CN109031841A - Flexible laminated construction and display - Google Patents

Flexible laminated construction and display Download PDF

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Publication number
CN109031841A
CN109031841A CN201710430939.5A CN201710430939A CN109031841A CN 109031841 A CN109031841 A CN 109031841A CN 201710430939 A CN201710430939 A CN 201710430939A CN 109031841 A CN109031841 A CN 109031841A
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China
Prior art keywords
protective layer
patterning
width
pattern structure
laminated construction
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CN201710430939.5A
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Chinese (zh)
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CN109031841B (en
Inventor
林冠峄
陈昱文
洪裕杰
卢俊宇
叶佳俊
林益生
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E Ink Holdings Inc
Prime View International Co Ltd
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Prime View International Co Ltd
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    • 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 
    • G02F1/165Devices 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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/166Devices 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 translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect
    • G02F1/167Devices 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 translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
    • 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
    • G02F1/133305Flexible substrates, e.g. plastics, organic film

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Electroluminescent Light Sources (AREA)
  • Laminated Bodies (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The present invention provides a kind of flexible laminated construction and display.Flexible laminated construction includes the first protective layer, multiple pattern structures and the second protective layer.Pattern structure is configured on the first protective layer and exposes the first protective layer of part.Each pattern structure is less than the second width far from the first protective layer in the first width of neighbouring first protective layer.Second protective layer is configured on the first protective layer and overlay pattern structure and the first protective layer.

Description

Flexible laminated construction and display
Technical field
The present invention relates to a kind of laminated construction and display more particularly to a kind of flexible laminated construction and comprising upper State the display of flexible laminated construction.
Background technique
In general, the insulation material layer of multiple storehouses can be set on the flexible display panel of flexible display, Middle insulation material layer is mainly formed by organic material layer and the mutual storehouse of inorganic material layer, protects flexible display surface whereby Component on plate, to avoid the invasion by extraneous aqueous vapor and oxygen.However, organic material layer and inorganic material layer are because of its material Characteristic it is different thus in the intersection of the two be easy the bad situation of adhesion.Therefore, when flexible display is bent, have Machine material layer and inorganic material layer are easy to produce peeling (peeling effect), and then the structure for influencing display is reliable Degree.
Summary of the invention
The object of the present invention is to provide a kind of flexible laminated construction, the structure for helping to reinforce display is reliable Degree.
According to an embodiment of the invention, flexible laminated construction includes the first protective layer, multiple pattern structures and the Two protective layers.Pattern structure is configured on the first protective layer and exposes the first protective layer of part, and wherein each is patterned Structure is less than the second width far from the first protective layer in the first width of neighbouring first protective layer.Second protective layer is configured at On one protective layer and overlay pattern structure and the first protective layer.
In one embodiment of the invention, each above-mentioned pattern structure includes the first patterning and the second figure Case structure.First patterning is between the second patterning and the first protective layer.First patterning has the first width, And second patterning have the second width.
In one embodiment of the invention, the material of the first above-mentioned patterning is silica, and the second pattern knot The material of structure is silicon nitride.
In one embodiment of the invention, the material of each above-mentioned pattern structure is silicon oxynitride, and nitrogen oxygen Oxygen content in SiClx is gradually successively decreased from the side of neighbouring first protective layer toward far from the first protective layer other side.
In one embodiment of the invention, the material of each above-mentioned pattern structure is silicon oxynitride, and nitrogen oxygen Nitrogen content in SiClx is gradually successively decreased from the side of neighbouring first protective layer toward far from the first protective layer other side.
According to an embodiment of the invention, display includes flexible display unit and flexible laminated construction.It is flexible Laminated construction is configured on flexible display unit.Flexible laminated construction include the first protective layer, multiple pattern structures with And second protective layer.Pattern structure is configured on the first protective layer and exposes the first protective layer of part, wherein each figure Case structure is less than the second width far from the first protective layer in the first width of neighbouring first protective layer.The configuration of second protective layer In on the first protective layer and overlay pattern structure and the first protective layer.
In one embodiment of the invention, each above-mentioned pattern structure includes the first patterning and the second figure Case structure.First patterning is between the second patterning and the first protective layer.First patterning has the first width, And second patterning have the second width.
In one embodiment of the invention, the material of the first above-mentioned patterning is silica, and the second pattern knot The material of structure is silicon nitride.
In one embodiment of the invention, the material of each above-mentioned pattern structure is silicon oxynitride, and nitrogen oxygen Oxygen content in SiClx is gradually successively decreased from the side of neighbouring first protective layer toward far from the first protective layer other side.
In one embodiment of the invention, the material of each above-mentioned pattern structure is silicon oxynitride, and nitrogen oxygen Nitrogen content in SiClx is gradually successively decreased from the side of neighbouring first protective layer toward far from the first protective layer other side.
In one embodiment of the invention, above-mentioned flexible display unit is electrophoretic display panel.
Through the above technical solutions, present invention pliability laminated construction and display at least have the advantage that and are based on It is above-mentioned, since flexible laminated construction of the invention has pattern structure, wherein each pattern structure is protected neighbouring first First width of sheath is less than the second width far from the first protective layer, can increase whereby the second protective layer and the first protective layer it Between adhesion, to reduce the generation of peeling.Further, since display of the invention includes above-mentioned flexible lamination knot Structure, therefore there is preferable structural reliability.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention, And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects, features and advantages of the invention can It is clearer and more comprehensible, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is shown as a kind of partial cutaway schematic of display of one embodiment of the invention;
Fig. 2 shows a kind of partial cutaway schematics of flexible laminated construction for one embodiment of the invention;
Fig. 3 is shown as a kind of partial cutaway schematic of flexible laminated construction of another embodiment of the present invention.
Description of symbols
100: display;
200,200A, 200B: flexible laminated construction;
210: the first protective layers;
220,220A, 220B: pattern structure;
222: the first patternings;
224: the second patternings;
230: the second protective layers;
300: flexible display unit;
W1, W1A, W1B: the first width;
W2, W2A, W2B: the second width.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with Attached drawing and preferred embodiment, to flexible laminated construction proposed according to the present invention and display its specific embodiment, knot Structure, feature and its effect, detailed description is as follows.
Fig. 1 is shown as a kind of partial cutaway schematic of display of one embodiment of the invention.Referring to FIG. 1, this reality The display 100 for applying example includes flexible laminated construction 200 and flexible display unit 300, wherein flexible laminated construction 200 are configured on flexible display unit 300.Herein, flexible display unit 300 is, for example, electrophoretic display panel, but not As limit.
Specifically, the flexible laminated construction 200 of the display 100 of the present embodiment includes the first protective layer 210, multiple Pattern structure 220 and the second protective layer 230.First protective layer 210 is configured on flexible display unit 300 and directly connects Touch the surface of flexible display unit 300.Pattern structure 220 is configured on the first protective layer 210 and exposes part first Protective layer 210 is protected wherein each pattern structure 220 is less than in the first width W1 of neighbouring first protective layer 210 far from first Second width W2 of sheath 210.Second protective layer 230 is configured on the first protective layer 210, and overlay pattern structure 220 with First protective layer 210.
It refer again to Fig. 1, the material of first protective layer 210 of the present embodiment is, for example, silicon nitride, but is not limited thereto. Pattern structure 220 includes the first patterning 222 and the second patterning 224, wherein the first patterning 222 is located at second Between patterning 224 and the first protective layer 210, and the first patterning 222 has the first width W1, and the second patterning 224 have the second width W2.Herein, the material of the first patterning 222 is, for example, silica, and the second patterning 224 Material is, for example, silicon nitride.
On processing procedure, firstly, depositing one layer of silicon oxide layer (not shown), wherein silicon oxide layer on the first protective layer 210 The first protective layer 210 is completely covered.Then, one layer of silicon nitride layer (not shown) is deposited, wherein oxidation is completely covered in silicon nitride layer Silicon layer, and silicon oxide layer is located between silicon nitride layer and the first protective layer 210.Then, by way of dry-etching, to nitridation Silicon layer is etched program, and forms patterned sin layer.Later, using patterned sin layer as etch mask, pass through The mode of wet etching is etched program to the silicon oxide layer below patterned sin layer, and forms patterned oxide silicon Layer.Herein, patterned sin layer and patterned oxide silicon layer define multiple pattern structures 220 being separated from each other, and every One pattern structure 220 be by with the first width W1 the first patterning 222 (being defined by patterned oxide silicon layer) and The second patterning 224 (being defined by patterned sin layer) with the second width W2 is formed.Due to the first pattern knot Structure 222 is to be formed by different materials and different etching modes, therefore the first width W1 and second is wide from the second patterning 224 It is also different to spend W2.Herein, the first width W1 is less than the second width W2, but is not limited thereto.
Since each pattern structure 220 includes the first patterning 222 and the second patterning of different in width 224, and the first width W1 of the first patterning 222 is less than the second width W2 of the second patterning 224, and make each pattern For example, T-shaped undercutting (undercut) shape can be presented in the section for changing structure 220 as shown in Figure 1, but is not limited thereto. By the structure feature of above-mentioned pattern structure 220, the contact of the second protective layer 230 with each pattern structure 220 can be increased Area enhances the adhesion between the second protective layer 230 and the first protective layer 210 whereby.Therefore, when the display of the present embodiment 100 when being bent, and is not easy between the second protective layer 230 and the first protective layer 210 in flexible laminated construction 200 point From, and then reduce peeling.In short, the display 100 of the present embodiment can have preferable structural reliability.
It should be noted that, following embodiments continue to use the reference numerals and partial content of previous embodiment, wherein adopting herein Be denoted by the same reference numerals identical or approximate component, and the explanation of same technique content is omitted.About clipped Explanation can refer to previous embodiment, following embodiment will not be repeated herein.
Fig. 2 shows a kind of partial cutaway schematics of flexible laminated construction for one embodiment of the invention.Please simultaneously With reference to Fig. 1 and Fig. 2, the flexible laminated construction 200A of the present embodiment is similar to the flexible laminated construction 200 in Fig. 1, and only two Be in place of person's main difference: the material of each pattern structure 220A of the flexible laminated construction 200A of the present embodiment is nitrogen Silica, wherein the oxygen content in silicon oxynitride is from the side of neighbouring first protective layer 210 toward the another of separate first protective layer 210 Gradually successively decrease side.That is, the pattern structure 220A of the present embodiment belongs to a kind of gradual change type material structure.
On processing procedure, firstly, depositing one layer on the first protective layer 210 of the flexible laminated construction 200A of the present embodiment Silicon oxynitride, wherein the oxygen content in silicon oxynitride is from the side of neighbouring first protective layer 210 toward separate first protective layer 210 Gradually successively decrease the other side.Later, by way of wet etching, program is etched to silicon oxynitride, wherein silicon oxynitride exists More its etch-rate of that side of oxygen content can be greater than that side less in oxygen content.Therefore, it is formed by each pattern The the first width W1A for changing structure 220A in neighbouring first protective layer 210 is less than the second width W2A far from the first protective layer 210. Herein, the width of each pattern structure 220A far from the first protective layer 210 toward adjacent to the first protective layer 210 direction on, First width W1A is gradually reduced to by the second width W2A, the section of each pattern structure 220A is enable to present for example, similar to Trapezoidal undercut shape, but be not limited thereto.
Fig. 3 is shown as a kind of partial cutaway schematic of flexible laminated construction of another embodiment of the present invention.It please be same When refer to Fig. 2 and Fig. 3, the flexible laminated construction 200B of the present embodiment is similar to the flexible laminated construction 200A in Fig. 3, only Be in place of the two main difference: the material of each pattern structure 220B of the flexible laminated construction 200B of the present embodiment is Silicon oxynitride, wherein the nitrogen content in silicon oxynitride is from the side of neighbouring first protective layer 210 toward separate first protective layer 210 Gradually successively decrease the other side.That is, the pattern structure 220B of the present embodiment belongs to a kind of gradual change type material structure.
On processing procedure, firstly, depositing one layer on the first protective layer 210 of the flexible laminated construction 200B of the present embodiment Silicon oxynitride, wherein the nitrogen content in silicon oxynitride is from the side of neighbouring first protective layer 210 toward separate first protective layer 210 Gradually successively decrease the other side.Later, by way of dry-etching, program is etched to silicon oxynitride, wherein silicon oxynitride exists More its etch-rate of that side of nitrogen content can be greater than that side less in nitrogen content.Therefore, it is formed by each pattern The the first width W1B for changing structure 220B in neighbouring first protective layer 210 is less than the second width W2B far from the first protective layer 210. Herein, the width of each pattern structure 220B far from the first protective layer 210 toward adjacent to the first protective layer 210 direction on, First width W1B is gradually reduced to by the second width W2B, the section of each pattern structure 220B is enable to present for example, similar to Trapezoidal undercut shape, but be not limited thereto.
Since first width W1A, W1B of each pattern structure 220A, 220B are less than second width W2A, W2B, make every The undercut shape of inverted trapezoidal is presented in the section shape of one pattern structure 220A, 220B, can increase the second protective layer 230 and each figure The contact area of case structure 220A, 220B.Especially, when the second protective layer 230 covers and directly contacts each pattern structure 220A, 220B and when the first protective layer 210 of part exposed, can enhance between the second protective layer 230 and the first protective layer 210 Adhesion, and then increase the structural reliability of flexible laminated construction entirety 200A, 200B.
It is noted that the present invention does not limit the structural form of flexible laminated construction 200,200A, 200B, as long as Flexible laminated construction 200, the pattern structure 220 of 200A, 200B, 220A, 220B are the first of neighbouring first protective layer 210 Width W1, W1A, W1B are less than second width W2, W2A, W2B far from the first protective layer 210, come under the present invention and are intended to protect Range.
In conclusion since flexible laminated construction of the invention has pattern structure, wherein each pattern structure Be less than the second width far from the first protective layer in the first width of neighbouring first protective layer, can increase whereby the second protective layer with Adhesion between first protective layer, to reduce the generation of peeling.In addition, display of the invention includes above-mentioned flexible Property laminated construction, have preferable structural reliability.
The above described is only a preferred embodiment of the present invention, limitation in any form not is done to the present invention, though So the present invention is disclosed as above with preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession Member, without departing from the scope of the present invention, when the technology contents using the disclosure above are modified or are modified For the equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, according to the technical essence of the invention Any simple modification, equivalent change and modification made to the above embodiment, all of which are still within the scope of the technical scheme of the invention.

Claims (11)

1. a kind of pliability laminated construction characterized by comprising
First protective layer;
Multiple pattern structures are configured on first protective layer and expose part first protective layer, wherein each The multiple pattern structure is less than second far from first protective layer in the first width of neighbouring first protective layer Width;And
Second protective layer is configured on first protective layer, and covers the multiple pattern structure and first protection Layer.
2. pliability laminated construction according to claim 1, which is characterized in that wherein each the multiple pattern structure Including the first patterning and the second patterning, first patterning is located at second patterning and described first Between protective layer, and first patterning has first width, and second patterning has described second Width.
3. pliability laminated construction according to claim 2, which is characterized in that the wherein material of first patterning For silica, and the material of second patterning is silicon nitride.
4. pliability laminated construction according to claim 1, which is characterized in that wherein each the multiple pattern structure Material be silicon oxynitride, and the oxygen content in the silicon oxynitride is from the side of neighbouring first protective layer toward far from described in Gradually successively decrease the first protective layer other side.
5. pliability laminated construction according to claim 1, which is characterized in that wherein each the multiple pattern structure Material be silicon oxynitride, and the nitrogen content in the silicon oxynitride is from the side of neighbouring first protective layer toward far from described in Gradually successively decrease the first protective layer other side.
6. a kind of display characterized by comprising
Flexible display unit;And
Flexible laminated construction is configured on the flexible display unit, and the pliability laminated construction includes:
First protective layer;
Multiple pattern structures are configured on first protective layer and expose part first protective layer, wherein each The multiple pattern structure is less than second far from first protective layer in the first width of neighbouring first protective layer Width;And
Second protective layer is configured on first protective layer, and covers the multiple pattern structure and first protection Layer.
7. display according to claim 6, which is characterized in that wherein each the multiple pattern structure includes first Patterning and the second patterning, first patterning be located at second patterning and first protective layer it Between, and first patterning has first width, and second patterning has second width.
8. display according to claim 7, which is characterized in that wherein the material of first patterning is oxidation Silicon, and the material of second patterning is silicon nitride.
9. display according to claim 6, which is characterized in that wherein the material of each the multiple pattern structure is Silicon oxynitride, and the oxygen content in the silicon oxynitride is from the side of neighbouring first protective layer toward far from first protection Gradually successively decrease the layer other side.
10. display according to claim 6, which is characterized in that the wherein material of each the multiple pattern structure For silicon oxynitride, and the nitrogen content in the silicon oxynitride is from the side of neighbouring first protective layer toward far from first guarantor Gradually successively decrease the sheath other side.
11. display according to claim 6, which is characterized in that wherein the flexible display unit is electrophoresis showed Panel.
CN201710430939.5A 2017-06-09 2017-06-09 Flexible laminated structure and display Active CN109031841B (en)

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CN109031841B CN109031841B (en) 2022-01-25

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110235160A1 (en) * 2010-03-23 2011-09-29 Ming-Che Hsieh Package structure of a flexible display device
TW201302480A (en) * 2011-07-14 2013-01-16 Taiwan Paiho Ltd Mechanical surface bonding fastener
CN203440763U (en) * 2013-09-15 2014-02-19 杜贵金 Novel highway acoustic panel
CN106129088A (en) * 2016-07-21 2016-11-16 京东方科技集团股份有限公司 A kind of display floater and preparation method, display device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110235160A1 (en) * 2010-03-23 2011-09-29 Ming-Che Hsieh Package structure of a flexible display device
TW201302480A (en) * 2011-07-14 2013-01-16 Taiwan Paiho Ltd Mechanical surface bonding fastener
CN203440763U (en) * 2013-09-15 2014-02-19 杜贵金 Novel highway acoustic panel
CN106129088A (en) * 2016-07-21 2016-11-16 京东方科技集团股份有限公司 A kind of display floater and preparation method, display device

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