CN109002212A - Touch screen structure, touch control display apparatus and preparation method thereof - Google Patents
Touch screen structure, touch control display apparatus and preparation method thereof Download PDFInfo
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- CN109002212A CN109002212A CN201810785722.0A CN201810785722A CN109002212A CN 109002212 A CN109002212 A CN 109002212A CN 201810785722 A CN201810785722 A CN 201810785722A CN 109002212 A CN109002212 A CN 109002212A
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- Prior art keywords
- touch screen
- substrate
- display panel
- screen structure
- hole
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- 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
- G06F3/0412—Digitisers structurally integrated in a display
-
- 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
- G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
-
- 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
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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)
- Position Input By Displaying (AREA)
Abstract
Present invention discloses a kind of touch screen, touch control display apparatus and preparation method thereof, the touch screen structure includes substrate, and the substrate is equipped with multiple holes at least adjacent to the one side of display panel；And the electrode layer on one side of the substrate far from the display panel, the electrode layer realize touch function.The touch control display apparatus includes display panel, touch screen structure and the optical adhesive layer between the display panel and the touch screen structure；The optical adhesive layer is at least set on the touch screen structure one side opposite with the display panel, and fills the hole, realizes that the touch screen structure and the display panel bond.Therefore, by being equipped with hole in the substrate of touch screen structure, and optical adhesive layer fills the hole, realizes the compound of optical adhesive layer and touch screen structure, increases bending performance, film layer segregation phenomenon is avoided to occur.
Description
Technical field
The present invention relates to flat display fields, more particularly to a kind of touch screen structure, touch control display apparatus and its production
Method.
Background technique
Touch control display apparatus has the advantages that itself is powerful, for example, operate it is sensitiveer, it is small in size without the input equipments such as keyboard
Deng.With the development of flexible display technologies, flexible display technologies are bound in touch control display apparatus, thus touch control display apparatus into
One step has the advantages such as easy to carry, flexible, freely deformable.
Flexible display technologies are more and more mature at present, also can gradually enter into conjunction with the touch control display apparatus of flexible display technologies
People's lives, such as flexible, touch-control mobile device also can slowly become the main tool of daily life, and industry is predicted not
Long future, this flexible, touch-control mobile device can gradually replace traditional mobile device (mobile phone, plate etc.).However, invention
People's discovery, existing touch control display apparatus there is also some problems.
Summary of the invention
The object of the present invention is to provide a kind of touch screen structures, touch control display apparatus and preparation method thereof, improve bending
Performance.
In order to solve the above technical problems, the present invention provides a kind of touch screen structure, comprising:
Substrate, the substrate are equipped with multiple holes at least adjacent to the one side of display panel；And
Electrode layer on one side of the substrate far from the display panel, the electrode layer realize touch-control function
Energy.
Optionally, for the touch screen structure, the multiple hole is through-hole and/or blind hole.
Optionally, for the touch screen structure, when the multiple hole is through-hole, then from the substrate close to display surface
The one side of plate is through to the one side far from the display panel.
Optionally, for the touch screen structure, when the multiple hole is blind hole, then the blind hole is set to the base
Bottom is on the one side of the display panel, or, the blind hole is set to the substrate close to the side of the display panel
On face and on one side of the substrate far from the display panel.
Optionally, for the touch screen structure, the multiple hole is evenly spaced in the touch screen structure, described
The aperture in hole is 0.01mm~5mm, and the spacing between adjacent holes is 0.01mm~5mm.
Optionally, for the touch screen structure, the aperture of the multiple hole from one end far from the electrode layer is big
In the aperture of one end close to the electrode layer.
The present invention also provides a kind of touch control display apparatus, including display panel, touch screen structure and it is located at the display surface
Optical adhesive layer between plate and the touch screen structure；The touch screen structure is touch screen structure as described above, the light
It learns glue-line to be at least set on the touch screen structure one side opposite with the display panel, the touch screen structure passes through
The optical adhesive layer and the display panel bond, and fill the multiple hole.
The present invention also provides a kind of production methods of touch control display apparatus, comprising:
One substrate is provided；
Multiple holes are formed on one side of the substrate at least adjacent to display panel；
The electrode layer for realizing touch function is formed on one side of the substrate far from the display panel, it is described
Substrate and the electrode layer form touch screen structure；And
Optical adhesive layer is coated on the touch screen structure at least one side opposite with display panel, to realize the touching
The bonding of screen structure and display panel is touched, the optical adhesive layer fills the hole.
Optionally, for the production method of the touch control display apparatus, the substrate is polyimide substrate, described poly-
Imide primary coat is covered on a substrate, and the multiple hole is formed on the polyimide substrate by mask plate, in institute
It states and is formed after electrode layer on one side of the substrate far from the display panel, the substrate is removed, to form the touch
Shield structure.
Optionally, for the production method of the touch control display apparatus, in the touch screen structure and display panel phase
Pair at least one side on coat optical adhesive layer specifically: in the substrate close to the one side of the display panel and/or institute
It states display panel and coats optical adhesive layer realization bonding on the one side of the substrate.
Touch screen structure provided by the invention, touch control display apparatus and preparation method thereof, the touch screen structure includes base
Bottom, the substrate are equipped with multiple holes at least adjacent to the one side of display panel；And it is located at the substrate far from the display
Electrode layer on the one side of panel, the electrode layer realize touch function.The touch control display apparatus includes display panel, touching
Touch screen structure and the optical adhesive layer between the display panel and the touch screen structure；The touch screen structure is as above
The touch screen structure, the optical adhesive layer are at least set to the touch screen structure side opposite with the display panel
On face, to realize the touch screen structure and the display panel bonds and fills the hole.Therefore, pass through touch screen structure
It is equipped with hole in substrate, and optical adhesive layer fills the hole, realizes the compound of optical adhesive layer and touch screen structure, effectively increase
Bending performance avoids film layer segregation phenomenon from occurring；Also, since optical adhesive layer can be filled into hole, improve optical adhesive layer
It also helps to reduce entire so as to reduce optical adhesive layer in the thickness of touch screen structure side with the adhesive force of substrate
The thickness of touch control display apparatus；
Further, the hole includes through-hole, to preferably improve multiplicity, film layer is avoided to separate.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of touch control display apparatus；
Fig. 2 is the diagrammatic cross-section of touch screen structure in one embodiment of the invention；
Fig. 3 is the flow diagram of the production method of touch control display apparatus in one embodiment of the invention；
Fig. 4 is the diagrammatic cross-section of substrate in one embodiment of the invention；
Fig. 5 is the substrate diagrammatic cross-section with hole in one embodiment of the invention；
Fig. 6 is the diagrammatic cross-section for forming hole in one embodiment of the invention using PI substrate；
Fig. 7 is the diagrammatic cross-section that PET base is used in one embodiment of the invention；
Fig. 8 a is the schematic top plan view that electrode layer is formed in one embodiment of the invention；
Fig. 8 b is the diagrammatic cross-section in Fig. 8 a along A-A'；
Fig. 9 is the diagrammatic cross-section of the touch screen structure formed in one embodiment of the invention；
Figure 10 is the diagrammatic cross-section of the touch control display apparatus formed in one embodiment of the invention；
Figure 11 is the diagrammatic cross-section that electrode layer is formed in another embodiment of the present invention；
Figure 12 is the diagrammatic cross-section of the touch screen structure formed in another embodiment of the present invention；
Figure 13 is the diagrammatic cross-section of the touch control display apparatus formed in another embodiment of the present invention；
Figure 14 is the schematic diagram that substrate forms blind hole in further embodiment of this invention；
Figure 15 is the diagrammatic cross-section that electrode layer is formed in further embodiment of this invention；
Figure 16 is the diagrammatic cross-section of the touch control display apparatus formed in further embodiment of this invention；
Figure 17 is the schematic diagram that substrate forms blind hole in yet another embodiment of the invention；
Figure 18 is the diagrammatic cross-section that electrode layer is formed in yet another embodiment of the invention；
Figure 19 is the diagrammatic cross-section of the touch control display apparatus formed in yet another embodiment of the invention.
Specific embodiment
Inventors have found that the film layer of touch control display apparatus is more, in general, being bonded between these film layers by optical adhesive layer.
As shown in Figure 1, a kind of touch control display apparatus includes display panel 3, it is provided with TP (TouchPanel, touch screen) 1, is touched
It is provided with cover board 4 on screen 1, wherein optical adhesive layer 2 has been respectively coated in the two sides up and down of touch screen 1, realizes touch screen 1 and other groups
The connection of part.But easily there is glue-line separation, film layer in bending there are many defects, such as thickness are thicker in such design
The problems such as fracture.
Based on above-mentioned discovery, the embodiment of the present invention provides a kind of touch screen, as shown in Figure 2, comprising:
Substrate 10, the substrate 10 are equipped with multiple holes 11 at least adjacent to the one side of display panel 20 (please referring to Fig. 8)；
And
Electrode layer 12 on the one side of the substrate 10 far from the display panel, the electrode layer 12 realize touching
Control function.
In one embodiment, the multiple hole 11 is through-hole and/or blind hole.It is as shown in Figure 2 through-hole.The through-hole
And/or blind hole will be used to be filled by optical adhesive layer, realize the compound of optical adhesive layer and touch screen structure.
In one embodiment, when the multiple hole 11 is through-hole, then from the substrate 10 close to the side of display panel
Face is through to the one side far from the display panel.
In one embodiment, when the multiple hole 11 is blind hole, then the blind hole is set to the substrate 10 close to institute
State on the one side of display panel, or, the blind hole be set to the substrate 10 on the one side of the display panel and
It is set on one side of the substrate far from the display panel.
The multiple hole 11, which can be, to be evenly spaced in the touch screen structure, such as pore size is uniform, pitch of holes
Uniformly etc..The aperture in the hole is 0.01mm~5mm, such as 0.05mm, 0.2mm, 0.5mm, 1mm, 2mm, 3mm etc., adjacent holes
Spacing between 11 is 0.01mm~5mm, such as 0.05mm, 0.2mm, 0.5mm, 1mm, 2mm, 3mm etc..The hole 11 it is above-mentioned
Design alternative can not influence the flexibility of substrate 10, avoid through-hole excessive excessively intensive and substrate is caused to be easy damaged situation hair
It is raw.Also, the binding force with optical adhesive layer can be improved in the hole 11 of above-mentioned specification, to improve optical adhesive layer and touch screen structure
Multiplicity.
In addition, the multiple hole 11 is also possible to non-uniform, hole or adjacent holes for example including different pore size size
The compound of optical adhesive layer and touch screen structure also may be implemented in spacing between 11 also difference etc..
In one embodiment, the hole 11 is greater than from the aperture of one end far from the electrode layer 12 close to the electrode
The aperture of one end of layer 12, it is possible thereby to the filling effect of optical adhesive layer be improved, to improve optical adhesive layer and touch screen structure
Multiplicity.
Correspondingly, the embodiment of the present invention also provides a kind of touch control display apparatus, including display panel, touch screen structure and position
Optical adhesive layer between the display panel and the touch screen structure；The touch screen structure is touch screen as described above
Structure, the optical adhesive layer are at least set on the touch screen structure one side opposite with the display panel, to realize
The touch screen structure and the display panel bond and fill the hole.
Further, as shown in figure 3, and combine Fig. 4-19, in the production method of touch control display apparatus of the invention, packet
It includes:
Step S11 provides a substrate 10；
Step S12 forms multiple holes 11 in the substrate 10 on the one side of display panel 20；
Step S13 is formed on one side of the substrate 10 far from the display panel 20 for realizing touch function
Electrode layer 12, the substrate 10 and the electrode layer 12 form touch screen structure；And
Step S14 coats optical adhesive layer 30 on the touch screen structure at least one side opposite with display panel, with
Realize that the bonding of the touch screen structure Yu display panel 20, the optical adhesive layer 30 fill the hole 11.
It is thereby achieved that optical adhesive layer and touch screen is compound, hole is filled by means of optical adhesive layer, effectively increases bending
Performance avoids film layer segregation phenomenon from occurring；Also, since optical adhesive layer can be filled into hole, improve optical adhesive layer and base
The adhesive force at bottom also helps to reduce entire touch-control so as to reduce optical adhesive layer in the thickness of touch screen structure side
The thickness of display device.
Touch screen structure of the invention, touch control display apparatus and preparation method thereof are carried out below in conjunction with schematic diagram more detailed
Thin description, which show the preferred embodiment of the present invention, it should be appreciated that those skilled in the art can modify and be described herein
The present invention, and still realize advantageous effects of the invention.Therefore, following description should be understood as those skilled in the art
Member's is widely known, and is not intended as limitation of the present invention.
The present invention is more specifically described by way of example referring to attached drawing in the following passage.It is wanted according to following explanation and right
Book is sought, advantages and features of the invention will become apparent from.It should be noted that attached drawing is all made of very simplified form and using non-
Accurately ratio, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.
In the following description, it should be appreciated that when layer (or film), region, pattern or structure be referred to as substrate, layer (or
Film), region, and/or when pattern "upper", it can be on another layer or substrate, and/or there may also be insertions
Layer.In addition, it is to be appreciated that it can be under another layer, and/or goes back when layer is referred to as at another layer of "lower"
There may be one or more insert layers.Furthermore it is possible to be carried out based on attached drawing about the reference in each layer "up" and "down".
Point four embodiments are introduced below.
Embodiment one
Referring to FIG. 4, optionally, the substrate 10 can be flexible material, the material of the substrate 10 for step S11
Matter can be, but not limited to as acryl, polymethyl methacrylate (PMMA), acrylic nitrile-butadiene-styrene (ABS), gather
Amide (PA), polyimides (PI), polybenzimidazoles polybutene (PB), polybutylene terephthalate (PBT) (PBT), polycarbonate
(PC), polyether-ether-ketone (PEEK), polyetherimide (PEI), polyether sulfone (PES), polyethylene (PE), polyethylene terephthalate
Ester (PET), polyethylene tetrafluoroethene (ETFE), polyethylene oxide, polyglycolic acid (PGA), polymethylpentene (PMP), polyformaldehyde
(POM), polyphenylene oxide (PPE), polypropylene (PP), polystyrene (PS), polytetrafluoroethylene (PTFE) (PTFE), polyurethane (PU), polychlorostyrene second
Alkene (PVC), polyvinyl fluoride (PVF), polyvinylidene chloride (PVDC), polyvinylidene fluoride (PVDF) or styrene-acrylonitrile
(SAN) etc..
For step S12, referring to FIG. 5, being formed on one side of the substrate 10 at least adjacent to display panel multiple
Hole 11.
The substrate 10 can be set close to the one side of display panel by actual demand.
The hole 11 includes blind hole and/or through-hole, and the hole 11 in the substrate 10, which can all be blind hole, to be all logical
Hole can have through-hole with existing blind hole.Those skilled in the art can be according to actual demand flexible choice.
When the multiple hole 11 is through-hole, then it is through to from the substrate 10 close to the one side of display panel far from described
The one side of display panel.
When the multiple hole 11 is blind hole, then the blind hole is set to the substrate 10 close to the side of the display panel
On face, or, the blind hole is set to the substrate 10 on the one side of the display panel and is set to the substrate 10
On one side far from the display panel.
The hole 11, which can be the substrate 10, itself to be had, be also possible to process on the basis of substrate 10 and
At.
The hole 11 for example can be uniform arrangement, optionally, the hole 11 can be it is gradually wide from top to bottom, from top to bottom
(i.e. after forming electrode layer 12, the hole 11 is from the aperture far from the electrode layer 12 for the tapered or upper and lower consistent structure in aperture
It is bigger, smaller or constant.) such as can be cylindrical hole, conical bore, in addition, the hole 11 can also be other shapes, herein
Without enumerating.The aperture up and down in the hole is inconsistent preferably to improve the filling effect of optical adhesive layer, to mention
The multiplicity of high optical adhesive layer and touch screen structure.
The diameter in the hole 11 is 0.01mm~5mm, such as 0.05mm, 0.2mm, 0.5mm, 1mm, 2mm, 3mm etc., adjacent
Spacing between hole 11 is 0.01mm~5mm, such as 0.05mm, 0.2mm, 0.5mm, 1mm, 2mm, 3mm etc..The hole 11 it is upper
The flexibility of substrate can not be influenced by stating design alternative, avoid through-hole excessive excessively intensive and substrate is caused to be easy damaged situation hair
It is raw.
Referring to FIG. 6, the substrate 10 is PI (polyimides) substrate, specifically, can first mention in the present embodiment one
For a glass substrate 70, after it is cleaned, PI is coated on it.Later, by mask plate (not shown) in the PI substrate
The hole 11 is formed, to obtain the substrate 10 with hole 11.Wherein the feelings of through-hole have been shown in particular in embodiment one shown in fig. 6
Condition.
Referring to FIG. 7, glass substrate can not be used in the present embodiment one, but directly by means of with hole 11
Substrate 10, for example, the substrate 10 can be PET (polyethylene terephthalate) substrate or COP (cyclic olefin polymerization
One of body) substrate etc., this kind of substrate 10 itself has hole 11, can directly use.Wherein embodiment one shown in Fig. 7 has
Body shows the case where through-hole.
It is illustrated by taking PI substrate as an example below.
Then, for step S13, Fig. 8 a and Fig. 8 b is please referred to, in the side of the substrate 10 far from the display panel
The electrode layer 12 for realizing touch function is formed on face, the substrate 10 and the electrode layer 12 form touch screen structure.
For example, electrode layer 12 can use metal oxide material, such as ITO (tin indium oxide) material, herein, electrode
The preparation of layer 12 can be by means of traditional method, such as is completed by means of the mask plate preparation of electrode layer 12, i.e., such as
Shown in Fig. 8 a, electrode layer 12 shows as the structure of network, the grid protocol opening 13 in the electrode layer 12, and described
Opening 13 is corresponding with the hole 11.
It can be the corresponding hole 11 of an opening 13, be also possible to the corresponding multiple holes 11 of an opening 13, the present embodiment
In for the corresponding holes 11 of opening 13, and the boundary of shown opening 13 surrounds shown pores 11 towards shown electrode layer 12
The boundary of one end.
According to actual demand, electrode layer 12 can have a different selections, for example, it is double-deck, three layers etc., can be applied to this hair
In bright embodiment.The material of electrode layer 12 can also be conductive metal oxide, such as ITO, molybdenum aluminium molybdenum.This hair is obtained as a result,
Bright touch screen.
After touch screen is formed, glass substrate 70 can be removed, for example, by using modes such as laser ablations.
Later, referring to FIG. 10, for step S14, in the touch screen structure at least side opposite with display panel
Optical adhesive layer 30 is coated on face, to realize that the bonding of the touch screen structure Yu display panel 20, the optical adhesive layer 30 are filled
The hole 11.
In the present embodiment one, select OCA (Optically Clear Adhesive) glue as the optical adhesive layer 30.
The display panel 20 may include OLED light emitting unit, can be completed using the prior art, foundation actual demand,
The display panel 20 can choose any feasible configurations.
For example, gluing between the touch screen structure and the polaroid of display panel 20 may be implemented in the optical adhesive layer 30
Knot.
Bonding can use following form, for example, the optical adhesive layer 30 is coated in the touch screen structure at least
Side is specifically at least coated in the touch screen structure close to the side of display panel, it is to be understood that this coating meeting
So that be also filled with optical adhesive layer 30 in hole, then by the display panel 20 with the touch screen phase of optical adhesive layer
It is right, to realize the touch screen structure and the bonding of the display panel 20 and fill the hole.After cured, it is achieved that optics
Glue-line 30 is compound with the touch screen structure, and the two is combined as a whole, so that bending performance greatly improves.
Also, due to the presence in hole 11, after coating optical adhesive layer 30, in 30 access aperture 11 of optical adhesive layer, to be thinned
The thickness of optical adhesive layer 30, and since optical adhesive layer 30 and touch screen structure realization are compound, 30 thickness of optical adhesive layer subtracts
Thin to will not influence adhesion strength, i.e., the present invention, which realizes, is ensuring bending performance, can be to avoid film layer segregation phenomenon on the basis of,
Being thinned for optical adhesive layer thickness is realized, then facilitates the thickness for reducing entire touch control display apparatus.
The touch screen structure is placed on the display panel 20 alternatively, can be, then in the touch screen knot
Structure coats optical adhesive layer far from the side of the display panel 20, and the optical adhesive layer 30 infiltrates into the touch by the hole
The contact surface for shielding structure and the display panel 20, is achieved in the bonding of touch screen structure Yu display panel 20, the optics
Glue-line 30 fills the hole.After hardening, identical effect may be implemented.
The optical adhesive layer 30 is not contacted with the electrode layer 12, to avoid unwanted conducting is generated.
The optical adhesive layer 30 can be the full through-hole of filling, to further improve bending performance.
Adhesive form described above is to coat optics on the one side of the display panel 20 in the substrate 10
Glue-line realizes bonding.Further, it is also possible to be to coat optical cement on the one side of the substrate 10 in the display panel 20
Layer 30 realizes bonding, after coating optical adhesive layer on display panel 20, equally the optical adhesive layer can be made to fill to close
In the hole 11 of the display panel side.In addition, the substrate 10 on the one side of the display panel 20 and
The display panel 20 can coat optical adhesive layer on the one side of the substrate 10 simultaneously.
In the present embodiment one, the optical adhesive layer 30 is in the touch screen side with a thickness of 5 μm~60 μm, such as 10
μm, 20 μm, 30 μm, 40 μm, 50 μm etc..Thus it both may be implemented preferable sticking effect, and improved optical adhesive layer and touch screen
Multiplicity, and integral thickness can not be made blocked up, or even whole thickness is thinned.
Further, it is also possible to form insulating layer on the electrode layer 12, and optical adhesive layer is formed on the insulating layer, and mention
It is covered in optical adhesive layer for cover board, can be completed, be will not be described herein using the prior art.
Embodiment two
The present embodiment two and embodiment one are almost the same, and difference is, the electrode layer 12 can be the electricity of coating structure
Pole layer, can aperture also not aperture.The case where aperture, can be similar with the electrode layer of network, herein without repeating to say
It is bright.The case where not aperture, then since one end of through-hole is sealed by electrode layer, the other end of the optical adhesive layer formed later from through-hole
Filling.
Figure 11 is please referred to, equally by taking PI substrate as an example, the PI substrate is formed on glass substrate 70, in the substrate 10
Upper formation hole 11, the hole is, for example, through-hole, specifically can be with reference implementation example one.
Later, electrode layer 12 is formed in the substrate 10, the electrode layer 12 in the present embodiment is described for example including being located at
In substrate 10 and the structure that is partially fill in hole 11, part in substrate 10 and the part being filled in hole 11 can connect
It is connected in one.
The material selection of the electrode layer 12 can be the same as example 1, for example, metal oxide material, more specifically
, for example, ITO material.
Since the electrode layer 12 can be partially fill in hole 11, the binding force of electrode layer 12 and the substrate 10
It is improved, can be avoided and generate removing or electrode layer 12 the phenomenon that being broken therebetween.
Figure 12 is please referred to, after the formation of electrode layer 12, removes glass substrate.Thus to obtain the touch screen knot of the present embodiment
Structure.
Later, optical adhesive layer 30 is coated on the touch screen structure at least one side opposite with display panel 20, with
Realize that the bonding of the touch screen structure Yu display panel 20, the optical adhesive layer 30 fill the hole 11.
The optical adhesive layer 30 can select unanimously with embodiment one.
For example, the optical adhesive layer 30 can be coated in display panel 20 towards on the side of shown touch screen structure,
It is also possible to be coated in the touch screen structure towards (the i.e. described substrate 10 and the electrode on the side of shown display panel 20
12 opposite side of layer), it can also be while being coated on display panel 20 and touch screen structure.
Optical adhesive layer 30 is also partially fill in hole 11 as a result, thus optical adhesive layer also may be implemented with touch screen it is compound,
With effect close or identical with embodiment one.
In the present embodiment, in hole 11, the optical adhesive layer 30 is not contacted with the electrode layer 12.
Embodiment three
The present embodiment three and embodiment one are almost the same, and difference is, the hole 11 in the present embodiment three is blind hole.
As shown in figure 14, hole 11 is formed on the substrate 10, and the depth in the hole 11 herein and is not specially limited, Ke Yiyi
The factors such as the thickness according to actual base 10 are adjusted flexibly.
Substrate 10 in the present embodiment three is for example also possible to PI substrate, and glass substrate has been removed in Figure 14, specifically
It is to be removed after hole 11 is formed.
Later, Figure 15 is please referred to, forms electrode layer 12 in the side that the substrate 10 does not have hole 10.In the present embodiment
In, the electrode layer 12 can be arbitrary electrode layer in embodiment one or embodiment two, as being shown as embodiment in Figure 15
Electrode layer in two.
The touch screen structure in the present embodiment is formed as a result,.
Later, Figure 16 is please referred to, coats light on the touch screen structure at least one side opposite with display panel 20
Glue-line 30 is learned, to realize that the bonding of the touch screen structure Yu display panel 20, the optical adhesive layer 30 fill the hole 11.
The optical adhesive layer 30 can select unanimously with embodiment one.
For example, the optical adhesive layer 30 can be coated in display panel 20 towards on the side of shown touch screen structure,
It is also possible to be coated in the touch screen structure towards (the i.e. described substrate 10 and the electrode on the side of shown display panel 20
12 opposite side of layer), it can also be while being coated on display panel 20 and touch screen structure.
Optical adhesive layer 30 is also partially fill in hole 11 as a result, thus optical adhesive layer also may be implemented with touch screen it is compound,
With effect close or identical with embodiment one.
Example IV
The present embodiment four and embodiment three are almost the same, and difference is, blind hole is formed in the opposite sides of the substrate 10.
Figure 17 is please referred to, forms hole 11 on the substrate 10, the depth in the hole 11 herein and is not specially limited, Ke Yiyi
The factors such as the thickness according to actual base 10 are adjusted flexibly.
Substrate 10 in the present embodiment four is for example also possible to PI substrate, and glass substrate has been removed in Figure 14, specifically
It can be and formerly form hole 11 on the side of substrate 10, glass substrate is removed later, then in the other side of the substrate 10
Upper formation hole 11.
Hole 11 positioned at 10 opposite sides of substrate can correspond, and can not also correspond to, such as be interspersed.
It is shown as the case where corresponding in Figure 17, so as to use identical mask plate, saves cost.
Later, Figure 18 is please referred to, forms electrode layer 12 in the side of the substrate 10.In the present embodiment, the electrode
Layer 12 can be arbitrary electrode layer in embodiment one or embodiment two, such as the electrode being shown as in embodiment two in Figure 18
Layer.
The touch screen structure in the present embodiment is formed as a result,.
Identical with embodiment two to be, electrode layer 12 can also be filled in hole 11, to improve electrode layer 12 and substrate
10 binding force.
Later, Figure 19 is please referred to, coats light on the touch screen structure at least one side opposite with display panel 20
Glue-line 30 is learned, to realize that the bonding of the touch screen structure Yu display panel 20, the optical adhesive layer 30 fill the hole 11.
The optical adhesive layer 30 can select unanimously with embodiment one.
For example, the optical adhesive layer 30 can be coated in display panel 20 towards on the side of shown touch screen structure,
It is also possible to be coated in the touch screen structure towards (the i.e. described substrate 10 and the electrode on the side of shown display panel 20
12 opposite side of layer), it can also be while being coated on display panel 20 and touch screen structure.
Optical adhesive layer 30 is also partially fill in hole 11 as a result, thus optical adhesive layer also may be implemented with touch screen it is compound,
With effect close or identical with embodiment one.
In conclusion touch screen structure provided by the invention, touch control display apparatus and preparation method thereof, the touch screen knot
Structure includes substrate, and the substrate is equipped with multiple holes at least adjacent to the one side of display panel；And it is separate positioned at the substrate
Electrode layer on the one side of the display panel, the electrode layer realize touch function.The touch control display apparatus includes aobvious
Show panel, touch screen structure and the optical adhesive layer between the display panel and the touch screen structure；The touch screen
Structure is touch screen structure as described above, and the optical adhesive layer is at least set to the touch screen structure and the display panel
On opposite one side, to realize the touch screen structure and the display panel bonds and fills the hole.Therefore, pass through touching
It touches and is equipped with hole in the substrate of screen structure, and optical adhesive layer fills the hole, realize the compound of optical adhesive layer and touch screen structure,
Bending performance is effectively increased, film layer segregation phenomenon is avoided to occur；Also, since optical adhesive layer can be filled into hole, improve
The adhesive force of optical adhesive layer and substrate also just helps so as to reduce optical adhesive layer in the thickness of touch screen structure side
In the thickness for reducing entire touch control display apparatus；
Further, the hole includes through-hole, to preferably improve multiplicity, film layer is avoided to separate.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of touch screen structure characterized by comprising
Substrate, the substrate are equipped with multiple holes at least adjacent to the one side of display panel；And
Electrode layer on one side of the substrate far from the display panel, the electrode layer realize touch function.
2. touch screen structure as described in claim 1, which is characterized in that the multiple hole is through-hole and/or blind hole.
3. touch screen structure as claimed in claim 2, which is characterized in that when the multiple hole is through-hole, then from the substrate
The one side far from the display panel is through to close to the one side of display panel.
4. touch screen structure as claimed in claim 2, which is characterized in that when the multiple hole is blind hole, then the blind hole is set
The substrate is placed on the one side of the display panel, or, the blind hole is set to the substrate close to the display
On the one side of panel and on one side of the substrate far from the display panel.
5. touch screen structure as described in claim 3 or 4, which is characterized in that the multiple hole is evenly spaced in the touch
Shield in structure, the aperture in the hole is 0.01mm~5mm, and the spacing between adjacent holes is 0.01mm~5mm.
6. touch screen structure as described in claim 1, which is characterized in that the multiple hole is respectively from the separate electrode layer
The aperture of one end is greater than the aperture close to one end of the electrode layer.
7. a kind of touch control display apparatus, which is characterized in that including display panel, touch screen structure and be located at the display panel with
Optical adhesive layer between the touch screen structure；The touch screen structure is the touching as described in any one of claim 1-6
Screen structure is touched, the optical adhesive layer is at least set to the touch screen structure wherein one side opposite with the display panel
On, the touch screen structure is bonded by the optical adhesive layer and the display panel, and fills the multiple hole.
8. a kind of production method of touch control display apparatus characterized by comprising
One substrate is provided；
Multiple holes are formed on one side of the substrate at least adjacent to display panel；
The electrode layer for realizing touch function, the substrate are formed on one side of the substrate far from the display panel
Touch screen structure is formed with the electrode layer；And
Optical adhesive layer is coated on the touch screen structure at least one side opposite with display panel, to realize the touch screen
The bonding of structure and display panel, the optical adhesive layer fill the hole.
9. the production method of touch control display apparatus as claimed in claim 8, which is characterized in that the substrate is polyimide-based
Bottom, on a substrate by polyimide substrate coating, and described in being formed on the polyimide substrate by mask plate
Multiple holes form after electrode layer on one side of the substrate far from the display panel, the substrate are removed, with shape
At the touch screen structure.
10. the production method of touch control display apparatus as claimed in claim 8, which is characterized in that the touch screen structure with
Optical adhesive layer is coated on the opposite at least one side of display panel specifically: in the substrate close to the side of the display panel
Face and/or the display panel coat optical adhesive layer on the one side of the substrate and realize bonding.
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| CN201810785722.0A CN109002212B (en) | 2018-07-17 | 2018-07-17 | Touch screen structure, touch display device and manufacturing method thereof |
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| Publication number | Publication date |
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| CN109002212B (en) | 2023-03-17 |
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Application publication date: 20181214 Assignee: YUNGU (GU'AN) TECHNOLOGY Co.,Ltd.|BAZHOU YUNGU ELECTRONIC TECHNOLOGY Co.,Ltd.|KUNSHAN NEW FLAT PANEL DISPLAY TECHNOLOGY CENTER Co.,Ltd. Assignor: KUNSHAN GO-VISIONOX OPTO-ELECTRONICS Co.,Ltd. Contract record no.: X2019990000156 Denomination of invention: Touch screen structure, touch display device and manufacturing method thereof License type: Common License Record date: 20191030 |
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Effective date of registration: 20191210 Address after: No. 2 Xiangshan Avenue, Yongning Street, Zengcheng District, Guangzhou, Guangdong province (the core of Zengcheng economic and Technological Development Zone) Applicant after: Guangzhou Guoxian Technology Co.,Ltd. Address before: 215300, No. 1, Longteng Road, Kunshan Development Zone, Jiangsu, Suzhou, 4 Applicant before: KUNSHAN GO-VISIONOX OPTO-ELECTRONICS Co.,Ltd. |
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