CN203178969U - Polarizer module and touch display screen - Google Patents
Polarizer module and touch display screen Download PDFInfo
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- CN203178969U CN203178969U CN 201320154183 CN201320154183U CN203178969U CN 203178969 U CN203178969 U CN 203178969U CN 201320154183 CN201320154183 CN 201320154183 CN 201320154183 U CN201320154183 U CN 201320154183U CN 203178969 U CN203178969 U CN 203178969U
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Abstract
The utility model provides a polarizer module. The polarizer module comprises a polarizer substrate and a coating glue layer coated on the polarizer substrate, wherein a conductive layer is embedded on the coating glue layer; the conductive layer comprises a first conductive pattern and a second conductive pattern; the first conductive pattern and the second conductive pattern are mutually separated in an extending direction of the coating glue layer; and the first conductive pattern and the second conductive pattern are mutually separated to form an induction structure. The polarizer module can simultaneously realize touch control operation and a polarized light emergent function and is used as an indispensable assembly of a display screen; when the polarizer module is used for the display screen, the display screen can directly have a touch control function; and a touch screen does not need to be reassembled on the display screen, so that the not only can the thickness of an electronic product be reduced, but also the materials and assembling cost are saved at the same time. The utility model further provides a touch display screen.
Description
Technical field
The utility model relates to touch-screen, particularly relates to a kind of polaroid module and touch display screen.
Background technology
Touch-screen is a kind of inductive arrangement that receives the Touching controlling lamp input signal.Touch-screen has given information interaction brand-new looks, is extremely attractive brand-new information interaction equipment.The development of touch screen technology has caused the common concern of domestic and international information medium circle, has become the Chaoyang new high-tech industry that the photoelectricity industry is a dark horse.
At present, having the electronic product that touches Presentation Function includes display screen and is positioned at touch-screen on the display screen, yet, touch-screen as with display screen assembly independently, when being used for the electronic product of some realization man-machine interactions, all need to order according to the size that shows screen, assemble again afterwards, the assembling of existing touch-screen and display screen mainly contains dual mode, be that frame pastes and full the applying, the frame subsides are to be fitted in the edge of touch-screen and display screen, and full applying is whole the applying of upper surface with lower surface and the display screen of touch-screen.
Display screen is as the composite module of polaroid, optical filter, Liquid Crystal Module and TFT etc., its thickness is bigger, simultaneously, touch-screen and display screen are member independently, when electronic product is assembled, not only need complicated packaging technology, also can increase thickness and the weight of electronic product again, moreover, many one packaging technologies, just meaning has increased the bad probability of product, increases production cost of products greatly.
The utility model content
Based on this, be necessary to provide a kind of touch display screen that is conducive to reduce the polaroid module of electronic product thickness and production cost and uses this polaroid.
A kind of polaroid module comprises:
Polarizer substrate material;
Be coated on the coating glue-line on the described polarizer substrate material, be embedded with conductive layer on the described coating glue-line, described conductive layer comprises first conductive pattern and second conductive pattern, described first conductive pattern and second conductive pattern be the space on the extension direction of described coating glue-line, and described first conductive pattern and the second conductive pattern space form induction structure.
Therein among embodiment, offer first groove of shape and described first conductive pattern coupling and second groove of shape and described second conductive pattern coupling on the described coating glue-line, described first conductive pattern is contained in described first groove, and described second conductive pattern is contained in described second groove.
Among embodiment, the thickness of described first conductive pattern is not more than the degree of depth of described first groove therein, and the thickness of described second conductive pattern is not more than the degree of depth of described second groove.
Among embodiment, described first conductive pattern and second conductive pattern are respectively conductive grid therein, and described conductive grid is formed by the conductive thread cross connection.
Among embodiment, the material of described conductive thread is metal therein.
Among embodiment, the live width of described conductive thread is 500nm～5 μ m therein.
Among embodiment, also comprise conducting bridge therein, described conducting bridge is electrically connected on two second conductive patterns of the described first conductive pattern both sides respectively, and is provided with insulation course between described conducting bridge and described first conductive pattern.
Among embodiment, described conducting bridge is transparent conductive material therein.
Among embodiment, described conducting bridge is embedded in the described coating glue-line therein, and the insulation course between described conducting bridge and described first conductive pattern is coating glue.
Therein among embodiment, the two ends of described conducting bridge be respectively equipped with first conducting block and second conducting block, described conducting bridge is formed by the conductive thread cross connection, and described first conducting block and second conducting block are electrically connected on two second conductive patterns of the described first conductive pattern both sides respectively.
Among embodiment, described first conducting block is electrically connected at least two conductive threads of corresponding second conductive pattern therein, and described second conducting block is electrically connected at least two conductive threads of corresponding second conductive pattern.
Among embodiment, a side of each described first conductive pattern is arranged with second conductive pattern of at least two spaces, the described second conductive pattern mutually insulated of each first conductive pattern both sides therein.
A kind of touch display screen comprises that the TFT electrode, Liquid Crystal Module, public electrode, the optical filter module that stack gradually reach any described polaroid module as mentioned above.
Among embodiment, the coating glue-line of described polaroid module, first conductive pattern and first conductive pattern are located between described polarizer substrate material and the described optical filter module therein.
In the touch display screen of above-mentioned polaroid module and this polaroid of use, polaroid module polaroid module can realize touch control operation and outgoing polarized light function simultaneously, as an indispensable assembly in the display screen, when being used for display screen, can directly make display screen have touch controllable function, need not to assemble touch-screen at display screen again, not only be conducive to reduce the thickness of electronic product, also saved material and assembly cost simultaneously greatly.
Description of drawings
Fig. 1 is the structural representation of the touch display screen of an embodiment;
Fig. 2 is the structural representation of the polaroid module of an embodiment;
Fig. 3 is the structural representation of the conductive layer of an embodiment;
Fig. 4 is the part-structure synoptic diagram of the touch display screen of an embodiment;
Fig. 5 a is the structural representation of the conductive thread of an embodiment;
Fig. 5 b is the structural representation of the conductive thread of another embodiment;
Fig. 5 c is the structural representation of the conductive thread of another embodiment;
Fig. 5 d is the structural representation of the conductive thread of another embodiment;
Fig. 6 is the preparation process synoptic diagram of the conductive layer of an embodiment;
Fig. 7 is the structural representation of the polaroid module of another embodiment;
Fig. 8 is the structural representation of the conductive layer of another embodiment;
Fig. 9 is the structural representation of the polaroid module of an embodiment.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.A lot of details have been set forth in the following description so that fully understand the utility model.But the utility model can be implemented much to be different from alternate manner described here, and those skilled in the art can do similar improvement under the situation of the utility model intension, so the utility model is not subjected to the restriction of following public concrete enforcement.
Need to prove that when element is called as " being fixed in " another element, can directly can there be element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be to be directly connected to another element or may to have element placed in the middle simultaneously.
Unless otherwise defined, the employed all technology of this paper are identical with the implication that belongs to those skilled in the art's common sense of the present utility model with scientific terminology.Employed term is not intended to be restriction the utility model just in order to describe the purpose of specific embodiment in instructions of the present utility model herein.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
The utility model proposes polaroid module of being conducive to reduce electronic product thickness and production cost and preparation method thereof and the touch display screen that uses this polaroid.This polaroid module can realize touch operation and Presentation Function, thereby makes touch display screen have the touch Presentation Function.
See also Fig. 1, the touch display screen 100 of an embodiment comprises the following polaroid 10, TFT electrode 20, Liquid Crystal Module 30, public electrode 40, diaphragm 50, optical filter module 60 and the polaroid module 200 that stack gradually.
Be appreciated that when using backlight as polarized light source, as the OLED polarized light source, need not down polaroid 10, only need polaroid module 200 to get final product.Diaphragm 50 also can omit.
The following polaroid 10 of present embodiment, TFT electrode 20, Liquid Crystal Module 30, public electrode 40, diaphragm 50, optical filter module 60 structures and function can be identical with existing product, do not repeat them here.
But touch display screen 100 has tangible operation and polarized light function simultaneously, makes display screen have the touch Presentation Function.Display screen can be straight-down negative or the former LCDs of side following formula light.
Following emphasis is described polaroid module 200.
See also Fig. 2, the polaroid module 200 of an embodiment comprises the polarizer substrate material 210 that is cascading, coating glue-line 220 and conductive layer 230.
Polarizer substrate material 210 is used for converting incident light to polarized light.In the present embodiment, polarizer substrate material 210 is organic flexible parent metal, can be applied to volume to volume technology, is applicable to production in enormous quantities.
Coating glue-line 220 arranges and can be coated on the polarizer substrate material 210 by coating method, and the hardness of coating glue-line 220 is little, is conducive to figure processing.
See also Fig. 2 and 3, conductive layer 230 is embedded on coating glue-line 220.Conductive layer 230 comprises that first conductive pattern 232 and second conductive pattern, 234, the first conductive patterns 232 and second conductive pattern, 234 spaces form induction structure, have insulation course between first conductive pattern 232 and second conductive pattern 234.
First conductive pattern 232 of conductive layer 230 and second conductive pattern 234 are the conductive pattern of individual layer multipoint configuration, be second conductive pattern 234 that a side of each first conductive pattern 232 is arranged with at least two spaces, second conductive pattern, 234 mutually insulateds of each first conductive pattern, 232 both sides.Be equipped with the lead-in wire 35 that guiding is coated with the glue-line edge at first conductive pattern 232 and second conductive pattern 234, lead-in wire 35 can be solid wire, also can be the mesh lines that grid arrangement is formed.
In the present embodiment, form first groove 222 of shape and first conductive pattern, 232 couplings by nano impression at coating glue-line 220, second groove 224 of shape and second conductive pattern, 234 couplings, first conductive pattern 232 is contained in first groove 222, and second conductive pattern 234 is contained in second groove 224.Further, the thickness of first conductive pattern 232 is not more than the degree of depth of first groove 222, and the thickness of second conductive pattern 234 is not more than the degree of depth of described second groove 224.
First conductive pattern 232 and second conductive pattern 234 can be for being respectively conductive grid, and conductive grid is formed by conductive thread 34 cross connections, and the basic grid shape of conductive thread 34 can also can be random grid for regular grid.The live width of conductive thread 34.Can be 500nm～5 μ m, conductive thread 34 can be by impressing and obtain required conductive grid groove structure at coating glue-line 220, and the filled conductive material makes in the groove structure again.Conductive material can be metal, carbon nano-tube, and Graphene, organic conductive macromolecule and ITO etc. are preferably metal (as nanometer silver paste).
The conductive thread 34 of conductive grid can with optical filter module 60 in the shading matrix of optical filter 64 in the ruling misalignment, also can aim at.When the ruling misalignment in conductive thread 34 and the shading matrix, for guaranteeing the light transmission of optical filter module 60, and then the colour rendering of assurance display screen, the live width of the conductive thread 34 of conductive grid is in 500nm～5 mu m ranges, so that conductive grid is visually transparent.
See also Fig. 4, in one embodiment, shading resin or the printing ink of conductive thread 34 in first conductive pattern 232 and second conductive pattern 234 in the optical filter module, be that the projection of conductive thread 34 on shading resin or plane, printing ink place just all drops on shading resin or the printing ink, conductive thread 34 is blocked by shading resin or printing ink, can not influence the light transmission rate of display screen like this, and the thickness of conductive thread 34 requires also needn't to have required in visually-clear, as long as the thickness of conductive thread 34 is less than the thickness of shading resin or printing ink frame line.
Shown in Fig. 5 a, the conductive grid of first conductive pattern 232 and second conductive pattern 234 can for rectangle, and the filter unit grid of a grid cell of each conductive grid on the light shield layer.
Shown in Fig. 5 b, first conductive pattern 232 and second conductive pattern 234 also can be a plurality of filter unit grids of a grid cell on the light shield layer of each conductive grid.
Wherein, shown in Fig. 5 b, the conductive thread 34 of conductive grid can be straight line.Shown in Fig. 5 c and 5d, the conductive thread 34 of conductive grid also can be curve, and namely the grid cell of conductive grid can be random figure, also can be regular figure, as long as conductive thread 34 is blocked by shading resin or printing ink.The a plurality of filter unit grids of a grid cell that equally, also can each conductive grid on the light shield layer.
The structure of conductive layer 230 can be for constituting the structure of touch sensible arbitrarily.
See also Fig. 6, when conductive layer 230 was the individual layer multipoint configuration, first conductive pattern 232 of stamping structure, second conductive pattern, 234 manufacturing process can be as follows:
(1) provides polarizer substrate material 210;
(2) at a surface-coated glue of polarizer substrate material 210, use the impressing mould corresponding with first conductive pattern 232 and second conductive pattern 234 to impress respectively, and obtain first groove 222 and second groove 224 by curing; The impression of impressing mould is held similar broach shape; Wherein coated glue can be UV glue.
(3) in first groove 222 and filled conductive material and the curing respectively of second groove 224, form first conductive pattern 232 and second conductive pattern, 234, the first conductive patterns 232 and second conductive pattern, 234 spaces and form the conductive layer 230 with induction structure.
See also Fig. 7 and Fig. 8, in another embodiment, conductive layer 230 also can be the bridging structure.Conductive layer 230 also comprises conducting bridge 236, conducting bridge 236 is striden and is located on first conductive pattern 230, be formed with insulation course 238 between conducting bridge 236 and first conductive pattern 232, conducting bridge 236 is electrically connected on two second conductive patterns 234 of first conductive pattern, 232 both sides respectively.In the present embodiment, conducting bridge 236 is embedded in the coating glue-line 220, and the insulation course 238 between conducting bridge 236 and first conductive pattern 232 is glue-line.
See also Fig. 9, conducting bridge 236 can be transparent conductive material, is conducive to improve the transmittance of polaroid module 200.In the present embodiment, conducting bridge 236 can form mesh lines by conductive thread 34 cross connections.Further, first conducting block 36 and second conducting block 36 ' can be set respectively at the two ends of conducting bridge 236, because the surface area of first conducting block 36 and second conducting block 36 ' is greater than conducting bridge 236, bigger with second conductive pattern, 234 surface of contact, first conducting block 36 can be electrically connected at least two conductive threads 34 of corresponding second conductive pattern 234, second conducting block 36 ' is electrically connected at least two conductive threads of corresponding second conductive pattern 234, to guarantee electrically the validity of overlap joint (if broken string wherein, but other still conducting).
Conducting bridge 236 also can be for forming by impression, grid conducting bridge 236 that can disposable impression arch, also can obtain the consent of the mode elder generation formation conducting block of consent earlier with photolithographic exposure, impression forms the lattice portion groove again, and last property is inserted conductive material and formed the conducting bridge 236 with network and conducting block.
The utlity model has following advantage:
(1) the polaroid module in the utility model can realize touch control operation and outgoing polarized light function simultaneously, as an indispensable assembly in the display screen, when being used for display screen, can directly make display screen have touch controllable function, need not to assemble touch-screen at display screen again, not only be conducive to reduce the thickness of electronic product, also saved material and assembly cost simultaneously greatly.
(2) use grid molding touch control conductive pattern in the utility model, can reach visually-clear by width and the density of control mesh line, the material that conductive pattern is selected for use only expands all suitable conductive materials to transparent material by tradition, when conductive pattern is selected metal material for use, can reduce resistance greatly to reduce the energy consumption of touch-screen.
(3) conductive pattern is by graphical impression shape one-shot forming grid, the group impressing mould is sowed in the disposable commentaries on classics of technology of graphical etching (film forming-exposure-development-etching), each sheet conductive pattern all can an imprinting moulding, mesh shape and pattern one-shot forming, need not all graphical etchings of each sheet conductive pattern, simplified manufacturing process greatly, in addition, be targetedly embossed grooves to be carried out the filled conductive material after the graphical impression, rather than whole of base material forms etching again, can save a large amount of conductive materials like this, particularly using expensive conduction material, during as ITO, cost savings are quite obvious.
(4) contact conductor in the conductive pattern is network, carry out blade coating when being convenient to the filled conductive material, more easy being retained wherein of conductive material do not blown off, simultaneously, for nanometer silver paste, when sintering, can not produce agglomeration effect and produce the ping-pong ball that scatters and cause the fracture of second contact conductor.
(5) projection of conductive thread on shading resin or plane, printing ink place just all drops on shading resin or the printing ink, conductive thread is blocked by shading resin or printing ink, can not influence the light transmission rate of display screen like this, the thickness of knot conductive thread requires also needn't require in visually-clear, as long as the thickness of knot conductive thread is less than the thickness of shading resin or printing ink frame line, can reduce the technological requirement of conductive grid moulding greatly, to reduce production costs.
(6) polaroid in the utility model is organic flexible parent metal, is applied to volume to volume technology, is applicable to production in enormous quantities.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (14)
1. a polaroid module is characterized in that, comprising:
Polarizer substrate material;
Be coated on the coating glue-line on the described polarizer substrate material, be embedded with conductive layer on the described coating glue-line, described conductive layer comprises first conductive pattern and second conductive pattern, described first conductive pattern and second conductive pattern be the space on the extension direction of described coating glue-line, and described first conductive pattern and the second conductive pattern space form induction structure.
2. polaroid module according to claim 1, it is characterized in that, offer first groove of shape and described first conductive pattern coupling and second groove of shape and described second conductive pattern coupling on the described coating glue-line, described first conductive pattern is contained in described first groove, and described second conductive pattern is contained in described second groove.
3. polaroid module according to claim 2 is characterized in that, the thickness of described first conductive pattern is not more than the degree of depth of described first groove, and the thickness of described second conductive pattern is not more than the degree of depth of described second groove.
4. polaroid module according to claim 1 is characterized in that, described first conductive pattern and second conductive pattern are respectively conductive grid, and described conductive grid is formed by the conductive thread cross connection.
5. polaroid module according to claim 4 is characterized in that, the material of described conductive thread is metal.
6. according to claim 4 or 5 described polaroid modules, it is characterized in that the live width of described conductive thread is 500nm～5 μ m.
7. according to claim 4 or 5 described polaroid modules, it is characterized in that, also comprise conducting bridge, described conducting bridge is electrically connected on two second conductive patterns of the described first conductive pattern both sides respectively, and is provided with insulation course between described conducting bridge and described first conductive pattern.
8. polaroid module according to claim 7 is characterized in that, described conducting bridge is transparent conductive material.
9. polaroid module according to claim 7 is characterized in that, described conducting bridge is embedded in the described coating glue-line, and the insulation course between described conducting bridge and described first conductive pattern is coating glue.
10. according to any described polaroid module of claim 7 to 9, it is characterized in that, the two ends of described conducting bridge are respectively equipped with first conducting block and second conducting block, described conducting bridge is formed by the conductive thread cross connection, and described first conducting block and second conducting block are electrically connected on two second conductive patterns of the described first conductive pattern both sides respectively.
11. polaroid module according to claim 8, it is characterized in that, described first conducting block is electrically connected at least two conductive threads of corresponding second conductive pattern, and described second conducting block is electrically connected at least two conductive threads of corresponding second conductive pattern.
12. polaroid module according to claim 1 is characterized in that, a side of each described first conductive pattern is arranged with second conductive pattern of at least two spaces, the described second conductive pattern mutually insulated of each first conductive pattern both sides.
13. a touch display screen is characterized in that, comprises that the TFT electrode, Liquid Crystal Module, public electrode, the optical filter module that stack gradually reach as any described polaroid module among the claim 1-12.
14. a touch display screen, polaroid module according to claim 13 is characterized in that, the coating glue-line of described polaroid module, first conductive pattern and first conductive pattern are located between described polarizer substrate material and the described optical filter module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320154183 CN203178969U (en) | 2013-03-30 | 2013-03-30 | Polarizer module and touch display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320154183 CN203178969U (en) | 2013-03-30 | 2013-03-30 | Polarizer module and touch display screen |
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| Publication Number | Publication Date |
|---|---|
| CN203178969U true CN203178969U (en) | 2013-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320154183 Expired - Fee Related CN203178969U (en) | 2013-03-30 | 2013-03-30 | Polarizer module and touch display screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103425325A (en) * | 2013-03-30 | 2013-12-04 | 南昌欧菲光显示技术有限公司 | Polarizing sheet module, preparation method thereof and touch display screen |
-
2013
- 2013-03-30 CN CN 201320154183 patent/CN203178969U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103425325A (en) * | 2013-03-30 | 2013-12-04 | 南昌欧菲光显示技术有限公司 | Polarizing sheet module, preparation method thereof and touch display screen |
| CN103425325B (en) * | 2013-03-30 | 2016-12-28 | 南昌欧菲光显示技术有限公司 | Polaroid module and preparation method thereof and touch display screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170630 Address after: 330000 Jiangxi city of Nanchang Province Economic and Technological Development Zone HUANGJIAHU Road Patentee after: Nanchang OFilm Tech. Co.,Ltd. Address before: North to the East, 330013 in Jiangxi province Nanchang city Nanchang economic and technological development zones clove road Longtan ditch Patentee before: Nanchang Ofilm Display Tech Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20190330 |