CN112540698A - Ultrathin flexible glass and flexible glass bidirectional folding screen - Google Patents
Ultrathin flexible glass and flexible glass bidirectional folding screen Download PDFInfo
- Publication number
- CN112540698A CN112540698A CN202011287489.7A CN202011287489A CN112540698A CN 112540698 A CN112540698 A CN 112540698A CN 202011287489 A CN202011287489 A CN 202011287489A CN 112540698 A CN112540698 A CN 112540698A
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- glass body
- concave part
- folding
- flexible glass
- glass
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- 239000011521 glass Substances 0.000 title claims abstract description 103
- 230000002457 bidirectional effect Effects 0.000 title abstract description 13
- 230000001174 ascending effect Effects 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses ultrathin flexible glass and a flexible glass bidirectional folding screen, which comprise a glass body, wherein a first concave part which is downward is arranged on the upper surface of the glass body, a second concave part which is upward is arranged on the lower surface of the glass body, filling layers are respectively arranged in the first concave part and the second concave part, a folding part is formed between the first concave part and the second concave part on the glass body, and PI film layers are respectively arranged on the upper surface and the lower surface of the glass body. The invention has the beneficial effects that: realize glass body and upwards fold or fold down, and the thickness sum of the double-deck folding portion and the double-deck filling layer after folding is not more than the thickness sum of two-layer glass body, guarantees that folding portion is difficult for appearing the crease, and the filling layer has the effect of protection folding portion simultaneously, for folding portion improvement supports, realizes glass body's two-way free folding, and PI rete, intensity layer, AF rete and buffer layer form the protection of multilayer intensity to glass body simultaneously.
Description
Technical Field
The invention relates to the technical field of electronic display touch screens, in particular to ultrathin flexible glass and a flexible glass bidirectional folding screen.
Background
With the continuous development of the touch screen technology of electronic products, the touch screen of a straight panel cannot meet the current situation, and the product development and application to the folding touch screen are started, the existing folding touch screen usually folds on the basis of a flat panel screen to obtain the folding effect, however, the folding touch screen is prone to having creases when being used for a long time, the viewing effect of the screen is affected, and the existing folding touch screen does not have a multi-layer strength layer to protect the strength of the folding touch screen. Meanwhile, the existing glass folding screen is realized by adopting a rotating shaft, the structure is complex, the manufacturing cost is high, the manufacturing difficulty is high, and the existing folding screen is a one-way folding screen and cannot be folded in two directions.
Disclosure of Invention
The invention aims to provide ultrathin flexible glass and a flexible glass bidirectional folding screen, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an ultra-thin flexible glass, includes the glass body, the upper surface of glass body is provided with decurrent first concave type portion, the lower surface of glass body is equipped with ascending second concave type portion, all be equipped with the filling layer in first concave type portion and the second concave type portion, the position forms folding portion between first concave type portion and the second concave type portion on the glass body, the upper and lower surface of glass body all is equipped with the PI rete.
Preferably, the left side and the right side of the glass body are provided with strength layers.
Preferably, the left side surface and the right side surface of the glass body are provided with buffer layers, and the strength layer is located between the glass body and the buffer layers.
Preferably, the first concave part and the second concave part penetrate through the glass body from front to back, the first concave part and the second concave part are of bilateral symmetry structures, and the symmetry center lines of the first concave part and the second concave part are located on the same vertical line.
Further preferably, the left-right width dimension of each of the first concave portion and the second concave portion is greater than pi times the depth dimension thereof.
Further preferably, the depth dimension of each of the first concave portion and the second concave portion is greater than the height dimension of the filling layer.
More preferably, the height dimension of the folded part is not more than 0.05mm, the thickness of the PI film layer is 0.01-0.02mm, and the thickness dimension of the glass body is 0.33-0.7 mm.
Further preferably, an AF film layer is arranged below the glass body, and the thickness of the AF film layer is 0.01-0.4 mm.
Preferably, the left and right sides of the lower part of the first concave part and the left and right sides of the upper part of the second concave part are both designed to be arc structures.
The application also provides a flexible glass bidirectional folding screen, which comprises the ultrathin flexible glass.
Advantageous effects
According to the ultrathin flexible glass and the flexible glass bidirectional folding screen, the glass body is folded upwards or downwards through the first concave part and the second concave part which are arranged on the upper surface and the lower surface of the glass body, the sum of the thicknesses of the folded double-layer folding part and the double-layer filling layer is not larger than the sum of the thicknesses of the two layers of glass bodies, so that the folding part is not easy to crease, the filling layer has the effect of protecting the folding part, the support is improved for the folding part, the bidirectional free folding of the glass body is realized, and meanwhile, the PI film layer, the strength layer, the AF film layer and the buffer layer form multilayer strength protection for the glass body.
Drawings
Fig. 1 is a schematic structural diagram of an ultra-thin flexible glass and a flexible glass bidirectional folding screen disclosed in an embodiment of the present invention;
FIG. 2 is another schematic structural diagram of the ultra-thin flexible glass and the flexible glass bi-directional folding screen disclosed in the embodiment of the present invention;
fig. 3 is a schematic diagram of a third structure of the ultrathin flexible glass and the flexible glass bidirectional folding screen disclosed in the embodiment of the present invention.
Reference numerals
The glass substrate comprises a glass body 1, a first concave part 2, a second concave part 3, a filling layer 4, a folding part 5, a PI film layer 6, a strength layer 7, an AF film layer 8 and a buffer layer 9.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Examples
As shown in fig. 1-3, an ultra-thin flexible glass, includes glass body 1, the upper surface of glass body 1 is provided with decurrent first concave type portion 2, the lower surface of glass body 1 is provided with ascending second concave type portion 3, all be equipped with filling layer 4 in first concave type portion 2 and the second concave type portion 3, position formation folding portion 5 between first concave type portion 2 and the second concave type portion 3 on the glass body 1, the upper and lower surface of glass body 1 all is equipped with PI rete 6.
In this embodiment, the first concave portion 2 and the second concave portion 3 are arranged to realize bidirectional folding of the glass body, and meanwhile, the first concave portion 2 and the second concave portion 3 are correspondingly arranged to ensure bidirectional folding at the same position. The first concave part 2 and the second concave part 3 can be arranged at the middle position of the glass body 1, and can also be arranged at the non-middle position according to the folding position of the folding screen. The first concave part 2 and the second concave part 3 are made by adopting a laser engraving or chemical corrosion method, the upper surface of the glass body 1 is a bonding surface with a display device, and the PI film layer 6 has excellent high and low temperature resistance, electrical insulation, adhesion, radiation resistance and the like, so that the safety of the glass body 1 can be improved, and the glass body 1 can be protected. Filling layer 4 forms or is made by the combined material of PI and silica gel for liquid material through the solidification, has good high elastic force performance, realizes folding along with the folding of glass body, and resumes soon, the restoring force is strong, plays the effect of fine support, protection to first concave type portion 2 and the concave type portion 3 of second simultaneously, makes it be difficult for appearing the crease when folding.
Preferably, the left side and the right side of the glass body 1 are provided with the strength layers 7, the strength layers are made of silicon-containing compounds, the width dimension of the strength layers is 0.01-0.4mm, and the strength layers have a protection effect on the left side and the right side of the glass body 1.
Preferably, the left and right sides face of glass body 1 all is provided with buffer layer 9, intensity layer 7 is located between glass body 1 and the buffer layer 9, can further protect intensity layer 7 and glass body 1, the buffer layer is by even spraying or evaporation coating in the left and right sides of glass main part 1 after silica gel material or silica gel and PI material mix.
Preferably, first concave type portion 2 and second concave type portion 3 are all run through glass body 1 around, and are bilateral symmetry structure, and its center line of symmetry lies in same vertical line, guarantees that glass body 1 when folding, and its folding face and folding back all can be folded along with folding of glass body 1, and filling layer 4 at this moment all plays the effect of protection to folding 5 from top to bottom, makes glass main part 1 the crease that is difficult for appearing simultaneously.
Preferably, the left and right width dimensions of the first concave part 2 and the second concave part 3 are both greater than pi times of the depth dimension thereof, so that the glass body 1 can be folded by 180 degrees.
Preferably, the depth dimensions of the first concave part 2 and the second concave part 3 are both greater than the height dimension of the filling layer 4, so as to ensure that the sum of the thicknesses of the folded parts 5 of the filling layer 4 is not greater than the thickness of the double-layer glass body 1.
Preferably, the height dimension of the folded part 5 is not more than 0.05mm, the thickness of the PI film layer 6 is 0.01-0.02mm, and the thickness dimension of the glass body 1 is 0.33-0.7 mm.
Preferably, an AF film layer 8 is arranged below the glass body 1, the thickness of the AF film layer 8 is 0.01-0.4mm, the AF film layer 8 further protects the glass body 1 and has the characteristics of oil resistance, water resistance, fingerprint resistance and the like, the AF film layer 8 is arranged on one side, away from the display device, of the glass body 1, the AF film layer 8 is manufactured in an evaporation or spraying mode, the film layer of the AF film layer 8 is guaranteed to be more uniform, the slipping performance is better, and the wear resistance and the aging resistance are better.
Preferably, the left and right sides of the lower part of the first concave part 2 and the left and right sides of the upper part of the second concave part 3 are both designed to be arc structures, so that the glass body 1 can be smoothly folded.
The application also provides a flexible glass bidirectional folding screen, which comprises the ultrathin flexible glass.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the scope of the protection of the present invention.
Claims (10)
1. An ultra-thin flexible glass, includes glass body (1), its characterized in that: the upper surface of glass body (1) is provided with decurrent first concave type portion (2), the lower surface of glass body (1) is equipped with ascending second concave type portion (3), all be equipped with filling layer (4) in first concave type portion (2) and the second concave type portion (3), position formation folding portion (5) between first concave type portion (2) and the second concave type portion (3) on glass body (1), the upper and lower surface of glass body (1) all is equipped with PI rete (6).
2. The ultra-thin flexible glass according to claim 1, wherein: the left side and the right side of the glass body (1) are provided with strength layers (7).
3. The ultra-thin flexible glass according to claim 2, wherein: the glass body (1) is characterized in that buffer layers (9) are arranged on the left side surface and the right side surface of the glass body (1), and the strength layer (7) is located between the glass body (1) and the buffer layers (9).
4. The ultra-thin flexible glass according to claim 1, wherein: the first concave part (2) and the second concave part (3) penetrate through the glass body (1) from front to back, are of bilateral symmetry structures, and are located on the same vertical line along the symmetry center line.
5. The ultra-thin flexible glass according to claim 1, wherein: the left and right width dimensions of the first concave part (2) and the second concave part (3) are both greater than pi times of the depth dimension of the first concave part and the second concave part.
6. The ultra-thin flexible glass according to claim 1, wherein: the depth dimension of the first concave part (2) and the depth dimension of the second concave part (3) are both larger than the height dimension of the filling layer (4).
7. The ultra-thin flexible glass according to claim 1, wherein: the height dimension of the folding part (5) is not more than 0.05mm, the thickness of the PI film layer (6) is 0.01-0.02mm, and the thickness dimension of the glass body (1) is 0.33-0.7 mm.
8. The ultra-thin flexible glass according to claim 1, wherein: an AF film layer (8) is arranged below the glass body (1), and the thickness of the AF film layer (8) is 0.01-0.4 mm.
9. The ultra-thin flexible glass according to claim 1, wherein: the left and right sides of the lower part of the first concave part (2) and the left and right sides of the upper part of the second concave part (3) are both designed to be arc structures.
10. A flexible glass bi-directional folding screen, characterized in that it comprises the ultra-thin flexible glass according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011287489.7A CN112540698A (en) | 2020-11-17 | 2020-11-17 | Ultrathin flexible glass and flexible glass bidirectional folding screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011287489.7A CN112540698A (en) | 2020-11-17 | 2020-11-17 | Ultrathin flexible glass and flexible glass bidirectional folding screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112540698A true CN112540698A (en) | 2021-03-23 |
Family
ID=75014159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011287489.7A Pending CN112540698A (en) | 2020-11-17 | 2020-11-17 | Ultrathin flexible glass and flexible glass bidirectional folding screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112540698A (en) |
-
2020
- 2020-11-17 CN CN202011287489.7A patent/CN112540698A/en active Pending
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Application publication date: 20210323 |