CN109213348A - Touch-control display panel and preparation method thereof and display - Google Patents

Touch-control display panel and preparation method thereof and display Download PDF

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Publication number
CN109213348A
CN109213348A CN201710518399.6A CN201710518399A CN109213348A CN 109213348 A CN109213348 A CN 109213348A CN 201710518399 A CN201710518399 A CN 201710518399A CN 109213348 A CN109213348 A CN 109213348A
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CN
China
Prior art keywords
layer
touch
cathode
display panel
control display
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.)
Pending
Application number
CN201710518399.6A
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Chinese (zh)
Inventor
刘胜芳
陈建平
张浩杰
闵超
李雪原
董晴晴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kunshan New Flat Panel Display Technology Center Co Ltd
Kunshan Govisionox Optoelectronics Co Ltd
Kunshan Guoxian Photoelectric Co Ltd
Original Assignee
Kunshan New Flat Panel Display Technology Center Co Ltd
Kunshan Guoxian Photoelectric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kunshan New Flat Panel Display Technology Center Co Ltd, Kunshan Guoxian Photoelectric Co Ltd filed Critical Kunshan New Flat Panel Display Technology Center Co Ltd
Priority to CN201710518399.6A priority Critical patent/CN109213348A/en
Publication of CN109213348A publication Critical patent/CN109213348A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412Digitisers structurally integrated in a display
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04103Manufacturing, 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)
  • Electroluminescent Light Sources (AREA)

Abstract

A kind of touch-control display panel and preparation method thereof, display, the touch-control display panel includes substrate layer, luminescent layer, cathode layer and pixel control layer, the luminescent layer is set on the substrate layer, the cathode layer is set on the luminescent layer, the cathode layer includes a plurality of cathode string, the first spacer column extended in a first direction is provided on the substrate layer, the pixel control layer includes the first touch function layer, the first touch function layer is set in first spacer column, and between two adjacent cathode strings, gap is formed between the electrode array.The touch-control display panel can further realize the lightening of display panel.

Description

Touch-control display panel and preparation method thereof and display
Technical field
The present invention relates to technical field of touch-control display, especially touch-control display panel and preparation method thereof and display.
Background technique
Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) is low with operating voltage, responds The advantages that speed is fast, luminous efficiency is high, visual angle is wide and operating temperature range is wide is conducive to lightening, the low-power consumption of display device And curved design, thus there is very vast potential for future development in the field of display device.The lightening of OLED display panel becomes One important developing direction.
In the display panel that display screen is combined with touch device, (the touch panel insertion of In-Cell touch-control display panel Into display panel) because its be more advantageous to realize display panel it is lightening and receive more and more attention.
In traditional In-Cell touch-control display panel, although touch control display apparatus is set to the inside of display screen, but with Display screen is independent from each other, and therefore, the components of such touch-control display panel are more, and structure is complicated, to display panel into one It walks and lightening causes obstruction.
Summary of the invention
The purpose of the present invention is to provide a kind of touch-control display panel and with the display of the touch-control display panel, the touching Control display panel can further realize the lightening of display panel.
The present invention provides a kind of touch-control display panel, including substrate layer, luminescent layer, cathode layer and pixel control layer, described Luminescent layer is set on the substrate layer, and the cathode layer is set on the luminescent layer, and the cathode layer includes a plurality of cathode It goes here and there, the first spacer column extended in a first direction is provided on the substrate layer, the pixel control layer includes the first touch-control function Ergosphere, the first touch function layer are set in first spacer column, and between two adjacent cathode strings, Gap is formed between the electrode array.
Further, the cathode layer is made with the first touch function layer same layer.
It further, include being provided with insulating layer between the cathode layer and the first touch function layer.
Further, the pixel control layer further includes the second touch function layer, and the insulating layer is also integrally formed at Between one touch function layer and the second touch function layer.
Further, the extending direction of the first touch function layer is identical as the extending direction of first spacer column.
Further, multiple subpixel areas are formed on the touch-control display panel, each cathode string is divided into Including multiple pixel cathodes, the shape of the pixel cathode and the shape of the subpixel area are adapted, each sub- picture The pixel cathode is provided on plain region.
Further, the second spacer column extended in a second direction, first interval are additionally provided on the substrate layer Column and second spacer column are arranged in a crossed manner, and each subpixel area is by two adjacent first spacer columns and two Adjacent second spacer column surrounds, and the cathode string is divided into multiple described by second spacer column in a second direction Pixel cathode.
The present invention also provides a kind of production method of touch-control display panel provided by the invention, this method includes following step It is rapid:
First spacer column for forming luminescent layer on the substrate layer and extending in a first direction;
The cathode string and the first touch function layer are formed, is formed in the cathode string on the luminescent layer, institute It states the first touch function layer to be formed between two cathode strings, and the first touch function layer is made to be formed in described first In spacer column.
Further, same using evaporation coating method in the step of forming the cathode string and the first touch function layer Layer forms the cathode string and the first touch function layer.
The present invention also provides a kind of display, the display includes touch-control display panel, the touch-control display panel, Including substrate layer, luminescent layer, cathode layer and pixel control layer, the luminescent layer is set on the substrate layer, the cathode layer It is set on the luminescent layer, the cathode layer includes a plurality of cathode string, is provided with and extends in a first direction on the substrate layer The first spacer column, the pixel control layer includes the first touch function layer, and the first touch function layer is set to described the In one spacer column, and between two adjacent cathode strings, gap is formed between the electrode array.
In the present invention, by the way that the first touch function layer to be set between two cathode strings, and make the first touch function Gap is formed between layer and cathode string, pixel control layer is provided independently from no longer on cathode layer, but makes the first touch-control function Ergosphere protrudes into cathode layer, reduces the total height of pixel control layer and cathode layer, while avoiding pixel control layer and cathode layer Between mutually have an impact, the lightening of touch-control display panel can be further realized.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention, And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects, features and advantages of the invention can It is clearer and more comprehensible, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is the cross section structure schematic diagram of touch-control display panel provided in an embodiment of the present invention.
Fig. 2 is the overlooking structure diagram of the installation position of cathode and the first touch function layer in Fig. 1.
Decomposition diagram is made for touch-control display panel provided in this embodiment in Fig. 3 A- Fig. 3 E.
Fig. 4 is the production flow diagram of touch-control display panel provided by the invention.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with Attached drawing and preferred embodiment, it is as follows that the present invention is described in detail.
The present invention provides a kind of touch-control display panel and the display with the touch-control display panel, the touch-control display panel It can further realize the lightening of display panel.
Fig. 1 is the cross section structure schematic diagram of touch-control display panel provided in an embodiment of the present invention, as shown in Figure 1, of the invention The touch-control display panel that embodiment provides successively includes substrate layer 10, luminescent layer 20, cathode layer 30, pixel control layer from bottom to up 40 and thin-film encapsulation layer 50.Luminescent layer 20 is set on substrate layer 10, and cathode layer 30 is set on luminescent layer 20, on substrate layer 10 It is additionally provided with the first spacer column 71 extended along first direction (see X-direction in Fig. 2), the first spacer column 71 divides cathode layer 30 For a plurality of cathode string 31, the first spacer column 71 is set between two cathode strings 31, and pixel control layer 40 includes the first touch-control function Ergosphere 41, the second touch function layer 42, and be set to exhausted between the first touch function layer 41 and the second touch function layer 42 Edge layer 43, the first touch function layer 41 are set in the first spacer column 71, and between two adjacent cathode strings 31, and first Gap is formed between touch function layer 41 and cathode string 31, thin-film encapsulation layer 50 is set on the second touch function layer 42, and Luminescent layer 20, cathode layer 30 and pixel control layer 40 are located between substrate layer 10 and thin-film encapsulation layer 50.
In the present invention, by the way that the first touch function layer 41 to be set between two cathode strings 31, and make the first touch-control Gap is formed between functional layer 41 and cathode string 31, is provided independently from pixel control layer 40 no longer on cathode layer 30, but It protrudes into the first touch function layer 41 in cathode layer 30, reduces the total height of pixel control layer 40 Yu cathode layer 30, keep away simultaneously Exempt from mutually to have an impact between pixel control layer 40 and cathode layer 30, the lightening of touch-control display panel can be further realized.
It should be noted that in the present embodiment, luminescent layer 20 not only includes the hair being made of electroluminescent organic material Light film further includes hole injection layer, hole transport layer and electronics transfer layer etc..Substrate layer 10 may include anode, control circuit Layer and glass substrate etc..The laying mode and control mode of above layers are same as the prior art, do not describe herein.
Further, in order to reduce the processing procedure of touch-control display panel, in the present embodiment, cathode layer 30 and the first touch-control function 41 same layer of ergosphere is made.It is provided with insulating layer 43 in gap between the first touch function layer 41 and cathode layer 30, to prevent First touch function layer 41 generates interference with cathode layer 30 between each other.In order to reduce processing procedure, the first touch function layer 41 and 43 one of insulating layer between insulating layer 43 and the first touch function layer 41 and cathode layer 30 between two touch function layers 42 Molding.
In the present embodiment, light removing layer is no longer provided independently between cathode layer 30 and thin-film encapsulation layer 50, insulation Layer 43 is multiplexed with light removing layer, to be further reduced the thickness of touch-control display panel.
Fig. 2 is the overlooking structure diagram of the installation position of cathode and the first touch function layer 41 in Fig. 1, such as Fig. 1 and Fig. 2 It is shown, it is formed with multiple subpixel areas 60 in the present embodiment, on touch-control display panel, is all provided in each subpixel area 60 It is equipped with a luminescent layer 20, the second interval extended in a second direction (see Y-direction in Fig. 2) is additionally provided on touch-control display panel Column 72, the first spacer column 71 and the second spacer column 72 are arranged in a crossed manner, and each subpixel area 60 is spaced by two adjacent first Column 71 and two adjacent second spacer columns 72 surround.Subpixel area 60 includes red subpixel areas 61, green sub-pixels Region 62 and blue subpixel areas 63, red subpixel areas 61, green subpixel areas 62 and blue subpixel areas 63 Sequentially laid in array.
In the present embodiment, the first touch function layer 41 is identical as the extending direction of the first spacer column 71, the second touch-control function The extending direction of ergosphere 42 can according to need and be arranged, can be identical as the extending direction of the second spacer column 72, can also be with The extending direction of second spacer column 72 is different, it is not limited here.
Further, in the present embodiment, each cathode string 31 can be in a strip shape.In other embodiments, second Spacer column 72 can separate cathode string 31 namely the first spacer column 71 and the second spacer column 72 for cathode string 31 in a second direction Multiple pixel cathodes 32 are divided into, the shape of pixel cathode 32 and the shape of subpixel area 60 are adapted, each sub-pixel area A pixel cathode 32 is provided on domain 60.That is, cathode layer 30 can also be common by the pixel cathode 32 laid in array Composition.Such structure can be further reduced the thickness of touch-control display panel.
Decomposition diagram is made for touch-control display panel provided in this embodiment in Fig. 3 A- Fig. 3 E, and Fig. 4 provides for the present invention Touch-control display panel production flow diagram.As shown in Fig. 3 A to Fig. 3 E and Fig. 4, the present invention also provides a kind of above-mentioned touchings of production The method for controlling display panel, this method comprises the following steps:
S1: the first spacer column 71 for forming luminescent layer 20 on substrate layer 10 and extending in a first direction;
S2: cathode string 31 and the first touch function layer 41 are formed, is formed in cathode string 31 on luminescent layer 20, the first touch-control Functional layer 41 is formed between two cathode strings 31, and is formed in the first touch function layer 41 in first spacer column 71;
In other embodiments, the step further include:
Insulating layer 43 is formed on cathode layer 30 and the first touch function layer 41;
The second touch function layer 42 is formed on insulating layer 43;
Thin-film encapsulation layer 50 is formed on the second touch function layer 42.
More specifically, in S2 step, cathode layer 30 and the first touch function layer 41 are formed using vapor deposition mode same layer.
In the S3 step, when forming insulating layer 43, insulating layer 43 is formed simultaneously in the first touch function layer 41 and second Between touch function layer 42 and between the first touch function layer 41 and cathode string 31.Further, when forming insulating layer 43, Insulating layer 43 is multiplexed with light removing layer.
In the present invention, by the way that the first touch function layer 41 to be set between two cathode strings 31, and make the first touch-control Gap is formed between functional layer 41 and cathode string 31, is provided independently from pixel control layer 40 no longer on cathode layer 30, but It protrudes into the first touch function layer 41 in cathode layer 30, reduces the total height of pixel control layer 40 Yu cathode layer 30, keep away simultaneously Exempt from mutually to have an impact between pixel control layer 40 and cathode layer 30, the lightening of touch-control display panel can be further realized.
The present invention also provides a kind of displays, which includes touch-control display panel provided by the invention, about this The other structures of display, refer to the prior art, and details are not described herein.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification It is right according to the technical essence of the invention for the equivalent embodiment of equivalent variations, but without departing from the technical solutions of the present invention Any simple modification, equivalent change and modification made by above embodiments, all of which are still within the scope of the technical scheme of the invention.

Claims (10)

1. a kind of touch-control display panel, including substrate layer, luminescent layer, cathode layer and pixel control layer, the luminescent layer are set to On the substrate layer, the cathode layer is set on the luminescent layer, and the cathode layer includes a plurality of cathode string, the substrate layer On be provided with the first spacer column extended in a first direction, the pixel control layer includes the first touch function layer, described first Touch function layer is set in first spacer column, and between two adjacent cathode strings, with the electrode array Between be formed with gap.
2. touch-control display panel according to claim 1, it is characterised in that: the cathode layer and first touch function Layer same layer is made.
3. touch-control display panel according to claim 1, it is characterised in that: the cathode layer and first touch function Insulating layer is provided between layer.
4. touch-control display panel according to claim 3, it is characterised in that: the pixel control layer further includes the second touch-control Functional layer, the insulating layer are also integrally formed between the first touch function layer and the second touch function layer.
5. touch-control display panel according to claim 1, it is characterised in that: the extending direction of the first touch function layer It is identical as the extending direction of first spacer column.
6. touch-control display panel according to claim 1, it is characterised in that: be formed on the touch-control display panel multiple Subpixel area, each cathode string include multiple pixel cathodes, the shape and the subpixel area of the pixel cathode Shape be adapted, the pixel cathode is provided in each subpixel area.
7. touch-control display panel according to claim 6, it is characterised in that: be additionally provided on the substrate layer along second party To the second spacer column of extension, first spacer column and second spacer column are arranged in a crossed manner, each subpixel area It is surrounded by two adjacent first spacer columns and two adjacent second spacer columns, second spacer column is second The cathode string is divided into multiple pixel cathodes on direction.
8. a kind of production method of touch-control display panel as claimed in any of claims 1 to 7 in one of claims, it is characterised in that: should Method includes the following steps:
First spacer column for forming luminescent layer on the substrate layer and extending in a first direction;
The cathode string and the first touch function layer are formed, is formed in the cathode string on the luminescent layer, described One touch function layer is formed between two cathode strings, and the first touch function layer is made to be formed in first interval On column.
9. the production method of touch-control display panel according to claim 8, it is characterised in that: formed the cathode string and In the step of first touch function layer, the cathode string and first touch function are formed using evaporation coating method same layer Layer.
10. a kind of display, it is characterised in that: the display includes touch-control display panel, the touch-control display panel, including Substrate layer, luminescent layer, cathode layer and pixel control layer, the luminescent layer are set on the substrate layer, the cathode layer setting In on the luminescent layer, the cathode layer includes a plurality of cathode string, and extended in a first direction is provided on the substrate layer One spacer column, the pixel control layer include the first touch function layer, and the first touch function layer is set between described first In spacer post, and between two adjacent cathode strings, gap is formed between the electrode array.
CN201710518399.6A 2017-06-29 2017-06-29 Touch-control display panel and preparation method thereof and display Pending CN109213348A (en)

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Application publication date: 20190115