CN106444129B - Liquid crystal display panel and manufacturing method thereof - Google Patents
Liquid crystal display panel and manufacturing method thereof Download PDFInfo
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- CN106444129B CN106444129B CN201611130689.5A CN201611130689A CN106444129B CN 106444129 B CN106444129 B CN 106444129B CN 201611130689 A CN201611130689 A CN 201611130689A CN 106444129 B CN106444129 B CN 106444129B
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133305—Flexible substrates, e.g. plastics, organic film
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133302—Rigid substrates, e.g. inorganic substrates
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- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides a liquid crystal panel which comprises a liquid crystal panel body, wherein the liquid crystal panel body comprises an upper glass substrate and a lower glass substrate, an upper flexible substrate layer is arranged on the inner side surface of the upper glass substrate, a lower flexible substrate layer is arranged on the inner side surface of the lower glass substrate, a first polarizing layer and a second polarizing layer are respectively arranged on the outer side surfaces of the upper glass substrate and the lower glass substrate or on the upper flexible substrate layer and the lower flexible substrate layer, at least one cutting groove is respectively arranged at the edge close to the opposite two sides of the outer side surface of the upper glass substrate and the outer side surface of the lower glass substrate, the edges of the upper glass substrate and the lower glass substrate, which are adjacent to the cutting grooves, are bent towards the same side along the cutting grooves, so that at least one side display surface is respectively formed at the opposite two sides of the liquid crystal panel body, and filling glue is. Compared with the prior art, the display device has the advantages that the structure is simple, the size of the frame can be reduced, and the visual sense of a high display area and an ultra-narrow frame is provided for people.
Description
Technical Field
The invention relates to the technical field of liquid crystal display, in particular to a liquid crystal panel.
Background
Currently, a bezel area of a liquid crystal panel is a portion on which an image is not displayed of a liquid crystal display, and forms an edge of a screen of the liquid crystal display. Therefore, the increase in the size of the bezel area leads to a decrease in the size of the effective display area of the liquid crystal display panel, and thus, many manufacturers of liquid crystal panels have attempted to obtain a visual effect of feeling that the screen of the liquid crystal display is larger than an actual screen by reducing the size of the bezel area, but the manufacturing cost is high due to the complicated structure thereof.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a liquid crystal panel with a side display surface and a manufacturing method thereof, which not only can reduce the size of a frame area, but also has simple structure and low manufacturing cost.
The invention provides a liquid crystal panel which comprises a liquid crystal panel body, wherein the liquid crystal panel body comprises an upper glass substrate and a lower glass substrate, an upper flexible substrate layer is arranged on the inner side surface of the upper glass substrate, a lower flexible substrate layer is arranged on the inner side surface of the lower glass substrate, a first polarizing layer and a second polarizing layer are respectively arranged on the outer side surfaces of the upper glass substrate and the lower glass substrate or on the upper flexible substrate layer and the lower flexible substrate layer, at least one cutting groove is respectively arranged at the edge close to the opposite two sides of the outer side surface of the upper glass substrate and the outer side surface of the lower glass substrate, the edges of the upper glass substrate and the lower glass substrate, which are adjacent to the cutting grooves, are bent towards the same side along the cutting grooves, so that at least one side display surface is respectively formed at the opposite two sides of the liquid crystal panel body, and filling glue is.
Furthermore, a first polarizing layer and a second polarizing layer are respectively arranged on the outer side surfaces of the upper glass substrate and the lower glass substrate.
Further, the upper flexible substrate layer comprises at least one first flexible material layer, the first polarizing layer is arranged between the first flexible material layer and the upper glass substrate, the lower flexible substrate layer comprises at least one second flexible material layer, and the second polarizing layer is arranged between the second flexible material layer and the lower glass substrate.
Furthermore, the first flexible material layer and the second flexible material layer are respectively provided with two layers, the first polarizing layer is arranged between the two first flexible substrate layers, and the second polarizing layer is arranged between the two second flexible material layers.
Further, the first polarizing layer and the second polarizing layer are both polarizing layers with a metal wire grid structure.
The invention also provides a liquid crystal panel, which comprises a liquid crystal panel body, wherein the liquid crystal panel body comprises an upper glass substrate and a lower glass substrate, third polarization layers are respectively arranged on the inner side surface of the upper glass substrate and the inner side surface of the lower glass substrate, each third polarization layer comprises a polarization sublayer, and protective layers made of flexible materials are arranged on the surfaces of the two sides of each polarization sublayer; the edge of the two opposite sides of the outer side surface of the upper glass substrate and the outer side surface of the lower glass substrate close to the edges are respectively provided with at least one cutting groove, the edges of the upper glass substrate and the lower glass substrate close to the cutting grooves are bent towards the same side along the cutting grooves, so that the two opposite sides of the liquid crystal panel body respectively form at least one side display surface, and the cutting grooves are filled with filling glue.
The invention also provides a liquid crystal panel which comprises a liquid crystal panel body, wherein the liquid crystal panel body comprises an upper glass substrate and a lower glass substrate, an upper flexible substrate layer is arranged on the inner side surface of the upper glass substrate, a lower flexible substrate layer is arranged on the inner side surface of the lower glass substrate, the lower flexible substrate layer comprises at least one second flexible material layer, and a second polarizing layer is arranged between the second flexible material layer and the lower glass substrate; a second polarizing layer is arranged on the lower flexible substrate layer; the liquid crystal display panel comprises an upper glass substrate and a lower glass substrate, wherein the outer side surface of the upper glass substrate is provided with a first polarizing layer, the two opposite sides of the outer side surface of the upper glass substrate and the outer side surface of the lower glass substrate are respectively provided with at least one cutting groove near the edge, the edges of the upper glass substrate and the lower glass substrate adjacent to the cutting grooves are bent towards the same side along the cutting grooves, so that the two opposite sides of the liquid crystal display panel body respectively form at least one side display surface, and filling glue is filled in the cutting grooves.
Furthermore, the second flexible material layer is provided with two layers, and the second polarizing layer is arranged between the two second flexible material layers.
The invention also provides a manufacturing method of the liquid crystal panel, which comprises the following steps:
firstly, forming at least one layer of upper flexible substrate layer and lower flexible substrate layer on the inner side surfaces of an upper glass substrate and a lower glass substrate of a liquid crystal panel in a coating or attaching mode respectively;
after the lower flexible base layer is formed, performing a thin film transistor array process on the inner side surface of the lower flexible base layer to obtain a TFT substrate of the thin film transistor array;
after the upper flexible base layer is formed, carrying out a color filter film process on the inner side surface of the upper flexible base layer to obtain a CF substrate with a color filter film;
step four, performing a box forming process on the TFT substrate and the CF substrate, and cutting the liquid crystal panel after the box forming;
step five, respectively carrying out secondary cutting on the outer side surface of the upper glass substrate and the outer side surface of the lower glass substrate, and respectively cutting at least one cutting groove at the close edges of the two opposite sides of the upper glass substrate and the lower glass substrate;
and step six, attaching a first polarizing layer to the outer side surface of the upper glass substrate, attaching a second polarizing layer to the outer side surface of the lower glass substrate, then assembling a rear-section module, bending the edges, adjacent to the cutting groove, of the upper glass substrate and the lower glass substrate towards the same side along the cutting groove, so that at least one lateral display surface is formed on each of the two opposite sides of the liquid crystal panel, and filling glue into the cutting groove, so that the liquid crystal panel with the lateral display surfaces is obtained.
The invention also provides a manufacturing method of the liquid crystal panel, which comprises the following steps:
the method comprises the following steps that firstly, an upper flexible substrate layer and a lower flexible substrate layer are respectively formed on the inner side surfaces of an upper glass substrate and a lower glass substrate of a liquid crystal panel in a coating or attaching mode, a first polarizing layer is formed on the upper flexible substrate layer, and a second polarizing layer is formed on the lower flexible substrate;
after the lower flexible base layer is formed, performing a thin film transistor array process on the inner side surface of the lower flexible base layer to obtain a TFT substrate of the thin film transistor array;
after the upper flexible base layer is formed, carrying out a color filter film process on the inner side surface of the upper flexible base layer to obtain a CF substrate with a color filter film;
step four, performing a box forming process on the TFT substrate and the CF substrate, and cutting the liquid crystal panel after the box forming;
step five, respectively carrying out secondary cutting on the outer side surface of the upper glass substrate and the outer side surface of the lower glass substrate, and respectively cutting at least one cutting groove at the close edges of the two opposite sides of the upper glass substrate and the lower glass substrate;
and step six, after the upper glass substrate and the lower glass substrate are assembled by the rear-section module, bending the edges of the upper glass substrate and the lower glass substrate adjacent to the cutting groove towards the same side along the cutting groove, so that at least one side display surface is formed on each of the two opposite sides of the liquid crystal panel, and filling glue in the cutting groove to obtain the liquid crystal panel with the side display surfaces.
Compared with the prior art, the invention has the advantages that the upper flexible substrate and the lower flexible substrate are respectively provided with at least one layer on the inner side surfaces of the upper glass substrate and the lower glass substrate, the upper flexible substrate and the lower flexible substrate bear frame glue (Seal), circuit wiring and other structures and form a box, the first polarizing layer and the second polarizing layer are arranged on the upper glass substrate and the lower glass substrate or the upper flexible substrate and the lower flexible substrate and are bent to form the side display surface, and the manufacturing method has simple structure, can reduce the size of the frame and bring the visual sense of high display area and ultra-narrow frame to people.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of embodiment 1 of the present invention, which is bent twice.
Fig. 4 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 5 is a schematic structural diagram of embodiment 3 of the present invention.
Fig. 6 is a schematic structural diagram of embodiment 4 of the present invention.
FIG. 7-1 is a schematic view of the bonding of the upper and lower glass substrates in step four of example 1 of the present invention.
Fig. 7-2 is a schematic view of cutting both sides of the upper and lower glass substrates in step five of example 1 of the present invention.
Fig. 7-3 are schematic diagrams of the polarizer attached to the lower glass substrate in step six of example 1 of the present invention.
Fig. 7-4 are schematic diagrams of bending the upper and lower glass substrates in step six of example 1 of the present invention.
FIG. 8-1 is a schematic view of the bonding of the upper and lower glass substrates in step four of example 2 of the present invention.
Fig. 8-2 is a schematic view of cutting both sides of the upper and lower glass substrates in step five of example 2 of the present invention.
Fig. 8-3 is a schematic diagram of attaching a polarizer to the lower glass substrate in step six of example 2 of the present invention.
Fig. 8-4 are schematic diagrams of bending the upper and lower glass substrates in step six of example 2 of the present invention.
Fig. 9 is a schematic structural diagram of a third polarizing layer according to the present invention.
Figure 10 is a schematic view of the structure of a lower flexible substrate layer of the present invention.
Figure 11 is a schematic view of the structure of an upper flexible substrate layer of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
In the drawings of the present invention, necessary display portions such as alignment layers, scanning lines, data lines, etc. are omitted, and the structures of the foregoing portions are all the layout structures of the liquid crystal panel in the prior art, and only the portions improved by the present invention are described.
As shown in fig. 1 and 2, a liquid crystal panel according to embodiment 1 of the present invention includes a liquid crystal panel body 1, where the liquid crystal panel body 1 includes an upper glass substrate 2 and a lower glass substrate 3, at least one upper flexible substrate layer 4 is disposed on an inner side surface of the upper glass substrate 2, at least one lower flexible substrate layer 5 is disposed on an inner side surface of the lower glass substrate 3, a CF process is performed on an inner side surface of the upper flexible substrate layer 4 to obtain a color filter (CF substrate), a Thin Film Transistor (TFT) Array (Array) process is performed on an inner side surface of the lower flexible substrate layer 5 to obtain a thin film transistor (TFT substrate), a box forming process is performed on the TFT substrate and the CF substrate, and cutting is performed, structures such as a seal, a liquid crystal, and a circuit are disposed between the TFT substrate and the CF substrate, and at least one cutting groove is disposed near an edge of each of a routing line on an outer side surface of the upper glass substrate 2 and an outer side surface of 6, a second polarizing layer 9 is arranged on the outer side surface of the lower glass substrate 3, a first polarizing layer 8 is arranged on the outer side surface of the upper glass substrate 2, the edges of the upper glass substrate 2 and the lower glass substrate 3 adjacent to the cutting groove 6 are bent towards the same side along the cutting groove 6, the bending direction is towards a backlight assembly (BL), and the backlight assembly can be bent or curved together with the liquid crystal panel body 1; at least one side display surface 7 is formed on each of the opposite sides of the liquid crystal panel body 1, and the cut grooves 6 are filled with filling glue.
The opposite sides in the present invention may be upper, lower, and/or left and right sides of the upper and lower glass substrates 2.
In the invention, components such as a Liquid Crystal (LC) layer, a matrix (array) layer and the like in the prior art are arranged between the upper and lower flexible substrate layers 4 and 5, and the parts are not modified at all, so that the details are not described.
In the embodiment 1, the first polarizing layer 8 and the second polarizing layer 9 may be polarizers in the prior art.
The method for manufacturing the liquid crystal panel in embodiment 1 of the present invention includes the following steps:
firstly, forming at least one layer of upper flexible substrate layer 4 and lower flexible substrate layer 5 on the inner side surfaces of an upper glass substrate 2 and a lower glass substrate 3 of a liquid crystal panel respectively in a coating or attaching mode;
coating the flexible substrate layer is applied using prior art coating processes such as spin coating, slit coating, black spray coating, and the like.
Step two, after the lower flexible substrate layer 5 is formed, performing an Array process of a Thin Film Transistor (TFT) in the prior art on the inner side surface of the lower flexible substrate layer 5 to obtain a TFT substrate of the TFT Array with structures of a TFT switch Array, a scanning line, a data line, a pixel electrode and the like;
step three, after the upper flexible substrate layer 4 is formed, a Color Filter (CF) process in the prior art is carried out on the inner side surface of the upper flexible substrate layer 4 to obtain a CF substrate with a color filter;
step four, performing a box forming process on the TFT substrate and the CF substrate, and cutting the liquid crystal panel after box forming (fig. 7-1);
step five, respectively cutting the outer side surface of the upper glass substrate 2 and the outer side surface of the lower glass substrate 3 for the second time, respectively cutting at least one cutting groove 6 (shown in fig. 7-2) at the edges of the two opposite sides of the upper glass substrate 2 and the lower glass substrate 3, wherein the secondary cutting only cuts the upper glass substrate and the lower glass substrate without damaging the upper flexible substrate layer and the lower flexible substrate layer, and the two opposite sides can be the upper side, the lower side and/or the left side and the right side of the upper glass substrate 2 and the lower glass substrate 2;
and step six, attaching a first polarizing layer 8 on the outer side surface of the upper glass substrate 2, attaching a first polarizer 9 on the outer side surface of the lower glass substrate 3, then performing rear-section module assembly (shown in fig. 7-3), bending the edges, adjacent to the cutting groove 6, of the upper glass substrate 2 and the lower glass substrate 3 towards the same side along the cutting groove 6, so that at least one side display surface 7 is formed on each of the two opposite sides of the liquid crystal panel, and filling the cutting groove 6 with filling glue to obtain the liquid crystal panel with the side display surfaces 7 (shown in fig. 7-4).
As shown in fig. 4, the liquid crystal panel of embodiment 2 of the present invention includes a liquid crystal panel body 1, the liquid crystal panel body 1 includes an upper glass substrate 2 and a lower glass substrate 3, an upper flexible substrate layer 4 is disposed on an inner side surface of the upper glass substrate 2, a lower flexible substrate layer 5 is disposed on an inner side surface of the lower glass substrate 3, the upper flexible substrate layer 4 includes at least one first flexible material layer 13, a first polarizing layer 8 is disposed on the first flexible material layer 13, the lower flexible substrate layer 5 includes at least one second flexible material layer 14, a second polarizing layer 9 is disposed on the second flexible material layer 14, the first polarizing layer 8 is disposed between the upper glass substrate 2 and the first flexible material layer 13, the second polarizing layer 9 is disposed between the lower glass substrate 3 and the second flexible material layer 14, a CF process is performed on the inner side surface of the upper flexible substrate layer 4, obtaining a color filter (CF substrate) and performing a Thin Film Transistor (TFT) Array (Array) process on the inner side surface of the lower flexible substrate layer 5 to obtain a thin film transistor (TFT substrate), performing a box forming process and cutting on the TFT substrate and the CF substrate, arranging structures such as a bearing frame glue (seal), a liquid crystal, a circuit routing and the like between the TFT substrate and the CF substrate, respectively arranging at least one cutting groove 6 at the edge close to the opposite two sides of the outer side surface of the upper glass substrate 2 and the outer side surface of the lower glass substrate 3, bending the edges of the upper glass substrate 2 and the lower glass substrate 3 adjacent to the cutting groove 6 towards the same side along the cutting groove 6, and bending towards a backlight assembly (BL), wherein the backlight assembly can be bent or bent together depending on the liquid crystal panel body 1; at least one side display surface 7 is formed on each of the opposite sides of the liquid crystal panel body 1, and the cut grooves 6 are filled with filling glue.
In embodiment 2, the first flexible material layer 13 and the second flexible material layer 14 may be respectively provided with two layers, a first polarizing layer 8 (shown in fig. 11) is arranged between the two first flexible material layers 13, and a second polarizing layer 9 (shown in fig. 10) is arranged between the two second flexible material layers 14.
Embodiment 2 of the present invention provides a method for manufacturing a liquid crystal panel, including the steps of:
step one, a first polarizing layer 8 and a second polarizing layer 9 are respectively arranged on or attached to an upper glass substrate 2 and a lower glass substrate 3 of a liquid crystal panel, an upper flexible substrate layer 4 and a lower flexible substrate layer 5 are respectively formed on the inner side surface of the first polarizing layer 8 and the inner side surface of the second polarizing layer 9 in a coating or attaching mode, the upper flexible substrate layer 4 comprises at least one first flexible material layer 13, the first polarizing layer 8 is arranged on the first flexible material layer 13, the lower flexible substrate layer 5 comprises at least one second flexible material layer 14, and the second polarizing layer 9 is arranged on the second flexible material layer 14; the first polarizing layer 8 is arranged between the upper glass substrate 2 and the first flexible material layer 13, and the second polarizing layer 9 is arranged between the lower glass substrate 3 and the second flexible material layer 14;
coating the flexible substrate layer is applied using prior art coating processes such as spin coating, slit coating, black spray coating, and the like.
Step two, after the lower flexible substrate layer 5 is formed, performing an Array process of a Thin Film Transistor (TFT) in the prior art on the inner side surface of the lower flexible substrate layer 5 to obtain a TFT substrate of the TFT Array with structures of a TFT switch Array, a scanning line, a data line, a pixel electrode and the like;
step three, after the upper flexible substrate layer 4 is formed, a Color Filter (CF) process in the prior art is carried out on the inner side surface of the upper flexible substrate layer 4 to obtain a CF substrate with a color filter;
step four, performing a box forming process on the TFT substrate and the CF substrate, and cutting the liquid crystal panel after box forming (shown in FIG. 8-1);
step five, respectively cutting the outer side surface of the upper glass substrate 2 and the outer side surface of the lower glass substrate 3 for the second time, respectively cutting at least one cutting groove 6 (shown in fig. 8-2) at the edges of the two opposite sides of the upper glass substrate 2 and the lower glass substrate 3, wherein the secondary cutting only cuts the upper glass substrate and the lower glass substrate without damaging the upper flexible substrate layer and the lower flexible substrate layer, and the two opposite sides can be the upper side, the lower side and/or the left side and the right side of the upper glass substrate 2 and the lower glass substrate 2;
and sixthly, after the assembly of the rear-section module (shown in fig. 8-3) is completed, bending the edges, adjacent to the cutting groove 6, of the upper glass substrate 2 and the lower glass substrate 3 towards the same side along the cutting groove 6, so that at least one side display surface 7 is formed on each of two opposite sides of the liquid crystal panel, and filling glue into the cutting groove 6 to obtain the liquid crystal panel with the side display surfaces 7 (shown in fig. 8-4).
As shown in fig. 5, the liquid crystal panel of embodiment 3 of the present invention includes a liquid crystal panel body 1, where the liquid crystal panel body 1 includes an upper glass substrate 2 and a lower glass substrate 3, at least one third polarizing layer 10 is respectively disposed on an inner side surface of the upper glass substrate 2 and an inner side surface of the lower glass substrate 3, the third polarizing layer 10 includes a polarizing sublayer 11, and protective layers 12 (shown in fig. 9) made of a flexible material are disposed on two side surfaces of the polarizing sublayer 11; performing a CF process on the inner side surface of the third polarizing layer 10 on the upper glass substrate 2 to obtain a color filter (CF substrate) and performing a Thin Film Transistor (TFT) Array process on the inner side surface of the third polarizing layer 10 on the lower glass substrate 3 to obtain a thin film transistor (TFT substrate), performing box forming process and cutting on the TFT substrate and the CF substrate, arranging each structure of seal, liquid crystal, circuit wiring and the like between the TFT substrate and the CF substrate, at least one cutting groove 6 is respectively arranged at the two opposite sides close to the edges of the outer side surface of the upper glass substrate 2 and the outer side surface of the lower glass substrate 3, the edges of the upper glass substrate 2 and the lower glass substrate 3 adjacent to the cutting grooves 6 are bent towards the same side along the cutting grooves 6, the bending direction is towards a backlight assembly (BL), and the backlight assembly can be bent or bent together depending on the liquid crystal panel body 1; at least one side display surface 7 is formed on each of the opposite sides of the liquid crystal panel body 1, and the cut grooves 6 are filled with filling glue.
Embodiment 3 of the present invention provides a method for manufacturing a liquid crystal panel, including the steps of:
step one, respectively arranging or attaching a third polarizing layer 10 on the inner side surfaces of an upper glass substrate 2 and a lower glass substrate 3 of a liquid crystal panel, wherein the third polarizing layer 10 comprises a polarizing sublayer 11, and protective layers 12 made of flexible materials are arranged on the two side surfaces of the polarizing sublayer 11;
step two, performing a thin film transistor Array (Array) process of the prior art on the inner side surface of the third polarizing layer 10 on the lower glass substrate 3 to obtain a TFT substrate of the thin film transistor Array including TFT switch arrays/scanning lines/data lines/pixel electrodes and other structures;
step three, performing a Color Filter (CF) process of the prior art on the inner side surface of the third polarizing layer 10 on the upper glass substrate 2 to obtain a CF substrate with a color filter;
step four, performing a box forming process on the TFT substrate and the CF substrate, and cutting the liquid crystal panel after the box forming;
step five, respectively cutting the outer side surface of the upper glass substrate 2 and the outer side surface of the lower glass substrate 3 for the second time, respectively cutting at least one cutting groove 6 at the edges of the two opposite sides of the upper glass substrate 2 and the lower glass substrate 3, wherein the secondary cutting only cuts the upper glass substrate and the lower glass substrate without damaging the upper flexible substrate layer and the third polarizing layer 10, and the two opposite sides can be the upper side, the lower side and/or the left side and the right side of the upper glass substrate 2 and the lower glass substrate 2;
and step six, after the assembly of the rear-section module is completed, bending the edges, adjacent to the cutting groove 6, of the upper glass substrate 2 and the lower glass substrate 3 towards the same side along the cutting groove 6, so that at least one side display surface 7 is formed on each of the two opposite sides of the liquid crystal panel, and filling glue into the cutting groove 6 to obtain the liquid crystal panel with the side display surfaces 7.
As shown in fig. 6, a liquid crystal panel according to embodiment 4 of the present invention includes a liquid crystal panel body 1, the liquid crystal panel body 1 includes an upper glass substrate 2 and a lower glass substrate 3, at least one upper flexible substrate layer 4 is disposed on an inner side surface of the upper glass substrate 2, a lower flexible substrate layer 5 is disposed on an inner side surface of the lower glass substrate 3, a first polarizing layer 8 is disposed on an outer side surface of the upper glass substrate 2, the lower flexible substrate layer 5 includes at least one second flexible material layer 14, a second polarizing layer 9 is disposed on the second flexible material layer 14, the second polarizing layer 9 is disposed between the second flexible material layer 14 and the lower glass substrate 3, the inner side surface of the upper flexible substrate layer 4 is subjected to a CF process to obtain a color filter (CF substrate), and a Thin Film Transistor (TFT) Array (Array) process is performed on the inner side surface of the lower flexible substrate layer 5, obtaining a thin film transistor (TFT substrate), performing a box forming process on the TFT substrate and a CF substrate, and cutting, wherein each structure such as a bearing frame glue (seal), a liquid crystal, a circuit wiring and the like is arranged between the TFT substrate and the CF substrate, at least one cutting groove 6 is respectively arranged at the edge close to the opposite two sides of the outer side surface of an upper glass substrate 2 and the outer side surface of a lower glass substrate 3, the edges of the upper glass substrate 2 and the lower glass substrate 3 adjacent to the cutting groove 6 are bent towards the same side along the cutting groove 6, the bending direction is towards a backlight assembly (BL), and the backlight assembly can be bent or bent together along with a liquid crystal panel body 1; at least one side display surface 7 is formed on each of the opposite sides of the liquid crystal panel body 1, and the cut grooves 6 are filled with filling glue.
Preferably, the second flexible material layer 14 in embodiment 4 may also be provided with two layers, and the second polarizing layer 9 is provided between the two layers of the second flexible material layer 14 (as shown in fig. 10).
The method for manufacturing the liquid crystal panel in embodiment 4 of the present invention includes the following steps:
step one, forming at least one upper flexible substrate layer 4 on the inner side surface of an upper glass substrate 2 of a liquid crystal panel in a coating or attaching mode, arranging or attaching a second polarizing layer 9 on a lower glass substrate 3 of the liquid crystal panel, forming a lower flexible substrate layer 5 on the inner side surface of the second polarizing layer 9 in a coating or attaching mode, wherein the lower flexible substrate layer 5 comprises at least one second flexible material layer 14, the second polarizing layer 9 is arranged on the second flexible material layer 14, and the second polarizing layer 9 is arranged between the second flexible material layer 14 and the lower glass substrate 3;
coating the flexible substrate layer is applied using prior art coating processes such as spin coating, slit coating, black spray coating, and the like.
Step two, after the lower flexible substrate layer 5 is formed, performing an Array process of a Thin Film Transistor (TFT) in the prior art on the inner side surface of the lower flexible substrate layer 5 to obtain a TFT substrate of the TFT Array with structures of a TFT switch Array, a scanning line, a data line, a pixel electrode and the like;
step three, after the upper flexible substrate layer 4 is formed, a Color Filter (CF) process in the prior art is carried out on the inner side surface of the upper flexible substrate layer 4 to obtain a CF substrate with a color filter;
step four, performing a box forming process on the TFT substrate and the CF substrate, and cutting the liquid crystal panel after the box forming;
step five, respectively cutting the outer side surface of the upper glass substrate 2 and the outer side surface of the lower glass substrate 3 for the second time, respectively cutting at least one cutting groove 6 at the edges of the two opposite sides of the upper glass substrate 2 and the lower glass substrate 3, wherein the secondary cutting only cuts the upper glass substrate and the lower glass substrate without damaging the upper flexible substrate layer and the second polarizing layer, and the two opposite sides can be the upper side, the lower side and/or the left side and the right side of the upper glass substrate 2 and the lower glass substrate 2;
and sixthly, after the first polarizing layer 8 is attached to the outer side surface of the upper glass substrate 2 and then the rear-section module is assembled, bending the edges, adjacent to the cutting groove 6, of the upper glass substrate 2 and the lower glass substrate 3 towards the same side along the cutting groove 6, so that at least one lateral display surface 7 is formed on each of the two opposite sides of the liquid crystal panel, and filling glue is filled in the cutting groove 6, so that the liquid crystal panel with the lateral display surfaces 7 is obtained.
As shown in fig. 3, in the embodiment of the present invention, two cutting grooves 6 for bending glass may be formed on both sides, but more cutting grooves 6 may be formed, so that at least two side display surfaces 7 are formed on each side.
In the embodiment of the present invention, the first polarizing layer 8 and the second polarizing layer 9 include iodine-based/dye-based POL and are fabricated by attaching; but not limited to iodine/dye POL, it can also be a polarizing layer with metal wire grid structure made on the glass substrate or an organic polarizer attached to the display commonly used at present. The flexible substrate layer in the present invention does not only refer to a fully flexible layer that can be used by repeated folding. But may satisfy a flexible substrate layer of any insulating material in which the side display portion may be flexible, bent, or warped, for example, the protective layer 12 in the third polarizing layer 10 in embodiment 3 may be a protective layer triacetyl cellulose (TAC) layer in an organic polarizer, or the like.
Preferably, the upper flexible substrate layer 4, the lower flexible substrate layer 5, the first flexible material layer 13, and the second flexible material layer 14 are made of a polymer material of Polyimide (PI), Polycarbonate (PC), Polyethersulfone (PES), polyethylene terephthalate (PET), polyethylene naphthalate (PEN), Polyarylate (PAR), or glass Fiber Reinforced Plastic (FRP).
When the edge forming the side display surface 7 is bent, an unnecessary gap of a cutting groove may exist between the edge and the upper and lower glass substrates, and the upper and lower glass substrates may be thin, for example, 0.1mm, 0.2mm, or the like, so that the width of the gap is as small as possible; the gaps can be filled with glue layers or polaroid adhesive layers.
The invention is suitable for LCD or Edge LCD, and the cambered surface/inclined surface is adopted around the left and right edges of the screen to provide the visual sense and experience of high display area and ultra-narrow frame, and the cambered surface and inclined surface screen at the side part can make the terminal products such as mobile phones and the like play more unexpected functions, replace many things in life, make the mobile phones and the like become better, and even can be used for checking weather, browsing news summaries, playing games with little memory and the like.
While the invention has been shown and described with reference to certain embodiments, those skilled in the art will understand that: various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (10)
1. A liquid crystal panel includes a liquid crystal panel body (1), the liquid crystal panel body (1) includes an upper glass substrate (2) and a lower glass substrate (3), characterized in that: an upper flexible substrate layer (4) is arranged on the inner side surface of the upper glass substrate (2), a lower flexible substrate layer (5) is arranged on the inner side surface of the lower glass substrate (3), a first polarizing layer (8) and a second polarizing layer (9) are respectively arranged on the outer side surfaces of the upper glass substrate (2) and the lower glass substrate (3) or on the upper flexible substrate layer (4) and the lower flexible substrate layer (5), the edge of the two opposite sides of the outer side surface of the upper glass substrate (2) and the outer side surface of the lower glass substrate (3) close to the edges are respectively provided with at least one cutting groove (6), the edges of the upper glass substrate (2) and the lower glass substrate (3) adjacent to the cutting grooves (6) are bent towards the same side along the cutting grooves (6), so that the two opposite sides of the liquid crystal panel body (1) are respectively provided with at least one side display surface (7), and the cutting grooves (6) are filled with filling glue.
2. The liquid crystal panel according to claim 1, characterized in that: and the outer side surfaces of the upper glass substrate (2) and the lower glass substrate (3) are respectively provided with a first polarizing layer (8) and a second polarizing layer (9).
3. The liquid crystal panel according to claim 1, characterized in that: the upper flexible substrate layer (4) comprises at least one first flexible material layer (13), the first polarizing layer (8) is arranged between the first flexible material layer (13) and the upper glass substrate (2), the lower flexible substrate layer (5) comprises at least one second flexible material layer (14), and the second polarizing layer (9) is arranged between the second flexible material layer (14) and the lower glass substrate (3).
4. The liquid crystal panel according to claim 3, characterized in that: the first flexible material layer (13) and the second flexible material layer (14) are respectively provided with two layers, the first polarizing layer (8) is arranged between the two first flexible substrate layers (14), and the second polarizing layer (9) is arranged between the two second flexible material layers (14).
5. The liquid crystal panel according to claim 3 or 4, characterized in that: the first polarizing layer (8) and the second polarizing layer (9) are both polarizing layers with a metal wire grid structure.
6. A liquid crystal panel includes a liquid crystal panel body (1), the liquid crystal panel body (1) includes an upper glass substrate (2) and a lower glass substrate (3), characterized in that: a third polarizing layer (10) is arranged on the inner side surface of the upper glass substrate (2) and the inner side surface of the lower glass substrate (3), the third polarizing layer (10) comprises a polarizing sublayer (11), and protective layers (12) made of flexible materials are arranged on the surfaces of the two sides of the polarizing sublayer (11); the edge of the two opposite sides of the outer side surface of the upper glass substrate (2) and the outer side surface of the lower glass substrate (3) close to the edges are respectively provided with at least one cutting groove (6), the edges of the upper glass substrate (2) and the lower glass substrate (3) adjacent to the cutting grooves (6) are bent towards the same side along the cutting grooves (6), so that the two opposite sides of the liquid crystal panel body (1) are respectively provided with at least one side display surface (7), and the cutting grooves (6) are filled with filling glue.
7. A liquid crystal panel includes a liquid crystal panel body (1), the liquid crystal panel body (1) includes an upper glass substrate (2) and a lower glass substrate (3), characterized in that: an upper flexible substrate layer (4) is arranged on the inner side surface of the upper glass substrate (2), a lower flexible substrate layer (5) is arranged on the inner side surface of the lower glass substrate (3), the lower flexible substrate layer (5) comprises at least one second flexible material layer (14), and a second polarizing layer (9) is arranged between the second flexible material layer (14) and the lower glass substrate (3); a second polarizing layer (9) is arranged on the lower flexible substrate layer (5); go up the outside surface of glass substrate (2) and be equipped with first polarisation layer (8), the relative both sides that are close to the edge on the outside surface of last glass substrate (2) and the outside surface of lower glass substrate (3) are equipped with at least one respectively and cut groove (6), go up glass substrate (2) and lower glass substrate (3) and all buckle towards same one side along cutting groove (6) with the edge that cuts groove (6) are close to, the relative both sides that make liquid crystal display panel body (1) form at least one lateral part display surface (7) respectively, it is filled with filling glue to cut groove (6) intussuseption.
8. The liquid crystal panel according to claim 7, characterized in that: the second flexible material layer (14) is provided with two layers, and the second polarizing layer (9) is arranged between the two second flexible material layers (14).
9. A manufacturing method of a liquid crystal panel comprises the following steps:
firstly, forming at least one layer of upper flexible substrate layer and lower flexible substrate layer on the inner side surfaces of an upper glass substrate and a lower glass substrate of a liquid crystal panel in a coating or attaching mode respectively;
after the lower flexible base layer is formed, performing a thin film transistor array process on the inner side surface of the lower flexible base layer to obtain a TFT substrate of the thin film transistor array;
after the upper flexible base layer is formed, carrying out a color filter film process on the inner side surface of the upper flexible base layer to obtain a CF substrate with a color filter film;
step four, performing a box forming process on the TFT substrate and the CF substrate, and cutting the liquid crystal panel after the box forming;
step five, respectively carrying out secondary cutting on the outer side surface of the upper glass substrate and the outer side surface of the lower glass substrate, and respectively cutting at least one cutting groove at the close edges of the two opposite sides of the upper glass substrate and the lower glass substrate;
and step six, attaching a first polarizing layer to the outer side surface of the upper glass substrate, attaching a second polarizing layer to the outer side surface of the lower glass substrate, then assembling a rear-section module, bending the edges, adjacent to the cutting groove, of the upper glass substrate and the lower glass substrate towards the same side along the cutting groove, so that at least one lateral display surface is formed on each of the two opposite sides of the liquid crystal panel, and filling glue into the cutting groove, so that the liquid crystal panel with the lateral display surfaces is obtained.
10. A manufacturing method of a liquid crystal panel comprises the following steps:
the method comprises the following steps that firstly, an upper flexible substrate layer and a lower flexible substrate layer are respectively formed on the inner side surfaces of an upper glass substrate and a lower glass substrate of a liquid crystal panel in a coating or attaching mode, a first polarizing layer is formed on the upper flexible substrate layer, and a second polarizing layer is formed on the lower flexible substrate;
after the lower flexible base layer is formed, performing a thin film transistor array process on the inner side surface of the lower flexible base layer to obtain a TFT substrate of the thin film transistor array;
after the upper flexible base layer is formed, carrying out a color filter film process on the inner side surface of the upper flexible base layer to obtain a CF substrate with a color filter film;
step four, performing a box forming process on the TFT substrate and the CF substrate, and cutting the liquid crystal panel after the box forming;
step five, respectively carrying out secondary cutting on the outer side surface of the upper glass substrate and the outer side surface of the lower glass substrate, and respectively cutting at least one cutting groove at the close edges of the two opposite sides of the upper glass substrate and the lower glass substrate;
and step six, after the upper glass substrate and the lower glass substrate are assembled by the rear-section module, bending the edges of the upper glass substrate and the lower glass substrate adjacent to the cutting groove towards the same side along the cutting groove, so that at least one side display surface is formed on each of the two opposite sides of the liquid crystal panel, and filling glue in the cutting groove to obtain the liquid crystal panel with the side display surfaces.
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| WO2019214083A1 (en) * | 2018-05-08 | 2019-11-14 | 华为技术有限公司 | Flexible display panel and mobile terminal |
| CN108803124B (en) * | 2018-06-27 | 2021-05-28 | 武汉华星光电技术有限公司 | Curved liquid crystal display screen and manufacturing method thereof |
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| KR101211371B1 (en) * | 2010-09-16 | 2012-12-13 | 주식회사 토비스 | Method for manufacturing display panel with curved shape |
| KR101386219B1 (en) * | 2012-06-26 | 2014-04-17 | 삼성디스플레이 주식회사 | Flexible display panel, display device comprising the panel and method thereof |
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| CN104317080A (en) * | 2014-10-31 | 2015-01-28 | 京东方科技集团股份有限公司 | Display device and manufacturing method thereof |
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