CN101290472A - Green light resistance and colorful filtering substrate using same - Google Patents
Green light resistance and colorful filtering substrate using same Download PDFInfo
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- CN101290472A CN101290472A CNA2008101083152A CN200810108315A CN101290472A CN 101290472 A CN101290472 A CN 101290472A CN A2008101083152 A CNA2008101083152 A CN A2008101083152A CN 200810108315 A CN200810108315 A CN 200810108315A CN 101290472 A CN101290472 A CN 101290472A
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- green
- photoresistance
- green photoresistance
- optical filtering
- colored optical
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Abstract
The invention relates to a green light resistance, which is used for a colored light-filtering substrate. When the green light resistance is under the condition of a standard source C and Gy is more than or equal to 0.6, the GYxGy value is more than 33, wherein, Gy refers to a y coordinate value of the standard source C corresponding to a chromatic diagram worked out by the International Illumination Committee in 1931 after passing through the green light resistance, and GY refers to the permeability of the green light resistance on the standard source C. The green light resistance can improve the optical permeability. Moreover, the invention also provides the colored light-filtering substrate which uses the green light resistance.
Description
Technical field
The invention relates to a kind of colored optical filtering substrates, and particularly relevant for a kind of green photoresistance of colored optical filtering substrates and the colored optical filtering substrates that uses this green photoresistance.
Background technology
Along with the progress of plane display technique add flat-panel screens have in light weight, volume is little and advantage such as power saving, flat-panel screens is more and more universal.Common flat-panel screens has LCD (liquidcrystal display, LCD), plasma scope (plasma display panel, PDP), organic light emitting diode display (organic light emitting diode display, OLED display) and electrophoretic display device (EPD) (electrophoretic display, EPD) etc., wherein the popularity rate with LCD is the highest again.
LCD comprises display panels (LCD panel) and backlight module (backlightmodule), and wherein backlight module is in order to provide area source to display panels.In addition, the colored optical filtering substrates of display panels is the critical elements with the area source colorize.Yet, because the characteristic of the optical filtering of colored optical filtering substrates, cause area source to pass through colored optical filtering substrates after, the brightness of area source will significantly reduce.In addition, because LCD is gradually towards the trend development of high color saturation (color saturation), and in the prior art, in order to reach high color saturation, tend to increase colored optical filtering substrates chromatic photoresist thickness or improve the concentration of the pigment of chromatic photoresist, so will further reduce the penetrance of area source.
Summary of the invention
The invention provides a kind of green photoresistance, to promote light transmittance.
Of the present inventionly also provide a kind of colored optical filtering substrates, to promote the light utilization ratio of LCD.
The present invention proposes a kind of green photoresistance, and it is applicable to colored optical filtering substrates.This green photoresistance is under standard sources C (C-light), and when Gy 〉=0.6, GY * Gy＞33 then, wherein Gy corresponds to the y coordinate figure of International Commission on Illumination in the chromatic diagram of working out in 1931 (CIE1931 chromaticity diagram) behind the green photoresistance of standard sources C process, and GY is the penetrance of green photoresistance to standard sources C.
In an embodiment of the present invention, above-mentioned green photoresistance comprises at least a viridine green.
In an embodiment of the present invention, the material of above-mentioned viridine green comprises halogenated phthalocyanines metal derivative (halogenated metallophthalocyanine).
In an embodiment of the present invention, the material of above-mentioned viridine green comprises bromination Phthalocyanine Zinc (brominated zinc phthalocyanine).
In an embodiment of the present invention, above-mentioned green photoresistance also comprises at least a yellow uitramarine.
In an embodiment of the present invention, above-mentioned yellow uitramarine is C.I. (Color Index) pigment yellow 150 and/or C.I. pigment yellow 13 9.
In an embodiment of the present invention, the spectrogram that penetrates of above-mentioned green photoresistance has a relative maximum to be positioned at 520 nanometers (nanometer) between 580 nanometers.
The present invention also proposes a kind of colored optical filtering substrates, and it comprises that a plurality of red photoresistances, a plurality of blue photoresistance and a plurality of above-mentioned green photoresistance are disposed on the substrate.
Because green photoresistance of the present invention is under standard sources C, and when Gy 〉=0.6, GY * Gy＞33 are so can promote light transmittance.Therefore, colored optical filtering substrates of the present invention can promote the color saturation of display under the situation of sacrificial light penetrance not significantly, so can make display have higher light utilization efficiency.
For above and other objects of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and cooperate appended accompanying drawing, be described in detail below.
Description of drawings
Fig. 1 is the diagrammatic cross-section of a kind of colored optical filtering substrates of the embodiment of the invention.
Fig. 2 is the spectrogram that penetrates of the green photoresistance of the embodiment of the invention and known two kinds of green photoresistances, and also comprises color matching function in Fig. 2.
Wherein, description of reference numerals is as follows:
100: colored optical filtering substrates
110: substrate
120b: blue photoresistance
120g: green photoresistance
120r: red photoresistance
130: black matrix"
Embodiment
Fig. 1 is the diagrammatic cross-section of a kind of colored optical filtering substrates of the embodiment of the invention.Please refer to Fig. 1, the colored optical filtering substrates 100 of present embodiment comprises: substrate 110, a plurality of red photoresistance 120r, a plurality of green photoresistance 120g and a plurality of blue photoresistance 120b, wherein red photoresistance 120r, green photoresistance 120g and blue photoresistance 120b are disposed on the substrate 110.In addition, colored optical filtering substrates 100 also can comprise and is used for the black matrix" (black matrix) 130 of shading.This black matrix" 130 is to be disposed on the substrate 110, and red photoresistance 120r, green photoresistance 120g and blue photoresistance 120b are positioned at the zone that black matrix" 130 is surrounded.
Light transmittance for the green photoresistance 120g that promotes colored optical filtering substrates 100, present embodiment is adjusted pigment type and the proportioning of green photoresistance 120g especially, make green photoresistance 120g under standard sources C, and when Gy 〉=0.6, GY * Gy＞33, wherein Gy corresponds to the y coordinate figure of International Commission on Illumination in the chromatic diagram of working out in 1931 behind the green photoresistance of standard sources C process, and GY is the penetrance of green photoresistance to standard sources C.In addition, the colour temperature of standard sources C is 6774K.
Particularly, can meet above-mentioned condition for making green photoresistance 120g, the green photoresistance 120g of each of present embodiment comprises at least a viridine green.The material of this viridine green comprises the halogenated phthalocyanines metal derivative, as the bromination Phthalocyanine Zinc.In addition, green photoresistance 120g also can comprise at least a yellow uitramarine.This yellow uitramarine can be the combination of C.I. pigment yellow 150, C.I. pigment yellow 13 9 or C.I. pigment yellow 150 and yellow 139.
Fig. 2 is the spectrogram that penetrates of the green photoresistance of the embodiment of the invention and known two kinds of green photoresistances, and also comprises color matching function (color matching function) in Fig. 2.In addition, in Fig. 2, curve G1 represents the spectrum that penetrates of known first kind of green photoresistance, and curve G2 represents the spectrum that penetrates of known second kind of green photoresistance, curve G3 represent present embodiment green photoresistance 120g penetrate spectrum, and curve C MF represents color matching function.Please refer to Fig. 2, in the present embodiment, limit green photoresistance 120g under the standard sources C and as Gy 〉=0.6 time, GY * Gy value needs its objective is the penetrance that penetrates spectrum of the specific part (wavelength is between 520 nanometer to 560 nanometers) that promotes green photoresistance 120g greater than 33.This specific part is the part that penetrates spectrum and color matching function common factor.So, can make the spectrum (being curve G3) that penetrates of green photoresistance 120g a relative maximum be arranged between 520 nanometer to 580 nanometers.
Compared to its relative maximum that penetrates spectrum (shown in curve G1 and G2) of the employed green photoresistance of known technology is to be positioned at outside the color matching function (shown in curve C MF), and the relative maximum that penetrates spectrum (shown in curve G3) of the green photoresistance 120g of present embodiment is to be positioned within the color matching function (shown in curve C MF).So, can under the situation of sacrificial light penetrance not significantly, effectively promote the color saturation of display.In other words, the colored optical filtering substrates 100 of present embodiment can effectively promote the light utilization ratio of display.
Below the enumerated data data is further compared the green photoresistance 120g of present embodiment and the green photoresistance of known technology.Be noted that, below listed data information be not in order to limit the present invention.
Under tabulate one with table two in, x and y represent to correspond to after standard sources C is by green photoresistance x coordinate figure and the y coordinate figure of International Commission on Illumination in the chromatic diagram of formulation in 1931.Penetrance is the penetrance of the green photoresistance of expression to standard sources C.In addition, the thickness of the green photoresistance 120g of the known first kind of green photoresistance in the table two, known second kind of green photoresistance and present embodiment is respectively greater than the thickness of the green photoresistance 120g of known first kind of green photoresistance of the green photoresistance in the table one, known second kind of green photoresistance and present embodiment.
| x | y | Penetrance (%) | |
| Known first kind of green photoresistance | 0.288 | 0.589 | 55.20 |
| Known second kind of green photoresistance | 0.283 | 0.589 | 56.88 |
| The |
0.289 | 0.589 | 57.63 |
Table one
| x | y | Penetrance (%) | |
| Known first kind of green photoresistance | 0.281 | 0.599 | 52.07 |
| Known second kind of green photoresistance | 0.278 | 0.599 | 54.22 |
| The |
0.282 | 0.599 | 56.36 |
Table two
By table one and table two as can be seen, compared to known technology, the green photoresistance 120g of present embodiment is higher to the penetrance of standard sources C.And, when improving color saturation by the thickness that increases green photoresistance, known first kind of green photoresistance is (55.2-52.07)/55.2 (promptly reducing 5.65%) to the amplitude of the penetrance minimizing of standard sources C, known second kind of green photoresistance be (56.88-54.22)/56.88 (promptly reducing 4.68%) to the amplitude that the penetrance of standard sources C reduces, and the green photoresistance 120g of present embodiment only is (57.63-56.36)/57.63 (promptly reducing 2.2%) to the amplitude that the penetrance of standard sources C reduces.Therefore, the green photoresistance 120g of present embodiment can be under the situation of sacrificial light penetrance not significantly, and the thickness that increases green photoresistance effectively promotes the color saturation of display.
In sum, the present invention is because of limiting green photoresistance under standard sources C, and when Gy 〉=0.6, GY * Gy value is greater than 33, so can promote light transmittance.Therefore, use the colored optical filtering substrates of this green photoresistance can under the situation of sacrificial light penetrance not significantly, promote the color saturation of display.In other words, colored optical filtering substrates of the present invention can promote the color saturation of display, and improves the light utilization ratio of display.
Though the present invention with preferred embodiment openly as above; right its is not in order to limit the present invention; those skilled in the art without departing from the spirit and scope of the present invention, when can doing a little change and modification, so protection scope of the present invention is as the criterion when looking the scope that appending claims defines.
Claims (14)
1. green photoresistance, be applicable to colored optical filtering substrates, this green photoresistance is under standard sources C, when Gy 〉=0.6, then GY * Gy value is greater than 33, wherein Gy corresponds to the y coordinate figure of International Commission on Illumination in the chromatic diagram of working out in 1931 behind this green photoresistance of this standard sources C process, and GY is the penetrance of this green photoresistance to this standard sources C.
2. green photoresistance as claimed in claim 1 comprises at least a viridine green.
3. green photoresistance as claimed in claim 2, wherein the material of this viridine green comprises the halogenated phthalocyanines metal derivative.
4. green photoresistance as claimed in claim 3, wherein the material of this viridine green comprises the bromination Phthalocyanine Zinc.
5. green photoresistance as claimed in claim 2 also comprises at least a yellow uitramarine.
6. green photoresistance as claimed in claim 5, wherein this yellow uitramarine is C.I. pigment yellow 150 and/or C.I. pigment yellow 13 9.
7. green photoresistance as claimed in claim 1, the spectrogram that penetrates that wherein should the green photoresistance has a relative maximum, between 520 nanometer to 580 nanometers.
8. colored optical filtering substrates, comprise a plurality of red photoresistances, a plurality of blue photoresistances, and a plurality of green photoresistances are disposed on the substrate, wherein should the green photoresistance under standard sources C, when Gy 〉=0.6, then GY * Gy value is greater than 33, wherein Gy corresponds to the y coordinate figure of International Commission on Illumination in the chromatic diagram of working out in 1931 behind this green photoresistance of this standard sources C process, and GY is the penetrance of this green photoresistance to this standard sources C.
9. colored optical filtering substrates as claimed in claim 8, wherein each green photoresistance comprises at least a viridine green.
10. colored optical filtering substrates as claimed in claim 9, wherein the material of this viridine green comprises the halogenated phthalocyanines metal derivative.
11. colored optical filtering substrates as claimed in claim 10, wherein the material of this viridine green comprises the bromination Phthalocyanine Zinc.
12. colored optical filtering substrates as claimed in claim 9, wherein each green photoresistance also comprises at least a yellow uitramarine.
13. colored optical filtering substrates as claimed in claim 12, wherein this yellow uitramarine is C.I. pigment yellow 150 and/or C.I. pigment yellow 13 9.
14. colored optical filtering substrates as claimed in claim 8, the spectrogram that penetrates that wherein should the green photoresistance has a relative maximum between 520 nanometer to 580 nanometers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101083152A CN101290472A (en) | 2008-06-06 | 2008-06-06 | Green light resistance and colorful filtering substrate using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101083152A CN101290472A (en) | 2008-06-06 | 2008-06-06 | Green light resistance and colorful filtering substrate using same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565906A (en) * | 2011-11-17 | 2012-07-11 | 友达光电股份有限公司 | Color Filter And Liquid Crystal Display |
| CN102866446A (en) * | 2012-08-15 | 2013-01-09 | 友达光电股份有限公司 | Optical touch display device and color filter thereof |
| CN106019845A (en) * | 2015-03-27 | 2016-10-12 | 东友精细化工有限公司 | Colored photosensitive resin composition, color filter, and image display device |
-
2008
- 2008-06-06 CN CNA2008101083152A patent/CN101290472A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565906A (en) * | 2011-11-17 | 2012-07-11 | 友达光电股份有限公司 | Color Filter And Liquid Crystal Display |
| CN102565906B (en) * | 2011-11-17 | 2014-01-08 | 友达光电股份有限公司 | Color Filter And Liquid Crystal Display |
| CN102866446A (en) * | 2012-08-15 | 2013-01-09 | 友达光电股份有限公司 | Optical touch display device and color filter thereof |
| CN102866446B (en) * | 2012-08-15 | 2015-05-06 | 友达光电股份有限公司 | Optical touch display device and color filter thereof |
| CN106019845A (en) * | 2015-03-27 | 2016-10-12 | 东友精细化工有限公司 | Colored photosensitive resin composition, color filter, and image display device |
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Application publication date: 20081022 |