CN109160718A - A kind of preparation method of bend glass - Google Patents
A kind of preparation method of bend glass Download PDFInfo
- Publication number
- CN109160718A CN109160718A CN201811328370.2A CN201811328370A CN109160718A CN 109160718 A CN109160718 A CN 109160718A CN 201811328370 A CN201811328370 A CN 201811328370A CN 109160718 A CN109160718 A CN 109160718A
- Authority
- CN
- China
- Prior art keywords
- protective layer
- glass body
- glass
- preparation
- hot bending
- 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.)
- Granted
Links
- 239000011521 glass Substances 0.000 title claims abstract description 165
- 238000002360 preparation method Methods 0.000 title claims abstract description 33
- 239000011241 protective layer Substances 0.000 claims abstract description 88
- 238000013003 hot bending Methods 0.000 claims abstract description 51
- 238000000034 method Methods 0.000 claims abstract description 27
- 230000007547 defect Effects 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 15
- 239000010410 layer Substances 0.000 claims description 51
- 238000000926 separation method Methods 0.000 claims description 40
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 12
- 239000003595 mist Substances 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 9
- 239000000377 silicon dioxide Substances 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000003518 caustics Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000227 grinding Methods 0.000 description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 230000009514 concussion Effects 0.000 description 3
- 239000005400 gorilla glass Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
- C03B23/0302—Re-forming glass sheets by bending by press-bending between shaping moulds between opposing full-face shaping moulds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Surface Treatment Of Glass (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The invention belongs to bend glass preparation technical fields, and in particular to a kind of preparation method of bend glass.When in order to solve to carry out bend glass preparation using hot bending process, cause preparation efficiency low and ropy problem due to glass body occurs in preparation process defect, the invention discloses a kind of preparation methods of bend glass.The preparation method is the following steps are included: protective layer is arranged in step S1, external in glass body;Step S2 carries out the hot bending processing of glass body;Step S3 carries out the removing of protective layer, obtains final bend glass.The processing preparation that bend glass is carried out using method of the invention, not only can be improved the efficiency to bend glass preparation, but also can promote the final quality for obtaining bend glass.
Description
Technical field
The invention belongs to bend glass preparation technical fields, and in particular to a kind of preparation method of bend glass.
Background technique
Existing bend glass is by flat glass through mold or board equipment, will be at after mold or tool sharpening
Product make the glass plate with crooked radian.Wherein, carrying out glass bending processing by mold is to prepare bend glass at present most
Common technology mode.
It is found during carrying out the actual processing of bend glass using glass bending technique, when due to glass body molding
It is influenced by mismachining tolerance existing for high temperature and pressure effect and die surface etc., easily causes defect to ask on the surface of glass body
Topic, such as there is the problems such as point, impression, scratch, it then needs to carry out defect processing by subsequent technique for grinding at this time, to guarantee
The final quality for obtaining bend glass.However, handling by technique for grinding the glass after bending, not only increase entire system
The workload of standby process, leads to the reduction of bend glass processing efficiency, and is found during the preparation process as mould structure is multiple
The promotion and the abrasion after mold long-time use of miscellaneous degree can all lead to the increase of defect, or even 0.05~0.1mm occur
The defect of depth, how to also continue at this time by subsequent technique for grinding handle defect, then very likely influence bend glass at
The requirement of product size, influences the quality of bend glass.Meanwhile although the bending complexity of bend glass improves, polish defect
The requirement of equipment is also higher and higher, to increase the cost of defect grinding process.
Summary of the invention
In order to solve using hot bending process carry out bend glass preparation when, due in preparation process glass body occur lack
It falls into and causes preparation efficiency low and ropy problem, the invention proposes a kind of preparation methods of bend glass.The preparation side
Method the following steps are included:
Protective layer is arranged in step S1, external in glass body;Material similar in hot bending performance and glass body is chosen to make
For protective layer, protective layer is developed to the surface for being laid in glass body, wherein the thickness of protective layer is produced not less than during hot bending
The thickness of raw defect;
Step S2 carries out the hot bending processing of glass body;The glass body for being equipped with protective layer is put into mold and carries out heat
Curved processing makes protective layer synchronize hot bending working process with glass body;
Step S3 carries out the removing of protective layer;After the hot bending working process for completing glass body, by the glass of hot bending shape
Ontology takes out, and is purged to the protective layer on surface, obtains final bend glass.
Preferably, in the step S1, sheet thickness is under the premise of meeting barrier depth of defect, the thickness of selection
More Bao Yuehao.
Preferably, in the step S1, it selects with the glass plate of glass body same material as protective layer.
Preferably, in the step S1, the setting of protective layer, Huo Zhe are carried out simultaneously in the tow sides of glass body
The single side of glass body carries out the setting of protective layer.
Preferably, in the step S3, the broken removal of protective layer glass plate is carried out using water attack mode;First to heat
Glass body of the curved rear surface with matcoveredn carries out whole heating, then sprays water mist to protective layer, makes under high temperature
Protective layer meets water generation rupture and falls off, and completes the removing to protective layer.
It preferably, in the step S1, further include the setting of separation layer;Firstly, glass body surface carry out every
Then protective layer is arranged on the surface of separation layer in the setting of absciss layer;The separation layer is selected not viscous simultaneously with glass under hot environment
And it is soluble in the coating of weak acid or weak base.
It is further preferred that the separation layer be 1%~4% by mass percent graphite, mass percent 25%
The aluminium oxide that~35% silica and mass percent is 61%~74% forms, and is mixed by silica solution;Its
In, the mass ratio of silica solution and aluminium oxide is 1:2.
It is first that glass body surface clean is clean and be preheated to 40 DEG C it is further preferred that in the step S1,
Isolation coating is then uniformly applied to the surface of glass body, glass body is then again heated to 180 DEG C, makes coating
Layer solidification and natural cooling, to obtain separation layer.
It is further preferred that the separation layer with a thickness of 4~6 μm.
Preferably, this method further includes step S4, carries out the cleaning removal of separation layer;It, will after the removing for completing protective layer
Glass body with separation layer is put into the removing that separation layer is carried out in weak acid solution or weak caustic solution, to obtain final song
Surface glass.
When carrying out bend glass preparation using method of the invention, have the advantages that
1, in the present invention, by the way that there is certain thickness at one layer of the setting of the surface of glass body and have with glass body
There is the glass plate of similar hot bending performance as protective layer.Have between protective layer and glass body in this way, not only can use
Close hot bending performance avoids protective layer to the hot bending resistance of glass body, guarantees the precision processed to glass body hot bending, and
The defect generated during hot bending and glass can be effectively obstructed by with certain thickness protective layer during hot bending
Contact between ontology improves the quality processed to glass body hot bending to avoid contact of the defect with glass body.
2, in the present invention, close by, as protective layer, can not only guarantee to have with glass body by glass plate
Hot bending performance, realize synchronous hot bending deformation, guarantee the effect that bends of glass body, and complete the hot bending processing of glass body
Protective layer can be quickly removed using concussion fracture caused by water mist and high temperature finishes afterwards, improves the elimination efficiency to protective layer
And quality, while can satisfy the more complicated protective layer removing processing of bending degree, guarantee the quality of final bend glass.
3, in the present invention, not viscous simultaneously with glass by being arranged under one layer of hot environment between glass body and protective layer
And it is soluble in the separation layer of weak acid or weak base, so as to avoid directly contacting between glass body and protective layer.In this way, not only
It can guarantee to be used as using glass plate and protect to avoid the hot sticky problem that may occur between glass body and protective layer under hot environment
Sheath carries out the reliability of glass body hot bending protection, and can quickly remove separation layer by weak acid or weak base, to protect
The quality for the bend glass that card is obtained eventually by hot bending processing.
Detailed description of the invention
Fig. 1 is the flow diagram that bend glass preparation is carried out using method of the invention;
Fig. 2 is the relation schematic diagram in the present invention between glass body, separation layer and protective layer three.
Specific embodiment
It describes in detail with reference to the accompanying drawings and examples to technical solution of the present invention
Referring to figs. 1 and 2, Corning Incorporated is chosen with a thickness of 3 glass of Gorilla Glass of 0.6mm as glass
Ontology describes to bend glass preparation method of the invention in detail, specific steps are as follows:
Protective layer is arranged in step S1, external in glass body.Selection hot bending performance is close with glass body 1 and has
The plate is developed the surface for being laid in glass body 1 as protective layer 2 by certain thickness plate.
Preferably, in the present embodiment, according to selected mold and in advance to the statistical analysis of hot bending depth of defect,
Select Corning Incorporated with a thickness of 3 glass of Gorilla Glass of 0.2mm as protective layer.At this point, by by protective layer and glass
Glass ontology is set as same material, so that protective layer is had hot bending performance identical with glass body, thus in subsequent hot bending mistake
Guarantee in journey protective layer and glass body synchronize bend deformation, the resistance that reduction protective layer deforms glass body hot bending mentions
Hot bending treatment effect and quality of the height to glass body.
In different embodiments, the difference and processing cost that depth of defect is caused according to the difference for selecting mold, can
To select the glass plate of optimum thickness as protective layer.Wherein, meeting the feelings that contact with glass body of protective layer barrier defect
Under condition, hot bending can be reduced to greatest extent so in the process by protecting using the lesser glass plate of preferred thickness as protective layer
What sheath generated bends resistance, improves the precision that bends to glass body, guarantees the precision and matter of the bend glass finally obtained
Amount.
Equally, in other embodiments, other materials can also be chosen according to the requirement of processing cost, precision and quality
Glass plate or ceramic wafer as protective layer, thus meet with glass body have close hot bending performance in the case where, complete
The barrier action of defect is generated to hot bending process, realizes the protection to glass body.
Step S2 carries out the hot bending processing of glass body.1 entirety of glass body for being equipped with protective layer 2 is put into mold,
Hot bending processing is carried out by mold, protective layer 2 is made to synchronize hot bending working process with glass body 1.
Step S3 removes protective layer.After the hot bending working process for completing glass body 1, by hot bending rear surface with protection
The glass body 1 of layer 2 carries out whole heating, to be heated to water mist is sprayed to the surface of protective layer 2 after certain temperature, makes protective layer
2 glass plate meets water and concussion fracture occurs, thus fallen off by the surface of glass body 1, the bend glass after obtaining hot bending.
Preferably, in the present embodiment, when for 3 glass of Gorilla Glass of 0.2mm as protective layer, first will
Glass body and protective layer are heated to 200 DEG C, and 20 DEG C of water mist spray is then made the guarantor under the condition of high temperature in protective layer
Sheath meets water and concussion fracture occurs, so that the protective layer on glass body surface quickly be removed.Wherein, water mist spray is being carried out
When, water mist spray can be carried out using desultory pause mode, so that the fountain height of water mist is controlled, control protective layer rupture
Situation.In addition, can be adjusted to heating temperature and water mist temperature, according to the difference of protective layer thickness and material to protect
Demonstrate,prove the accurate quick clear operation to protective layer.Equally, in other embodiments, protective layer can also be carried out using other modes
Removing, for example, by using conventional mechanical grinding mode.
In addition, as shown in connection with fig. 2, in the present embodiment, it is equipped with protective layer 2 simultaneously on two surfaces of glass body 1, from
And realize the protection on two surfaces positive and negative to glass body, guarantee the final quality for obtaining bend glass.Equally, in other implementations
In example, according to product requirement, selectively only can also carry out the setting of protective layer in glass body single side, reduce manufacture at
This.
It referring to figs. 1 and 2, further include between glass body 1 and protective layer 2 in the step S1 of the present embodiment
The setting of separation layer 3 is carried out, i.e., one layer of separation layer is set on the surface of glass body first, protective layer is then developed into setting and is existed
On separation layer, directly contacting between isolated protective layer and glass body.Wherein, separation layer 3 select hot environment under with glass
Coating that is not viscous and being soluble in weak acid or weak base.
In the present invention, in order to make protective layer 2 have with hot bending performance similar in glass body 1, guarantee glass body 1
Effect and quality are bent, to have chosen with the extremely approximate glass plate of 1 material of glass body as protective layer 2, therefore in heat
The hot sticky problem between protective layer 2 and glass body 1 easily occurs in curved process.At this point, by setting separation layer and
It is effectively isolated using separation layer to what is directly contacted between glass body and protective layer, so as to avoid protective layer and glass body
Between hot sticky problem, ensure that final glass body hot bending treated final product quality and effect.
In the present embodiment, separation layer 2 is 1%~4% by mass percent powdered graphite, mass percent 25%
The alumina powder that~35% SiO 2 powder and mass percent is 61%~74% forms, and is mixed by silica solution
Conjunction stirs and modulates, and wherein the mass ratio of silica solution and alumina powder is 1:2.Firstly, glass body is cleaned up, go
Except the grease and impurity on surface, and it is preheated to 40 DEG C;Then, the isolation coating modulated is uniformly applied to glass body
Surface, forming a layer thickness is 4~6 μm of dope layer;Then, glass body is again heated to 180 DEG C, consolidates dope layer
Change simultaneously natural cooling, to obtain separation layer.
It equally,, can according to the difference of the difference and hot bending temperature of glass body and protective layer material in embodiment
Be adjusted with the ingredient to separation layer, thus meet at a temperature of corresponding hot bending separation layer to glass body and protective layer carry out every
From hot sticky requirement does not occur.For example, being maintained at the glass bending in 600 DEG C in 800 DEG C of maximum temperature of progress, long-time temperature
When processing, so that it may directly select Guangzhou also take in the fresh material Science and Technology Ltd. production GN-205AW high temperature not glue porcelain nanometer
Composite ceramics coating carries out the insulation blocking of glass body and protective layer as separation layer, avoids hot bending from occurring in the process hot sticky
Problem.
Equally, in other embodiments, as the case may be, such as the thickness of glass body, material, the thickness of protective layer
Degree, the time of material and hot bending processing and temperature can also carry out appropriate adjustment to the thickness of separation layer, allow to whole
Reliable, effective insulation blocking is provided to glass body and protective layer in a hot bending treatment process, avoids glass body and protection
Hot sticky problem occurs between layer.
In addition, as shown in connection with fig. 1, this method further includes step S4, the cleaning removal of separation layer is carried out.In step s 4,
After completing the impact removing to protective layer by water mist, the glass body 1 with separation layer 3 is put into weak acid solution or weak base is molten
In liquid, Rapid Cleaning removal is carried out to the separation layer 3 on 1 surface of glass body, to obtain the song that surface is free of separation layer impurity
Surface glass guarantees the quality of final bend glass.
Preferably, in the present embodiment, by concentration be 10% NaOH solution to the protective layer on glass body surface into
Row cleaning treatment obtains final bend glass.Equally, in embodiment, according to the adjustment of ingredient in separation layer and every
The variation of absciss layer thickness can also select other weak acid solutions or weak caustic solution to carry out the cleaning removal of separation layer.
Claims (10)
1. a kind of preparation method of bend glass, which is characterized in that the preparation method the following steps are included:
Protective layer is arranged in step S1, external in glass body;Material similar in hot bending performance and glass body is chosen as guarantor
Protective layer is developed the surface for being laid in glass body by sheath, and wherein the thickness of protective layer is scarce not less than generating during hot bending
Sunken thickness;
Step S2 carries out the hot bending processing of glass body;The glass body for being equipped with protective layer is put into progress hot bending in mold to add
Work makes protective layer synchronize hot bending working process with glass body;
Step S3 carries out the removing of protective layer;After the hot bending working process for completing glass body, by the glass body of hot bending shape
It takes out, the protective layer on surface is purged, final bend glass is obtained.
2. preparation method according to claim 1, which is characterized in that in the step S1, sheet thickness is meeting
Under the premise of obstructing depth of defect, the thickness of selection gets over Bao Yuehao.
3. preparation method according to claim 1, which is characterized in that in the step S1, select and glass body phase
The glass plate of same material is as protective layer.
4. preparation method according to claim 1, which is characterized in that in the step S1, in the positive and negative of glass body
Two sides carries out the setting of protective layer, or the setting of the single side progress protective layer in glass body simultaneously.
5. the preparation method according to claim 4, which is characterized in that in the step S3, carried out using water attack mode
The broken removal of protective layer glass plate;Glass body first to hot bending rear surface with matcoveredn carries out whole heating, then
Water mist spray is carried out to protective layer, so that the protective layer under high temperature is met water generation rupture and falls off, complete the removing to protective layer.
6. preparation method described in any one of -5 according to claim 1, which is characterized in that in the step S1, also wrap
Include the setting of separation layer;Firstly, carrying out the setting of separation layer on the surface of glass body, then, it is arranged on the surface of separation layer
Protective layer;The separation layer is selected not viscous with glass under hot environment and is soluble in the coating of weak acid or weak base.
7. preparation method according to claim 6, which is characterized in that the separation layer is 1%~4% by mass percent
Graphite, mass percent be 25%~35% silica and mass percent be 61%~74% aluminium oxide composition,
And it is mixed by silica solution;Wherein, the mass ratio of silica solution and aluminium oxide is 1:2.
8. preparation method according to claim 7, which is characterized in that in the step S1, first by glass body table
Face cleans up and is preheated to 40 DEG C, isolation coating is then uniformly applied to the surface of glass body, then by glass
Ontology is again heated to 180 DEG C, makes dope layer solidification and natural cooling, to obtain separation layer.
9. preparation method according to claim 7, which is characterized in that the separation layer with a thickness of 4~6 μm.
10. preparation method according to claim 6, which is characterized in that this method further includes step S4, carries out separation layer
Cleaning removal;Complete protective layer removing after, by with separation layer glass body be put into weak acid solution or weak caustic solution into
The removing of row separation layer, to obtain final bend glass.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811328370.2A CN109160718B (en) | 2018-11-09 | 2018-11-09 | Preparation method of curved glass |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811328370.2A CN109160718B (en) | 2018-11-09 | 2018-11-09 | Preparation method of curved glass |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109160718A true CN109160718A (en) | 2019-01-08 |
CN109160718B CN109160718B (en) | 2021-07-06 |
Family
ID=64876867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811328370.2A Expired - Fee Related CN109160718B (en) | 2018-11-09 | 2018-11-09 | Preparation method of curved glass |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109160718B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111003928A (en) * | 2019-11-22 | 2020-04-14 | 苏州市灵通玻璃制品有限公司 | Production process of 3D curved glass panel |
CN114685037A (en) * | 2020-12-30 | 2022-07-01 | 富联裕展科技(深圳)有限公司 | Curved surface forming method and curved surface forming device for substrate |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0317409A1 (en) * | 1987-11-20 | 1989-05-24 | Saint-Gobain Vitrage International | Method and apparatus for the thermal bending of glass |
CN101321443A (en) * | 2008-07-04 | 2008-12-10 | 福州高意通讯有限公司 | Production method of non-conventional glass as outer casing, and its application in electronic product |
CN101520547A (en) * | 2009-04-17 | 2009-09-02 | 东南大学 | Method for manufacturing flexure cylindrical mirror condenser |
CN102531352A (en) * | 2011-12-31 | 2012-07-04 | 刘振中 | Heat-bending tempered one-step-molded condensing lens production process and equipment |
CN102951791A (en) * | 2012-03-21 | 2013-03-06 | 戴长虹 | Convex-surface low-pressure air glass, flat low-pressure air glass and preparation method thereof |
US20140234581A1 (en) * | 2013-02-20 | 2014-08-21 | Corning Incorporated | Method and system for forming shaped glass articles |
CN107879642A (en) * | 2017-11-29 | 2018-04-06 | 中国南玻集团股份有限公司 | Bend glass and preparation method thereof and electronic equipment |
-
2018
- 2018-11-09 CN CN201811328370.2A patent/CN109160718B/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0317409A1 (en) * | 1987-11-20 | 1989-05-24 | Saint-Gobain Vitrage International | Method and apparatus for the thermal bending of glass |
CN101321443A (en) * | 2008-07-04 | 2008-12-10 | 福州高意通讯有限公司 | Production method of non-conventional glass as outer casing, and its application in electronic product |
CN101520547A (en) * | 2009-04-17 | 2009-09-02 | 东南大学 | Method for manufacturing flexure cylindrical mirror condenser |
CN102531352A (en) * | 2011-12-31 | 2012-07-04 | 刘振中 | Heat-bending tempered one-step-molded condensing lens production process and equipment |
CN102951791A (en) * | 2012-03-21 | 2013-03-06 | 戴长虹 | Convex-surface low-pressure air glass, flat low-pressure air glass and preparation method thereof |
US20140234581A1 (en) * | 2013-02-20 | 2014-08-21 | Corning Incorporated | Method and system for forming shaped glass articles |
CN107879642A (en) * | 2017-11-29 | 2018-04-06 | 中国南玻集团股份有限公司 | Bend glass and preparation method thereof and electronic equipment |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111003928A (en) * | 2019-11-22 | 2020-04-14 | 苏州市灵通玻璃制品有限公司 | Production process of 3D curved glass panel |
CN114685037A (en) * | 2020-12-30 | 2022-07-01 | 富联裕展科技(深圳)有限公司 | Curved surface forming method and curved surface forming device for substrate |
Also Published As
Publication number | Publication date |
---|---|
CN109160718B (en) | 2021-07-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107244812B (en) | Secondary-strength toughened glass film and manufacturing method thereof | |
JP5160043B2 (en) | Glass material for mold press and method for producing glass optical element | |
CN109160718A (en) | A kind of preparation method of bend glass | |
US3208839A (en) | Method of shaping a glass article | |
CN111902380B (en) | Textured glass surfaces for reducing electrostatic charging | |
CN110423021B (en) | Method for producing chemically strengthened glass | |
CN101189192A (en) | Process for producing glass bar | |
CN110254063A (en) | A kind of bend glass form tampon-printing process | |
EP1236696B1 (en) | Method for producing frosted glas product | |
CN102513940A (en) | Method for producing glass with low reflectance and high transparency for screen panel | |
CN105092348A (en) | Application method of novel 1-series aluminium alloy (pure aluminium series) erosion solution | |
US10364175B2 (en) | Methods for producing shaped glass articles | |
US9682528B2 (en) | Glass substrate and method of treating same | |
CN103290355A (en) | Cleaning method of part of physical vapor deposition reaction chamber | |
CN103459335A (en) | Method for producing cover glass blank for electronic device and method for producing cover glass for electronic device | |
WO2022088561A1 (en) | Method for fixing quartz product | |
TW201529498A (en) | Method of cutting and chamfering strengthened glass | |
CN108080233A (en) | The production method and cookware of cookware graduation mark | |
KR20120126238A (en) | cutting and polishing method of tempered sheet glass for display window | |
CN109250896B (en) | Processing method and application of glass panel | |
TWI658999B (en) | Method of manufacturing strengthened glass product | |
CN109778098A (en) | A method of avoid difference of thermal expansion coefficients between high melting point metal film and substrate big | |
JP2007217234A (en) | Washing method | |
CN109504135A (en) | For the high-temperature coatings of glass/glass ceramics injection processing and the hot-press molding method of glass/glass ceramics | |
CN112980241A (en) | Ink composition and preparation method of curved glass |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210706 |