CN112571912A - Hard-to-hard laminating method and electronic screen - Google Patents
Hard-to-hard laminating method and electronic screen Download PDFInfo
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- CN112571912A CN112571912A CN202011537637.6A CN202011537637A CN112571912A CN 112571912 A CN112571912 A CN 112571912A CN 202011537637 A CN202011537637 A CN 202011537637A CN 112571912 A CN112571912 A CN 112571912A
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- hard
- laminating
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- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000010030 laminating Methods 0.000 title claims abstract description 35
- 238000010438 heat treatment Methods 0.000 claims abstract description 50
- 230000003287 optical effect Effects 0.000 claims abstract description 28
- 239000011521 glass Substances 0.000 claims abstract description 27
- 230000006698 induction Effects 0.000 claims abstract description 15
- 239000000853 adhesive Substances 0.000 claims abstract description 13
- 230000001070 adhesive effect Effects 0.000 claims abstract description 13
- 239000012943 hotmelt Substances 0.000 claims abstract description 13
- 239000004973 liquid crystal related substance Substances 0.000 claims description 12
- 239000004568 cement Substances 0.000 abstract description 14
- 238000003475 lamination Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000009849 vacuum degassing Methods 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/0007—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality
- B32B37/003—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding involving treatment or provisions in order to avoid deformation or air inclusion, e.g. to improve surface quality to avoid air inclusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
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- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention relates to the technical field of optical cement laminating, in particular to a hard-to-hard laminating method and an electronic screen, wherein the method comprises the following steps: providing a glass cover plate or a touch screen, and preliminarily attaching the glass cover plate or the touch screen to hot-melt optical adhesive in a soft-to-hard manner; aligning and pre-bonding the preliminarily bonded glass cover plate or touch screen with the induction sheet or display screen; vacuumizing the pre-laminated electronic screen, breaking the vacuum, heating the broken electronic screen to a first heating temperature, pressurizing to a preset air pressure, heating to a second heating temperature, and performing air pressure laminating and defoaming treatment; and pressure relief is carried out to complete the lamination. The laminating method adopts positive air pressure to apply pressure and defoam the pre-laminated electronic screen, replaces a mode of applying external force and heating to the electronic screen through a lower operation platform and an upper operation platform of vacuum laminating equipment, solves the laminating problem caused by the unevenness of an equipment platform and the uneven local temperature, can be finished by one piece of equipment, saves the equipment cost and reduces the waste of resources.
Description
Technical Field
The invention relates to the technical field of optical cement laminating, in particular to a hard-to-hard laminating method and an electronic screen.
Background
Each part of electronic screen is together fixed through the mode of laminating, and the laminating mode trade of traditional rigid substrate + optical cement + rigid substrate is generally called full laminating, for example, laminating of glass apron and response piece in the touch-sensitive screen, laminating of glass apron and display screen or laminating of touch-sensitive screen and display screen in the display screen, the mode that the aforesaid was realized the laminating does: applying pressure and heating to the hard substrate to be attached through a platform of the equipment to realize attachment.
The inventor discovers that in the process of implementing the invention: the process of the pressure and the transmission applied to the base material to be attached through the upper platform and the lower platform of the equipment, the local unevenness of the flatness of the upper operation platform and the local temperature of the platform can be caused due to the reasons of manufacturing precision, aging and the like of the upper operation platform and the lower operation platform of the equipment, the stress of the product is uneven, the quality of the product is caused, if the liquid crystal display screen or the liquid crystal display module can generate the Mura phenomenon and the bubble phenomenon in the hard attaching process, and therefore the traditional hard attaching method needs to be improved.
Disclosure of Invention
In order to solve the technical problems, the embodiment of the invention provides a hard-to-hard laminating method and an electronic screen, so as to solve the technical problem of uneven lamination caused by uneven equipment platform and uneven local temperature of the platform in the traditional full laminating method.
The first aspect of the embodiment of the invention provides a method for attaching an electronic screen to a hard screen, which comprises the following steps: providing a Glass Cover plate or a Touch screen, and preliminarily laminating the Glass Cover plate (Cover Glass) or the Touch screen (Touch Panel) and hot-melt optical adhesive (such as SCA optical adhesive) in a soft-to-hard way; aligning and pre-attaching a preliminarily attached glass cover plate and an induction sheet (sensor) or a display screen (including a liquid crystal display (open cell)) to obtain a preliminarily pre-attached electronic screen, or aligning and pre-attaching the preliminarily attached touch screen and the induction sheet to obtain a pre-attached electronic screen, vacuumizing the pre-attached electronic screen in a negative pressure environment, breaking the vacuum of the vacuumized electronic screen after the required time is reached, heating the broken electronic screen to a first heating temperature, pressurizing the electronic screen to a preset air pressure after the set time is reached, heating to a second heating temperature, attaching the air pressure and defoaming the electronic screen after defoaming is decompressed, and finishing the fitting.
Optionally, the display screen comprises: liquid crystal display (open cell) and liquid crystal display module (LCM, i.e. liquid crystal display plus backlight).
Optionally, the hot-melt optical adhesive is a hot-melt optical adhesive such as SCA optical adhesive.
Optionally, when the pre-attached electronic screen is placed in a negative pressure vacuum environment for vacuumizing, the vacuum pressure is-96 Kpa to 100Kpa, the method further includes: and breaking the vacuum after maintaining the vacuum air pressure for 1-10 min.
Optionally, the first heating temperature is 60-85 ℃.
Optionally, after heating to the first heating temperature, the method further comprises: maintaining the first heating temperature for 10-60 min.
Optionally, the preset air pressure is 0.05Mpa to 0.4Mpa, and the second heating temperature is 60 ℃ to 85 ℃.
Optionally, after repressurizing to the preset gas pressure and simultaneously heating to the second heating temperature, the method further comprises: and maintaining the preset air pressure and the second heating temperature for 30-120 min.
Optionally, a pressure relief pressure value for performing pressure relief on the defoamed electronic screen is 0.
The second aspect of the embodiment of the invention provides an electronic screen, which is prepared by the attaching method.
According to the hard-to-hard laminating method provided by the embodiment of the invention, the pre-laminated electronic screen is pressed by air pressure, the traditional operation mode of applying external force and heating to the electronic screen through the equipment operation platform is replaced, the laminating problem caused by the unevenness of the equipment platform and the non-uniform local temperature of the equipment platform is fundamentally solved, and meanwhile, the electronic screen prepared by the method ensures the uniformity of the stress of the electronic screen and has high yield.
Drawings
Fig. 1 is a schematic structural diagram of a bonding apparatus 100 according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of a hard-to-hard bonding method according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used in this specification, the terms "vertical," "horizontal," "left," "right," "up," "down," "inner," "outer," "bottom," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The full-lamination technology is characterized in that the glass cover plate and the induction sheet and/or the display module are completely laminated together in a seamless manner by using optical cement, the hard-to-hard full-lamination method is mainly applied to lamination of an electronic screen, and the electronic screen can be a touch screen (the glass cover plate + the optical cement + the induction sheet), a display screen (the glass cover plate + the optical cement + the display screen) or a touch display screen (the glass cover plate + the optical cement + the induction sheet + the optical cement + the display screen) and the like. When the electronic screen listed above is attached, the glass cover plate or the touch screen and the optical cement are subjected to soft-to-hard preliminary attachment and then are aligned and pre-attached with the corresponding object to be attached to obtain the pre-attached electronic screen, and then the pre-attached electronic screen is placed in specific attachment equipment to be pressed through air pressure to realize hard-to-hard attachment of the glass cover plate and the corresponding object to be attached to the glass cover plate.
For example, a touch display screen is usually implemented by respectively attaching two parts, that is: the first time of jointing, the cover plate is jointed with the induction sheet; and (5) laminating for the second time, and laminating the laminated cover plate, the touch module and the display module again.
And for example, when the touch screen needs to be attached, the glass cover plate and the optical cement are subjected to soft-to-hard preliminary attachment, then the glass cover plate and the optical cement are aligned and pre-attached to the corresponding induction sheet, then the pre-attached touch screen is placed in specific attachment equipment, and the attachment of the glass cover plate or the touch screen and the induction sheet or the display screen is realized through negative pressure exhaust, gas convection heating and air pressure application, so that the touch screen or the display screen and the touch display screen are obtained.
According to the laminating method, the pre-laminated electronic screen is pressed by air pressure, the traditional operation mode of applying external force and heating to the electronic screen through the equipment operation platform is replaced by heating the pre-laminated electronic screen by air convection, and the laminating problem caused by the fact that the equipment platform is uneven and the local temperature of the equipment platform is uneven is fundamentally solved.
Since the hard-to-hard bonding method of the present invention uses the corresponding bonding apparatus, the bonding apparatus used in the method will be described first before the description of the hard-to-hard bonding method of the present invention. Referring to fig. 1, fig. 1 is a schematic structural diagram of a bonding apparatus 100 according to an embodiment of the present invention, and as shown in fig. 1, the bonding apparatus 100 includes: the device comprises a vacuum negative pressure device 101, a heating device 102, a timing device 103, a sealing device 104, a positive pressure gauge 105, a negative pressure vacuum gauge 106, a vulcanizing tank 107 and a positive pressure device 108.
The vulcanizing tank 107 is used for placing a pre-attached electronic screen; the vacuum negative pressure device 101 is used for vacuumizing the sealing device 104, so that the pre-laminated electronic screen is placed in a vacuum environment; the positive pressure device 108 is used for relieving pressure of the sealing device 104, and the heating device 102 is used for heating the vulcanizing tank 107; the timing device 103 is used for timing the corresponding temperature or air pressure maintained by the vulcanizing tank 107; the sealing device 104 is used for sealing the pre-laminated electronic screen arranged in the vulcanizing tank 107; the positive pressure gauge 105 is used for displaying the current positive air pressure in the vulcanizing tank 107; the negative pressure vacuum gauge 106 is used for displaying the current negative pressure in the vulcanizing tank 107.
The hard-to-hard attaching method provided by the embodiment of the present invention is described in detail by the attaching apparatus 100 described above.
Referring to fig. 2, fig. 2 is a schematic flow chart of a hard-to-hard laminating method according to an embodiment of the present invention, and as shown in fig. 2, the method includes the following steps:
The glass cover plate is used for protecting the display module or the touch module, and in the step, the optical cement is pasted on the glass cover plate or the touch screen. Preferably, in the embodiment of the present invention, the hot-melt optical adhesive may be an SCA hot-melt optical adhesive.
The SCA hot-melt optical adhesive is a novel optical adhesive film, has excellent light transmittance, definition and adhesion, excellent moisture resistance, heat resistance and weather resistance, and particularly has excellent shock resistance and explosion resistance, greatly improves the overall safety, reliability, durability and attractiveness of a touch screen, and effectively maintains the use stability and long-term performance of the touch screen.
202, aligning and pre-bonding the preliminarily bonded glass cover plate and an induction sheet or a display screen to obtain a pre-bonded electronic screen; or the like, or, alternatively,
and aligning and pre-laminating the touch screen and the induction sheet which are preliminarily laminated to obtain the pre-laminated electronic screen.
In an embodiment of the present invention, a display screen includes: the liquid crystal display comprises a liquid crystal display screen and a liquid crystal display module (a liquid crystal screen and a backlight source); the electronic screen is a touch screen, a display screen or a touch display screen.
In the step, the preliminarily attached glass cover plate and the induction sheet are aligned and pre-attached, so that the pre-attached electronic screen can be obtained as a touch screen;
and aligning and pre-laminating the touch screen and the induction sheet which are preliminarily laminated, and then obtaining the pre-laminated electronic screen as a touch display screen.
Before the lamination, it needs to be vacuumized, and this step is to put the pre-laminated electronic screen into the vulcanizing tank 107, and after the electronic screen is sealed by the sealing device 104, the electronic screen is vacuumized by the vacuum negative pressure device 101 to remove the gas in the electronic screen.
Preferably, the vacuum pressure for vacuumizing the pre-attached touch screen and the display screen in the negative pressure environment is-96 to 102Kpa, so that vacuumizing is stopped when the negative pressure vacuum pressure gauge 106 displays that the vacuum pressure reaches-96 to 100Kpa, and vacuum breaking is performed after the vacuum pressure is maintained for 1 to 10 minutes after vacuumizing.
And 204, heating the electronic screen after vacuum breaking to a first heating temperature, pressurizing the electronic screen to a preset air pressure after a set time is reached, heating to a second heating temperature, and performing air pressure laminating and defoaming treatment.
This step heats the vulcanizing tank 107 to a first heating temperature by the heating device 102, and the first heating temperature range is: 65-85 deg.C, preferably, timing by timing device 103, and maintaining at the preferred temperature for 10-60 min. The first heating temperature after the vacuumizing is finished is that air is heated and the electronic screen is heated through gas convection, so that the hot melt adhesive is melted and softened to reach good fluidity and simultaneously meet the tolerance of the adhered hard base material, and the edge sealing action is finished.
After the timing device 103 reaches the set time, the vacuum negative pressure device 101 performs the vacuum degassing process, and during the vacuum degassing process, the vacuum negative pressure device is heated to a second heating temperature, which is adjusted according to the preset air pressure required to be reached by pressurization in the embodiment of the present invention.
After the negative pressure vacuum pressure gauge 106 displays 0, the pressure of the vulcanizing tank 107 is preset by the positive pressure device 108, and preferably, the preset pressure is: 0.05MPa-0.4 MPa.
Preferably, after repressurizing to the predetermined gas pressure, in some embodiments, the method further comprises: and maintaining the preset air pressure for 30-120min to ensure the bonding effect.
And step 205, releasing the pressure of the electronic screen subjected to defoaming treatment to complete the bonding.
After the timing device 103 reaches the set time, the pressure is released through the positive pressure device 108, and when the positive pressure gauge 105 shows a value of 0, the bonding is completed. Then, the sealing device 104 is opened to take out the attached electronic screen.
The laminating method provided by the embodiment of the invention adopts vacuum negative pressure to exhaust the pre-laminated electronic screen, adopts heated gas to heat the pre-laminated electronic screen to soften the colloid so as to achieve the best flowing effect and the offset filling effect, adopts positive air pressure to press and defoam the pre-laminated electronic screen, solves all the problems of the products caused by uneven stress, saves the operation procedures of the vacuum hot pressing link, saves the operation time, improves the production efficiency and reduces the energy consumption.
Taking the touch screen as an example, the hard-to-hard attaching process flow of the touch screen by using the attaching device 100 is specifically described as follows:
1. the glass cover plate is attached to the SCA hot-melt optical cement in a soft-to-hard mode;
2. aligning and pre-bonding the glass cover plate pasted with the SCA hot-melt optical cement and the Sensor;
3. and (3) placing the pre-pasted touch screen in a vulcanizing tank 107, vacuumizing through a negative pressure device 101, and stopping vacuumizing when a negative pressure vacuum pressure gauge 106 displays that the pressure reaches-96-102 Kpa.
4. The vulcanizing tank 107 is heated by a heating device 102, and the heating temperature is as follows: timing at 65-85 deg.C by timing device 103, and maintaining the temperature for 10-60 min.
5. After the timing device 103 reaches the set time, vacuum breaking is performed through the vacuum negative pressure device 101, after the negative pressure vacuum pressure gauge 106 shows 0, the heating item is pressurized in the vulcanizing tank 107 through the positive pressure device 108, and the pressurizing pressure value is as follows: 0.05MPa-0.4 MPa.
6. After the positive pressure gauge 105 reaches the set pressure, timing by the timing device 103 for 30-120 min.
7. After the timing device 103 reaches the set time, the pressure is released through the positive pressure device 108, and when the positive pressure gauge 105 shows a value of 0, the bonding is completed, and the sealing device 104 is opened.
8. And taking out the attached touch screen for inspection.
9. The results of inspecting the appearance and function of the attached touch screen are shown in table 1 below:
TABLE 1
| Verifying quantity | Poor appearance | Dysfunction of the skin | Yield of |
| 30 | 0 | 0 | 100％ |
According to the inspection results, the mode that the air pressure is used for applying pressure to the pre-attached electronic screen is adopted, the appearance and the function of the product can meet the requirements, the yield of the product is 100%, the traditional operation mode that the external force is applied to the electronic screen through the equipment operation platform and the electronic screen is heated is replaced by the method, and the attachment problem caused by the fact that the equipment platform is not flat and the local temperature of the equipment platform is not uniform is fundamentally solved.
It should be understood that the technical solutions and concepts of the present invention may be equally replaced or changed by those skilled in the art, and all such changes or substitutions should fall within the protection scope of the appended claims.
Claims (10)
1. A hard-to-hard laminating method for an electronic screen is characterized by comprising the following steps:
providing a glass cover plate or a touch screen, and preliminarily laminating the glass cover plate or the touch screen and the hot-melt optical adhesive in a soft-to-hard manner;
aligning and pre-bonding the preliminarily bonded glass cover plate and an induction sheet or a display screen to obtain a pre-bonded electronic screen; or the like, or, alternatively,
aligning and pre-bonding the preliminarily bonded touch screen and the induction sheet to obtain a pre-bonded electronic screen;
placing the pre-attached electronic screen in a negative pressure environment for vacuumizing;
breaking vacuum of the electronic screen after the electronic screen is vacuumized for a required time;
heating the electronic screen after vacuum breaking to a first heating temperature, pressurizing the electronic screen to a preset air pressure after reaching a set time, heating to a second heating temperature, and performing air pressure laminating and defoaming treatment;
and releasing the pressure of the electronic screen subjected to defoaming treatment to complete the attachment.
2. The attaching method according to claim 1, wherein the display screen includes: liquid crystal display and liquid crystal display module.
3. The attaching method according to claim 1, wherein the hot-melt optical adhesive is a hot-melt SCA optical adhesive.
4. The laminating method according to claim 1, wherein a vacuum pressure at which the pre-laminated electronic screen is placed in a negative pressure environment to be evacuated is-96 to 102 Kpa; the method further comprises the following steps:
and breaking the vacuum after maintaining the vacuum air pressure for 1-10 min.
5. The bonding method according to claim 1, wherein the first heating temperature for heating is 60 to 85 ℃.
6. The bonding method according to claim 5, wherein after heating to the first heating temperature, the method further comprises:
maintaining the first heating temperature for 10-60 min.
7. The bonding method according to claim 1, wherein the predetermined air pressure is 0.05Mpa to 0.4Mpa, and the second heating temperature is 60 ℃ to 85 ℃.
8. The bonding method according to claim 7, further comprising, after re-pressurizing to the predetermined pressure while heating to the second heating temperature:
and maintaining the preset air pressure and the second heating temperature for 30-120 min.
9. The attaching method according to any one of claims 1 to 8, wherein a pressure relief pressure value at which the electronic screen subjected to the defoaming treatment is subjected to pressure relief is 0.
10. An electronic screen, characterized in that the electronic screen is prepared by the bonding method according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011537637.6A CN112571912A (en) | 2020-12-23 | 2020-12-23 | Hard-to-hard laminating method and electronic screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011537637.6A CN112571912A (en) | 2020-12-23 | 2020-12-23 | Hard-to-hard laminating method and electronic screen |
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| CN112571912A true CN112571912A (en) | 2021-03-30 |
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| CN202011537637.6A Pending CN112571912A (en) | 2020-12-23 | 2020-12-23 | Hard-to-hard laminating method and electronic screen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113916343A (en) * | 2021-09-15 | 2022-01-11 | 惠州市开蒙医疗科技有限公司 | Method for connecting transparent glass scale surface and metal decorative sheet for electronic scale and electronic scale |
| CN114889302A (en) * | 2022-04-19 | 2022-08-12 | 深圳市高仁电子新材料有限公司 | Method suitable for attaching glass/ceramic to metal sheet in electronic scale |
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| CN105260072A (en) * | 2015-11-02 | 2016-01-20 | 深圳市立德通讯器材有限公司 | CTP full fitting technology |
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- 2020-12-23 CN CN202011537637.6A patent/CN112571912A/en active Pending
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| CN105260072A (en) * | 2015-11-02 | 2016-01-20 | 深圳市立德通讯器材有限公司 | CTP full fitting technology |
| CN106042587A (en) * | 2016-06-13 | 2016-10-26 | 张家港康得新光电材料有限公司 | Pasting process of 3D film component and product pasted with 3D film component |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113916343A (en) * | 2021-09-15 | 2022-01-11 | 惠州市开蒙医疗科技有限公司 | Method for connecting transparent glass scale surface and metal decorative sheet for electronic scale and electronic scale |
| CN113916343B (en) * | 2021-09-15 | 2023-12-22 | 惠州市开蒙医疗科技有限公司 | Method for connecting transparent glass scale surface and metal decorative sheet for electronic scale and electronic scale |
| CN114889302A (en) * | 2022-04-19 | 2022-08-12 | 深圳市高仁电子新材料有限公司 | Method suitable for attaching glass/ceramic to metal sheet in electronic scale |
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Application publication date: 20210330 |