preparation method of the high-strength colored glassware comprises the following steps:
(1) mixing materials: weighing the raw materials according to the weight parts of the raw materials of the high-strength color glassware, putting the raw materials into a crusher for crushing, sieving the crushed raw materials by a 100-mesh sieve, and stirring and mixing the sieved raw materials to obtain a mixed material;
(2) melting: placing the mixed material in the step (1) in a melting furnace at 1890 ℃ for heating until the mixed material is melted, standing for 2h, heating until Ar gas is introduced for protection in the standing process, and obtaining glass melt;
(3) and (3) processing and forming: cooling the glass melt liquid in the step (2) to 1000 ℃, and then putting the glass melt liquid into a forming machine for forming to obtain a semi-finished product of a glassware;
(4) annealing: introducing CO into the glassware semi-finished product in the step (3)2And cooling the hot air flow to 500 ℃, naturally cooling to room temperature, and polishing to obtain a finished product.
Example 2:
a high-strength color glassware is prepared from the following raw materials in parts by weight: 80 parts of quartz sand, 0.7 part of aluminum oxide, 0.3 part of zinc oxide, 0.4 part of ferric oxide, 0.3 part of magnesium oxide, 0.3 part of silicon carbide, 10 parts of soda ash, 0.3 part of titanium dioxide, 0.3 part of germanium dioxide and 0.2 part of indium tin oxide.
The preparation method of the high-strength colored glassware comprises the following steps:
(1) mixing materials: weighing the raw materials according to the weight parts of the raw materials of the high-strength color glassware, putting the raw materials into a crusher for crushing, sieving the crushed raw materials with a 200-mesh sieve, and stirring and mixing the sieved raw materials to obtain a mixed material;
(2) melting: placing the mixed material in the step (1) in a melting furnace at 1700 ℃, heating to melt, standing for 3h, heating to a temperature in the standing process, and introducing Ar gas for protection to obtain glass melt;
(3) and (3) processing and forming: cooling the glass melt liquid in the step (2) to 1100 ℃, and then putting the glass melt liquid into a forming machine for forming to obtain a semi-finished product of a glassware;
(4) annealing: introducing CO into the glassware semi-finished product in the step (3)2And cooling the hot air flow to 600 ℃, naturally cooling to room temperature, and polishing to obtain a finished product.
Example 3:
a high-strength color glassware is prepared from the following raw materials in parts by weight: 75 parts of quartz sand, 20 parts of calcite, 0.6 part of aluminum oxide, 0.2 part of zinc oxide, 0.3 part of ferric oxide, 0.3 part of magnesium oxide, 0.4 part of silicon carbide, 13 parts of soda ash, 0.2 part of titanium dioxide, 0.2 part of germanium dioxide and 0.1 part of indium tin oxide.
The preparation method of the high-strength colored glassware comprises the following steps:
(1) mixing materials: weighing the raw materials according to the weight parts of the raw materials of the high-strength color glassware, putting the raw materials into a crusher for crushing, sieving the crushed raw materials by a 100-mesh sieve, and stirring and mixing the sieved raw materials to obtain a mixed material;
(2) melting: placing the mixed material in the step (1) in a furnace at 1850 ℃, heating to melt, standing for 2h, heating to be protected by Ar gas in the standing process, and obtaining glass melt;
(3) and (3) processing and forming: cooling the glass melt liquid in the step (2) to 1100 ℃, and then putting the glass melt liquid into a forming machine for forming to obtain a semi-finished product of a glassware;
(4) annealing: introducing CO into the glassware semi-finished product in the step (3)2And cooling the hot air flow to 550 ℃, naturally cooling to room temperature, and polishing to obtain a finished product.
Example 4:
a high-strength color glassware is prepared from the following raw materials in parts by weight: 70 parts of quartz sand, 15 parts of calcite, 0.5 part of aluminum oxide, 0.3 part of zinc oxide, 0.4 part of ferric oxide, 0.4 part of magnesium oxide, 0.2 part of silicon carbide, 11 parts of soda ash, 0.1 part of titanium dioxide, 0.3 part of germanium dioxide and 0.1 part of indium tin oxide.
The high strength stained glassware was prepared as in example 1.
Example 5:
a high-strength color glassware is prepared from the following raw materials in parts by weight: 80 parts of quartz sand, 30 parts of calcite, 0.8 part of aluminum oxide, 0.1 part of zinc oxide, 0.2 part of ferric oxide, 0.1 part of magnesium oxide, 0.5 part of silicon carbide, 12 parts of soda ash, 0.2 part of titanium dioxide, 0.2 part of germanium dioxide and 0.1 part of indium tin oxide.
The high strength stained glassware was prepared as in example 2.
Example 6:
a high-strength color glassware is prepared from the following raw materials in parts by weight: 78 parts of quartz sand, 18 parts of calcite, 0.6 part of aluminum oxide, 0.2 part of zinc oxide, 0.3 part of ferric oxide, 0.2 part of magnesium oxide, 0.3 part of silicon carbide, 14 parts of soda ash, 0.2 part of titanium dioxide, 0.2 part of germanium dioxide and 0.3 part of indium tin oxide.
The high strength stained glassware was prepared as in example 3.
The physical and chemical properties of the glassware obtained in the real-time examples 1-6 of the present invention were tested, and the common glassware of the same specification and shape sold in the market was selected for comparison, the results are shown in table 1:
table 1: glassware performance testing
| Experimental group | Compressive stress/MPa | Mohs hardness |
| Example 1 | 811.3 | 6.8 |
| Example 2 | 812.2 | 6.8 |
| Example 3 | 811.4 | 6.8 |
| Example 4 | 832.5 | 6.8 |
| Example 5 | 813.0 | 6.8 |
| Example 6 | 811.9 | 6.8 |
| Control group | 732.1 | 5.1 |
As can be seen from table 1: the compressive stress of the glassware adopting the technical scheme of the invention can reach more than 810MPa, and the Mohs hardness reaches 6.8, while the compressive stress of the conventional glassware sold in the market is only 732.1MPa, and the Mohs hardness is only 5.1.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the inclusion of an element by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes and modifications may be made, and equivalents may be substituted for elements thereof without departing from the scope of the present invention; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. A high-strength color glassware is characterized by being prepared from the following raw materials in parts by weight: 70-80 parts of quartz sand, 15-30 parts of calcite, 0.5-0.8 part of aluminum oxide, 0.1-0.3 part of zinc oxide, 0.2-0.4 part of ferric oxide, 0.1-0.4 part of magnesium oxide, 0.2-0.5 part of silicon carbide, 10-15 parts of soda ash, 0.1-0.3 part of titanium dioxide, 0.1-0.3 part of germanium dioxide and 0.1-0.2 part of indium tin oxide.
2. The method of making high strength stained glassware according to claim 1, including the steps of:
(1) mixing materials: weighing the raw materials according to the weight parts of the raw materials of the high-strength color glassware, placing the raw materials into a crusher for crushing, sieving the crushed raw materials through a sieve of 100-plus-200 meshes, and stirring and mixing the sieved raw materials to obtain a mixed material;
(2) melting: placing the mixed material in the step (1) in a melting furnace at 1700-1890 ℃, heating to melt, standing for 2-3h, heating to a temperature in the standing process, and introducing Ar gas for protection to obtain glass melt;
(3) and (3) processing and forming: cooling the glass melt liquid in the step (2) to 1000-1100 ℃, and then putting the glass melt liquid into a forming machine for processing and forming to obtain a semi-finished product of the glassware;
(4) annealing: introducing CO into the glassware semi-finished product in the step (3)2After the hot air flow is cooled to 500-600 ℃, the hot air flow is naturally cooled to room temperature, and the finished product is obtained after polishing and grinding.
3. The method for preparing high-strength stained glassware according to claim 2, wherein in step (2), the mixture obtained in step (1) is placed in a melting furnace at 1890 ℃ and heated to be molten, and is still for 2 hours.
4. The method for manufacturing high-strength stained glassware according to claim 2, wherein in said step (4), the semi-finished glassware in step (3) is CO-aerated2And cooling the hot air flow to 500 ℃, and naturally cooling to room temperature.
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