CN108664171A - A kind of method of plastic cover plate and glass gluing - Google Patents
A kind of method of plastic cover plate and glass gluing Download PDFInfo
- Publication number
- CN108664171A CN108664171A CN201810494351.0A CN201810494351A CN108664171A CN 108664171 A CN108664171 A CN 108664171A CN 201810494351 A CN201810494351 A CN 201810494351A CN 108664171 A CN108664171 A CN 108664171A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- plastic cover
- hardening
- glass
- resin layer
- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
Abstract
The present invention relates to a kind of methods of plastic cover plate and glass gluing, include the following steps：Step A, one layer of hardening of resin layer is coated in the one side of plastic cover plate；Step B, transparent optical cement is coated on hardening of resin layer；Step C, glass function piece is bonded on transparent optical cement, and deaeration is handled.Technical scheme of the present invention can effectively solve the problem of to generate bubble at high operating temperatures after common plastics cover board is bonded by Optical transparent adhesive with glass function piece.
Description
Technical field
The present invention relates to a kind of technical field of glass protection piece manufacture more particularly to a kind of plastic cover plates and glass gluing
Method.
Background technology
Part electronic product uses touch screen to reduce cost and security consideration (head touches test request) at present
Material is bonded by Optical transparent adhesive with the touch function piece of glass by glass cover-plate, is changed to plastic cover plate and glass using injection molding
Glass touch function piece is bonded, but since the plastic cover plate of injection molding requires high transparency and good intensity, is generally molded
Plastic material can select PC or acrylic, but can generally absorb the moisture in air at normal temperatures due to these types of material, when
Plastic lid plate is with after glass gluing, and in 50 degree or more of temperature, the moisture in plastics can discharge, and the product after fitting is made to go out
The bubble of existing large area and disengagement.
As shown in Figure 1, being that the injection molding cover board 1 ' of injection molding is directly passed through optical cement 3 ' and glass function piece in the prior art
4 ' fittings are molded between cover board 1 ' and optical cement 3 ' under the use condition of high temperature and will produce bubble, cause product unqualified.
Invention content
It, can be effective the technical problem to be solved by the present invention is to how provide a kind of method of plastic cover plate and glass gluing
It solves the problem of to generate bubble at high operating temperatures after common plastics cover board is bonded by Optical transparent adhesive with glass function piece.
The technical solution that the present invention solves above-mentioned technical problem is as follows：
A kind of method of plastic cover plate and glass gluing, includes the following steps：Step A, it is applied in the one side of plastic cover plate
Cover one layer of hardening of resin layer；Step B, transparent optical cement is coated on hardening of resin layer；Step C, it is bonded on transparent optical cement
Glass function piece, and deaeration is handled.
Compared with prior art, the beneficial effects of the invention are as follows：The applying method of plastic cover plate of the present invention, in plastic cover plate
One side be equipped with hardening of resin layer so that plastic cover plate material is isolated with transparent optical cement, can not only reach prevention plastics
Moisture in cover board discharges, and product is not in the purpose of air bubble problem under the state that reaches a high temperature, and may also reach up anti-scratch effect
Fruit improves the process rate of product.
Based on the above technical solution, the present invention can also be improved as follows：
Further, in step A, the hardening of resin layer is to be formed by curing hardened layer by UV.
Advantageous effect using above-mentioned further scheme is：So that hardening of resin layer be formed by curing hardened layer more quickly,
Stablize.
Further, in step C, deaeration processing is specifically carried out using pressure deaeration machine, and heating temperature is when deaeration
40~60 DEG C, the intensity that deaeration intracavitary applies air pressure is 0.4~0.6Mpa, and inclined heated plate is 20~40 minutes.
Advantageous effect using above-mentioned further scheme is：In plastic cover plate and glass function piece transparent optical glue laminating
Afterwards, the coating surface of these three materials has a small amount of residual air presence during fitting, cannot smoothly be completely exhausted out, with
Cause forms bubble, and pressurized treatments are heated to bubble by pressure deaeration machine, can be effectively so that bubble is completely exhausted out.
Further, the hardening of resin layer is applied to by the method for spraying or roller coating in the one side of the plastic cover plate.
Advantageous effect using above-mentioned further scheme is：Hardening of resin layer can be enable more convenient, stable, fast
Speed is uniformly coated on plastic cover plate.
Further, the hardening of resin layer is the mixing liquid of polyacrylate, acrylic monomers and light curing agent
It hardens.
Advantageous effect using above-mentioned further scheme is：So that the effect that hardened layer is formed on plastic cover plate is more preferable,
It can more effectively prevent that moisture in plastic cover plate discharges and anti-scratch effect is more preferable.
Further, the mixed proportion of the mixing liquid is：Polyacrylate 40~65%, acrylic monomers 40~
50%, light curing agent 2~5%.
Advantageous effect using above-mentioned further scheme is：Pass through polyacrylate, acrylic monomers and light curing agent
The setting of this mixed proportion, polyacrylate can be made as the main body of hardening bath, molecular weight is big, and viscosity is high, convenient for
Even coating, and well the thickness of control hardened layer in zone of reasonableness, ratio it is too high or too it is low all by influence coating thickness and
Uniformity；Acrylic monomers can be used as the main matter for generating hardening and compactness, in the effect of UV ultraviolet lights and curing agent
It is crosslinked and combines after lower generation curing reaction, between monomer molecule, generate the film layer of certain degree of hardness and have good compactness, and carry
The surface energy of high hardened layer makes have better cohesive force with the transparent optical cement being bonded, hard after solidification if ratio is very little
Degree and compactness will not reach requirement, if ratio is excessively high, hardened layer will become fragile, hardened layer in the case of slightly external force bending
It can crack, general acrylic monomers accounts for the half or so of total mixture；Light curing agent generates freely under UV action of ultraviolet light
Base makes the hardening process for combining crosslinking to complete entire hardening bath between acrylic monomers molecule.
Further, the hardening of resin layer thickness is 10~20 μm.
Advantageous effect using above-mentioned further scheme is：The too thick glass function piece that can influence of the thickness of hardening of resin layer leads to
The effect that transparent optical cement is bonded with plastic cover plate is crossed to be deteriorated, the thickness of hardening of resin layer too it is thin can influence to plastic cover plate with thoroughly
The isolation effect of bright optical cement prevents the moisture releasing effect in plastic cover plate material from being deteriorated, and the thickness of this hardening of resin layer
Degree can effectively avoid the above problem, not only can guarantee be bonded effect of the plastic cover plate with transparent optical cement, but also can effectively prevent plastics
Moisture release in cover board material.
Further, the glass function piece is glass touch functional sheet.
Advantageous effect using above-mentioned further scheme is：Meet the touch screen use demand of electronic product.
Description of the drawings
Fig. 1 is the bonding structure schematic diagram of plastic cover plate in the prior art；
Fig. 2 is plastic cover plate of the present invention preferably bonding structure schematic diagram.
In attached drawing, parts list represented by the reference numerals are as follows：
1, plastic cover plate, 2, hardening of resin layer, 3, transparent optical cement, 4, glass function piece.
Specific implementation mode
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As shown in Fig. 2, a kind of method of plastic cover plate and glass gluing, includes the following steps：Step A, in plastic cover plate 1
One side on coat one layer of hardening of resin layer 2；Step B, transparent optical cement 3 is coated on hardening of resin layer 2；Step C, transparent
Glass function piece 4 is bonded on optical cement 3, and deaeration is handled.The applying method of plastic cover plate of the present invention, the one of plastic cover plate 1
Face is equipped with hardening of resin layer 2 so that 1 material of plastic cover plate is isolated with transparent optical cement 3, can not only reach prevention plastic lid
Moisture in plate 1 discharges, and product is not in the purpose of air bubble problem under the state that reaches a high temperature, and may also reach up anti-scratch effect
Fruit improves the process rate of product.
In the concrete operations of step A, the hardening of resin layer 2 is to be formed by curing hardened layer by UV, can to set
It is more quick, stable that fat hardened layer 2 is formed by curing hardened layer.
In step C, deaeration processing is specifically carried out using pressure deaeration machine, and heating temperature is 40~60 when deaeration
DEG C, the intensity that deaeration intracavitary applies air pressure is 0.4~0.6Mpa, and inclined heated plate is 20~40 minutes, in plastic cover plate 1 and glass
After functional sheet 4 is bonded with transparent optical cement 3, the coating surface of these three materials has a small amount of residual air and deposits during fitting
It cannot smoothly be completely exhausted out, form bubble, pressurized treatments are heated to bubble by pressure deaeration machine, can effectively be made
Bubble is completely exhausted out.When preferably, using pressure deaeration machine, heating temperature is 50 DEG C, pressure 0.5Mpa, inclined heated plate 30
Minute, deaeration effect can be more preferable.
In the specific implementation mode that hardening of resin layer 2 coats, hardening of resin layer 2 can pass through the method for spraying or roller coating
It is applied in the one side of plastic cover plate 1.Hardening of resin layer 2 sprays or the setting of roller coating, and hardening of resin layer 2 can be enable more square
Just, stablize, is quick, being uniformly coated on plastic cover plate 1.
In order to enable the effect for forming hardened layer on plastic cover plate 1 is more preferable, can more effectively prevent in plastic cover plate 1
Moisture discharge and anti-scratch effect it is more preferable, the hardening of resin layer 2 be preferably polyacrylate, acrylic monomers and
The mixing liquid of light curing agent is hardened.
Preferably, the mixed proportion of mixing liquid is：Polyacrylate 40~65%, acrylic monomers 40~50%, light
Curing agent 2~5%.It is arranged by this mixed proportion of polyacrylate, acrylic monomers and light curing agent, can be made
Main body of the polyacrylate as hardening bath, molecular weight is big, and viscosity is high, is convenient for even spread, and control hardened layer well
Thickness is in zone of reasonableness, and ratio is too high or the too low thickness and uniformity that will all influence coating；Acrylic monomers can be used as generation
Hardening and compactness main matter, under the action of UV ultraviolet lights and curing agent generate curing reaction after, monomer molecule it
Between be crosslinked combine, generate the film layer of certain degree of hardness and have good compactness, and improve the surface energy of hardened layer, make and be bonded
Transparent optical cement have better cohesive force, if ratio is inadequate, hardness and compactness after solidification will not reach requirement, if
Ratio is excessively high, and hardened layer will become fragile, and hardened layer can crack in the case of slightly external force bending, and general acrylic monomers accounts for total mixed
Fit half or so；Light curing agent generates free radicals under UV action of ultraviolet light, makes to combine friendship between acrylic monomers molecule
Connection completes the hardening process of entire hardening bath.
The specific embodiment of mixture, embodiment one is given below：Mixed proportion is polyacrylate 45%, acrylic acid
The plastic surface hardness of monomer 50%, light curing agent 5%, no hardened layer only has 1HB, after above-mentioned mixed proportion, hardened layer
Case hardness up to 3H；The plastic surface energy of no hardened layer is less than 30 dynes/cm, after above-mentioned mixed proportion, hardening
The surface energy of layer is up to 35 dynes/cm.
Embodiment two：Mixed proportion is polyacrylate 58%, acrylic monomers 40%, light curing agent 2%, no hardening
The plastic surface hardness of layer only has 1HB, and after above-mentioned mixed proportion, the case hardness of hardened layer is up to 3H；Without hardened layer
Plastic surface energy is less than 30 dynes/cm, and after above-mentioned mixed proportion, the surface energy of hardened layer is up to 35 dynes/cm.
Embodiment three：Mixed proportion is polyacrylate 50%, acrylic monomers 47%, light curing agent 3%, no hardening
The plastic surface hardness of layer only has 1HB, and after above-mentioned mixed proportion, the case hardness of hardened layer is up to 3H；Without hardened layer
Plastic surface energy is less than 30 dynes/cm, and after above-mentioned mixed proportion, the surface energy of hardened layer is up to 35 dynes/cm.
It should be noted that the thickness of hardening of resin layer 2 too it is thick can so that glass function piece 4 by transparent optical cement 3 with
The effect that plastic cover plate 1 is bonded is deteriorated, and the thickness of hardening of resin layer 2 is too thin to be influenced to plastic cover plate 1 and transparent optical cement 3
Isolation effect prevents the moisture releasing effect in 1 material of plastic cover plate from being deteriorated, and the thickness of this hardening of resin layer is 10~20
μm when, can effectively avoid the above problem, not only can guarantee be bonded effect of the plastic cover plate with transparent optical cement, but also can effectively prevent moulding
Expect the moisture release in cover board material.
To meet the touch screen use demand of electronic product, glass function piece 4 can be glass touch functional sheet.
It is an object of the invention to solve common plastics cover board 1 to be fitted in height by Optical transparent adhesive and glass function piece 4
Temperature is lower to generate bubble etc., the unqualified problem of reliability.When plastic cover plate 1 is being bonded before use, using the side of spraying or roller coating
For method in the hardened layer for doing the very thin high transparency of last layer on one side of fitting, the material of this hardened layer is the height of about 15 μm of effects of thickness
Close resin material, resin material hardness reach 3H, can not only reach the moisture release prevented in plastic cover plate 1, can also reach
To anti-scratch effect, the process rate of product is improved.It is pasted again by transparent optical cement and glass function piece 4 after carrying out hardened layer
It closes, product is made after deaeration, for the more demanding use occasion such as vehicle-mounted.
Beneficial effects of the present invention：The present invention realizes solves conventional method plastic cover plate 1 glue and glass patch very well
Bubble is led to the problem of when closing high temperature, product is made to be suitable for the adverse circumstances such as high temperature and humidity.And it can be used for plastic cover plate 1 and glass
The touch product of touch function piece fitting is applied to the requirement of vehicle-mounted or industry control high temperature and humidity use environment.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on ... shown in the drawings or
Position relationship is merely for convenience of description of the present invention and simplification of the description, and does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be that machinery connects
It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature can be with "above" or "below" second feature
It is that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is directly under or diagonally below the second feature, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (8)
1. a kind of method of plastic cover plate and glass gluing, which is characterized in that include the following steps：
Step A, one layer of hardening of resin layer (2) is coated in the one side of plastic cover plate (1)；
Step B, transparent optical cement (3) is coated on hardening of resin layer (2)；
Step C, glass function piece (4) is bonded on transparent optical cement (3), and deaeration is handled.
2. the method for plastic cover plate according to claim 1 and glass gluing, which is characterized in that in step A, the resin
Hardened layer (2) is to be formed by curing hardened layer by UV.
3. the method for plastic cover plate according to claim 1 and glass gluing, which is characterized in that specific to use in step C
Pressure deaeration machine carries out deaeration processing, and heating temperature is 40~60 DEG C when deaeration, and the intensity that deaeration intracavitary applies air pressure is
0.4~0.6Mpa, inclined heated plate are 20~40 minutes.
4. the method for plastic cover plate according to claim 1 and glass gluing, which is characterized in that the hardening of resin layer
(2) it is applied in the one side of the plastic cover plate (1) by the method for spraying or roller coating.
5. the method for plastic cover plate according to claim 1 and glass gluing, which is characterized in that the hardening of resin layer
(2) it is hardened for the mixing liquid of polyacrylate, acrylic monomers and light curing agent.
6. the method for plastic cover plate according to claim 5 and glass gluing, which is characterized in that the mixing liquid is mixed
Composition and division in a proportion example is：Polyacrylate 40~65%, acrylic monomers 40~50%, light curing agent 2~5%.
7. the method for plastic cover plate according to claim 1 and glass gluing, which is characterized in that the hardening of resin layer
(2) thickness is 10~20 μm.
8. the method for plastic cover plate according to any one of claim 1 to 7 and glass gluing, which is characterized in that described
Glass function piece (4) is glass touch functional sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810494351.0A CN108664171A (en) | 2018-05-22 | 2018-05-22 | A kind of method of plastic cover plate and glass gluing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810494351.0A CN108664171A (en) | 2018-05-22 | 2018-05-22 | A kind of method of plastic cover plate and glass gluing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108664171A true CN108664171A (en) | 2018-10-16 |
Family
ID=63776336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810494351.0A Pending CN108664171A (en) | 2018-05-22 | 2018-05-22 | A kind of method of plastic cover plate and glass gluing |
Country Status (1)
| Country | Link |
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| CN (1) | CN108664171A (en) |
Citations (6)
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| CN102474991A (en) * | 2009-07-24 | 2012-05-23 | 东丽工程株式会社 | Substrate-bonding device and method |
| KR20150017473A (en) * | 2013-08-07 | 2015-02-17 | 삼성전기주식회사 | Touch screen panel and manufacturing method thereof |
| CN104449452A (en) * | 2014-12-16 | 2015-03-25 | 番禺南沙殷田化工有限公司 | Adhesive sheet and preparation method thereof |
| CN206421119U (en) * | 2016-08-27 | 2017-08-18 | 陈波 | A kind of full display of fitting with COF with OCA |
| CN107065263A (en) * | 2017-04-11 | 2017-08-18 | 新辉开科技（深圳）有限公司 | A kind of concealed bonding structure of touch module form |
| CN207115265U (en) * | 2017-07-24 | 2018-03-16 | 昆山国显光电有限公司 | The cover plate and display device of a kind of display device |
-
2018
- 2018-05-22 CN CN201810494351.0A patent/CN108664171A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102474991A (en) * | 2009-07-24 | 2012-05-23 | 东丽工程株式会社 | Substrate-bonding device and method |
| KR20150017473A (en) * | 2013-08-07 | 2015-02-17 | 삼성전기주식회사 | Touch screen panel and manufacturing method thereof |
| CN104449452A (en) * | 2014-12-16 | 2015-03-25 | 番禺南沙殷田化工有限公司 | Adhesive sheet and preparation method thereof |
| CN206421119U (en) * | 2016-08-27 | 2017-08-18 | 陈波 | A kind of full display of fitting with COF with OCA |
| CN107065263A (en) * | 2017-04-11 | 2017-08-18 | 新辉开科技（深圳）有限公司 | A kind of concealed bonding structure of touch module form |
| CN207115265U (en) * | 2017-07-24 | 2018-03-16 | 昆山国显光电有限公司 | The cover plate and display device of a kind of display device |
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Application publication date: 20181016 |