CN111559854A - Preparation method of toughened glass - Google Patents
Preparation method of toughened glass Download PDFInfo
- Publication number
- CN111559854A CN111559854A CN201911426377.2A CN201911426377A CN111559854A CN 111559854 A CN111559854 A CN 111559854A CN 201911426377 A CN201911426377 A CN 201911426377A CN 111559854 A CN111559854 A CN 111559854A
- Authority
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- China
- Prior art keywords
- glass
- gas
- coupling agent
- silane coupling
- producing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000005341 toughened glass Substances 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000011521 glass Substances 0.000 claims abstract description 52
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 20
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 238000007664 blowing Methods 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000003570 air Substances 0.000 claims description 21
- 239000007789 gas Substances 0.000 claims description 14
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 9
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 229910052786 argon Inorganic materials 0.000 claims description 4
- -1 ethoxyl Chemical group 0.000 claims description 4
- 239000001307 helium Substances 0.000 claims description 4
- 229910052734 helium Inorganic materials 0.000 claims description 4
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical group C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 2
- 239000004593 Epoxy Substances 0.000 claims description 2
- 229960003328 benzoyl peroxide Drugs 0.000 claims description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 2
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 claims description 2
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 claims description 2
- 229910052736 halogen Inorganic materials 0.000 claims description 2
- 150000002367 halogens Chemical class 0.000 claims description 2
- GRVDJDISBSALJP-UHFFFAOYSA-N methyloxidanyl Chemical group [O]C GRVDJDISBSALJP-UHFFFAOYSA-N 0.000 claims description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 claims 3
- 230000002209 hydrophobic effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 230000000704 physical effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 239000012634 fragment Substances 0.000 description 3
- 238000013467 fragmentation Methods 0.000 description 3
- 238000006062 fragmentation reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/04—Tempering or quenching glass products using gas
-
- 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/28—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material
- C03C17/30—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material with silicon-containing compounds
-
- 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
- C03C2217/00—Coatings on glass
- C03C2217/70—Properties of coatings
-
- 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
- C03C2218/00—Methods for coating glass
- C03C2218/10—Deposition methods
- C03C2218/15—Deposition methods from the vapour phase
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
A preparation method of toughened glass comprises the following steps: heating the glass to the temperature of 600-750 ℃, cooling the glass to the temperature of 170-220 ℃ by adopting first gas, then blowing the glass by adopting second gas at the temperature of 180-200 ℃, and finally cooling the glass to the room temperature by adopting the first gas. The second gas includes a silane coupling agent, and the concentration of the silane coupling agent is 1 to 5 g/L. The invention combines the glass toughening treatment and the glass hydrophobization treatment, thereby reducing the production cost and improving the production efficiency; the dosage of the silane coupling agent is reduced, the cost is saved, the material consumption is reduced, and the hydrophobic toughened glass with qualified physical properties is prepared.
Description
Technical Field
The invention relates to the field of glass preparation, in particular to a preparation method of toughened glass.
Background
With the rapid development of the building industry, building companies have more and more demand for building glass, and especially, the demand for building glass of high-rise buildings with glass outer walls is greater. In order to solve the problem of weak mechanical strength of glass, tempered glass is widely used.
However, the high-rise building is inconvenient to clean the glass outer wall, and the building industry generally requires that the building glass has higher hydrophobicity.
The conventional method for hydrophobization of glass mainly comprises soaking glass in a silane coupling agent. However, the method has the disadvantages of large dosage of silane coupling agent, long treatment time and low efficiency.
Disclosure of Invention
The invention aims to provide a method for simultaneously carrying out hydrophobization treatment on glass in a glass toughening process.
The invention relates to a preparation method of toughened glass, which comprises the following steps:
heating the glass to the temperature of 600-750 ℃, cooling the glass to the temperature of 170-220 ℃ by using gas I, then blowing the glass by using gas II at the temperature of 180-200 ℃, and finally cooling the glass to the room temperature by using the gas I;
the gas II includes a silane coupling agent, and the concentration of the silane coupling agent is 1 to 5 g/L.
The gas I is one selected from air, nitrogen, argon or helium.
The gas II is one selected from air, nitrogen, argon or helium.
The wind speed of the air cooling I is 5-10 m/s.
The thickness of the glass is 1 mm-6 mm.
The structural formula of the silane coupling agent is Y (CH)nSiX3，
Wherein n is 1-5;
x is one selected from halogen, acetoxyl, methoxyl, ethoxyl or propoxyl;
y is one selected from phenyl, propyl, butyl, vinyl, epoxy, cyclohexyl or cyclopentyl.
The concentration of the silane coupling agent is 2-4 g/L.
The wind speed of the air cooling II is 6-8 m/s.
The wind speed of the blowing treatment is 3-5 m/s.
The time of the air blowing treatment is 10-30 min.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention combines the glass toughening treatment and the glass hydrophobization treatment, reduces the production cost and improves the production efficiency.
2. The invention reduces the consumption of silane coupling agent, saves cost and reduces material consumption.
3. The hydrophobic toughened glass with qualified physical properties is prepared by the method.
Drawings
FIG. 1 is a surface SEM photograph of glass of example 1 before tempering.
FIG. 2 is a SEM photograph of the tempered surface of the glass of example 1.
Detailed Description
The preparation method of the toughened glass comprises the following steps:
heating the glass to be softened, and quickly cooling the glass by adopting an air cooling method. And after the glass is cooled to the vicinity of the boiling point of the silane coupling agent, treating the glass by adopting gas and/or liquid gas containing the silane coupling agent, and finally, cooling the glass to room temperature by air to finish the toughening treatment of the glass.
The contact angle of the tempered glass is measured by using an SL200KS optical contact angle measuring instrument of Keno industry, Inc. in America.
The shot-bag impact performance of the tempered glass was tested by using the shot-bag impact tester.
And (4) qualified standard: 5 flat glass samples were tested and were in accordance with the following specifications:
when the drop height is 750mm, the length of the glass fragment having no through crack cannot exceed 120mm when the sample is broken.
The impact resistance of the toughened glass is tested by adopting an impact tester.
And (4) qualified standard: the test is carried out by 5 samples, and the number of the damaged samples is not more than 1, so that the samples are qualified.
The invention adopts 125HS type fragment state inspection equipment to characterize the fragment state of the broken glass.
And (4) qualified standard: the minimum number of chips in any 50 x 50mm area, excluding the portion of each sample within a radius of 80mm from the impact point and 25mm from the glass edge or drill edge, must meet the following table and allow a small number of elongated chips with a length not exceeding 75 mm.
| Nominal thickness/mm | Minimum number of pieces/piece |
| 3 | 30 |
| 4-12 | 40 |
| Greater than 15 | 30 |
Example 1
Heating 3mm glass for building to 750 deg.C, air cooling to 220 deg.C with air at 5m/s, and adding 5g/L C6H5(CH)1SiCl3Blowing the glass for 10min at the air speed of 3m/s at the temperature of 200 ℃, and finally air-cooling the glass to the room temperature at the air speed of 6m/s to obtain the glass.
Example 1 the relevant physical parameters of the toughened glass samples prepared are as follows:
| sample numbering | Thickness of sample/mm | Impact resistance | State of fragmentation |
| 6 | 3.06 | Is not broken | 80 |
| 7 | 2.91 | Is not broken | 68 |
| 8 | 3.09 | Is not broken | 78 |
| 9 | 3.03 | Is not broken | 85 |
| 10 | 2.93 | Is not broken | 76 |
| Sample numbering | Contact angle |
| 11 | 156° |
| 12 | 148° |
| 13 | 167° |
| 14 | 161° |
| 15 | 160° |
Example 2
The difference from example 1 is that the silane coupling agent used is C6H5(CH)2SiCl3. Example 1 the relevant physical parameters of the toughened glass samples prepared are as follows:
example 3
The difference from example 1 is that the silane coupling agent used is C6H5(CH)3SiCl3。
Example 1 the relevant physical parameters of the toughened glass samples prepared are as follows:
| sample numbering | Contact angle |
| 31 | 141° |
| 32 | 168° |
| 33 | 157° |
| 34 | 166° |
| 35 | 145° |
Example 4
The difference from example 1 is that the silane coupling agent used is C6H5(CH)4SiCl3。
Example 1 the relevant physical parameters of the toughened glass samples prepared are as follows:
example 5
The difference from example 1 is that the silane coupling agent used is C6H5(CH)5SiCl3。
Example 1 the relevant physical parameters of the toughened glass samples prepared are as follows:
| sample numbering | Contact angle |
| 51 | 146° |
| 52 | 145° |
| 53 | 169° |
| 54 | 141° |
| 55 | 153° |
Example 6
Heating 1mm glass for building to 600 deg.C, air cooling to 170 deg.C at 5m/s, and adding 1g/L C6H5(CH)1SiCl3Blowing the glass for 10min at the air speed of 3m/s at the temperature of 180 ℃, and finally air-cooling the glass to the room temperature at the air speed of 6m/s to obtain the glass.
Example 1 the relevant physical parameters of the toughened glass samples prepared are as follows:
| sample numbering | Thickness of sample/mm | Impact resistance | State of fragmentation |
| 76 | 6.04 | Is not broken | 81 |
| 77 | 6.01 | Is not broken | 78 |
| 78 | 6.07 | Is not broken | 68 |
| 79 | 6.04 | Is not broken | 75 |
| 70 | 6.05 | Is not broken | 77 |
Example 1 the relevant physical parameters of the toughened glass samples prepared are as follows:
| sample numbering | Thickness of sample/mm | Impact resistance | State of fragmentation |
| 66 | 1.04 | Is not broken | 70 |
| 67 | 1.01 | Is not broken | 80 |
| 68 | 1.01 | Is not broken | 75 |
| 69 | 1.05 | Is not broken | 77 |
| 60 | 0.99 | Is not broken | 84 |
Example 7
Heating 6mm glass for building to 750 deg.C, and introducing 10% of airWind speed of m/s, wind cooling to 220 deg.C, and adding 5g/L C6H5(CH)1SiCl3Blowing the glass for 30min at the air speed of 5m/s at the temperature of 200 ℃, and finally air-cooling the glass to the room temperature at the air speed of 8m/s to obtain the glass.
Claims (10)
1. The preparation method of the toughened glass is characterized by comprising the following steps:
heating the glass to the temperature of 600-750 ℃, cooling the glass to the temperature of 170-220 ℃ by using gas I, then blowing the glass by using gas II at the temperature of 180-200 ℃, and finally cooling the glass to the room temperature by using the gas I;
the gas II includes a silane coupling agent, and the concentration of the silane coupling agent is 1 to 5 g/L.
2. The method for producing a tempered glass according to claim 1, wherein: the gas I is one selected from air, nitrogen, argon or helium.
3. The method for producing a tempered glass according to claim 1, wherein: the gas II is one selected from air, nitrogen, argon or helium.
4. The method for producing a tempered glass according to claim 1, wherein: the wind speed of the air cooling I is 5-10 m/s.
5. The method for producing a tempered glass according to claim 1, wherein: the thickness of the glass is 1 mm-6 mm.
6. The method for producing a tempered glass according to claim 1, wherein: the structural formula of the silane coupling agent is Y (CH)nSiX3，
Wherein n is 1-5;
x is one selected from halogen, acetoxyl, methoxyl, ethoxyl or propoxyl;
y is one selected from phenyl, propyl, butyl, vinyl, epoxy, cyclohexyl or cyclopentyl.
7. The method for producing a tempered glass according to claim 1, wherein: the concentration of the silane coupling agent is 2-4 g/L.
8. The method for producing a glass-reinforced plastic according to claim 4, characterized in that: the wind speed of the air cooling II is 6-8 m/s.
9. The method for producing a glass-reinforced plastic according to claim 1, characterized in that: the wind speed of the blowing treatment is 3-5 m/s.
10. The method for producing a glass-reinforced plastic according to claim 1, characterized in that: the time of the air blowing treatment is 10-30 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911426377.2A CN111559854A (en) | 2019-12-26 | 2019-12-26 | Preparation method of toughened glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911426377.2A CN111559854A (en) | 2019-12-26 | 2019-12-26 | Preparation method of toughened glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111559854A true CN111559854A (en) | 2020-08-21 |
Family
ID=72072929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911426377.2A Pending CN111559854A (en) | 2019-12-26 | 2019-12-26 | Preparation method of toughened glass |
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| Country | Link |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08319136A (en) * | 1995-05-23 | 1996-12-03 | Nippon Sheet Glass Co Ltd | Production of water-repellent glass article |
| JP2011238650A (en) * | 2010-05-06 | 2011-11-24 | Nomura Syoichi | Cover glass for solar cell and method for manufacturing the same |
| CN104045229A (en) * | 2014-07-01 | 2014-09-17 | 福建省港达玻璃制品有限公司 | Preparation process of tempered glass |
| CN105439465A (en) * | 2015-12-15 | 2016-03-30 | 常州华美光伏材料有限公司 | Photovoltaic toughened glass and preparation method thereof |
| CN106477865A (en) * | 2016-10-21 | 2017-03-08 | 苏州大成电子科技有限公司 | A kind of dome car glass machining technique |
| CN106630566A (en) * | 2016-10-21 | 2017-05-10 | 苏州大成电子科技有限公司 | Manufacturing method of glass for sightseeing trains |
| CN106830703A (en) * | 2016-12-15 | 2017-06-13 | 郑州航空工业管理学院 | A kind of processing technology of antifog safety glass |
| CN107325649A (en) * | 2017-08-01 | 2017-11-07 | 合肥利裕泰玻璃制品有限公司 | A kind of preparation technology of safety glass |
| CN109231803A (en) * | 2017-05-26 | 2019-01-18 | 创建节能玻璃（贵州）有限公司 | A kind of production method of the tempered glass with surface covering |
| CN109721228A (en) * | 2017-10-30 | 2019-05-07 | 创建节能玻璃（贵州）有限公司 | A kind of production method of glass |
-
2019
- 2019-12-26 CN CN201911426377.2A patent/CN111559854A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08319136A (en) * | 1995-05-23 | 1996-12-03 | Nippon Sheet Glass Co Ltd | Production of water-repellent glass article |
| JP2011238650A (en) * | 2010-05-06 | 2011-11-24 | Nomura Syoichi | Cover glass for solar cell and method for manufacturing the same |
| CN104045229A (en) * | 2014-07-01 | 2014-09-17 | 福建省港达玻璃制品有限公司 | Preparation process of tempered glass |
| CN105439465A (en) * | 2015-12-15 | 2016-03-30 | 常州华美光伏材料有限公司 | Photovoltaic toughened glass and preparation method thereof |
| CN106477865A (en) * | 2016-10-21 | 2017-03-08 | 苏州大成电子科技有限公司 | A kind of dome car glass machining technique |
| CN106630566A (en) * | 2016-10-21 | 2017-05-10 | 苏州大成电子科技有限公司 | Manufacturing method of glass for sightseeing trains |
| CN106830703A (en) * | 2016-12-15 | 2017-06-13 | 郑州航空工业管理学院 | A kind of processing technology of antifog safety glass |
| CN109231803A (en) * | 2017-05-26 | 2019-01-18 | 创建节能玻璃（贵州）有限公司 | A kind of production method of the tempered glass with surface covering |
| CN107325649A (en) * | 2017-08-01 | 2017-11-07 | 合肥利裕泰玻璃制品有限公司 | A kind of preparation technology of safety glass |
| CN109721228A (en) * | 2017-10-30 | 2019-05-07 | 创建节能玻璃（贵州）有限公司 | A kind of production method of glass |
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Application publication date: 20200821 |