CN104070769A - Optical cement pattern and panel laminating method using same - Google Patents
Optical cement pattern and panel laminating method using same Download PDFInfo
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- CN104070769A CN104070769A CN201410231312.3A CN201410231312A CN104070769A CN 104070769 A CN104070769 A CN 104070769A CN 201410231312 A CN201410231312 A CN 201410231312A CN 104070769 A CN104070769 A CN 104070769A
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- pattern
- glue
- patterns
- geometrical
- optical cement
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Abstract
The invention discloses an optical cement pattern. The optical cement pattern comprises a base plate, wherein the base plate comprises a visible area; plural of repetitive geometric patterns are formed in the visible area; each geometric pattern consists of a plurality of strip-shaped patterns formed by frame cement; surface cement patterns are respectively formed in each geometric pattern; the surface cement patterns consist of surface cement. The optical cement pattern can be applied to a panel laminating method; the invention also discloses the panel laminating method. By virtue of the optical cement pattern, the overall uniformity can be improved; the optical cement pattern is especially suitable for laminating large-sized panels; meanwhile, the possibility of lack of the cement can be reduced, the time spent on designing the patterns can be reduced, and the problems of poor visual effect and low utilization rate of light source can be reduced.
Description
Technical field
The present invention relates to the applying method technical field of optical cement pattern and panel, relate in particular to a kind of about utilizing special optical cement pattern to carry out the laminating of panel.
Background technology
In all types of consumption electronic products now, the portable electronic products such as tablet PC (tablet computer), personal digital assistant (PDA), mobile phone (mobile phone), satellite navigation system (GPS) and audio and video player are used contact panel (touch panel) widely, as the communication interface of people's machine data, save thus the volume of electronic product.
Contact panel must be installed in the surface of electronic product and carry out touch-control input and operation in order to user, or fits in panel surface, so that demonstration touch controllable function to be provided.To utilize glue (Optical clear Resin, OCR) or solid state optics glue (Optically Clear Adhesive, OCA) that contact panel is fitted in to panel surface at present mostly.
In traditional laminating processing procedure, coating position is called face glue at display floater at the optical cement of visible area, and coating position around district be called frame glue, and the general optical cement of selecting to have feature light-permeable, that mobility is good, hardening time is short of face glue; The general optical cement of selecting to have the feature light tight, viscosity is high of frame glue.In processing procedure, conventionally first frame glue is coated on to the peripheral region of display floater, namely invisible range, then by face glue to be coated in visible area, afterwards again by cover plate, routine contact panel described above covers on display floater, recycling ultraviolet ray, by after frame glue and face adhesive curing, completes laminating.
Yet there is following defect in traditional laminating processing procedure:
(1) be coated on visible area inner face glue and need be designed to specific pattern, in traditional approach, be conventionally set as fishbone, face glue design is complicated, and design time is long, and the panel of different size needs to redesign;
(2) because face glue need flow be covered with all frame glue around region, so its to scatter path longer, cause the processing procedure time longer;
(3) know and know that the frame glue of technology is different with penetrance because of its refractive index from face glue, therefore at the intersection of two kinds of glue materials, easily look the bad problem of effect;
(4) in addition, Fig. 1 to Fig. 2 knows the face glue defect schematic diagram of knowing that the applying method of technology causes, and wherein Fig. 1 and Fig. 2 are used identical assembly label.As shown in Figure 1, because the consumption of face glue 10 is wayward, so after laminating, cover plate 6 for example contact panel and substrate 8 for example between display floater, at the place, peripheral region near frame glue 11 places, easily there is the defect of glue quantity not sufficient, in this figure, with defect 12, indicate.
(5) in addition,, as shown in Figure 2 because face glue 10 is outwards to be distributed by visible area center, thus, after laminating, easily there is as shown in Figure 2 the defect 12 of face glue 10 uneven thickness.
Summary of the invention
Main purpose of the present invention is to provide the applying method of a kind of optical cement pattern and panel, is intended to improve laminating quality.
For achieving the above object, the applying method of a kind of panel provided by the invention, comprises:
Provide a substrate to comprise a visible area;
Carry out a frame glue coating process, comprise with a frame glue and in this visible area, form the geometrical pattern of a plurality of repetitions;
Carry out one first curing process, to solidify this frame glue;
Carry out a glue coating process, comprise with a glue in respectively respectively forming a glue pattern in this geometrical pattern;
Provide a cover plate to be covered on this frame glue and this face glue; And
Carry out one second curing process, to solidify this face glue.
Preferably, wherein respectively this geometrical pattern is to be combined by the formed a plurality of strip patterns of this frame glue.
Preferably, this strip pattern non-overlapping copies respectively wherein.
Preferably, wherein these geometrical patterns form a clathrate pattern jointly.
Preferably, wherein these geometrical patterns form a honeycomb-like pattern jointly.
Preferably, wherein these geometrical patterns form an interlaced pattern jointly.
Preferably, wherein respectively this geometrical pattern is all a rectangle, and the length of side of at least one this rectangle and adjacent two these rectangles are shared.
Preferably, wherein after curing process, within respectively this face glue pattern is positioned at respectively this geometrical pattern.
Preferably, wherein the penetrance of this frame glue is between 90% to 100%, and the penetrance of this face glue is between 90% to 100%, and the refractive index of this frame glue is between 1.4 to 1.6, and the refractive index of this face glue is between 1.4 to 1.6.
Preferably, wherein the penetrance of this frame glue and this face glue is all 99.9%, and the refractive index of this frame glue and this face glue is all 1.49.
Preferably, wherein the penetrance of this frame glue and this face glue is identical and this frame glue is identical with the refractive index of this face glue.
A kind of optical cement pattern the present invention further provides, comprises:
One substrate comprises a visible area;
The geometrical pattern of a plurality of repetitions is arranged at this visible area, and these geometrical patterns are to consist of a frame glue; And
A plurality of glue patterns are arranged at respectively in this geometrical pattern separately, and this face glue pattern is to consist of a glue.
The present invention is by being formed at visible area by frame glue with special repeated-geometric patterns, thus visible area is utilized geometrical pattern to be divided into most zonules, afterwards again in zonule in a glue mode, face glue is inserted to zonule, can promote whole uniformity, large-sized panel is specially adapted to fit.Because take the mode of coated face glue in zonule, can reduce the possibility of starved.In addition, geometrical pattern design of the present invention is simple and easy, can reduce the time of design.In addition, the present invention specially uses face glue and the frame glue that has identical refractive index and have identical penetrance, can reduce the problem of imitating bad and low light source utilization rate of looking.
Accompanying drawing explanation
Fig. 1 is the face glue defect schematic diagram that in prior art, applying method causes;
Fig. 2 is another angle schematic diagram of face glue defect that in prior art, applying method causes;
Fig. 3 is the schematic diagram of the panel applying method that illustrates of a preferred embodiment of the present invention;
Fig. 4 A is the optical cement pattern that a preferred embodiment of the present invention illustrates;
Fig. 4 B is the optical cement pattern that another preferred embodiment of the present invention illustrates;
Fig. 4 C is the optical cement pattern that a preferred embodiment more of the present invention illustrates;
Fig. 5 is the schematic diagram of the panel applying method that illustrates of a preferred embodiment of the present invention;
Fig. 6 is the schematic diagram of the panel applying method that illustrates of another preferred embodiment of the present invention;
Fig. 7 is the schematic diagram of the panel applying method that illustrates of a preferred embodiment more of the present invention.
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
The specific embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The invention provides the applying method of a kind of optical cement pattern and panel.
Referring to figs. 1 to Fig. 7, Fig. 1 and Fig. 2 are the face glue defect schematic diagram that in prior art, the method for closing causes.Fig. 3 to Fig. 7 is the applying method of the panel that preferred embodiment of the present invention illustrated.
Fig. 3 to Fig. 7 is the applying method of the panel that preferred embodiment of the present invention illustrated.The optical cement pattern of Fig. 4 A for illustrating according to a preferred embodiment of the present invention.As shown in Figure 3, first provide a substrate 20, substrate can be glass substrate, plastic base, metal substrate or liquid crystal display device module etc.Substrate 20 is divided into a visible area 22 and a peripheral region 24, and at least position is in one of visible area 22 side in peripheral region 24, and preferably, visible area 22 and peripheral region 24, around visible area 22, are distinguished with dotted line in peripheral region 24 in Fig. 3.As shown in Figure 4 A, carry out a frame glue coating process to form an optical cement pattern, first with an optical cement, for example a frame glue forms a plurality of strip patterns 28 in visible area 22, unit strip pattern 28 is a solid rectangular-shaped frame glue, again with these strip pattern 28 unit's of being combined into geometrical patterns 26, it is clearer for the present invention is illustrated, in Fig. 4 A, with dashed circle, add that thick line indicates unit geometrical pattern 26 especially, the geometrical pattern 26 of a plurality of repetitions is to use a plurality of units geometrical pattern 26 jointly to form, please continue to refer to Fig. 4 A, unit geometrical pattern 26 is rectangle, thus, a plurality of geometrical patterns 26 will form a clathrate pattern 30 at visible area, as an optical cement pattern.It should be noted that: the described strip pattern consisting of frame glue 28 is non-overlapping copies each other, to avoid storehouse place glue material blocked up, in addition, the material that frame glue is high penetration.
The optical cement pattern that Fig. 4 B illustrates for another preferred embodiment according to the present invention, wherein has the assembly of identical function with same components symbology.As shown in Figure 4 B, similarly, unit geometrical pattern 26 is that the strip pattern 28 consisting of frame glue combines, strip pattern 28 is non-overlapping copies each other, be with the difference of Fig. 4 A: the unit geometrical pattern 26 in the present embodiment is hexagon, in addition, the optical cement pattern that the geometrical pattern 26 of a plurality of repetitions forms is a honeycomb-like pattern 40.
The optical cement pattern that Fig. 4 C illustrates for another preferred embodiment according to the present invention.As shown in Figure 4 C, similarly, unit geometrical pattern 26 is that the strip pattern 28 consisting of frame glue combines, strip pattern 28 is non-overlapping copies each other, and unit geometrical pattern 26 is rectangle, be with the difference of Fig. 4 A: in the present embodiment, the optical cement pattern that the geometrical pattern 26 of a plurality of repetitions forms is an interlaced pattern 50, and other two rectangles that the rectangle in interlaced pattern 50 can be adjacent are shared a length of side, and the another one rectangle that in Fig. 4 A, the rectangle in clathrate pattern 30 can be adjacent is shared a length of side.Above-mentioned three kinds of optical cement patterns are all applicable to the applying method of the present invention's panel, and the optical cement pattern of Fig. 4 A of below will take is example, but the optical cement pattern of Fig. 4 B and Fig. 4 C all can be processed in an identical manner.
Please consult once again Fig. 4 A, after forming clathrate pattern 30, then, carry out a curing process, for example the processing of solidifying that material behavior was applicable to heat cure processing, ultraviolet light polymerization processing or other corresponding frame glue carrys out primary solidification clathrate pattern 30, make to solidify clathrate pattern 30 and there is preliminary firm shape, can not flow to surrounding.
As shown in Figure 5, carry out a glue coating process, in a glue mode, in each geometrical pattern 26, with an optical cement, for example a glue forms a glue pattern 32 on substrate 22.The viscosity of frame glue is greater than the viscosity of face glue, in addition, frame glue used in the present invention and face glue are all the materials of high penetration, and frame glue and face glue have close penetrance and refractive index, preferably, frame glue and face glue have identical in essence penetrance and refractive index.
As shown in Figure 6, one cover plate 34 is provided, cover plate 34 can be plastics or tempered glass or other material, and the one side on cover plate 34 can optionally be provided with touch control component (not shown), then cover plate 34 is covered on substrate 22, as shown in Figure 7, by cover plate 34 and substrate 22 pressings, face glue pattern 32 is evenly distributed in by pressing becomes face glue pattern 132 in each geometrical pattern 26, then, carry out one side adhesive curing processing procedure, to solidify face glue pattern 132, face adhesive curing processing procedure can be used heat cure to process, ultraviolet light polymerization is processed or face glue is solidified in the processing of solidifying that material behavior was applicable to of other corresponding surface glue.After face adhesive curing processing procedure, cover plate 34 and substrate 20 have been fitted, form a panel construction 36, and the applying method of so far the present invention's panel completed already.Although in Fig. 7, face glue pattern 132 is to indicate with oblique line, and geometrical pattern 26 is to indicate with lines, this object is in order to be easy to distinguish face glue pattern 132 and geometrical pattern 26 in diagram, yet because frame glue of the present invention and face glue have close or identical penetrance and refractive index, therefore in fact in visible area 22 with the naked eye and cannot distinguish face glue pattern 132 that face glue forms and and both positions of geometrical pattern 26 of forming of frame glue, so can avoid causing panel construction to look the bad problem of effect.If distinguish the position of face glue pattern 132 and the geometrical pattern 26 that frame glue forms of the face glue formation in panel construction, can utilize Raman spectrometer or excessive UV-irradiation panel construction 36, frame glue and the yellow of face glue and mist degree are changed, and then distinguish the position of face glue pattern 132 and geometrical pattern 26.
In frame glue and face glue penetrance and refractive index all under identical prerequisite, for reaching good visual effect, both penetrances of frame glue and face glue can be controlled between 90% to 100% scope, and both refractive index of frame glue and face glue can be controlled between 1.4 to 1.6 scope.Preferred embodiment according to the present invention, the penetrance of frame glue and face glue is 99.9%, the refractive index of frame glue and face glue is at 1.49 o'clock, and its visual effect is best.
Because the present invention is formed at visible area by frame glue with special repeated-geometric patterns, thus visible area is utilized geometrical pattern to be divided into most zonules, afterwards again in zonule in a glue mode, face glue is inserted to zonule, due in laminating processing procedure, the diffusion path of face glue is shorter, therefore can be evenly distributed in zonule, can promote whole uniformity, also therefore the present invention's method large-sized panel that is specially adapted to fit.Moreover because take the mode of coated face glue in zonule, the face glue demand in each zonule is easy to control, can reduce the possibility of starved.In addition, geometrical pattern design of the present invention is simple and easy, can reduce the time of design.In addition, the present invention specially uses face glue and the frame glue that has identical refractive index and have identical penetrance, so frame glue can be coated in visible area, to reduce the problem of looking the bad and low light source utilization rate of effect.
These are only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (21)
1. an applying method for panel, is characterized in that, comprises:
Provide a substrate to comprise a visible area;
Carry out a frame glue coating process, comprise with a frame glue and in this visible area, form the geometrical pattern of a plurality of repetitions;
Carry out one first curing process, to solidify this frame glue;
Carry out a glue coating process, comprise with a glue in respectively respectively forming a glue pattern in this geometrical pattern;
Provide a cover plate to be covered on this frame glue and this face glue; And
Carry out one second curing process, to solidify this face glue.
2. the applying method of panel as claimed in claim 1, is characterized in that, wherein respectively this geometrical pattern is to be combined by the formed a plurality of strip patterns of this frame glue.
3. the applying method of the panel of stating as claim 2, is characterized in that, wherein this strip pattern non-overlapping copies respectively.
4. the applying method of panel as claimed in claim 1, is characterized in that, wherein the common clathrate pattern that forms of these geometrical patterns.
5. the applying method of panel as claimed in claim 1, is characterized in that, wherein the common honeycomb-like pattern that forms of these geometrical patterns.
6. the applying method of panel as claimed in claim 1, is characterized in that, wherein the common interlaced pattern that forms of these geometrical patterns.
7. the applying method of panel as claimed in claim 6, is characterized in that, wherein respectively this geometrical pattern is all a rectangle, and the length of side of at least one this rectangle and adjacent two these rectangles are shared.
8. the applying method of panel as claimed in claim 1, is characterized in that, wherein after curing process, within respectively this face glue pattern is positioned at respectively this geometrical pattern.
9. the applying method of panel as claimed in claim 1, it is characterized in that, wherein the penetrance of this frame glue is between 90% to 100%, the penetrance of this face glue is between 90% to 100%, the refractive index of this frame glue is between 1.4 to 1.6, and the refractive index of this face glue is between 1.4 to 1.6.
10. the applying method of panel as claimed in claim 1, is characterized in that, wherein the penetrance of this frame glue and this face glue is all 99.9%, and the refractive index of this frame glue and this face glue is all 1.49.
The applying method of 11. panels as claimed in claim 1, is characterized in that, wherein the penetrance of this frame glue and this face glue is identical and this frame glue is identical with the refractive index of this face glue.
12. 1 kinds of optical cement patterns, is characterized in that, comprise:
One substrate comprises a visible area;
The geometrical pattern of a plurality of repetitions is arranged at this visible area, and these geometrical patterns are to consist of a frame glue; And
A plurality of glue patterns are arranged at respectively in this geometrical pattern separately, and this face glue pattern is to consist of a glue.
13. optical cement patterns as claimed in claim 12, is characterized in that, wherein respectively this geometrical pattern is to be combined by the formed a plurality of strip patterns of this frame glue.
14. optical cement patterns as claimed in claim 13, is characterized in that, wherein respectively this face glue pattern on average covers this substrate within this geometrical pattern respectively, and extend to these strip patterns of contact.
15. optical cement patterns as claimed in claim 13, is characterized in that, wherein this strip pattern non-overlapping copies respectively.
16. optical cement patterns as claimed in claim 12, is characterized in that, wherein respectively this geometrical pattern is all a rectangle.
17. optical cement patterns as claimed in claim 16, is characterized in that, the common clathrate pattern that forms of these geometrical patterns.
18. optical cement patterns as claimed in claim 16, is characterized in that, wherein the common interlaced pattern that forms of these geometrical patterns.
19. optical cement patterns as claimed in claim 18, is characterized in that, two these rectangles that wherein this rectangle is adjacent with this rectangle are shared a length of side.
20. optical cement patterns as claimed in claim 12, is characterized in that, wherein the common honeycomb-like pattern that forms of these geometrical patterns.
21. optical cement patterns as claimed in claim 12, is characterized in that, wherein the penetrance of this frame glue and this face glue is identical and this frame glue is identical with the refractive index of this face glue.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410231312.3A CN104070769B (en) | 2014-05-28 | 2014-05-28 | The applying method of optical cement pattern and panel |
| TW103124986A TWI565595B (en) | 2014-05-28 | 2014-07-21 | Optical adhesive pattern and method of panel lamination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410231312.3A CN104070769B (en) | 2014-05-28 | 2014-05-28 | The applying method of optical cement pattern and panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104070769A true CN104070769A (en) | 2014-10-01 |
| CN104070769B CN104070769B (en) | 2017-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410231312.3A Expired - Fee Related CN104070769B (en) | 2014-05-28 | 2014-05-28 | The applying method of optical cement pattern and panel |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104070769B (en) |
| TW (1) | TWI565595B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102184754A (en) * | 2007-01-18 | 2011-09-14 | 日东电工株式会社 | Transparent conductive film and touch panel therewith |
| CN103203949A (en) * | 2013-04-26 | 2013-07-17 | 信利光电(汕尾)有限公司 | Display and bonding method thereof |
| CN103218081A (en) * | 2013-04-12 | 2013-07-24 | 深圳欧菲光科技股份有限公司 | Double-layer touch screen and preparation method for same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130093697A1 (en) * | 2011-10-18 | 2013-04-18 | Wei-Hao Sun | Touch panel display and assembly process thereof |
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2014
- 2014-05-28 CN CN201410231312.3A patent/CN104070769B/en not_active Expired - Fee Related
- 2014-07-21 TW TW103124986A patent/TWI565595B/en not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102184754A (en) * | 2007-01-18 | 2011-09-14 | 日东电工株式会社 | Transparent conductive film and touch panel therewith |
| CN103218081A (en) * | 2013-04-12 | 2013-07-24 | 深圳欧菲光科技股份有限公司 | Double-layer touch screen and preparation method for same |
| CN103203949A (en) * | 2013-04-26 | 2013-07-17 | 信利光电(汕尾)有限公司 | Display and bonding method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104070769B (en) | 2017-07-25 |
| TW201544323A (en) | 2015-12-01 |
| TWI565595B (en) | 2017-01-11 |
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Granted publication date: 20170725 Termination date: 20210528 |