CN104252100A - Photosensitive hardening composition and application thereof - Google Patents
Photosensitive hardening composition and application thereof Download PDFInfo
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- CN104252100A CN104252100A CN201310260323.XA CN201310260323A CN104252100A CN 104252100 A CN104252100 A CN 104252100A CN 201310260323 A CN201310260323 A CN 201310260323A CN 104252100 A CN104252100 A CN 104252100A
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Abstract
The invention discloses a photosensitive hardening composition containing 5-15wt% of high molecular resin, 1-5wt% of a photosensitive initiator, 5-10wt% of a monomer, 50-90wt% of a solvent, 1-6wt% of a pigment and 0-2wt% of an additive, CIE chromaticity coordinate values of the photosensitive hardening composition are as follows: x = 0.32-0.36, y = 0.3-0.335, Y = 64.9%-79%, the photosensitive hardening composition is used in organic electroluminescent displays, can effectively eliminate reflected light produced by ambient light, reduces the reflectivity of an inner metal layer of the organic electroluminescent displays, and improves the contrast.
Description
Technical field
The present invention is about a kind of Photocurable constituent, and espespecially one can be applicable to display of organic electroluminescence, with effectively eliminate environment light source produce the Photocurable constituent of reflected light.
Background technology
Display of organic electroluminescence (organic electroluminescent devices) (being also called organic electroluminescent LED (organic light emitting diode, OLED) display) its principle of luminosity applies an extra electric field at organic molecule material (can be divided into small molecule material (small molecule material) and polymeric material (polymer material) according to molecular size range) to make it produce luminescence phenomenon.Display of organic electroluminescence is because its spontaneous optical activity (self emission), array can show (dot matrix type display), have frivolous, high contrast, low consumpting power, high resolving power, reaction time short (fast response time), do not need the characteristic such as backlight and wide viewing angle, and its panel size can by the large-scale outdoor signboard of 4mm miniscope to 100 inch, be regarded as the main flow of flat-panel screens of future generation, except the application of display, the light-emitting component of Organic Electricity more can form array architecture in the material of frivolous deflection.
In the application of display, full-color is the necessary condition of market success, if distinguish according to colorize mode, display of organic electroluminescence structure mainly can be divided into three-colour light-emitting Rotating fields, color converting layer (color change media, and colorized optical filtering membrane structure (color filter CCM), three kinds of modes such as CF), wherein three-colour light-emitting Rotating fields is the mode that current display of organic electroluminescence true color the most often uses, by red, blue, the luminescent material of green three looks is coated in picture element respectively, add different bias voltage to produce full-color effect, and there is the optimized advantage of luminescence efficiency.Color converting layer then utilizes blue light for light emitting source, blue light is converted respectively to ruddiness or green-blue light and then realize redgreenblue light via Color Conversion film.In addition, colorized optical filtering membrane structure then adopts white light source through the colored filter of similar LCD to reach full-color effect.
At present on organic electroluminescent LED (OLED) panel because use metal as thin film transistor (TFT) (TFT) and electrode, so can produce very strong reflecting effect because of environment light source on panel appearance, and overall optical characteristics is caused to reduce (such as to when colourity).
Being used at present improving high reflectance and improving the mode contrasted on panel, is generally on panel, stick polaroid (polarizing film) add that phase shift films (retardation film) eliminates the reflection of surround lighting.It is comparatively inconvenience on using.
Summary of the invention
The present invention is providing a kind of Photocurable constituent, and it provides and can be applicable to display of organic electroluminescence, with effectively eliminate environment light source produce the Photocurable constituent of reflected light.
Object is taken off for reaching, Photocurable constituent of the present invention contains the adjuvant of the macromolecule resin of 5 ~ 15wt%, the photosensitive initiator of 1 ~ 5wt%, the monomer of 5 ~ 10wt%, the solvent of 50 ~ 90wt%, the pigment of 1 ~ 6wt% and 0 ~ 2wt%, and cie color coordinate figure x=0.32 ~ 0.36 of this Photocurable constituent, y=0.3 ~ 0.335, Y=64.9% ~ 79%.
Especially, Photocurable constituent of the present invention is applied to display of organic electroluminescence, effectively can eliminate the reflected light that environment light source produces, and reduces the reflectivity of display of organic electroluminescence inner metal layer and improves contrast.
For reaching above-mentioned purpose, described pigment is the combination of the orchil of 10 ~ 100wt%, the blue dyes of 0 ~ 25wt%, the green colouring material of 0 ~ 65wt%, the weld of 0 ~ 45wt% or above-mentioned at least two kinds of dyestuffs.
For reaching above-mentioned purpose, the film thickness range of described Photocurable constituent is 0.4 ~ 1.6um.
The present invention also provides a kind of application of Photocurable constituent, this Photocurable constituent is applied to display of organic electroluminescence, this display of organic electroluminescence at least includes a colored filter, and the coating of this Photocurable constituent is arranged at this colored filter at least side.
For reaching above-mentioned purpose, described display of organic electroluminescence mainly has the substrate of driving element, this substrate is provided with a plurality of organic electroluminescent device, and be electrically connected with this plurality of driving element, this colored filter is then arranged on those organic electroluminescent devices, this colored filter is provided with a transparency carrier, and the coating of this Photocurable constituent is arranged under this colored filter, and between those organic electroluminescent devices and this colored filter.Or the coating of this Photocurable constituent is arranged on this colored filter, and between this transparency carrier and this colored filter.Also or, the coating of this Photocurable constituent is arranged on this colored filter, and and is positioned on this transparency carrier.
For reaching above-mentioned purpose, described organic electroluminescent device is white light organic electroluminescence element.
Accompanying drawing explanation
Fig. 1 is the first example structure schematic diagram of display of organic electroluminescence in the present invention.
Fig. 2 is the second example structure schematic diagram of display of organic electroluminescence in the present invention.
Fig. 3 is the 3rd example structure schematic diagram of display of organic electroluminescence in the present invention.
Fig. 4 is the 4th example structure schematic diagram of display of organic electroluminescence in the present invention.
Figure number illustrates:
Active substrate 10
Organic electroluminescent device 20
Colored filter 30
Transparency carrier 40
Photocurable constituent 50.
Embodiment
The invention provides a kind of Photocurable constituent, it contains the macromolecule resin of 5 ~ 15wt%, the photosensitive initiator of 1 ~ 5wt%, the monomer of 5 ~ 10wt%, the solvent of 50 ~ 90wt%, the pigment of 1 ~ 6wt% and the adjuvant of 0 ~ 2wt%, and cie color coordinate figure x=0.32 ~ 0.36 of this Photocurable constituent, y=0.3 ~ 0.335, Y=64.9% ~ 79%, wherein, this pigment is the orchil of 10 ~ 100wt%, the blue dyes of 0 ~ 25wt%, the green colouring material of 0 ~ 65wt%, the weld of 0 ~ 45wt% or the combination of above-mentioned at least two kinds of dyestuffs, it can be such as the combination of weld and orchil, blue dyes, the combination of green colouring material and orchil.And the film thickness range of this Photocurable constituent is 0.4 ~ 1.6um.
And Photocurable constituent of the present invention is applied to display of organic electroluminescence, in embodiment as shown in Figure 1, this display of organic electroluminescence mainly has the substrate of driving element, it is active substrate 10 in the present embodiment, be made up of substrate and plurality of films transistor (not shown), wherein substrate can be glass substrate, semiconductor substrate or plastic base.Thin film transistor (TFT) has a plurality of corresponding conductive junction point (not shown), can be formed with the upper surface of active substrate and be electrically connected.Although the present embodiment is arranged on active substrate by organic electroluminescent device, but be familiar with this skill personage and also the organic electroluminescent device of the present embodiment can be arranged on passive type substrate.
This active substrate 10 is provided with a plurality of organic electroluminescent device 20, in the present embodiment, this organic electroluminescent device 20 is white light organic electroluminescence element, each organic electroluminescent device 20 at least comprises bottom electrode (not shown), organic electro luminescent layer (not shown) and top electrode (not shown), be electrically connected with corresponding thin film transistor (TFT) 20 by bottom electrode, wherein the material of organic electro luminescent layer can be Small molecular or high molecular fluorescence or phosphor material.Those organic electroluminescent devices 20 are then provided with colored filter 30, to reach full-color effect, this colored filter 30 are provided with a transparency carrier 40.
Wherein, the coating of this Photocurable constituent is arranged at this colored filter at least side, in embodiment as shown in the figure, this Photocurable constituent 50 is positioned under this colored filter 30, and between those organic electroluminescent device 20 and this colored filters 30.After external light source enters Photocurable constituent 50, effectively can eliminate the reflected light that environment light source produces, reduce the reflectivity of display of organic electroluminescence and improve contrast.
Moreover as shown in second embodiment of Fig. 2, this Photocurable constituent 50 also can be positioned on this colored filter 30, and between this transparency carrier 40 and this colored filter 30; Also or, as shown in the 3rd embodiment of Fig. 3, this Photocurable constituent 50 is positioned on this colored filter 30, and and be positioned on this transparency carrier 40; Also or, this display of organic electroluminescence is provided with plural Photocurable constituent 50, as shown in the 4th embodiment of Fig. 4, between those organic electroluminescent device 20 and this colored filters 30, and be provided with Photocurable constituent 50 (certainly also can relatively be positioned on this transparency carrier) on this colored filter 30 simultaneously, all can reach eliminate environment light source produce the effect of reflected light.
Specific embodiment is as described below, but, not limit to the present invention with this.
Photocurable constituent adopts following composition, listed by table 1 and table 2:
The composition of table 1 Photocurable constituent
The composition of table 2 pigment and thickness
Remarks: above-mentioned blue dyes can be Pigment Blue15:6 according to Color Index numbering, green colouring material can be Pigment Green36 according to Color Index numbering, weld can be Pigment Yellow150 according to Color Index numbering, and orchil can be Pigment Red254 according to Color Index numbering.
And table 3 is the measurement result of Y value that CIE shows in the colourity (x, y) of look, and the penetrance formed.
Table 3
Wherein, cie color coordinate figure demand according to the invention measured by embodiment 1 ~ 7.And the penetration ratio after embodiment 1 ~ 7 dim light is 61% ~ 68%.
In addition, with the Photocurable constituent of above-described embodiment 3 in table 4, with different thickness, measured CIE shows the measurement result of the Y value in the colourity (x, y) of look.
Table 4 wherein, cie color coordinate figure demand according to the invention measured by embodiment 8 ~ 12.
Claims (10)
1. a Photocurable constituent, it is characterized in that, it contains the adjuvant of the macromolecule resin of 5 ~ 15wt%, the photosensitive initiator of 1 ~ 5wt%, the monomer of 5 ~ 10wt%, the solvent of 50 ~ 90wt%, the pigment of 1 ~ 6wt% and 0 ~ 2wt%, and cie color coordinate figure x=0.32 ~ 0.36 of this Photocurable constituent, y=0.3 ~ 0.335, Y=64.9% ~ 79%.
2. Photocurable constituent as claimed in claim 1, is characterized in that, this pigment is the combination of the orchil of 10 ~ 100wt%, the blue dyes of 0 ~ 25wt%, the green colouring material of 0 ~ 65wt%, the weld of 0 ~ 45wt% or above-mentioned at least two kinds of dyestuffs.
3. Photocurable constituent as claimed in claim 1 or 2, it is characterized in that, the film thickness range of this Photocurable constituent is 0.4 ~ 1.6um.
4. the application of a Photocurable constituent, it is characterized in that, this Photocurable constituent is applied to display of organic electroluminescence, and this display of organic electroluminescence at least includes a colored filter, and the coating of this Photocurable constituent is arranged at this colored filter at least side.
5. the application of Photocurable constituent as claimed in claim 4, it is characterized in that, this display of organic electroluminescence mainly has the substrate of driving element, this substrate is provided with a plurality of organic electroluminescent device, and be electrically connected with this plurality of driving element, this colored filter is then arranged on those organic electroluminescent devices, this colored filter is provided with a transparency carrier, the coating of this Photocurable constituent is arranged under this colored filter, and between those organic electroluminescent devices and this colored filter.
6. the application of Photocurable constituent as claimed in claim 4, it is characterized in that, this display of organic electroluminescence mainly has the substrate of driving element, this substrate is provided with a plurality of organic electroluminescent device, and be electrically connected with this plurality of driving element, this colored filter is then arranged on those organic electroluminescent devices, this colored filter is provided with a transparency carrier, the coating of this Photocurable constituent is arranged on this colored filter, and between this transparency carrier and this colored filter.
7. the application of Photocurable constituent as claimed in claim 4, it is characterized in that, this display of organic electroluminescence mainly has the substrate of driving element, this substrate is provided with a plurality of organic electroluminescent device, and be electrically connected with this plurality of driving element, this colored filter is then arranged on those organic electroluminescent devices, this colored filter is provided with a transparency carrier, the coating of this Photocurable constituent is arranged on this colored filter, and and is positioned on this transparency carrier.
8. the application of Photocurable constituent as described in as wherein arbitrary in claim 5 to 7, it is characterized in that, this organic electroluminescent device is white light organic electroluminescence element.
9. the application of Photocurable constituent as described in as wherein arbitrary in claim 4 to 7, it is characterized in that, this pigment is the combination of the orchil of 1 ~ 6wt%, the blue dyes of 1 ~ 6wt%, the green colouring material of 1 ~ 6wt%, the weld of 1 ~ 6wt% or above-mentioned at least two kinds of dyestuffs.
10. the application of Photocurable constituent as described in as wherein arbitrary in claim 4 to 7, it is characterized in that, the film thickness range of this Photocurable constituent is 0.4 ~ 1.6um.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310260323.XA CN104252100B (en) | 2013-06-26 | 2013-06-26 | Photocurable constituent and its application |
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| CN201310260323.XA CN104252100B (en) | 2013-06-26 | 2013-06-26 | Photocurable constituent and its application |
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| CN104252100A true CN104252100A (en) | 2014-12-31 |
| CN104252100B CN104252100B (en) | 2019-06-18 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1466405A (en) * | 2002-06-25 | 2004-01-07 | 铼宝科技股份有限公司 | Full color organic electrouminescent display device |
| CN1529537A (en) * | 2003-10-20 | 2004-09-15 | 友达光电股份有限公司 | Full-colour organic electroluminescent display device and manufacturing method thereof |
| CN101154043A (en) * | 2006-09-26 | 2008-04-02 | 新应材股份有限公司 | High-resolution negative-type photoresist |
| CN101256361A (en) * | 2007-02-26 | 2008-09-03 | 新应材股份有限公司 | Light blocking agent |
| CN101441412A (en) * | 2007-11-22 | 2009-05-27 | 新应材股份有限公司 | Resin composition |
| CN203225251U (en) * | 2013-05-09 | 2013-10-02 | 新应材股份有限公司 | Organic electroluminescent display |
-
2013
- 2013-06-26 CN CN201310260323.XA patent/CN104252100B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1466405A (en) * | 2002-06-25 | 2004-01-07 | 铼宝科技股份有限公司 | Full color organic electrouminescent display device |
| CN1529537A (en) * | 2003-10-20 | 2004-09-15 | 友达光电股份有限公司 | Full-colour organic electroluminescent display device and manufacturing method thereof |
| CN101154043A (en) * | 2006-09-26 | 2008-04-02 | 新应材股份有限公司 | High-resolution negative-type photoresist |
| CN101256361A (en) * | 2007-02-26 | 2008-09-03 | 新应材股份有限公司 | Light blocking agent |
| CN101441412A (en) * | 2007-11-22 | 2009-05-27 | 新应材股份有限公司 | Resin composition |
| CN203225251U (en) * | 2013-05-09 | 2013-10-02 | 新应材股份有限公司 | Organic electroluminescent display |
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| CN104252100B (en) | 2019-06-18 |
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