WO2021248598A1 - 触控显示装置 - Google Patents

触控显示装置 Download PDF

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Publication number
WO2021248598A1
WO2021248598A1 PCT/CN2020/100095 CN2020100095W WO2021248598A1 WO 2021248598 A1 WO2021248598 A1 WO 2021248598A1 CN 2020100095 W CN2020100095 W CN 2020100095W WO 2021248598 A1 WO2021248598 A1 WO 2021248598A1
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WO
WIPO (PCT)
Prior art keywords
light
touch
display device
substrate
disposed
Prior art date
Application number
PCT/CN2020/100095
Other languages
English (en)
French (fr)
Inventor
黄东晨
郑净远
Original Assignee
惠州市华星光电技术有限公司
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 惠州市华星光电技术有限公司 filed Critical 惠州市华星光电技术有限公司
Priority to US16/961,717 priority Critical patent/US11775093B2/en
Publication of WO2021248598A1 publication Critical patent/WO2021248598A1/zh

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/13338Input devices, e.g. touch panels
    • 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/02Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
    • H01L27/12Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
    • H01L27/1214Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
    • H01L27/124Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/20Filters
    • G02B5/201Filters in the form of arrays
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/30Polarising elements
    • G02B5/3025Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/133308Support structures for LCD panels, e.g. frames or bezels
    • G02F1/133317Intermediate frames, e.g. between backlight housing and front frame
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2202/00Materials and properties
    • G02F2202/28Adhesive materials or arrangements
    • 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
    • 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
    • G06F2203/04107Shielding in digitiser, i.e. guard or shielding arrangements, mostly for capacitive touchscreens, e.g. driven shields, driven grounds

Definitions

  • the present invention relates to the field of display technology, and in particular to a touch display device.
  • the existing touch screen is mainly composed of the display panel and the touch panel through the frame glue frame.
  • the display panel and the touch panel The parts located in the non-display area are all opaque structures.
  • the light that cures the sealant cannot pass through the display panel and touch panel on the upper and lower sides of the sealant to cure the sealant under light, so that the display panel and the touch panel can be cured.
  • the control panel is framed, only the side light curing method can be used to cure the frame glue, but it is limited by the narrow distance between the display panel and the touch panel, and the light reflectivity of the display panel and the touch panel is relatively low.
  • the change direction increases the frame width of a box structure such as a touch screen.
  • the display panel and the touch panel can only be framed by side light curing. Because the area of the frame glue illuminated by the curing light and the intensity of the light are small, the curing rate of the frame glue is low. Insufficient curing depth results in the need for a larger sealant width to ensure that the display panel and the touch panel are bonded into a box, which changes the direction to increase the width of the frame of the touch screen.
  • the present application provides a touch display device to solve the problem that the display panel and the touch panel in the existing touch display screen can only be framed by side-light curing. Because the frame glue is exposed to the area of the curing light and the light The strength is small, resulting in insufficient curing rate and curing depth of the sealant, which leads to the need for a larger sealant width to ensure that the display panel and the touch panel are bonded into a box.
  • the change direction increases the technology such as the width of the touch screen frame problem.
  • the present application provides a touch display device, which includes a display area and a non-display area adjacent to the display area.
  • the touch display device includes a display panel and a touch panel that are arranged opposite to each other.
  • a first narrow bezel glue located in the non-display area is provided between the touch panels;
  • the display panel includes a non-display light-transmitting portion located in the non-display area and corresponding to the position of the first narrow bezel glue.
  • the display panel includes a first light-transmitting substrate and a second light-transmitting substrate that are arranged opposite to each other, and there is provided between the first light-transmitting substrate and the second light-transmitting substrate.
  • the second transparent substrate is located in the non-display area.
  • the first light-transmitting substrate includes a TFT glass substrate, a thin film transistor layer disposed on the TFT glass substrate, and a portion of the thin film transistor layer located in the non-display area includes a plurality of films disposed on the TFT glass substrate.
  • the second light-transmitting substrate includes a color film glass substrate.
  • the touch display device further includes a light shielding layer located in the non-display area, and the light shielding layer is disposed in the touch panel.
  • the touch panel includes a packaging cover plate and a touch substrate disposed opposite to each other, and the non-display area is provided between the packaging cover plate and the touch substrate.
  • the light-shielding layer is disposed between the third narrow frame glue and the packaging cover plate.
  • the touch display device further includes a color filter layer, and the color filter layer includes a first hollow portion located in the non-display area;
  • the color filter layer is disposed in the display panel, and the second narrow frame glue extends into the first hollow portion, so that the second narrow frame glue The two sides are respectively bonded to the first light-transmitting substrate and the second light-transmitting substrate;
  • the color film layer is disposed on a side of the first light-transmitting substrate close to the second light-transmitting substrate, or
  • the color filter layer is disposed on a side of the second light-transmitting substrate close to the first light-transmitting substrate.
  • the color filter layer is provided in the touch panel, and the color filter layer and the light shielding layer are provided in the same layer on the packaging cover plate close to the touch panel.
  • One side of the substrate, and the light shielding layer is located in the first hollow portion.
  • the color film layer includes a black matrix and a plurality of color resists arranged between the black matrix, and the material of the black matrix is the same as that of the light shielding layer. It is a one-piece structure.
  • the touch display device further includes an upper polarizer, and the upper polarizer includes a second hollow portion located in the non-display area;
  • the upper polarizer is disposed on a side of the display panel close to the touch panel, and the first narrow frame glue extends into the second hollow part, so that the first narrow frame glue and the Display panel bonding; or
  • the upper polarizer is disposed on a side of the touch substrate close to the packaging cover, and the third narrow frame glue extends into the second hollow part, so that the third narrow frame glue and the Touch substrate bonding.
  • the touch display device further includes a lower polarizer disposed on a side of the display panel away from the touch panel, and the lower polarizer includes a lower polarizer disposed on the non-display The third hollow part in the area and corresponding to the position of the non-display light-transmitting part.
  • the beneficial effect of the present application is that in the present application, the part of the display panel corresponding to the position of the first narrow border glue and located in the non-display area is set as the non-display light-transmitting part, which is convenient for frame bonding on the display panel and the touch panel.
  • the bottom light curing method can be used to make the curing light pass through the non-display light-transmitting part of the display panel to cure the first narrow frame glue.
  • the first narrow frame glue is greatly increased.
  • the area of the narrow bezel glue exposed to the curing light and the overall light intensity of the first narrow bezel glue increase the curing rate of the first narrow bezel glue and facilitate the use of a smaller width of the first narrow bezel glue to realize display panels and touch panels
  • the frame is pasted into a box, which realizes a narrow frame of a box structure such as a touch display device; obviously, the touch display device of this application reduces part of the light-shielding structure, and uses the bottom light curing method to improve the curing efficiency of the sealant This saves part of the process steps for manufacturing the light-shielding structure in the touch display device and the curing time of the frame glue, and the manufacturing process is mature, which facilitates the manufacture of the narrow-frame touch display device.
  • FIG. 1 is a schematic diagram of the first structure of a touch display device in an embodiment of the application
  • FIG. 2 is a schematic diagram of a second structure of the touch display device in an embodiment of the application.
  • FIG. 3 is a top view of the first light-transmitting substrate in the non-display area in an embodiment of the application;
  • Fig. 4 is a schematic cross-sectional structure view in the direction of A-A in Fig. 3;
  • FIG. 5 is a schematic diagram of a third structure of the touch display device in an embodiment of the application.
  • FIG. 6 is a schematic block diagram of the flow of a first manufacturing method of a touch display device in an embodiment of the application
  • FIG. 7 is a schematic block diagram of the flow of a second manufacturing method of a touch display device in an embodiment of the application.
  • FIG. 8 is a schematic block diagram of the flow of a third manufacturing method of the touch display device in an embodiment of the application.
  • first and second are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with “first” and “second” may explicitly or implicitly include one or more of the features. In the description of the present application, "a plurality of" means two or more than two, unless otherwise specifically defined.
  • connection should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected or integrally connected; it can be mechanically connected, it can be electrical connection or it can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two components or the interaction of two components relation.
  • connection should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected or integrally connected; it can be mechanically connected, it can be electrical connection or it can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two components or the interaction of two components relation.
  • the "above” or “below” of the first feature of the second feature may include direct contact between the first and second features, or may include the first and second features Not in direct contact but through other features between them.
  • “above”, “above” and “above” the second feature of the first feature include the first feature being directly above and obliquely above the second feature, or merely indicating that the level of the first feature is higher than that of the second feature.
  • the “below”, “below” and “below” of the second feature of the first feature include the first feature directly below and obliquely below the second feature, or it simply means that the level of the first feature is smaller than the second feature.
  • the present application provides a touch display device, as shown in FIG. 1 to FIG. 2, comprising a display area 100 and a non-display area 200 adjacent to the display area 100, and the touch display device includes relatively arranged displays Panel 1 and touch panel 2, a first narrow bezel glue 31 located in the non-display area 200 is provided between the display panel 1 and the touch panel 2;
  • the display panel 1 includes a non-display light-transmitting portion 10 located in the non-display area 200 and corresponding to the position of the first narrow bezel 31.
  • the existing touch screen is mainly composed of a display panel and a touch panel through a frame glue frame, wherein the display panel and the part of the touch panel located in the non-display area are all opaque structures.
  • the light for curing the sealant cannot pass through the display panel and touch panel on the upper and lower sides of the sealant to cure the sealant under the light, so that the display panel and the touch panel can only be cured by side light when they are framed.
  • Curing the sealant but limited by the narrow distance between the display panel and the touch panel, and the low reflectivity of the display panel and the touch panel to light, etc., the area and illumination of the sealant exposed to the curing light
  • the strength of the seal is small, resulting in insufficient curing rate and curing depth of the sealant, resulting in the need for a larger sealant width to ensure the bonding of the display panel and the touch panel into a box, and the change of direction has increased the box such as touch screens.
  • the width of the frame of the structure in this embodiment, the portion of the display panel 1 corresponding to the position of the first narrow frame glue 31 and located in the non-display area 200 is set as the non-display light-transmitting portion 10, which is convenient for the display panel 1 and
  • the bottom light curing method can be adopted, so that the curing light passes through the non-display light-transmitting part 10 in the display panel 1 to cure the first narrow frame glue 31, which is compared with the side light curing
  • the area of the first narrow border glue 31 illuminated by the curing light and the overall intensity of the first narrow border glue 31 exposed to light are greatly increased, and the curing rate of the first narrow border glue 31 is improved, making it easier to use smaller widths.
  • the first narrow bezel glue 31 of the display panel 1 and the touch panel 2 are pasted into a box, which realizes the narrowing of the frame of the box structure such as a touch display device.
  • the display panel 1 includes a non-display light-transmitting portion 10 corresponding to the position of the first narrow bezel glue 31, and connects the display panel 1 with the first narrow bezel glue 31
  • the part corresponding to the position is set as the non-display light-transmitting part 10, so that when the display panel 1 and the touch panel 2 are framed, the bottom light curing method can be used to make the curing light pass through the non-display light-transmitting part in the display panel 1.
  • the light section 10 cures the first narrow frame glue 31; obviously, in a box-structured device such as a touch display device, the first narrow frame glue 31 is placed on the display panel 1 and the touch panel 2
  • the thickness between the thickness is much smaller than the width of the first narrow border glue 31 in the direction parallel to the display panel 1.
  • the bottom light curing method is adopted at the display panel 1. This method not only greatly increases the area of the first narrow bezel glue 31 that is irradiated by the curing light, but also reduces the curing depth of the first narrow bezel glue 31 that the curing light needs to penetrate, and improves the first narrow bezel glue.
  • the curing rate of 31 facilitates the use of the first narrow bezel glue 31 with a smaller width to realize the frame bonding of the display panel 1 and the touch panel 2 into a box, which reduces the width of the frame of a box structure such as a touch display device.
  • the portion of the display panel 1 corresponding to the position of the first narrow bezel 31 is set as a non-display light-transmitting portion 10, and the non-display light-transmitting portion 10 is provided with a light-transmitting portion.
  • the light performance enables the bottom light curing method to be used in the manufacturing process of the display panel 1.
  • the narrow frame of the display panel 1 can also be realized.
  • the display panel 1 includes a first light-transmitting substrate 11 and a second light-transmitting substrate 12 disposed oppositely, and the first light-transmitting substrate 11 and the second light-transmitting substrate 12
  • a second narrow bezel glue 13 located in the non-display area 200 is provided between the two light-transmitting substrates 12, and the non-display light-transmitting portion 10 includes a second narrow bezel glue 13 and is located in the non-display area 200 Part of the first light-transmitting substrate 11 and part of the second light-transmitting substrate 12;
  • a frame glue curing light source such as an ultraviolet light source is arranged on the side of the touch display device close to the display panel 1, so that the curing light of the ultraviolet light source sequentially passes through the first transparent substrate 11 and the second narrow substrate.
  • the frame glue 13 and the second light-transmitting substrate 12 are then irradiated to the first narrow frame glue
  • the first light-transmitting substrate 11 includes a TFT (Thin Film Transistor) glass substrate 111, and a thin film transistor layer disposed on the TFT glass substrate 111 112.
  • the portion of the thin film transistor layer 112 located in the non-display area 200 includes a plurality of first metal traces 1121 disposed on the TFT glass substrate 111, and a plurality of first metal traces 1121 disposed on the TFT glass substrate 111.
  • the curing light can sequentially pass through the TFT glass substrate 111, the gaps between the plurality of first metal traces 1121, and the first metal traces 1121.
  • a transparent insulating layer 1122, a gap between a plurality of the second metal traces 1123, and a second transparent insulating layer 1124 realize the light transmission of the first transparent substrate 11.
  • the touch display device further includes a light shielding layer 40 located in the non-display area 200, and the light shielding layer 40 is disposed in the touch panel 2
  • the light shielding layer 40 is used to shield the portion of the touch display device located in the non-display area 200, obviously, in order to ensure that the display panel 1 and the touch panel 2
  • the bottom light curing method can be used for frame sticker curing.
  • the light shielding layer 40 can be arranged in the area of the touch display device on the side of the first narrow bezel glue 31 away from the display panel 1. In an embodiment, the light shielding layer 40 is disposed in the touch panel 2.
  • the touch panel 2 includes a package cover 21 and a touch substrate 22 that are arranged opposite to each other.
  • this structure not only allows the light-shielding layer 40 to limit the externally displayed display image of the display panel 1 to
  • the display area 100 also facilitates shielding of the part of the touch display device located in the non-display area 200 to prevent the touch display device from being visible from the outside of the touch display device
  • the internal structure affects the appearance of the product.
  • the existing touch screen is mainly composed of a display panel and a touch panel with a protective cover.
  • the protective cover is restricted by physical strengthening and has a thickness of at least 3.0mm, which is much larger than that of liquid crystal panels, etc.
  • the thickness of the display panel, in addition to the protective cover, the touch panel also includes a touch substrate and an optical adhesive layer for bonding the protective cover and the touch substrate to further increase the thickness difference between the display panel and the touch panel.
  • the thinner display panel will bend and deform toward the touch substrate.
  • the touch panel will also be integrated between the protective cover and the touch substrate.
  • the optical glue is limited in bending; in this embodiment, the packaging cover 21 and the touch substrate 22 are bonded through a third narrow frame glue 23, so that the touch panel 2 is formed into a box similar to the display panel 1.
  • the structure also solves the problem of limited bending of the touch panel 2 caused by the use of a whole-surface optical glue bonding structure; in addition, it is obvious that the thinner the thickness of the touch panel 2, the easier it is to bend, and the touch panel with a box structure 2 The thickness of the touch panel 2 can also be greatly reduced to avoid excessive bending and deformation of the display panel 1 toward the touch substrate 22 when the vacuum frame is attached.
  • the touch display device further includes a color filter layer 50, and the color filter layer 50 includes a first hollow portion 51 located in the non-display area 200;
  • the color filter layer 50 is disposed in the display panel 1 or the touch panel 2; it can be understood that the color filter layer 50 includes a first hollow portion 51 located in the non-display area 200, and That is, the part of the color filter layer 50 located in the non-display area 200 is removed, so that the color filter layer 50 is located in the display area 100 to prevent the color filter layer 50 from affecting the display panel 1
  • the light transmission effect in the non-display area 200 can ensure the curing effect of the bottom light curing of the first narrow border glue 31.
  • the color filter layer 50 is disposed in the display panel 1, and the second narrow bezel glue 13 extends into the first hollow portion 51 to make The two sides of the second narrow border glue 13 are respectively bonded to the first light-transmitting substrate 11 and the second light-transmitting substrate 12;
  • the color filter layer 50 is disposed on the side of the first light-transmitting substrate 11 close to the second light-transmitting substrate 12, or
  • the color filter layer 50 is disposed on a side of the second transparent substrate 12 close to the first transparent substrate 11.
  • the second narrow bezel glue 13 extends into the first hollow part 51 to fill the first hollow part 51, and the original color film layer 50 is located in the non-display area 200
  • the part of the display panel 1 is replaced with the transparent second narrow bezel glue 13, which not only ensures that the boxed structure of the display panel 1 is not affected, but also ensures that all of the display panel 1 located in the non-display area 200
  • the light transmittance of the non-display light transmitting portion 10 is to facilitate the bottom light curing of the first narrow border glue 31.
  • the color filter layer 50 may be arranged on the side of the first light-transmitting substrate 11 close to the second light-transmitting substrate 12, or may be arranged on the second light-transmitting substrate 12 close to the first light-transmitting substrate 12. Obviously, when the color filter layer 50 can be disposed on the side of the first transparent substrate 11 close to the second transparent substrate 12, at this time, the first transparent substrate 11
  • the light-transmitting substrate 11 is a COA (CF on Array, color resist layer on the array) type substrate.
  • the color filter layer 50 is arranged in the touch panel 2, and the color filter layer 50 and the light shielding layer 40 are arranged in the same layer on the packaging cover 21 close to One side of the touch substrate 22, and the light-shielding layer 40 is located in the first hollow portion 51; it is understandable that the color film layer 50 and the light-shielding layer 40 can be arranged in the same layer.
  • the packaging cover 21 is close to the side of the touch substrate 22, so that the integrity of the touch display device is better.
  • the color film layer 50 includes a black matrix 52 and is disposed on the black matrix 52.
  • the black matrix 52 is made of the same material as the light-shielding layer 40 and is an integrally formed structure; obviously, the black matrix 52 and the light-shielding layer 40 are an integrally formed structure. It is formed at one time by one manufacturing process, which saves process steps and has better integrity, so I won't repeat it here.
  • the touch display device further includes an upper polarizer 60, and the upper polarizer 60 includes a second hollow portion 61 located in the non-display area 200; in:
  • the upper polarizer 60 is disposed on a side of the display panel 1 close to the touch panel 2, and the first narrow bezel glue 31 extends into the second hollow portion 61, so that the first The narrow frame glue 31 is bonded to the display panel 1; or
  • the upper polarizer 60 is disposed on a side of the touch substrate 22 close to the packaging cover 21, and the third narrow frame glue 23 extends into the second hollow portion 61, so that the third The narrow frame glue 23 is bonded to the touch substrate 22.
  • the upper polarizer 60 is hollowed out in the non-display area 200 to form a second hollow portion 61, so as to avoid the upper polarizer 60 from blocking the curing light and avoid the bottom light curing Curing light affects; specifically, as shown in FIG. 1, the upper polarizer 60 can be arranged on the side of the display panel 1 close to the touch panel 2, by extending the first narrow bezel glue 31 Into the second hollow portion 61, the first narrow bezel glue 31 is bonded to the display panel 1, which prevents the upper polarizer 60 from being exposed to light curing at the bottom of the first narrow bezel glue 31 The blocking of curing light also ensures the stability of the box structure of the touch panel 2 and the display panel 1 in the touch display device.
  • the upper polarizer 60 may also It is arranged on the side of the touch substrate 22 close to the packaging cover 21. It is worth noting that, as mentioned above, the curing rate of the bottom light curing method is significantly better than the curing rate of the side light curing method. In the embodiment, not only the first narrow border glue 31 and the second narrow border glue 13 can be cured by bottom light, but the third narrow border glue 23 can also be cured by bottom light. In order to avoid the upper polarizer 60 is arranged on the side of the touch substrate 22 close to the package cover 21 to influence the curing light when the third narrow frame glue 23 is cured by bottom light.
  • the third narrow frame glue 23 is bonded to the touch substrate 22, which prevents the upper polarizer 60 from curing during the light curing of the bottom of the third narrow frame glue 23
  • the shielding of light also ensures the stability of the box structure of the packaging cover 21 and the touch substrate 22 in the touch panel 2.
  • the touch display device further includes a lower polarizer 70 disposed on a side of the display panel 1 away from the touch panel 2, and the lower polarizer 70 70 includes a third hollow portion 71 located in the non-display area 200 and corresponding to the position of the non-display light-transmitting portion 10; obviously, the third hollow portion 71 and the non-display light-transmitting portion 10 The relative position is used to prevent the lower polarizer 70 from blocking the curing light passing through the non-display light transmitting portion 10.
  • This application also provides a manufacturing method of a touch display device, as shown in FIG. 6, including the following steps:
  • Step S100 Provide a touch panel 2 and a display panel 1.
  • the touch display device includes a display area 100 and a non-display area 200 adjacent to the display area 100, wherein the display panel 1 is in the A non-display light transmitting portion 10 is formed in the non-display area 200; and
  • Step S200 forming a first narrow bezel glue 31 located in the non-display area 200 on the touch panel 2 or the display panel 1, and align the touch panel 2 with the display panel 1.
  • the bottom light is used to make the curing light irradiate the first narrow bezel glue 31 through the non-display light-transmitting portion 10, so that the first narrow bezel glue 31 is cured.
  • the first narrow bezel glue 31 can be formed in the non-display area 200 by coating or dispensing.
  • a side light curing method can also be assisted. Do restrictions.
  • the providing a display panel 1 includes:
  • Step S111 providing a first light-transmitting substrate 11 and a second light-transmitting substrate 12;
  • Step S112 forming a second narrow bezel glue 13 in the non-display area 200 on the first light-transmitting substrate 11 or the second light-transmitting substrate 12, and connecting the first light-transmitting substrate 11 and the The second light-transmitting substrates 12 are aligned, and the second narrow bezel glue 13 is cured by bottom light to form a structure including the second narrow bezel glue 13 and the part located in the non-display area 200 The non-display light-transmitting portion 10 of the first light-transmitting substrate 11 and part of the second light-transmitting substrate 12.
  • the second narrow frame glue 13 may be bottomed on the side of the first light-transmitting substrate 11
  • the light curing can also be the bottom light curing of the second narrow frame glue 13 on the side of the second light-transmitting substrate 12.
  • the bottom of the second narrow frame glue 13 can also be bottomed from both sides at the same time.
  • the second narrow border glue 13 is cured on the side of the second transparent substrate 12 Perform bottom light curing.
  • the providing a touch panel 2 includes:
  • Step S121 providing a packaging cover 21 and a touch substrate 22, and forming a light shielding layer 40 in the non-display area 200 on the packaging cover 21;
  • Step S122 forming a third narrow frame glue 23 located in the non-display area 200 on the touch substrate 22 or the light shielding layer 40, and align the package cover 21 with the touch substrate 22 ,
  • the third narrow frame glue 23 is cured by performing bottom illumination on the side of the touch substrate 22.
  • the package cover 21 is provided with the side of the touch substrate 22
  • the bottom light curing of the third narrow border glue 23 is selected on the side of the touch substrate 22.
  • the manufacturing method of the touch display device may further include the following steps:
  • Step S300 Bend the touch panel 2 and the display panel 1 so that the display panel 1 is bent into an arc-shaped curved surface structure, and the touch panel 2 is disposed on the arc-shaped display panel 1
  • the concave side is compatible with the shape of the touch panel 2.
  • a bending step is also included.
  • the boxed structure reduces the thickness of the touch panel 2 and also avoids the original structure of the entire surface optical glue restricting bending, thereby facilitating the bending of the touch display device to form a curved touch display screen.
  • the portion of the display panel 1 corresponding to the position of the first narrow bezel 31 and located in the non-display area 200 is set as the non-display light-transmitting portion 10, which is convenient for the display panel 1 and the touch panel. 2
  • the bottom light curing method can be adopted, so that the curing light passes through the non-display light-transmitting part 10 in the display panel 1 to cure the first narrow bezel glue 31.
  • the narrow frame glue 31 realizes the frame bonding of the display panel 1 and the touch panel 2 into a box, and realizes the narrow frame of the box structure such as a touch display device; obviously, the touch display device of the present application reduces part of the light-shielding structure, and
  • the bottom light curing method improves the curing efficiency of the sealant, saves part of the process steps for making the light-shielding structure in the touch display device and the curing time of the sealant.
  • the manufacturing process is mature and facilitates the manufacture of a narrow-frame touch display device.

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Abstract

本申请提出了一种触控显示装置,所述触控显示装置包括显示区和与所述显示区相邻的非显示区,所述触控显示装置包括相对设置的显示面板和触控面板,所述显示面板与所述触控面板之间设有位于所述非显示区内的第一窄边框胶;其中,所述显示面板包括位于所述非显示区内且与所述第一窄边框胶的位置相对应的非显示透光部。

Description

触控显示装置 技术领域
本发明涉及显示技术领域,尤其涉及一种触控显示装置。
背景技术
随着显示技术的发展,窄边框大尺寸触控显示成为行业的关注焦点,现有触控显示屏主要由显示面板与触控面板通过框胶框贴组成,其中,显示面板和触控面板中位于非显示区内的部分均为不透光的结构,固化框胶的光线无法从框胶上下两侧的显示面板和触控面板穿过以对框胶进行底部光照固化,使得显示面板与触控面板进行框贴时只能采用侧向光照固化的方式对框胶进行固化,但受限于显示面板与触控面板之间间距较窄,以及显示面板与触控面板对光线的反射率较低等因素,使得框胶受固化光线光照的面积和光照的强度较小,造成框胶的固化率和固化深度不足,导致需要较大的框胶宽度以保证显示面板与触控面板的粘接成盒,变向增加了诸如触控显示屏等成盒结构的边框宽度。
技术问题
现有触控显示屏中,显示面板与触控面板只能采用侧向光照固化的方式进行框贴,由于框胶受固化光线光照的面积和光照的强度较小,造成框胶的固化率和固化深度不足,导致需要较大的框胶宽度以保证显示面板与触控面板的粘接成盒,变向增加了诸如触控显示屏边框宽度。
技术解决方案
本申请提供一种触控显示装置,以解决现有触控显示屏中显示面板与触控面板只能采用侧向光照固化的方式进行框贴,由于框胶受固化光线光照的面积和光照的强度较小,造成框胶的固化率和固化深度不足,导致需要较大的框胶宽度以保证显示面板与触控面板的粘接成盒,变向增加了诸如触控显示屏边框宽度的技术问题。
为解决上述问题,本申请提供的技术方案如下:
本申请提供了一种触控显示装置,包括显示区和与所述显示区相邻的非显示区,所述触控显示装置包括相对设置的显示面板和触控面板,所述显示面板与所述触控面板之间设有位于所述非显示区内的第一窄边框胶;
其中,所述显示面板包括位于所述非显示区内且与所述第一窄边框胶的位置相对应的非显示透光部。
在本申请所提供的触控显示装置中,所述显示面板包括相对设置的第一透光基板和第二透光基板,所述第一透光基板与所述第二透光基板之间设有位于所述非显示区内的第二窄边框胶,所述非显示透光部包括第二窄边框胶、及位于所述非显示区内的部分所述第一透光基板和部分所述第二透光基板。
所述第一透光基板包括TFT玻璃基板、设置于所述TFT玻璃基板上的薄膜晶体管层,所述薄膜晶体管层位于所述非显示区内的部分包括设置于所述TFT玻璃基板上的多条第一金属走线、设置于所述TFT玻璃基板和多条所述第一金属走线上且覆盖多条所述第一金属走线的第一透明绝缘层、设置于所述第一透明绝缘层上的多条第二金属走线、及设置于所述第一透明绝缘层和多条所述第二金属走线上且覆盖多条所述第二金属走线的第二透明绝缘层,所述第二透光基板包括彩膜玻璃基板。
在本申请所提供的触控显示装置中,所述触控显示装置还包括位于所述非显示区内的遮光层,所述遮光层设置于所述触控面板内。
在本申请所提供的触控显示装置中,所述触控面板包括相对设置的封装盖板和触控基板,所述封装盖板与所述触控基板之间设有位于所述非显示区内的第三窄边框胶,所述遮光层设置于所述第三窄边框胶与所述封装盖板之间。
在本申请所提供的触控显示装置中,所述触控显示装置还包括彩膜层,所述彩膜层包括位于所述非显示区内的第一镂空部;
所述彩膜层设置于所述显示面板或所述触控面板内。
在本申请所提供的触控显示装置中,所述彩膜层设置于所述显示面板内,所述第二窄边框胶延伸至所述第一镂空部内,以使所述第二窄边框胶两侧分别与所述第一透光基板和所述第二透光基板粘接;其中
所述彩膜层设置于所述第一透光基板靠近所述第二透光基板的一侧,或
所述彩膜层设置于所述第二透光基板靠近所述第一透光基板的一侧。
在本申请所提供的触控显示装置中,所述彩膜层设置于所述触控面板内,所述彩膜层与所述遮光层同层设置于所述封装盖板靠近所述触控基板的一侧,且所述遮光层位于所述第一镂空部内。
在本申请所提供的触控显示装置中,所述彩膜层包括黑色矩阵和设置于所述黑色矩阵之间的多个色阻,所述黑色矩阵的材料与所述遮光层的材料相同且为一体成型结构。
在本申请所提供的触控显示装置中,所述触控显示装置还包括上偏光片,所述上偏光片包括位于所述非显示区内的第二镂空部;其中:
所述上偏光片设置于所述显示面板靠近所述触控面板的一侧,且所述第一窄边框胶延伸至所述第二镂空部内,以使所述第一窄边框胶与所述显示面板粘接;或
所述上偏光片设置于所述触控基板靠近所述封装盖板的一侧,所述第三窄边框胶延伸至所述第二镂空部内,以使所述第三窄边框胶与所述触控基板粘接。
在本申请所提供的触控显示装置中,所述触控显示装置还包括设置于所述显示面板远离所述触控面板一侧的下偏光片,所述下偏光片包括位于所述非显示区内且与所述非显示透光部的位置相对应的第三镂空部。
有益效果
本申请的有益效果为:本申请通过将显示面板中与第一窄边框胶位置相对应且位于非显示区内的部分设置为非显示透光部,便于在显示面板与触控面板进行框贴时,可以采用底部光照固化的方式,使固化光线穿过显示面板中的非显示透光部对第一窄边框胶进行固化,相比于侧向光照固化的方式,极大的增加了第一窄边框胶受固化光线光照的面积以及第一窄边框胶整体受光照的强度,提高了第一窄边框胶的固化率,便于使用较小宽度的第一窄边框胶实现显示面板与触控面板的框贴成盒,实现了诸如触控显示装置等成盒结构的窄边框化;显然,本申请触控显示装置减少了部分遮光结构,并采用底部光照固化的方式提升了框胶的固化效率,节省了触控显示装置中制作遮光结构的部分工艺步骤以及框胶固化时间,制作工艺成熟,便于窄边框触控显示装置的制作。
附图说明
为了更清楚地说明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单介绍,显而易见地,下面描述中的附图仅仅是发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1为本申请实施例中触控显示装置的第一种结构示意图;
图2为本申请实施例中触控显示装置的第二种结构示意图;
图3为本申请实施例中第一透光基板在所述非显示区内的俯视图;
图4为图3中A-A方向上的剖面结构示意图;
图5为本申请实施例中触控显示装置的第三种结构示意图;
图6为本申请实施例中触控显示装置的第一种制作方法的流程示意框图;
图7为本申请实施例中触控显示装置的第二种制作方法的流程示意框图;及
图8为本申请实施例中触控显示装置的第三种制作方法的流程示意框图。
本发明的实施方式
以下各实施例的说明是参考附加的图示,用以例示本发明可用以实施的特定实施例。本发明所提到的方向用语,例如[上]、[下]、[前]、[后]、[左]、[右]、[内]、[外]、[侧面]等,仅是参考附加图式的方向。因此,使用的方向用语是用以说明及理解本发明,而非用以限制本发明。在图中,结构相似的单元是用以相同标号表示。
在本申请的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”、“顺时针”、“逆时针”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本申请和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本申请的限制。此外,术语“第一”、“第二”仅用于描述目的,而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个所述特征。在本申请的描述中,“多个”的含义是两个或两个以上,除非另有明确具体的限定。
在本申请的描述中,需要说明的是,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地连接;可以是机械连接,也可以是电连接或可以相互通讯;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通或两个元件的相互作用关系。对于本领域的普通技术人员而言,可以根据具体情况理解上述术语在本申请中的具体含义。
在本申请中,除非另有明确的规定和限定,第一特征在第二特征之“上”或之“下”可以包括第一和第二特征直接接触,也可以包括第一和第二特征不是直接接触而是通过它们之间的另外的特征接触。而且,第一特征在第二特征“之上”、“上方”和“上面”包括第一特征在第二特征正上方和斜上方,或仅仅表示第一特征水平高度高于第二特征。第一特征在第二特征“之下”、“下方”和“下面”包括第一特征在第二特征正下方和斜下方,或仅仅表示第一特征水平高度小于第二特征。
下文的公开提供了许多不同的实施方式或例子用来实现本申请的不同结构。为了简化本申请的公开,下文中对特定例子的部件和设置进行描述。当然,它们仅仅为示例,并且目的不在于限制本申请。此外,本申请可以在不同例子中重复参考数字和/或参考字母,这种重复是为了简化和清楚的目的,其本身不指示所讨论各种实施方式和/或设置之间的关系。此外,本申请提供了的各种特定的工艺和材料的例子,但是本领域普通技术人员可以意识到其他工艺的应用和/或其他材料的使用。
现结合具体实施例对本申请的技术方案进行描述。
本申请提供了一种触控显示装置,如图1至图2所示,包括显示区100和与所述显示区100相邻的非显示区200,所述触控显示装置包括相对设置的显示面板1和触控面板2,所述显示面板1与所述触控面板2之间设有位于所述非显示区200内的第一窄边框胶31;
其中,所述显示面板1包括位于所述非显示区200内且与所述第一窄边框胶31的位置相对应的非显示透光部10。
可以理解的是,现有触控显示屏主要由显示面板与触控面板通过框胶框贴组成,其中,显示面板和触控面板中位于非显示区内的部分均为不透光的结构,固化框胶的光线无法从框胶上下两侧的显示面板和触控面板穿过以对框胶进行底部光照固化,使得显示面板与触控面板进行框贴时只能采用侧向光照固化的方式对框胶进行固化,但受限于显示面板与触控面板之间间距较窄,以及显示面板与触控面板对光线的反射率较低等因素,使得框胶受固化光线光照的面积和光照的强度较小,造成框胶的固化率和固化深度不足,导致需要较大的框胶宽度以保证显示面板与触控面板的粘接成盒,变向增加了诸如触控显示屏等成盒结构的边框宽度;本实施例中,通过将显示面板1中与第一窄边框胶31位置相对应且位于非显示区200内的部分设置为非显示透光部10,便于在显示面板1与触控面板2进行框贴时,可以采用底部光照固化的方式,使固化光线穿过显示面板1中的非显示透光部10对第一窄边框胶31进行固化,相比于侧向光照固化的方式,极大的增加了第一窄边框胶31受固化光线光照的面积以及第一窄边框胶31整体受光照的强度,提高了第一窄边框胶31的固化率,便于使用较小宽度的第一窄边框胶31实现显示面板1与触控面板2的框贴成盒,实现了诸如触控显示装置等成盒结构的窄边框化。
承上,本实施例中,所述显示面板1包括与所述第一窄边框胶31位置相对应的非显示透光部10,将所述显示面板1中与所述第一窄边框胶31位置相对应的部分设置为非显示透光部10,便于在显示面板1与触控面板2进行框贴时,可以采用底部光照固化的方式,使固化光线穿过显示面板1中的非显示透光部10对第一窄边框胶31进行固化;显然,在诸如触控显示装置等成盒结构的装置中,所述第一窄边框胶31在所述显示面板1与所述触控面板2之间的厚度远小于所述第一窄边框胶31在平行于所述显示面板1方向上的宽度,相比于侧向光照固化的方式,采用在所述显示面板1处进行底部光照固化的方式,不仅极大的增加了所述第一窄边框胶31受到固化光线照射的面积,还降低了固化光线需要穿透所述第一窄边框胶31的固化深度,提高了第一窄边框胶31的固化率,便于使用较小宽度的第一窄边框胶31实现显示面板1与触控面板2的框贴成盒,减小了诸如触控显示装置等成盒结构的边框宽度。值得注意的是,本实施例中,将所述显示面板1中与所述第一窄边框胶31位置相对应的部分设置为非显示透光部10,所述非显示透光部10具备透光的性能,使得在所述显示面板1的制作过程中也可以采用底部光照固化的方式,如前所述,也可实现所述显示面板1的窄边框化。
在一实施例中,如图1至图2所示,所述显示面板1包括相对设置的第一透光基板11和第二透光基板12,所述第一透光基板11与所述第二透光基板12之间设有位于所述非显示区200内的第二窄边框胶13,所述非显示透光部10包括第二窄边框胶13、及位于所述非显示区200内的部分所述第一透光基板11和部分所述第二透光基板12;可以理解的是,在所述显示面板1与所述触控面板2框贴进行底部光照固化的过程中,将诸如紫外光源等框胶固化光源设置于所述触控显示装置中靠近所述显示面板1的一侧,使所述紫外光源的固化光线依次穿过所述第一透光基板11、第二窄边框胶13及所述第二透光基板12后照射至所述第一窄边框胶31,从而实现对所述第一窄边框胶31进行底部光照固化。
承上,具体的,如图3至图4所示,所述第一透光基板11包括TFT(Thin Film Transistor;薄膜晶体管)玻璃基板111、设置于所述TFT玻璃基板111上的薄膜晶体管层112,所述薄膜晶体管层112位于所述非显示区200内的部分包括设置于所述TFT玻璃基板111上的多条第一金属走线1121、设置于所述TFT玻璃基板111和多条所述第一金属走线1121上且覆盖多条所述第一金属走线1121的第一透明绝缘层1122、设置于所述第一透明绝缘层1122上的多条第二金属走线1123、及设置于所述第一透明绝缘层1122和多条所述第二金属走线1123上且覆盖多条所述第二金属走线1123的第二透明绝缘层1124,所述第二透光基板12包括彩膜玻璃基板。在所述显示面板1与所述触控面板2框贴进行底部光照固化的过程中,固化光线可以依次穿过TFT玻璃基板111、多条所述第一金属走线1121之间的间隙、第一透明绝缘层1122、多条所述第二金属走线1123的间隙、及第二透明绝缘层1124实现所述第一透光基板11的透光。
在一实施例中,如图1至图2所示,所述触控显示装置还包括位于所述非显示区200内的遮光层40,所述遮光层40设置于所述触控面板2内;可以理解的是,所述遮光层40用于对所述触控显示装置中位于所述非显示区200内的部分进行遮光,显然,为了保证所述显示面板1与所述触控面板2能采用底部光照固化的方式进行框贴固化,可以将所述遮光层40设置于所述述触控显示装置中所述第一窄边框胶31远离所述显示面板1一侧的区域中,本实施例中,所述遮光层40设置于所述触控面板2内。
承上,具体的,如图1至图2所示,所述触控面板2包括相对设置的封装盖板21和触控基板22,所述封装盖板21与所述触控基板22之间设有位于所述非显示区200内的第三窄边框胶23,所述遮光层40设置于所述第三窄边框胶23与所述封装盖板21之间;可以理解的是,也即使将所述遮光层40设置于所述封装盖板21靠近所述触控基板22的一侧,显然,此种结构不仅使所述遮光层40将所述显示面板1对外显示的显示画面限制在所述显示区100,而且,也便于对所述触控显示装置位于所述非显示区200内的部分进行遮挡,避免从所述触控显示装置外侧可以之间看到所述触控显示装置内部的结构而影响产品的外观。
值得注意的是,现有触控显示屏主要由显示面板和具备保护盖板的触控面板组成,其中,保护盖板由于受到物理强化的限制,厚度至少大于3.0mm,远大于诸如液晶面板等显示面板的厚度,除保护盖板外,触控面板还包括触控基板和粘接保护盖板与触控基板的光学胶层,进一步加大显示面板与触控面板的厚度差,在将显示面板与触控面板进行真空框贴时,会使厚度较薄的显示面板向触控基板弯曲靠拢变形,此外,触控面板也会由于设置在保护盖板与触控基板之间整面性的光学胶而弯曲受限;本实施例中,将所述封装盖板21与所述触控基板22通过第三窄边框胶23粘合,使触控面板2形成与显示面板1相似的成盒结构,也解决了采用整面性光学胶粘合结构导致触控面板2弯曲受限的问题;此外,显然触控面板2的厚度越薄越容易折弯,而采用成盒结构的触控面板2也可大幅降低触控面板2的厚度,避免真空框贴时显示面板1向触控基板22方向过度弯曲而变形。
在一实施例中,如图1至图2所示,所述触控显示装置还包括彩膜层50,所述彩膜层50包括位于所述非显示区200内的第一镂空部51;所述彩膜层50设置于所述显示面板1或所述触控面板2内;可以理解的是,所述彩膜层50包括位于所述非显示区200内的第一镂空部51,也即是将所述彩膜层50位于所述非显示区200内的部分去掉,使所述彩膜层50位于所述显示区100内,避免所述彩膜层50影响所述显示面板1在所述非显示区200内的透光效果,以保证底部光照固化所述第一窄边框胶31的固化效果。
承上,本实施例中,如图1所示,所述彩膜层50设置于所述显示面板1内,所述第二窄边框胶13延伸至所述第一镂空部51内,以使所述第二窄边框胶13两侧分别与所述第一透光基板11和所述第二透光基板12粘接;其中
所述彩膜层50设置于所述第一透光基板11靠近所述第二透光基板12的一侧,或
所述彩膜层50设置于所述第二透光基板12靠近所述第一透光基板11的一侧。
可以理解的是,所述第二窄边框胶13延伸至所述第一镂空部51内,以填充所述第一镂空部51,将原所述彩膜层50位于所述非显示区200内的部分替换为透明的所述第二窄边框胶13,不仅保证了所述显示面板1的成盒结构不受影响,也保证了所述显示面板1中位于所述非显示区200内的所述非显示透光部10的透光性,以便于底部光照固化所述第一窄边框胶31。此外,所述彩膜层50即可以设置于所述第一透光基板11靠近所述第二透光基板12的一侧,也可以设置于所述第二透光基板12靠近所述第一透光基板11的一侧,显然,当所述彩膜层50即可以设置于所述第一透光基板11靠近所述第二透光基板12的一侧时,此时,所述第一透光基板11为COA(CF on Array,色阻层位于阵列上)型基板。
本实施例中,如图2所示,所述彩膜层50设置于所述触控面板2内,所述彩膜层50与所述遮光层40同层设置于所述封装盖板21靠近所述触控基板22的一侧,且所述遮光层40位于所述第一镂空部51内;可以理解的是,可以将所述彩膜层50与所述遮光层40同层设置于所述封装盖板21靠近所述触控基板22的一侧,使得所述触控显示装置的整体性更好,具体的,所述彩膜层50包括黑色矩阵52和设置于所述黑色矩阵52之间的多个色阻53,所述黑色矩阵52的材料与所述遮光层40的材料相同且为一体成型结构;显然,所述黑色矩阵52与所述遮光层40为一体成型结构,可以用过一道制程一次成型,节约了工艺步骤,也具备较好的整体性,在此不再赘述。
在一实施例中,如图1至图2所示,所述触控显示装置还包括上偏光片60,所述上偏光片60包括位于所述非显示区200内的第二镂空部61;其中:
所述上偏光片60设置于所述显示面板1靠近所述触控面板2的一侧,且所述第一窄边框胶31延伸至所述第二镂空部61内,以使所述第一窄边框胶31与所述显示面板1粘接;或
所述上偏光片60设置于所述触控基板22靠近所述封装盖板21的一侧,所述第三窄边框胶23延伸至所述第二镂空部61内,以使所述第三窄边框胶23与所述触控基板22粘接。
可以理解的是,将所述上偏光片60在所述非显示区200内进行镂空以形成第二镂空部61,以避免所述上偏光片60对固化光线的遮挡,避免对底部光照固化的固化光线造成影响;具体的,如图1所示,所述上偏光片60可以设置于所述显示面板1靠近所述触控面板2的一侧,通过将所述第一窄边框胶31延伸至所述第二镂空部61内,使所述第一窄边框胶31与所述显示面板1粘接,既避免所述上偏光片60在所述第一窄边框胶31底部光照固化中对固化光线的遮挡,也保证了所述触控显示装置中所述触控面板2与所述显示面板1成盒结构的稳定性,此外,如图2所示,所述上偏光片60也可以设置于所述触控基板22靠近所述封装盖板21的一侧,值得注意的是,如前所述,采用底部光照固化方式的固化率明显优于采用侧向光照方式的固化率,本实施例中,不仅所述第一窄边框胶31和所述第二窄边框胶13可以采用底部光照固化,所述第三窄边框胶23也可以采用底部光照固化,为避免所述上偏光片60设置于所述触控基板22靠近所述封装盖板21的一侧影响所述第三窄边框胶23采用底部光照固化时的固化光线,通过将所述第三窄边框胶23延伸至所述第二镂空部61内,使所述第三窄边框胶23与所述触控基板22粘接,既避免所述上偏光片60在所述第三窄边框胶23底部光照固化中对固化光线的遮挡,也保证了所述触控面板2中所述封装盖板21与所述触控基板22成盒结构的稳定性。
在一实施例中,如图1至图2所示,所述触控显示装置还包括设置于所述显示面板1远离所述触控面板2一侧的下偏光片70,所述下偏光片70包括位于所述非显示区200内且与所述非显示透光部10的位置相对应的第三镂空部71;显然,所述第三镂空部71与所述非显示透光部10的位置相对应用于避免所述下偏光片70对穿过所述非显示透光部10的固化光线的遮挡。
本申请还提供一种触控显示装置的制作方法,如图6所示,包括以下步骤:
步骤S100:提供一触控面板2和一显示面板1,所述触控显示装置包括显示区100和与所述显示区100相邻的非显示区200,其中,所述显示面板1在所述非显示区200内形成有非显示透光部10;及
步骤S200:在所述触控面板2或所述显示面板1上形成位于所述非显示区200内的第一窄边框胶31,将所述触控面板2与所述显示面板1对合,采用底部光照的方式使固化光线穿过所述非显示透光部10照射至所述第一窄边框胶31,以使所述第一窄边框胶31固化。
可以理解的是,在所述触控面板2与所述显示面板1对合之前,所述第一窄边框胶31可以采用涂布或点胶等方式,在所述非显示区200内形成于所述触控面板2或所述显示面板1上,具体在,在采用底部光照的方式固化所述第一窄边框胶31的过程中,还可以辅助采用侧向光照固化的方式,在此不做限制。
在本申请所提供的触控显示装置的制作方法中,如图7所示,所述提供一显示面板1包括:
步骤S111:提供一第一透光基板11和一第二透光基板12;及
步骤S112:在所述第一透光基板11或所述第二透光基板12上形成位于所述非显示区200内的第二窄边框胶13,将所述第一透光基板11与所述第二透光基板12对合,采用底部光照的方式将所述第二窄边框胶13固化,以形成包括所述第二窄边框胶13、及位于所述非显示区200内的部分所述第一透光基板11和部分所述第二透光基板12的非显示透光部10。
可以理解的是,具体采用底部光照的方式将所述第二窄边框胶13固化的过程中,即可以是在所述第一透光基板11一侧对所述第二窄边框胶13进行底部光照固化,也可以是在所述第二透光基板12一侧对所述第二窄边框胶13进行底部光照固化,当然,还可以同时从两侧对所述第二窄边框胶13进行底部光照固化;在只能选择一侧对所述第二窄边框胶13进行底部光照固化时,显然,如前所述第一透光基板11在所述非显示区200内设有遮挡部分固化光线的多条所述第一金属走线1121和多条所述第二金属走线1123,本实施例中,选择在所述第二透光基板12一侧对所述第二窄边框胶13固化进行底部光照固化。
在本申请所提供的触控显示装置的制作方法中,如图7所示,所述提供一触控面板2包括:
步骤S121:提供一封装盖板21和一触控基板22,在所述封装盖板21上形成位于所述非显示区200内的遮光层40;及
步骤S122:在所述触控基板22或所述遮光层40上形成位于所述非显示区200内的第三窄边框胶23,将所述封装盖板21与所述触控基板22对合,采用在所述触控基板22一侧进行底部光照的方式将所述第三窄边框胶23固化。
可以理解的是,具体采用底部光照的方式将所述第三窄边框胶23固化的过程中,如前所述,所述封装盖板21靠近所述触控基板22的一侧设有所述遮光层40,本实施例中,选择在所述触控基板22一侧对所述第三窄边框胶23进行底部光照固化。
值得注意的是,如图8所示,所述触控显示装置的制作方法还可以包括以下步骤:
步骤S300:将所述触控面板2和所述显示面板1折弯,以使所述显示面板1弯曲呈弧型曲面结构,所述触控面板2设置于呈弧型的所述显示面板1内凹的一侧且与所述触控面板2的形状相适应。
可以理解的是,如图5所示,将所述触控面板2和所述显示面板1进框贴后,还包括一折弯步骤,在折弯过程中,由于所述触控面板2的成盒结构,降低了所述触控面板2的厚度,也避免原有整面性光学胶限制折弯的结构,从而便于所述触控显示装置折弯形成曲面触控显示屏。
综上所述,本申请通过将显示面板1中与第一窄边框胶31位置相对应且位于非显示区200内的部分设置为非显示透光部10,便于在显示面板1与触控面板2进行框贴时,可以采用底部光照固化的方式,使固化光线穿过显示面板1中的非显示透光部10对第一窄边框胶31进行固化,相比于侧向光照固化的方式,极大的增加了第一窄边框胶31受固化光线光照的面积以及第一窄边框胶31整体受光照的强度,提高了第一窄边框胶31的固化率,便于使用较小宽度的第一窄边框胶31实现显示面板1与触控面板2的框贴成盒,实现了诸如触控显示装置等成盒结构的窄边框化;显然,本申请触控显示装置减少了部分遮光结构,并采用底部光照固化的方式提升了框胶的固化效率,节省了触控显示装置中制作遮光结构的部分工艺步骤以及框胶固化时间,制作工艺成熟,便于窄边框触控显示装置的制作。
综上所述,虽然本发明已以优选实施例揭露如上,但上述优选实施例并非用以限制本发明,本领域的普通技术人员,在不脱离本发明的精神和范围内,均可作各种更动与润饰,因此本发明的保护范围以权利要求界定的范围为准。

Claims (19)

  1. 一种触控显示装置,包括显示区和与所述显示区相邻的非显示区,所述触控显示装置包括相对设置的显示面板和触控面板,所述显示面板与所述触控面板之间设有位于所述非显示区内的第一窄边框胶;
    其中,所述显示面板包括位于所述非显示区内且与所述第一窄边框胶的位置相对应的非显示透光部。
  2. 根据权利要求1所述的触控显示装置,其中,所述显示面板包括相对设置的第一透光基板和第二透光基板,所述第一透光基板与所述第二透光基板之间设有位于所述非显示区内的第二窄边框胶,所述非显示透光部包括第二窄边框胶、及位于所述非显示区内的部分所述第一透光基板和部分所述第二透光基板。
  3. 根据权利要求2所述的触控显示装置,其中,所述第一透光基板包括TFT玻璃基板、设置于所述TFT玻璃基板上的薄膜晶体管层,所述薄膜晶体管层位于所述非显示区内的部分包括设置于所述TFT玻璃基板上的多条第一金属走线、设置于所述TFT玻璃基板和多条所述第一金属走线上且覆盖多条所述第一金属走线的第一透明绝缘层、设置于所述第一透明绝缘层上的多条第二金属走线、及设置于所述第一透明绝缘层和多条所述第二金属走线上且覆盖多条所述第二金属走线的第二透明绝缘层,所述第二透光基板包括彩膜玻璃基板。
  4. 根据权利要求2所述的触控显示装置,其中,所述触控显示装置还包括位于所述非显示区内的遮光层,所述遮光层设置于所述触控面板内。
  5. 根据权利要求4所述的触控显示装置,其中,所述触控面板包括相对设置的封装盖板和触控基板,所述封装盖板与所述触控基板之间设有位于所述非显示区内的第三窄边框胶,所述遮光层设置于所述第三窄边框胶与所述封装盖板之间。
  6. 根据权利要求5所述的触控显示装置,其中,所述触控显示装置还包括彩膜层,所述彩膜层包括位于所述非显示区内的第一镂空部;
    所述彩膜层设置于所述显示面板或所述触控面板内。
  7. 根据权利要求6所述的触控显示装置,其中,所述彩膜层设置于所述显示面板内,所述第二窄边框胶延伸至所述第一镂空部内,以使所述第二窄边框胶两侧分别与所述第一透光基板和所述第二透光基板粘接;其中
    所述彩膜层设置于所述第一透光基板靠近所述第二透光基板的一侧,或
    所述彩膜层设置于所述第二透光基板靠近所述第一透光基板的一侧。
  8. 根据权利要求6所述的触控显示装置,其中,所述彩膜层设置于所述触控面板内,所述彩膜层与所述遮光层同层设置于所述封装盖板靠近所述触控基板的一侧,且所述遮光层位于所述第一镂空部内。
  9. 根据权利要求8所述的触控显示装置,其中,所述彩膜层包括黑色矩阵和设置于所述黑色矩阵之间的多个色阻,所述黑色矩阵的材料与所述遮光层的材料相同且为一体成型结构。
  10. 根据权利要求5所述的触控显示装置,其中,所述触控显示装置还包括上偏光片,所述上偏光片包括位于所述非显示区内的第二镂空部;其中:
    所述上偏光片设置于所述显示面板靠近所述触控面板的一侧,且所述第一窄边框胶延伸至所述第二镂空部内,以使所述第一窄边框胶与所述显示面板粘接;或
    所述上偏光片设置于所述触控基板靠近所述封装盖板的一侧,所述第三窄边框胶延伸至所述第二镂空部内,以使所述第三窄边框胶与所述触控基板粘接。
  11. 根据权利要求2所述的触控显示装置,其中,所述触控显示装置还包括设置于所述显示面板远离所述触控面板一侧的下偏光片,所述下偏光片包括位于所述非显示区内且与所述非显示透光部的位置相对应的第三镂空部。
  12. 一种触控显示装置,包括显示区和与所述显示区相邻的非显示区,所述触控显示装置包括相对设置的显示面板和触控面板,所述显示面板与所述触控面板之间设有位于所述非显示区内的第一窄边框胶;
    其中,所述显示面板包括位于所述非显示区内且与所述第一窄边框胶的位置相对应的非显示透光部;
    所述显示面板包括相对设置的第一透光基板和第二透光基板,所述第一透光基板与所述第二透光基板之间设有位于所述非显示区内的第二窄边框胶,所述非显示透光部包括第二窄边框胶、及位于所述非显示区内的部分所述第一透光基板和部分所述第二透光基板;
    所述触控显示装置还包括位于所述非显示区内的遮光层,所述遮光层设置于所述触控面板内;
    所述触控显示装置还包括设置于所述显示面板远离所述触控面板一侧的下偏光片,所述下偏光片包括位于所述非显示区内且与所述非显示透光部的位置相对应的第三镂空部。
  13. 根据权利要求12所述的触控显示装置,其中,所述第一透光基板包括TFT玻璃基板、设置于所述TFT玻璃基板上的薄膜晶体管层,所述薄膜晶体管层位于所述非显示区内的部分包括设置于所述TFT玻璃基板上的多条第一金属走线、设置于所述TFT玻璃基板和多条所述第一金属走线上且覆盖多条所述第一金属走线的第一透明绝缘层、设置于所述第一透明绝缘层上的多条第二金属走线、及设置于所述第一透明绝缘层和多条所述第二金属走线上且覆盖多条所述第二金属走线的第二透明绝缘层,所述第二透光基板包括彩膜玻璃基板。
  14. 根据权利要求12所述的触控显示装置,其中,所述触控面板包括相对设置的封装盖板和触控基板,所述封装盖板与所述触控基板之间设有位于所述非显示区内的第三窄边框胶,所述遮光层设置于所述第三窄边框胶与所述封装盖板之间。
  15. 根据权利要求14所述的触控显示装置,其中,所述触控显示装置还包括彩膜层,所述彩膜层包括位于所述非显示区内的第一镂空部;
    所述彩膜层设置于所述显示面板或所述触控面板内。
  16. 根据权利要求15所述的触控显示装置,其中,所述彩膜层设置于所述显示面板内,所述第二窄边框胶延伸至所述第一镂空部内,以使所述第二窄边框胶两侧分别与所述第一透光基板和所述第二透光基板粘接;其中
    所述彩膜层设置于所述第一透光基板靠近所述第二透光基板的一侧,或
    所述彩膜层设置于所述第二透光基板靠近所述第一透光基板的一侧。
  17. 根据权利要求15所述的触控显示装置,其中,所述彩膜层设置于所述触控面板内,所述彩膜层与所述遮光层同层设置于所述封装盖板靠近所述触控基板的一侧,且所述遮光层位于所述第一镂空部内。
  18. 根据权利要求17所述的触控显示装置,其中,所述彩膜层包括黑色矩阵和设置于所述黑色矩阵之间的多个色阻,所述黑色矩阵的材料与所述遮光层的材料相同且为一体成型结构。
  19. 根据权利要求14所述的触控显示装置,其中,所述触控显示装置还包括上偏光片,所述上偏光片包括位于所述非显示区内的第二镂空部;其中:
    所述上偏光片设置于所述显示面板靠近所述触控面板的一侧,且所述第一窄边框胶延伸至所述第二镂空部内,以使所述第一窄边框胶与所述显示面板粘接;或
    所述上偏光片设置于所述触控基板靠近所述封装盖板的一侧,所述第三窄边框胶延伸至所述第二镂空部内,以使所述第三窄边框胶与所述触控基板粘接。
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