CN206020703U - A kind of blooming - Google Patents
A kind of blooming Download PDFInfo
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- CN206020703U CN206020703U CN201620840344.8U CN201620840344U CN206020703U CN 206020703 U CN206020703 U CN 206020703U CN 201620840344 U CN201620840344 U CN 201620840344U CN 206020703 U CN206020703 U CN 206020703U
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- blooming
- ridge
- prism structure
- film
- prism
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Abstract
This utility model provides a kind of blooming, and including the first blooming and the second blooming, first blooming includes substrate layer, layers of prisms, adhesive phase, it is characterised in that：The layers of prisms includes that there is the first ridge and the second ridge, the first ridge and the second ridge to form a groove at least one multiple prism structures, described prism structure；Described adhesive layer inserts groove；First blooming is bonded with second blooming by adhesive phase.Form groove and binding agent is inserted groove by two peak structure is arranged on prism structure, it is to avoid sacrifice the cutting-edge structure of the first blooming prism structure, improve blooming brightness.
Description
Technical field
This utility model is related to optics technical field of membrane, in particular to a kind of optical compound film.
Background technology
With the continuous development of Display Technique, liquid crystal display (LCD) be increasingly being applied to such as mobile phone, from
Handheld computer device and larger equipment such as on knee electricity of the personal digital assistant (PDA) to electronic game machine scope
In brain, LCD monitor and telescreen.Liquid crystal panel itself does not light, and therefore the backlight module as brightness source is LCD
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 to display device, increasing producer attempts increasing
Bright film is integrated with other functions film, to reduce thickness.
In existing technology, CN1791829A discloses a kind of membrane structure, and its scheme for adopting is under topmost thin film direction
One layer of the surface painting portion glue of layer film, the prismatic flank of lower film is pierced in glue-line, to realize the bonding of the two.This
The shortcoming of way is which sacrifices the tip of the prismatic flank of lower film, and exactly this part is risen to effect of brightness enhancement film
Important function is arrived.Prism tip is then directly melted to be fitted with upper layer film by prior art KR20140089761A.These do
Method realizes the laminating of film layer to sacrifice prism tip, greatly reduces brightening effect.
Utility model content
Main purpose of the present utility model is to provide a kind of blooming, on the premise of realizing that two membranes are fitted, keeps
The effect of high brightness.
To achieve these goals, according to one side of the present utility model, there is provided a kind of blooming, including the first light
Film and the second blooming is learned, first blooming includes substrate layer, layers of prisms, adhesive phase；The layers of prisms includes multiple
There is the first ridge and the second ridge, the first ridge and the second ridge to form one at least one prism structure, described prism structure
Groove；Described adhesive layer inserts groove；First blooming is bonded with second blooming by adhesive phase.
Further, described adhesive layer is contour with first ridge, the second ridge, 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；Between first prism structure, interval is appointed
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 solidifies binding agent, hot group of UV/ from contact adhesive, hot setting adhesive, UV
Close solidification binding agent, 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 opposition side.
Further, second blooming is selected from brightness enhancement film, diffusion barrier, post mirror film, microlens film, light polarizing film.
In the above-mentioned blooming that this utility model is provided, adhesive phase is inserted in the groove of prism structure, and by bonding
Oxidant layer and the second blooming are bonded, it is to avoid by the ridge insertion glue-line of prism or reinvent the way of ridge, can improve optics
The brightening effect of film.
Description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used for explaining this utility model, does not constitute to improper restriction of the present utility model.
In the accompanying drawings：
Fig. 1 shows the structural representation according to the blooming in a kind of embodiment of this utility model；
Fig. 2 a-2c show the thin portion structural representation according to the first blooming in this utility model blooming；
Fig. 3 a-3b show the other embodiment according to the first blooming in this utility model blooming；
Fig. 4 shows the structural representation according to blooming in this utility model another embodiment；
Fig. 5 shows the structural representation according to blooming in this utility model another embodiment；
Fig. 6 shows the structural representation according to blooming in this utility model another embodiment；
Fig. 7 shows the structural representation according to blooming in this utility model another embodiment；And
Fig. 8 shows the structural representation according to blooming in this utility model another embodiment.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling：
10/10 ' first blooming, 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 bloomings, 21 brightness enhancement films, 22 post mirror films, 23 diffusions
Film, 24 microlens films, W width (spacing), H depth.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combine.Below with reference to the accompanying drawings and in conjunction with the embodiments describing this utility model in detail.
As described by background section, blooming of the prior art is to realize the laminating between thin film, or will increase
In spine's insertion glue-line of bright film prism, or ridges alteration of form is sacrificed rib in a word to bond with other bloomings
The spine of mirror that is, sacrifice certain blast effect to reach the purpose of laminating.
In the blooming that this utility model is provided, by change brightness enhancement film prism structure design and adhesive phase
Arrangement so as to when being fitted with other bloomings, it is to avoid sacrifice ridges, so that reach preferably blast effect
Really.
Fig. 1 is refer to, the general embodiments of this utility model blooming are shown, which includes the first blooming 10 and second
Blooming 20；Wherein the first blooming 10 also includes that substrate layer 11, layers of prisms and adhesive phase 13, layers of prisms also include multiple
One prism structure 12.Adhesive phase 13 is scattered to be arranged on multiple first prism structures 12, the first blooming 10 and the second light
Learn film 20 bonding by adhesive phase 13.
Please continue to refer to Fig. 2 a- Fig. 2 c, described be the first blooming detailed construction.Fig. 2 a show coating adhesive layer
The first blooming 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, forms groove 123 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, form multiple ditches between ridge
Groove, no longer accompanying drawing is repeated herein.
As described in Fig. 2 b, adhesive phase 13 is arranged in groove 123, and the principle according to brightness enhancement film, is selecting the first rib
During the material of mirror structure 12 and adhesive phase 13, it is desirable to meet the Refractive Index of Material n of the first prism structure 121It is more than adhesive phase
Refractive index n of 13 materials2, such as n1-n2≥0.01.Conventional first prism structure material has：UV light-cured resins, heat reactive resin,
Or UV light heats solidification combination resin；According to selected materials property adjustments, its index glue layer material has：Contact adhesive,
Hot setting adhesive, UV solidification binding agents, the hot combination and solidification binding agents of 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 respectively
12 refractive indexs 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
Refractive index more than 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 binding agent 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 forming have certain top width W (that is, the first ridge 121 with
The spacing of the second ridge 122) and depth H, width W is related with the concrete structure of the first prism 12 to the setting of depth H.Refer 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、θ4, and the angle theta of 123 bottom of groove5；Two base angle θ1=θ2, two
Individual 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 °, preferably 85 °～110 °, more preferably 90 ° of span；Base angle θ1、
θ230 °～60 °, preferably 40 °～50 °, more preferably 45 ° of span；Such as base angle θ1、θ2For 45 ° when angle theta590 ° are taken with full
Sufficient vertex angle theta3、θ4Take 90 °；Or base angle θ1、θ2For 45 ° when angle theta5Take 130 ° to meet vertex angle theta3、θ4Take 110 °；Or base angle θ1、θ2
For 45 ° when angle theta5Take 70 ° to meet vertex angle theta3、θ4Take 80 °；Base angle θ can be set in the same manner1、θ2For 60 ° when adjust angle theta5Take
Value is meeting vertex angle theta3、θ4Value；Above for the first prism structure 12 overall with adhesive phase 13 be axially symmetric structure when,
Meet the illustration under the premise of each angle value rule, those skilled in the art can adopt which according to citing demonstration according to actual demand
His value.In each angle value example above, the cross sectional shape of groove 123 changes therewith, angle theta5For acute angle when isosceles three
Angular, angle theta5For 90 ° when isosceles right triangle, 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 width H5For 90 ° when, ditch
123 section of groove is showed between the above two, no matter angle value, the width W of groove 123 at least meets the first blooming
10 and second have enough adhesive surfaces between blooming 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 standardss of mould processing, and such as H is 2～10 microns, preferably
For 5～8 microns；In one embodiment, groove is also designed to platybasic type, and both sides hypotenuse extended line forms angle, this area
Technical staff can design groove according to the above, and no longer accompanying drawing is repeated herein；With the progress of technology, such as binding agent changes
Kind, precision machined development, also optional W is narrower, the more shallow trench designs of H.
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、
θ4Concrete span can refer to an embodiment, and as above described in an embodiment, when the first prism structure 12 is set,
The width W of groove 123 at least to meet and have enough adhesive surfaces between the first blooming 10 and the second blooming 20, to provide
The adhesion strength for needing；The depth H of groove 123 at least meets the minimum standardss of mould processing, and here is omitted.
As shown in Figure 3 a-3b, the first optics of bonding is met in adhesive phase 13 in another embodiment of the present utility model
On the premise of film 10 and the second blooming, multiple second prism structures 14 can be appropriately arranged with and replace the first prism structure of part 12,
Second prism structure 14 is single-peak structure, and the ridge of the second prism structure 14 can be contour with the first ridge 121 or slightly below first
Ridge 121, so whole second prism structure 14 will not be subject to disturbing for adhesive phase 13, can preferably improve overall blast effect
Really.As shown in Figure 3 a, the first prism structure 12 is alternately arranged with the second prism structure 14, or as shown in Figure 3 b, neighbouring two first
Arbitrarily the second prism structure 14 is set between prism structure 12, and concrete such as two the first prism structures 12 are disposed adjacent, therebetween
It is not provided with arranging one or more second prism structures 14 between the second prism structure 14, or two prism structures 12 (to show in figure
Show 1 or 2, can actually arrange multiple).In addition, the first prism structure 12 and the second prism structure 14 can be axially symmetric structure
Or nonaxisymmetric structure, specifically may be referred to previous embodiment.
As shown in figure 4, in another embodiment, the first blooming 10 is multifunctional optical film, and one of base material 11 surface sets
There is prism structural layer, the contrary another surface of prism structural layer being provided with base material 11 and be additionally provided with functional layer, which 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 blooming 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, the prism structure orientation of prism film 21 and 12 orientation phase of the first prism structure
With；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 blooming 10 includes the first prism structure 12 and the second prism
Structure 14, no longer accompanying drawing is repeated herein.
As shown in fig. 6, in one embodiment, the second blooming is a post mirror film 22, the base material and the first light of post mirror film 22
The adhesive layer 13 for learning film 10 fits, the post mirror structural arrangement direction of post mirror film 22 and 12 orientation phase of the first prism structure
With；In another embodiment, the post mirror structural arrangement direction of post 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 blooming 10 includes the first prism structure 12 and the second prism
Structure 14, no longer accompanying drawing is repeated herein.
As shown in fig. 7, in one embodiment, the second blooming 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 of scattered film 23 is microstructured layers；In another embodiment, the layers of prisms of the first blooming 10 includes the first prism structure
12 and second prism structure 14, no longer accompanying drawing is repeated herein.
As shown in figure 8, in one embodiment, the second blooming is a microlens film 24, the base material of microlens film 24 and the
The adhesive layer 13 of one blooming 10 fits, and the microlens structure of microlens film 24 is in cubic array arrangement；In another enforcement
In example, the microlens structure of microlens film 24 is closely arranged in triangle；In another embodiment, the layers of prisms of the first blooming 10
Including the first prism structure 12 and the second prism structure 14, no longer accompanying drawing is repeated herein.
In one embodiment, the second blooming 20 is light polarizing film (not shown), and the light polarizing film has polarizing layer；Another
In embodiment, the light polarizing film also includes quarter wave plate layer.
As can be seen from the above description, this utility model the above embodiments achieve following technique effect：
In the blooming that this utility model is provided, at least part of prism structure of the first blooming is two peak structure, bimodal
Between form groove, adhesive phase inserts groove, and there is between the binding agent and the second blooming in such groove enough connecing
Tactile surface, it is possible to achieve the bonding effect of the first blooming and the second blooming, can so avoid in prior art, by prism
The mode that cutting-edge structure insertion glue-line or melting glue-line etc. are sacrificed prism tip and bonded, can improve overall brightening effect.
Preferred embodiment of the present utility model is the foregoing is only, this utility model is not limited to, for this
For the technical staff in field, this utility model can have various modifications and variations.All of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements that is made etc. are should be included within protection domain of the present utility model.
Claims (12)
1. a kind of blooming, including the first blooming and the second blooming, first blooming includes substrate layer, layers of prisms,
Adhesive phase, it is characterised in that：The layers of prisms includes that at least one multiple prism structures, described prism structure have first peak
Ridge and the second ridge, the first ridge and the second ridge form a groove；Described adhesive layer inserts groove；First blooming
Bonded with second blooming by adhesive phase.
2. blooming according to claim 1, it is characterised 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. blooming according to claim 1, it is characterised 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. blooming according to claim 3, it is characterised in that the n1Value is 1.47～1.67, n2Value is 1.35
～1.62.
5. blooming according to claim 1, it is characterised 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 there is single ridge for mirror structure, first prism structure.
6. according to the blooming described in claim 5, it is characterised in that be spaced arbitrarily the between first prism structure
Two prism structures.
7. blooming according to claim 5, it is characterised in that first prism structure and the second prism structure replace
Arrangement.
8. blooming according to claim 1, it is characterised in that the spacing 5～15 of first ridge and the second ridge
Micron, preferably 7～10 microns.
9. blooming according to claim 1, it is characterised in that the gash depth is 2～10 microns, preferably 5～8
Micron.
10. blooming according to claim 1, it is characterised in that described adhesive layer choosing is from contact adhesive, heat cure
Binding agent, UV solidification binding agents, the hot combination and solidification binding agents of UV/, optically clear adhesive, optical clear gel, or room temperature
Solidification binding agent.
11. bloomings according to claim 1, it is characterised in that the first optics film base material contrary with layers of prisms
Side also has diffusion coating.
12. bloomings according to claim 1, it is characterised in that second blooming is selected from brightness enhancement film, diffusion
Film, post mirror film, microlens film, light polarizing film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620840344.8U CN206020703U (en) | 2016-08-05 | 2016-08-05 | A kind of blooming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620840344.8U CN206020703U (en) | 2016-08-05 | 2016-08-05 | A kind of blooming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206020703U true CN206020703U (en) | 2017-03-15 |
Family
ID=58245811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620840344.8U Active CN206020703U (en) | 2016-08-05 | 2016-08-05 | A kind of blooming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206020703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125171A (en) * | 2016-08-05 | 2016-11-16 | 张家港康得新光电材料有限公司 | Blooming |
-
2016
- 2016-08-05 CN CN201620840344.8U patent/CN206020703U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106125171A (en) * | 2016-08-05 | 2016-11-16 | 张家港康得新光电材料有限公司 | Blooming |
| CN106125171B (en) * | 2016-08-05 | 2018-09-21 | 张家港康得新光电材料有限公司 | Optical film |
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