CN106125171B - Optical film - Google Patents
Optical film Download PDFInfo
- Publication number
- CN106125171B CN106125171B CN201610633740.8A CN201610633740A CN106125171B CN 106125171 B CN106125171 B CN 106125171B CN 201610633740 A CN201610633740 A CN 201610633740A CN 106125171 B CN106125171 B CN 106125171B
- Authority
- CN
- China
- Prior art keywords
- optical film
- ridge
- prism structure
- adhesive
- prism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
- G02B5/0231—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having microprismatic or micropyramidal shape
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
The present invention provides a kind of optical film, including the first optical film and the second optical film, first optical film includes substrate layer, layers of prisms, adhesive phase, it is characterised in that：The layers of prisms includes multiple prism structures, and there is at least one described prism structure the first ridge and the second ridge, the first ridge and the second ridge to form a groove；Described adhesive layer inserts groove；First optical film is bonded by adhesive phase and second optical film.By the way that two peak structure formation groove is arranged on prism structure and adhesive is inserted groove, the cutting-edge structure for sacrificing the first optical film prism structure is avoided, optical film brightness is improved.
Description
Technical field
The present invention relates to optics technical field of membrane, in particular to a kind of optical compound film.
Background technology
With the continuous development of display technology, liquid crystal display (LCD) be increasingly being applied to such as mobile phone, from
Personal digital assistant (PDA) arrives the handheld computer device and larger equipment electricity such as on knee of electronic game machine range
In brain, LCD monitor and video screen.Liquid crystal display panel itself does not shine, therefore is LCD as the backlight module in brightness source
The significant components of display function, wherein brightness enhancement film are extremely important for improving LCD brightness, and brightness enhancement film realizes blast
The core of function is exactly prism structure, and with the demand that market is thinned display device, more and more producers attempt to increase
Bright film integrates with other functional membranes, to reduce thickness.
CN1791829A discloses a kind of membrane structure in existing technology, and the scheme used is under topmost thin film direction
The prismatic flank of lower film is pierced into glue-line by one layer of the surface painting portion glue of layer film, to realize the bonding of the two.It is this
From the effect of the shortcomings that way, is that it sacrifices the tip of the prismatic flank of lower film, and exactly this part is to brightness enhancement film
Important function is arrived.Prior art KR20140089761A then directly melts at prism tip to be bonded with upper layer film.These do
Method realizes the fitting of film layer to sacrifice prism tip, greatly reduces brightening effect.
Invention content
The main purpose of the present invention is to provide a kind of optical films, under the premise of realizing two membranes fitting, keep highlighted
The effect of degree.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of optical film, including the first optical film
With the second optical film, first optical film includes substrate layer, layers of prisms, adhesive phase；The layers of prisms includes multiple prisms
There is the first ridge and the second ridge, the first ridge and the second ridge to form a groove for structure, at least one described prism structure；
Described adhesive layer inserts groove；First optical film is bonded by adhesive phase and second optical film.
Further, described adhesive layer and first ridge, the second ridge are contour, or protrude from the first ridge,
Two ridge line planes.
Further, the Refractive Index of Material of the prism structure is n1, the refractive index of described adhesive layer is n2, n1-n2≥
0.01；n1Value is 1.47~1.67, n2Value is 1.35~1.62.
Further, the layers of prisms includes the first prism structure and the second prism structure, the first prism structure tool
There are the first ridge and the second ridge, second prism structure that there is single ridge；Interval is appointed between first prism structure
The second prism structure of meaning；Or first prism structure and the second prism structure are alternately arranged.
Further, 5~15 microns of the spacing of first ridge and the second ridge, preferably 7~10 microns.
Further, the gash depth is 2~10 microns, preferably 5~8 microns.
Further, described adhesive layer choosing is from contact adhesive, hot setting adhesive, UV solidification adhesives, hot group of UV/
Close solidification adhesive, optically clear adhesive, optical clear gel and room temperature setting adhesive.
Further, the first optics film base material also has diffusion coating with layers of prisms opposite side.
Further, second optical film can be selected from brightness enhancement film, diffusion barrier, cylindrical mirror film, microlens film, light polarizing film.
In above-mentioned optical film provided by the invention, adhesive phase is inserted in the groove of prism structure, and by adhesive phase
It is bonded with the second optical film, avoids and the ridge of prism is inserted into glue-line or remolds the way of ridge, optical film can be improved
Brightening effect.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide further understanding of the present invention, and of the invention shows
Meaning property embodiment and its explanation are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 shows the structural schematic diagram according to the optical film in one embodiment of the present invention；
Fig. 2 a-2c show the thin portion structural schematic diagram according to the first optical film in optical film of the present invention；
Fig. 3 a-3b show the other embodiment according to the first optical film in optical film of the present invention；
Fig. 4 shows the structural schematic diagram according to optical film in another embodiment of the present invention；
Fig. 5 shows the structural schematic diagram according to optical film in another embodiment of the present invention；
Fig. 6 shows the structural schematic diagram according to optical film in another embodiment of the present invention；
Fig. 7 shows the structural schematic diagram according to optical film in another embodiment of the present invention；And
Fig. 8 shows the structural schematic diagram according to optical film in another embodiment of the present invention.
Wherein, above-mentioned attached drawing includes the following drawings label：
10/10 ' first optical film, 11 substrate layers, 12 first prism structures, 13 adhesive phases, 14 second prism structures, 15
Diffusion layer, 121 first ridges, 122 second ridges, 123 grooves, 20 second optical films, 21 brightness enhancement films, 22 cylindrical mirror films, 23 diffusions
Film, 24 microlens films, W width (spacing), H depth.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As described in background technology part, optical film in the prior art, for realize film between fitting, or will increase
The spine of bright film prism is inserted into glue-line, or ridges shape is changed to be bonded with other optical films, sacrifices rib in a word
The spine of mirror that is, certain blast effect is sacrificed to achieve the purpose that fitting.
In optical film provided by the invention, by changing the design of the prism structure of brightness enhancement film and the arrangement of adhesive phase
Mode makes it when being bonded with other optical films, avoids sacrifice ridges, to reach preferable brightening effect.
Referring to FIG. 1, showing the general embodiments of optical film of the present invention comprising the first optical film 10 and the second optics
Film 20；Wherein the first optical film 10 further includes substrate layer 11, layers of prisms and adhesive phase 13, and layers of prisms further includes multiple first ribs
Mirror structure 12.Adhesive phase 13 is disposed on multiple first prism structures 12, the first optical film 10 and the second optical film
20 is bonding by adhesive phase 13.
Please continue to refer to Fig. 2 a- Fig. 2 c, described is the detailed construction of the first optical film.Fig. 2 a show coating adhesive layer
The first optical film 10 ' before 13, it is shown that 12 concrete structure of the first prism structure of layers of prisms：First prism structure 12 is double
Peak structure includes the first ridge 121 and the second ridge 122, and groove 123 is formed between the first ridge 121 and the second ridge 122；
Other embodiment kind, the first prism structure 12 can also be multi-peaks structure, including multiple ridges, multiple ditches formed between ridge
Slot, no longer attached drawing repeats herein.
As described in Fig. 2 b, adhesive phase 13 is arranged in groove 123, and according to the principle of brightness enhancement film, is selecting the first rib
When the material of mirror structure 12 and adhesive phase 13, it is desirable that meet the Refractive Index of Material n of the first prism structure 121More than adhesive phase
The refractive index n of 13 materials2, such as n1-n2≥0.01.Common first prism structure material has：UV light-cured resins, heat reactive resin,
Or UV light heats cure combination resin；According to selected materials property adjustments, its index glue layer material has：Contact adhesive,
The hot combination and solidification adhesive of hot setting adhesive, UV solidification adhesives, UV/, optically clear adhesive, optical clear gel, with
And room temperature setting adhesive.According to 13 selected materials of the first prism structure 12 and adhesive phase, the first prism structure is adjusted separately
12 refractive index adjust 13 refractive index of adhesive phase to 1.35~1.62 to 1.47~1.67；Make the refractive index of the first prism structure
More than the refractive index of adhesive phase.
As shown in Figure 2 c, adhesive phase 13 inserts groove 123, according to material character, 13 surface of adhesive phase and first peak
Ridge 121, the second ridge 122 are contour；Or 13 surface of adhesive protrudes from the first ridge 121,122 line plane of the second ridge.
The groove 123 that first ridge 121 and the second ridge 122 are collectively formed have certain top width W (that is, the first ridge 121 with
The spacing of second ridge 122) and depth H, the setting of width W and depth H is related with the concrete structure of the first prism 12.It please refers to
Fig. 2 c, the first prism structure 12 collectively form trapezium structure or class trapezium structure, in one embodiment, first with adhesive phase 13
Prism structure 12 and the generally axially symmetric structure of adhesive phase 13, specifically, the first prism structure 12 has two base angle θ1、θ2；
Vertex angle theta at first ridge 121, the second ridge 1223、θ4And the angle theta of 123 bottom of groove5；Two base angle θ1=θ2, two
A vertex angle theta3=θ4, the section of groove 123 is in isosceles triangle, angle theta5It is adapted to base angle θ1、θ2Size is adjusted, with full
Sufficient vertex angle theta3、θ4Value；Vertex angle theta3、θ480 °~120 ° of value range, preferably 85 °~110 °, more preferably 90 °；Base angle θ1、
θ230 °~60 ° of value range, preferably 40 °~50 °, more preferably 45 °；Such as base angle θ1、θ2Angle theta when being 45 °590 ° are taken to expire
Sufficient vertex angle theta3、θ4Take 90 °；Or base angle θ1、θ2Angle theta when being 45 °5Take 130 ° to meet vertex angle theta3、θ4Take 110 °；Or base angle θ1、θ2
Angle theta when being 45 °5Take 70 ° to meet vertex angle theta3、θ4Take 80 °；Base angle θ can similarly be set1、θ2Angle theta is adjusted when being 60 °5Take
Value is to meet vertex angle theta3、θ4Value；When being above axially symmetric structure with 13 entirety of adhesive phase for the first prism structure 12,
Meet under the premise of each angle value rule for example, those skilled in the art can use it according to citing demonstration according to actual demand
His value.In above each angle value example, the cross sectional shape of groove 123 changes therewith, angle theta5For acute angle when isosceles three
It is angular, angle theta5Isosceles right triangle when being 90 °, angle theta5For obtuse angle when isosceles triangle；Angle theta5For acute angle when,
123 section of groove shows as the narrow H depths of W, angle theta5For obtuse angle when 123 section of groove shallow, the angle theta that shows as W wide H5When being 90 °, ditch
123 section of slot is showed between the above two, no matter angle value, the width W of groove 123 at least meets the first optical film
10 and second have enough adhesive surfaces between optical film 20, and with the adhesion strength needed for providing, such as width W is 5~15 microns, compared with
Good is 7~10 microns；The depth H of groove 123 at least meets the minimum standard of mold processing, if H is 2~10 microns, preferably
It is 5~8 microns；In one embodiment, groove is also designed to platybasic type, and both sides bevel edge extended line forms angle, this field
Technical staff can design groove according to the above, and no longer attached drawing repeats herein；With advances in technology, changing such as adhesive
Kind, narrower, the more shallow H trench designs of W also may be selected in precision machined development.
In another embodiment, the first prism structure 12 collectively forms trapezium structure or the trapezoidal knot of class with adhesive phase 13
Structure, but the first prism structure 12 and the generally nonaxisymmetric structure of adhesive phase 13, specifically：Such as base angle θ1≠θ2, adjustment folder
Angle θ5Make vertex angle theta3=θ4Or θ3≠θ4；For another example vertex angle theta3≠θ4, adjust angle theta5Make base angle θ1=θ2；Base angle θ1、θ2With vertex angle theta3、
θ4Specific value range can refer to an embodiment, and described in an embodiment as above, when setting the first prism structure 12,
The width W of groove 123, which at least meets between the first optical film 10 and the second optical film 20, enough adhesive surfaces, to provide
The adhesion strength needed；The depth H of groove 123 at least meets the minimum standard of mold processing, and details are not described herein again.
As shown in Figure 3 a-3b, meet the first optical film 10 of bonding in adhesive phase 13 in another embodiment of the invention
Under the premise of the second optical film, multiple second prism structures 14 can be appropriately arranged with and replace the first prism structures of part 12, second
Prism structure 14 is single-peak structure, and the ridge of the second prism structure 14 can be with 121 contour or slightly below the first ridge of the first ridge
121, such entire second prism structure 14 can will not preferably be improved whole brightening effect by the interference of adhesive phase 13.
As shown in Figure 3a, the first prism structure 12 is alternately arranged with the second prism structure 14, or as shown in Figure 3b, neighbouring two first prisms
Arbitrary the second prism structure 14 is set between structure 12, and specific such as two the first prism structures 12 are disposed adjacent, do not set therebetween
It sets and (the display 1 in figure of the second prism structure of one or more 14 is set between second prism structure 14 or two prism structures 12
Or 2, can actually be arranged multiple).In addition, the first prism structure 12 and the second prism structure 14 can be axially symmetric structure or non-axis
Symmetrical structure can specifically refer to previous embodiment.
As shown in figure 4, in another embodiment, the first optical film 10 is multifunctional optical film, and one of base material 11 surface is set
There is prism structural layer, being equipped with the opposite another surface of prism structural layer with base material 11 is additionally provided with functional layer, concretely spreads
Layer 15, such as bead-scoating, fog surface layer, microstructured layers (such as sandblasted structures layer).
As shown in figure 5, in one embodiment, the second optical film is a prism film 21, the base material of prism film 21 and the first light
The adhesive layer 13 for learning film 10 fits, prism structure orientation and the 12 orientation phase of the first prism structure of prism film 21
Together；In another embodiment, the prism structure orientation of prism film 21 forms one jiao with 12 orientation of the first prism structure
Degree, preferably 90 °；In another embodiment, the layers of prisms of the first optical film 10 includes the first prism structure 12 and the second prism
Structure 14, no longer attached drawing repeats herein.
As shown in fig. 6, in one embodiment, the second optical film is a cylindrical mirror film 22, the base material of cylindrical mirror film 22 and the first light
The adhesive layer 13 for learning film 10 fits, cylindrical mirror structural arrangement direction and the 12 orientation phase of the first prism structure of cylindrical mirror film 22
Together；In another embodiment, the cylindrical mirror structural arrangement direction of cylindrical mirror film 22 forms one jiao with 12 orientation of the first prism structure
Degree, preferably 90 °；In another embodiment, the layers of prisms of the first optical film 10 includes the first prism structure 12 and the second prism
Structure 14, no longer attached drawing repeats herein.
As shown in fig. 7, in one embodiment, the second optical film is a diffusion barrier 23, the base material of diffusion barrier 23 and the first light
The adhesive layer 13 for learning film 10 fits, and the diffusion layer of diffusion barrier 23 is Beads-coating layers；In another embodiment, expand
The diffusion layer for dissipating film 23 is microstructured layers；In another embodiment, the layers of prisms of the first optical film 10 includes the first prism structure
12 and second prism structure 14, no longer attached drawing repeats herein.
As shown in figure 8, in one embodiment, the second optical film is a microlens film 24, the base material of microlens film 24 and the
The adhesive layer 13 of one optical film 10 fits, and the microlens structure of microlens film 24 is in cubic array arrangement；In another implementation
In example, the microlens structure of microlens film 24 is closely arranged in triangle；In another embodiment, the layers of prisms of the first optical film 10
Including the first prism structure 12 and the second prism structure 14, no longer attached drawing repeats herein.
In one embodiment, the second optical film 20 is light polarizing film (not shown), and the light polarizing film has polarizing layer；Another
In embodiment, the light polarizing film further includes quarter wave plate layer.
It can be seen from the above description that the above embodiments of the present invention realize following technique effect：
In optical film provided by the invention, at least partly prism structure of the first optical film is two peak structure, between bimodal
Groove is formed, adhesive phase inserts groove, has enough contact tables between the adhesive and the second optical film in such groove
The bonding effect of the first optical film and the second optical film may be implemented in face, in this way can be to avoid in prior art, by prism tip
Structure, which is inserted into glue-line or melts glue-line etc., sacrifices prism tip and the mode that bonds, can improve whole brightening effect.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (14)
1. a kind of optical film, including the first optical film and the second optical film, first optical film includes substrate layer, layers of prisms,
Adhesive phase, it is characterised in that：The layers of prisms includes multiple prism structures, and at least one described prism structure has first peak
Ridge and the second ridge, the first ridge and the second ridge form a groove；Described adhesive layer insert groove, first ridge and
Second ridge is not inserted into adhesive phase；First optical film is bonded by adhesive phase and second optical film.
2. optical film according to claim 1, which is characterized in that described adhesive layer and first ridge, the second peak
Ridge is contour, or protrudes from the first ridge, the second ridge line plane.
3. optical film according to claim 1, which is characterized in that the Refractive Index of Material of the prism structure is n1, described viscous
The refractive index of mixture layer is n2, n1-n2≥0.01。
4. optical film according to claim 3, which is characterized in that the n1Value is 1.47~1.67, n2Value is 1.35
~1.62.
5. optical film according to claim 1, which is characterized in that the layers of prisms includes the first prism structure and the second rib
There is the first ridge and the second ridge, second prism structure to have single ridge for mirror structure, first prism structure.
6. according to the optical film described in claim 5, which is characterized in that be spaced arbitrary the between first prism structure
Two prism structures.
7. optical film according to claim 5, which is characterized in that first prism structure and the second prism structure alternating
Arrangement.
8. optical film according to claim 1, which is characterized in that the spacing of first ridge and the second ridge be 5~
15 microns.
9. optical film according to claim 1, which is characterized in that the spacing of first ridge and the second ridge be 7~
10 microns.
10. optical film according to claim 1, which is characterized in that the gash depth is 2~10 microns.
11. optical film according to claim 1, which is characterized in that the gash depth is 5~8 microns.
12. optical film according to claim 1, which is characterized in that described adhesive layer choosing is from contact adhesive, heat cure
The hot combination and solidification adhesive of adhesive, UV solidification adhesives, UV/, optically clear adhesive, optical clear gel or room temperature
Solidification adhesive.
13. optical film according to claim 1, which is characterized in that the first optics film base material it is opposite with layers of prisms
Side also has diffusion coating.
14. optical film according to claim 1, which is characterized in that second optical film be selected from brightness enhancement film, diffusion barrier,
Cylindrical mirror film, microlens film, light polarizing film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610633740.8A CN106125171B (en) | 2016-08-05 | 2016-08-05 | Optical film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610633740.8A CN106125171B (en) | 2016-08-05 | 2016-08-05 | Optical film |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106125171A CN106125171A (en) | 2016-11-16 |
| CN106125171B true CN106125171B (en) | 2018-09-21 |
Family
ID=57254854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610633740.8A Active CN106125171B (en) | 2016-08-05 | 2016-08-05 | Optical film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106125171B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020044830A1 (en) * | 2018-08-28 | 2020-03-05 | シャープ株式会社 | Daylighting device |
| CN115933254B (en) * | 2022-12-27 | 2024-05-07 | 江苏双星彩塑新材料股份有限公司 | Brightening diffusion film and preparation method thereof |
| CN115963662B (en) * | 2022-12-27 | 2024-05-07 | 江苏双星彩塑新材料股份有限公司 | DPP composite membrane for backlight module and preparation method thereof |
| CN115826111B (en) * | 2022-12-27 | 2024-05-07 | 江苏双星彩塑新材料股份有限公司 | DOP composite membrane for backlight module and preparation method thereof |
| CN115808822B (en) * | 2022-12-27 | 2024-03-12 | 江苏双星彩塑新材料股份有限公司 | DPL composite membrane and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880747A (en) * | 2015-06-10 | 2015-09-02 | 宁波江北激智新材料有限公司 | Multi-function composite optical membrane capable of replacing diffusion plate and manufacturing method thereof, and display screen |
| CN206020703U (en) * | 2016-08-05 | 2017-03-15 | 张家港康得新光电材料有限公司 | A kind of blooming |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101090937B1 (en) * | 2011-01-31 | 2011-12-08 | 주식회사 엘엠에스 | Structured optical sheet package and a method of manufacturing the same |
| KR20140021925A (en) * | 2012-08-13 | 2014-02-21 | 채용욱 | Optical sheet for backlight unit and method thereof |
| KR20150002309A (en) * | 2013-06-28 | 2015-01-07 | 제일모직주식회사 | Complex optical sheet and back light unit comprising the same |
| WO2016064595A1 (en) * | 2014-10-20 | 2016-04-28 | 3M Innovative Properties Company | Light redirecting film constructions and methods of making same |
-
2016
- 2016-08-05 CN CN201610633740.8A patent/CN106125171B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880747A (en) * | 2015-06-10 | 2015-09-02 | 宁波江北激智新材料有限公司 | Multi-function composite optical membrane capable of replacing diffusion plate and manufacturing method thereof, and display screen |
| CN206020703U (en) * | 2016-08-05 | 2017-03-15 | 张家港康得新光电材料有限公司 | A kind of blooming |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106125171A (en) | 2016-11-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106125171B (en) | Optical film | |
| EP3316022B1 (en) | Viewing angle control device and viewing angle controllable display apparatus | |
| CN101681060B (en) | Liquid crystal display device | |
| US20110199681A1 (en) | Display device | |
| KR102309921B1 (en) | Display device and optical film comprised the same | |
| WO2021022307A1 (en) | Lightguide with a light input edge between lateral edges of a folded strip | |
| CN102762918B (en) | Surface light source device and liquid crystal display device equipped with same | |
| CN106814504A (en) | Optical film and its manufacture method and liquid crystal display | |
| US20160370615A1 (en) | Liquid crystal grating, method of manufacturing the same and display apparatus | |
| US11360336B2 (en) | Privacy protection film and liquid crystal display device including the same | |
| US20120268967A1 (en) | Light guides | |
| US11163188B2 (en) | Display device | |
| CN106814496A (en) | Optical film and the liquid crystal display including optical film | |
| CN105158980B (en) | Liquid crystal display panel and liquid crystal display comprising it | |
| KR20190090560A (en) | Multi-layer liquid crystal film, polarizing plate and method for manufacturing of polarizing plate | |
| CN205508290U (en) | Flexible display module and flexible display device | |
| CN206020703U (en) | A kind of blooming | |
| KR20170050707A (en) | Liquid crystal display device with black adhesive resin | |
| JP2004109258A (en) | Stereoscopic video display member and method for manufacturing the same | |
| CN103969720A (en) | Brightness enhancing film, preparing method of brightness enhancing film, and displaying device comprising brightness enhancing film | |
| CN215932185U (en) | Composite optical film and display device | |
| KR20170050719A (en) | Liquid crystal display device with black adhesive resin | |
| CN106862000B (en) | The preparation method of coating apparatus and preparation method thereof and complex optical film | |
| KR20190001838A (en) | A security film for display device | |
| CN101256248A (en) | Compensation membrana as well as manufacturing method, liquid crystal display panel using the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190121 Granted publication date: 20180921 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220121 Granted publication date: 20180921 |