CN115124261A - Glass repairing method - Google Patents
Glass repairing method Download PDFInfo
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- CN115124261A CN115124261A CN202210884821.0A CN202210884821A CN115124261A CN 115124261 A CN115124261 A CN 115124261A CN 202210884821 A CN202210884821 A CN 202210884821A CN 115124261 A CN115124261 A CN 115124261A
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- 239000011521 glass Substances 0.000 title claims abstract description 167
- 238000000034 method Methods 0.000 title claims abstract description 65
- 230000008439 repair process Effects 0.000 claims abstract description 85
- 239000002002 slurry Substances 0.000 claims abstract description 79
- 238000000576 coating method Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 13
- 238000005336 cracking Methods 0.000 claims abstract description 10
- 230000001678 irradiating effect Effects 0.000 claims abstract description 10
- 238000002309 gasification Methods 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 24
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 13
- 239000002904 solvent Substances 0.000 claims description 13
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 12
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 10
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 9
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- WVDDGKGOMKODPV-ZQBYOMGUSA-N phenyl(114C)methanol Chemical compound O[14CH2]C1=CC=CC=C1 WVDDGKGOMKODPV-ZQBYOMGUSA-N 0.000 claims description 5
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 3
- 229910052594 sapphire Inorganic materials 0.000 claims description 3
- 239000010980 sapphire Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 abstract description 2
- 150000001336 alkenes Chemical class 0.000 description 20
- 230000000694 effects Effects 0.000 description 14
- 239000003795 chemical substances by application Substances 0.000 description 12
- 238000004513 sizing Methods 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 239000012466 permeate Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- -1 acrylic ester Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229920006237 degradable polymer Polymers 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
-
- 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
- C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
- C03C23/0095—Solution impregnating; Solution doping; Molecular stuffing, e.g. of porous glass
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Surface Treatment Of Glass (AREA)
Abstract
The embodiment of the invention provides a glass repairing method, which comprises the following steps: scanning the glass to be repaired to obtain the position information and the shape information of the crack on the glass to be repaired; coating repair slurry with a preset thickness on one side of the carrier plate, which is provided with the base film, so that a slurry layer is formed on the base film; placing the support plate and the glass to be repaired at intervals of a preset distance, and enabling the slurry layer to face the glass to be repaired; irradiating the base film corresponding to the cracks on the carrier plate by using laser beams on the other side of the carrier plate, wherein the base film can rapidly absorb laser energy and generate cracking gasification, and the generated impact force can push repair slurry attached to the surface of the base film to be deposited inside the cracks to fill the cracks, so that glass with the repair slurry is obtained; the glass with the repair paste is heat treated. The method for repairing the glass provided by the embodiment of the invention can be used for accurately repairing the glass with cracks, and the bending resistance of the glass is improved.
Description
Technical Field
The invention belongs to the technical field of flexible glass, and particularly relates to a glass repairing method.
Background
The main components of the glass are silica and other oxides. Can be divided into quartz glass, high-pressure resistant glass, ultraviolet-proof glass, explosion-proof glass and the like, and is widely applied to the fields of buildings, daily use, art, medical treatment, chemistry, electronics, instruments and the like. However, cracks are easily generated in the glass production process, and the bending resistance of the glass is greatly reduced due to the cracks, and particularly, the cracks are fatal damage in the folding process of the ultrathin glass applied to a flexible electronic device, so that the cracks of the glass need to be repaired.
The method for repairing microcracks in the related art is mainly used for repairing microcracks by acid cleaning with mixed solution mainly containing hydrofluoric acid, but the method cannot well repair microcracks of flexible glass. And the repair of the microcracks is realized by coating and depositing SiO2 on the surface of the flexible glass and then heating and melting. When an electronic device is on the surface of the glass, the electronic device can only be repaired aiming at the crack area, and the prior art can not realize local repair, so that the repair effect of regulating and controlling the crack area and the non-crack area is achieved.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the embodiment of the invention provides a glass repairing method to repair cracked glass.
The method for repairing glass provided by the embodiment of the invention comprises the following steps:
s10: scanning glass to be repaired to obtain position information and appearance information of the crack on the glass to be repaired;
s20: coating repair slurry with a preset thickness on one side of the carrier plate, which is provided with the base film, so that a slurry layer is formed on the base film;
s30: placing the carrier plate and the glass to be repaired at intervals of a preset distance, and enabling the slurry layer to face the glass to be repaired;
s40: irradiating the base film corresponding to the crack on the carrier plate by using a laser beam on the other side of the carrier plate, wherein the base film can rapidly absorb laser energy and generate cracking gasification, and the generated impact force can push the repair slurry attached to the surface of the base film to be deposited inside the crack to fill the crack, so that glass with the repair slurry is obtained;
s50: and carrying out heat treatment on the glass with the repair paste.
The method for repairing glass provided by the embodiment of the invention comprises the steps of firstly scanning glass to be repaired to obtain position information and appearance information of cracks; irradiating the position of the carrier plate corresponding to the crack by using the laser beam with the specific waveband according to the position information of the crack, wherein the base film on the carrier plate can rapidly absorb the energy of the laser beam with the specific waveband, the repair slurry can not absorb the energy of the laser beam, the base film is decomposed after absorbing the energy of the laser beam and generates a volatile product, and the repair slurry attached to the surface of the base film is pushed to be deposited into the crack so as to fill the crack; and forming chemical bonds between the repair slurry and the glass through a heat treatment mode to stably combine the repair slurry and the glass into a whole, thereby realizing the repair of the glass.
Optionally, in step S20, the repair paste includes a solvent and a repair material dissolved in the solvent, the solvent includes water and one or more of ethanol, benzyl alcohol, butanone and cyclohexanone, and the repair material includes one or more of silane coupling agents, polyurethanes, and acrylates.
Optionally, the concentration of the repair material is 40 wt% to 90 wt%; and/or
The thickness of the slurry layer is 10-150 μm.
Optionally, characterized in that the base film is a photo-degradable polymer.
Optionally, the base film has a thickness of 50nm to 400 nm.
Optionally, in the step S30, the preset distance is 0.1mm to 5 mm.
Optionally, in the step S50, the heating temperature is 80 ℃ to 150 ℃, and the heating time is 10min to 60 min.
Optionally, in step S10, first, a camera is used to take a picture of the whole or part of the glass to obtain the position information of the crack on the glass to be repaired;
secondly, scanning the crack by using a laser scanning confocal microscope to obtain the size information of the crack.
Optionally, in step S40, the wavelength of the laser beam is 355nm, the pulse width of the laser beam is 100fs to 100ps, the spot diameter of the laser beam is 3 μm to 200 μm, and the pulse energy of the laser beam is 10 μ J to 500 μ J.
Optionally, the carrier plate is made of glass or sapphire.
Drawings
FIG. 1 is a flow chart of a method for repairing glass according to an embodiment of the present invention;
FIG. 2 is a schematic view of a method for repairing glass according to an embodiment of the present invention;
FIG. 3 is a molecular diagram showing the bonding of the repair paste to the glass in the heat treatment in the glass repair method according to the embodiment of the present invention.
FIG. 4 is a schematic diagram illustrating the cracking and vaporization of the substrate film after being irradiated by a laser beam with a specific wavelength band according to an embodiment of the present invention.
Reference numerals:
1. a flexible glass; 101. cracking; 2. a carrier plate; 3. a base film; 4. a slurry layer; 5. a laser beam.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
A method of repairing glass cracks according to an embodiment of the present invention will be described with reference to fig. 1 and 2.
FIG. 1 is a flow chart of a method of repairing glass cracks according to an embodiment of the present invention, the method of repairing glass cracks including the steps of:
s10: scanning the glass to be repaired to obtain the position information of the crack on the glass to be repaired and the appearance information of the crack;
s20: coating repair slurry with a preset thickness on one side of the carrier plate, which is provided with the base film, so that a slurry layer is formed on the base film;
s30: arranging the carrier plate and the glass to be repaired at intervals of a preset distance, and enabling the slurry layer to face the glass;
s40: irradiating the base film of the carrier plate corresponding to the cracks by using laser beams on the other side of the carrier plate, wherein the base film can rapidly absorb laser energy and generate cracking gasification, and the generated impact force can push the repair slurry attached to the surface of the base film to be deposited inside the cracks to obtain glass with the repair slurry;
s50: the glass with the repair paste is heat treated.
The morphology information of the crack may include related size information such as depth, width, length, etc. of the crack.
The method for repairing the glass comprises the steps of firstly scanning the glass to be repaired to obtain position information and appearance information of cracks; irradiating the position of the carrier plate corresponding to the crack by using the laser beam with the specific waveband according to the position information of the crack, wherein the base film on the carrier plate absorbs the energy of the laser beam with the specific waveband, the repair slurry cannot absorb the energy of the laser beam, the base film is decomposed after absorbing the energy of the laser beam and generates a volatile product, and the repair slurry attached to the surface of the base film is pushed to be deposited into the crack so as to fill the crack; and forming chemical bonds between the repair slurry and the glass through a heat treatment mode to stably combine the repair slurry and the glass into a whole, thereby realizing the repair of the glass.
According to the method for repairing the glass, disclosed by the embodiment of the invention, the crack position and the size information of the glass are determined at first, then filling repair is carried out according to the position and the size information of the crack, and compared with the method that SiO2 is coated and deposited on the surface of the glass in the related technology, local repair cannot be carried out, and the repair effect of regulating and controlling a crack area and a non-crack area is achieved, the method can be used for realizing targeted repair on the local part (the area with the crack) of the glass without influencing the non-crack part, so that the condition that the repaired glass is uneven can be avoided. In addition, by carrying out heat treatment on the glass with the repair paste, chemical bonds can be formed between the repair paste and the glass to stably combine the repair paste and the glass into a whole, so that stress concentration under the action of an external load is avoided, and the overall performance of the glass is ensured.
Alternatively, a camera may be used to take a picture of the whole or part of the glass to be repaired, and the picture is analyzed and calculated to obtain the position information of the crack on the glass to be repaired. And secondly, acquiring the appearance information of the crack by using a laser scanning confocal microscope according to the calculated position information.
According to the method for repairing the glass, the cracks are scanned by the laser scanning confocal microscope, the shape information of the cracks can be rapidly and accurately obtained, and the reliability of the method for repairing the glass is greatly improved.
Alternatively, the base film may be made of a photodegradable polymer. For example, a photodegradable polymer such as polytriazole, etc., a coating method may be used to attach the photodegradable polymer material to one side of the carrier.
According to the glass repairing method disclosed by the embodiment of the invention, the base film made of the photodegradable polymer is arranged between the carrier plate and the slurry, and the photodegradable polymer material can absorb the energy of the laser beam and decompose to generate volatile products after being irradiated by the laser beam with a specific waveband, so that a driving force can be provided for the transfer of the repairing slurry, and the repairing slurry can be accurately and smoothly transferred to cracks, so that the effectiveness of the glass repairing method disclosed by the embodiment of the invention is improved.
Optionally, the base film has a thickness of 50nm to 400 nm.
Alternatively, the repair slurry may use one or more of ethanol, benzyl alcohol, butanone, and cyclohexanone as a solvent, and one or more of silane coupling agents, polyurethanes, and acrylates as a solute, and the repair slurry is obtained by mixing the above solute and solvent in a predetermined ratio.
According to the glass repairing method disclosed by the embodiment of the invention, one or more of ethanol, benzyl alcohol, butanone and cyclohexanone are used as a solvent, one or more of silane coupling agent, polyurethane and acrylate are used as a solute, and then the solute and the solvent are mixed according to a preset proportion to obtain the repairing slurry, so that the repairing slurry can be better combined with the glass to be repaired, and further the crack of the glass can be better repaired, and thus the repairing effect of the glass repairing method disclosed by the embodiment of the invention is greatly improved.
Alternatively, the repair paste may be applied by coating to the outer side of the base film, i.e. the side facing away from the carrier plate.
According to the glass repairing method provided by the embodiment of the invention, the repairing slurry is attached to the outer side of the base film in a coating mode, so that the repairing slurry forms a slurry layer on the outer side of the base film, the repairing slurry can be prevented from falling off from the carrier plate in the carrier plate transferring process, and the reliability of the glass repairing method provided by the embodiment of the invention is greatly improved. The slurry layer can be classified into a wet film and a dry film according to the solvent content. When the wet film is transferred, the repair slurry is transferred in a form of liquid drops and fills the crack area, and when the slurry layer is a dry film, the glass can be heated after the transfer, so that the repair material is melted and permeates and fills the crack area, and the transfer purpose is realized.
Optionally, the concentration of the repair slurry is 40 wt% to 90 wt%, and the thickness of the slurry layer is 10 μm to 150 μm. The concentration of the repair slurry can be determined by the selected repair material, and the thickness of the slurry layer can be determined by the requirement. The flexibility of the glass repairing method provided by the embodiment of the invention is greatly improved.
Optionally, the carrier plate is made of glass or sapphire material to ensure sufficient light transmission. The laser beam with specific wavelength can smoothly pass through the carrier plate, so that the repairing effect of the glass repairing method provided by the embodiment of the invention is greatly improved.
Optionally, the carrier plate and the glass to be repaired may be fixed by vacuum adsorption, for example, a vacuum chuck is used to fix the carrier plate and the glass to be repaired, so that the carrier plate and the glass are arranged at a preset distance interval. As shown in fig. 2, the carrier plate and the glass to be repaired may be arranged at intervals from top to bottom.
According to the glass repairing method provided by the embodiment of the invention, the carrier plate and the glass to be repaired are arranged at intervals from top to bottom, so that the repairing slurry can be accurately and quickly transferred to cracks of the glass to be repaired, and the repairing effect of the glass repairing method provided by the embodiment of the invention is greatly improved.
Optionally, the distance between the carrier plate and the glass is 0.1mm-5 mm. In addition, the distance between the carrier plate and the glass can be accurately controlled by adopting a laser coaxial displacement meter. According to the glass repairing method disclosed by the embodiment of the invention, the distance between the carrier plate and the glass is controlled by adopting the laser coaxial displacement meter, so that the distance between the carrier plate and the glass is more accurate, and the reliability of the glass repairing method disclosed by the embodiment of the invention is greatly improved.
According to the glass repairing method provided by the embodiment of the invention, the distance between the carrier plate and the glass is set to be 0.1-5 mm, so that the repairing slurry can be accurately and quickly transferred to the cracks of the glass to be repaired, and the repairing effect of the glass repairing method provided by the embodiment of the invention is greatly improved.
Optionally, the wavelength of the laser beam is 355nm, the pulse width of the laser beam is 100fs-100ps, the spot diameter of the laser beam is 3 μm-200 μm, and the pulse energy of the laser beam is 10 μ J-500 μ J. The laser beam can be emitted by a short pulse laser, and a picosecond laser and a femtosecond laser can be selected according to actual needs. Compared with the common long pulse laser, the laser has the characteristics of short optical pulse width, high peak power, small heat influence effect in the processing process and high processing precision. The laser comprises a convex lens, and laser beams can be focused through the convex lens.
Meanwhile, the parameters related to the pulse width, the spot diameter and the pulse energy of the laser beam can be determined according to the morphology information of the crack acquired in the step S10 and the thickness of the slurry layer in the step S20, so that the laser beam can accurately deposit a certain amount of repair slurry into the crack. According to the glass repairing method provided by the embodiment of the invention, the parameters of the laser beam are determined according to the shape information of the formed crack and the thickness of the slurry layer, so that the repairing slurry can be accurately transferred to the crack, and the problem of excessive or insufficient repairing slurry is avoided, thereby greatly improving the repairing effect of the glass repairing method provided by the embodiment of the invention.
Optionally, the heating temperature is 80-150 ℃, and the heating time is 10-60 min. Silane generated after the silane coupling agent in the repair slurry is hydrolyzed can form a-Si-O-Si-structure with glass in a crack as shown in figure 3, and the bonding effect between polyurethanes can be further improved. According to the glass repairing method provided by the embodiment of the invention, the glass with the repairing paste is subjected to heat treatment, so that the repairing paste and the glass can be better combined into a whole, and the repairing effect of the glass repairing method provided by the embodiment of the invention is greatly improved.
The method for repairing glass according to the first embodiment of the present invention will be described in detail with reference to fig. 1 and 2. The glass repairing method provided by the embodiment of the invention comprises the following steps:
the method comprises the steps of taking pictures of the whole or part of glass to be repaired by a camera, and calculating to obtain position information of cracks on the glass to be repaired;
acquiring information of the crack by using a laser scanning confocal microscope according to the position information;
attaching a layer of polytriazole alkene film with the thickness of 300nm to the surface of the carrier plate;
coating a sizing agent layer with the thickness of 40 mu m on the outer side of the polytriazole alkene film, wherein the repair sizing agent of the sizing agent layer comprises ethanol, benzyl alcohol, water and a silane coupling agent, and the concentration of the repair sizing agent is 70 wt%;
the side, attached with the slurry layer, of the carrier plate faces the glass to be repaired, and the distance between the carrier plate and the glass to be repaired is adjusted to be 0.2mm after the carrier plate and the glass to be repaired are fixed;
setting parameters of a laser, wherein the pulse width is 100ps, the diameter of a light spot is 10 mu m, and the pulse energy is 100 mu J;
starting a laser, irradiating a region corresponding to the crack on the carrier plate by laser, cracking and gasifying the polytriazole alkene film in the region after the polytriazole alkene film in the region rapidly absorbs laser energy, and pushing the repair slurry attached to the surface of the polytriazole alkene film to be deposited in the microcrack region of the glass by the generated impulsive force to obtain the glass with the repair slurry;
and heating the glass with the repair slurry at the temperature of 140 ℃ for 30min to further improve the repair effect.
The method for repairing glass according to the second embodiment of the present invention will be described in detail with reference to fig. 1 and 2. The method for repairing glass comprises the following steps
The method comprises the steps of taking pictures of the whole or part of glass to be repaired by a camera, and calculating to obtain position information of cracks on the glass to be repaired;
acquiring the depth and morphology information of the crack region by using a laser scanning confocal microscope according to the position information;
attaching a layer of polytriazole alkene film with the thickness of 400nm to the upper surface of the carrier plate;
coating a slurry layer with the thickness of 40 mu m on the outer side of the polytriazole alkene film, wherein the repair slurry of the slurry layer comprises butanone, cyclohexanone, water and a silane coupling agent, and the concentration of the repair slurry is 70 wt%;
the layer of the carrier plate attached with the repair slurry faces towards the ultrathin glass, and the distance between the carrier plate and the glass is adjusted to be 0.15 mm;
setting parameters of a laser, specifically, the pulse width is 200ps, the diameter of a light spot is 10 μm, and the pulse energy is 200 μ J;
starting a laser, irradiating a region corresponding to the crack on the carrier plate by laser, cracking and gasifying the polytriazole alkene film in the region after the polytriazole alkene film in the region rapidly absorbs laser energy, and pushing the repair slurry attached to the surface of the polytriazole alkene film to deposit on the microcrack region of the glass under the pushing of the generated impulsive force to obtain the glass with the repair slurry;
and heating the glass with the repair slurry at the temperature of 140 ℃ for 30min to further improve the repair effect.
The method for repairing glass according to the third embodiment of the present invention will be described in detail with reference to fig. 1 and 2. The method for repairing glass comprises the following steps
The method comprises the steps of taking pictures of the whole or part of glass to be repaired by a camera, and calculating to obtain position information of cracks on the glass to be repaired;
acquiring the depth and shape information of the crack region by using a laser scanning confocal microscope according to the position information;
attaching a layer of polytriazole alkene film with the thickness of 200nm to the upper surface of the carrier plate;
coating a sizing agent layer with the thickness of 40 mu m on the outer side of the polytriazole alkene film, wherein the repair sizing agent of the sizing agent layer comprises butanone, water, silane coupling agent and polyurethane, and the concentration of the repair sizing agent is 70 wt%;
after coating, placing the support plate on a heating table, heating at 70 ℃ for 5min, and drying the solvent of the slurry layer;
the layer of the carrier plate attached with the repair slurry faces towards the ultrathin glass, and the distance between the carrier plate and the glass is adjusted to be 0.15 mm;
setting parameters of a laser, specifically, the pulse width is 300fs, the diameter of a light spot is 20 μm, and the pulse energy is 20 μ J;
starting a laser, irradiating a region corresponding to the crack on the carrier plate by laser, cracking and gasifying the polytriazole alkene film in the region after the polytriazole alkene film in the region rapidly absorbs laser energy, and pushing the repair slurry attached to the surface of the polytriazole alkene film to deposit on the microcrack region of the glass under the pushing of the generated impulsive force to obtain the glass with the repair slurry;
heating the glass with the repair slurry at 100 ℃ for 30min to melt and permeate the repair material; and then the temperature is increased to 140 ℃ for heating for 30min, so as to further improve the repairing effect.
The method for repairing glass according to the fourth embodiment of the present invention will be described in detail with reference to fig. 1 and 2. The method for repairing glass provided by the embodiment of the invention comprises the following steps
The method comprises the steps of taking pictures of the whole or part of glass to be repaired by a camera, and calculating to obtain position information of cracks on the glass to be repaired;
acquiring the depth and morphology information of the crack region by using a laser scanning confocal microscope according to the position information;
attaching a layer of polytriazole alkene film with the thickness of 100nm to the upper surface of the carrier plate;
coating a sizing agent layer with the thickness of 40 mu m on the outer side of the polytriazole alkene film, wherein the repair sizing agent of the sizing agent layer comprises ethanol, water, a silane coupling agent and acrylic ester, and the concentration of the repair sizing agent is 70 wt%;
after coating, placing the carrier plate on a heating table, heating at 70 ℃ for 5min, and drying the slurry layer solvent;
the layer of the carrier plate attached with the repair slurry faces towards the ultrathin glass, and the distance between the carrier plate and the glass is adjusted to be 0.10 mm;
setting parameters of a laser, specifically setting the pulse width to be 600fs, the diameter of a light spot to be 20 mu m and the pulse energy to be 40 mu J;
starting a laser, irradiating a region corresponding to the crack on the carrier plate by laser, cracking and gasifying the polytriazole alkene film in the region after the polytriazole alkene film in the region rapidly absorbs laser energy, and pushing the repair slurry attached to the surface of the polytriazole alkene film to deposit on the microcrack region of the glass under the pushing of the generated impulsive force to obtain the glass with the repair slurry;
heating the glass with the repair slurry at 100 ℃ for 30min to melt and permeate the repair material; and then the temperature is increased to 140 ℃ for heating for 30min, so as to further improve the repairing effect.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. The method for repairing glass is characterized by comprising the following steps:
s10: scanning glass to be repaired to obtain position information and appearance information of the crack on the glass to be repaired;
s20: coating repair slurry with a preset thickness on one side, provided with a base film, of the carrier plate to form a slurry layer on the base film;
s30: placing the support plate and the glass to be repaired at intervals of a preset distance, and enabling the slurry layer to face the glass to be repaired;
s40: irradiating the base film corresponding to the crack on the carrier plate by using a laser beam on the other side of the carrier plate, wherein the base film can rapidly absorb laser energy and generate cracking gasification, and the generated impact force can push the repair slurry attached to the surface of the base film to be deposited inside the crack to fill the crack, so that glass with the repair slurry is obtained;
s50: and carrying out heat treatment on the glass with the repair paste.
2. The method for repairing glass according to claim 1, wherein in the step S20, the repair paste comprises a solvent and a repair material dissolved in the solvent, wherein the solvent comprises water and one or more of ethanol, benzyl alcohol, butanone and cyclohexanone, and the repair material comprises one or more of silane coupling agents, polyurethanes and acrylates.
3. The method for repairing glass according to claim 2, wherein the concentration of the repair material is 40 wt% to 90 wt%; and/or
The thickness of the slurry layer is 10-150 μm.
4. The method for repairing glass according to claim 1, wherein the base film is a photodegradable polymer material.
5. The method for repairing glass according to claim 1, wherein the thickness of the base film is 50nm to 400 nm.
6. The method for repairing glass according to claim 1, wherein in the step S30, the predetermined distance is 0.1mm to 5 mm.
7. The method for repairing glass according to claim 1, wherein in step S50, the heating temperature is 80 ℃ to 150 ℃, and the heating time is 10min to 60 min.
8. The method for repairing glass according to claim 1, wherein in step S10, first, a camera is used to take a picture of the glass in whole or in part to obtain the position information of the crack on the glass to be repaired;
secondly, scanning the crack by using a laser scanning confocal microscope to obtain the size information of the crack.
9. The method for repairing glass according to claim 1, wherein in the step S40, the pulse width of the laser beam is 100fs to 100ps, the spot diameter of the laser beam is 3 μm to 200 μm, and the pulse energy of the laser beam is 10 μ J to 500 μ J.
10. The method for repairing glass according to claim 1, wherein the carrier plate is a glass plate or a sapphire plate.
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|---|---|---|---|
| CN202210884821.0A CN115124261A (en) | 2022-07-25 | 2022-07-25 | Glass repairing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210884821.0A CN115124261A (en) | 2022-07-25 | 2022-07-25 | Glass repairing method |
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