CN1503013A - Method and apparatus for making color unit of color light-filtering sheet - Google Patents
Method and apparatus for making color unit of color light-filtering sheet Download PDFInfo
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- CN1503013A CN1503013A CNA021535507A CN02153550A CN1503013A CN 1503013 A CN1503013 A CN 1503013A CN A021535507 A CNA021535507 A CN A021535507A CN 02153550 A CN02153550 A CN 02153550A CN 1503013 A CN1503013 A CN 1503013A
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- pigment
- projection
- colour cell
- colored
- colored filter
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Abstract
A manufacturing method for a color unit of a colorful optical filter and its device is to define a color unit configuration picture of the color unit on the surface of a diaphragm then to process multiple projectors corresponding to the said picture on the diaphragm. After providing multiple kinds of color pigments to every projector to become multiple colorful projectors, to be stamped on the transparent insulation base plate, the configurated picture of the colorful unit of the colorful filter can be formed on the base plate.
Description
Technical field
The invention relates to that (color filter, CF) technology are particularly to a kind of method for making and producing device thereof of colour cell (color element) of colored filter to a kind of colored filter.
Technical background
With the progress of work material skill and information, in order to obtain the abundant colors message, (colorfilter CF) is used on the video products such as colour liquid crystal display device, charge coupled cell and scanner colored filter widely., power saving frivolous for having and can the LCD of full-colorization characteristic for, must use and contain red (R), green (G), blue (B) trichromatic colored filter, be in harmonious proportion and create various colors via the three primary colors ratio, can make LCD present beautiful, true to nature, bright-coloured picture and can improve its surcharge.
The processing procedure of colored filter is coating one deck meagre R, G, B color layer on a glass substrate, and the position of R, G, B color layer must with the accurate contraposition of each picture element on thin film transistor (TFT) (TFT) array base palte.Consider based on cost of manufacture and quality, R, G, B color layer production method commonly used includes four kinds of decoration method, pigment dispersing method, print process, electricity work methods etc.Because the colored filter of pigment dispersing method manufacturing has high precision and preferable photostability and thermotolerance, becomes the manufacturing main flow of TFT type colored filter at present.The photolithographic processes of pigment dispersing method includes: three key procedures such as chromatic photoresist coating, gap contraposition exposure and video picture, wherein the photoresistance coating technique can influence the uniformity coefficient of chromatic photoresist, therefore there are the ink-jet method of use and print process to improve the uniformity coefficient that stains in recent years, but have the problem that the resolution degree is not good, the contraposition degree of accuracy is inaccurate.Can utilize the multistage light shield manufacture of a slice to go out meticulous and colour cell accurately as for electricity work method, obtain difficultly but be subject to the required special photoresistance of processing procedure and multistage light shield, this electricity work method can't reach the commercialization requirement.
The Taiwan patent discloses a kind of color filter making method No. 479147, is to utilize the scanning motion of ink gun to finish the strip configuration structure of R, G, B color layer.See also Fig. 1, it shows the synoptic diagram of the drawing apparatus of known colored filter.Known techniques is to choose one earlier with reference to color filter, measure the optical effect and the aperture area of each pixel on it again, and make via calculating, the design load of the condition that stains can be provided after the correction, then image processor 10 can be sent to drafting data generator 12 by drawn image, other signal can be sent to drive unit 14 via drawing data generator 12 then, thereafter drive signal can be transferred into each ink gun 16R, 16G, 16B and each feeding means 18,20, wherein drive moving of table top 22 and can change ink gun 16R, 16G, relative position between 16B and the substrate 24, and then draw out colour image 26.But the measurement too complex of this kind mode, operating difficulties and equipment cost height, and be not suitable for a large amount of production demands of colored filter.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of method for making and producing device thereof of colour cell of colored filter, is in the mode of directly impressing the colored projection on the lamina membranacea to be imprinted on the transparent insulation substrate, just can be made into the configuration pattern of colour cell.
The object of the present invention is achieved like this:
A kind of method for making of colour cell of colored filter is provided, includes the following step at least:
The configuration pattern of the colour cell of one colored filter is provided;
The configuration pattern of this colour cell is defined on the surface of a lamina membranacea;
Make plurality of bump on this lamina membranacea, wherein the position of this projection is the configuration pattern that corresponds to this colour cell;
Provide plural number to plant color pigment to each projection, to become a plurality of colored projections; And
The mode that utilization is impressed is impressed the colored projection on this lamina membranacea downwards on a transparent insulation substrate surface, forms the configuration pattern of the colour cell of this colored filter on this substrate.
The configuration pattern of this colour cell is strip pattern, mosaic pattern or triangle pattern.
The material of this lamina membranacea is rubber or stainless steel.
The material of this projection is rubber or other rubber-like materials.
The thickness of this plurality of bump is identical.
The described plural number kind color pigment that provides includes to the method for each projection:
On this lamina membranacea, make at least three kinds of pigment supplementary devices that do not interconnect, wherein each pigment supplementary device includes a pigment inlet and a plurality of pigment complementary apertures, this same pigment complementary apertures is to interconnect and can be connected to outside pigment inlet, and this same pigment complementary apertures is to be communicated to respectively in each same color projection;
The pigment inlet of one first kind of pigment to this first kind of pigment supplementary device is provided,, this first kind of pigment flow on a plurality of first colored projection then via the pigment complementary apertures of this first kind of pigment supplementary device;
The pigment inlet of one second kind of pigment to this second kind of pigment supplementary device is provided,, this second kind of pigment flow on a plurality of second colored projection then via the pigment complementary apertures of this second kind of pigment supplementary device; And
The pigment inlet of one the third pigment to this third pigment supplementary device is provided,, this third pigment flow on a plurality of the 3rd colored projection then via the pigment complementary apertures of this third pigment supplementary device.
Advantage of the present invention and good effect are:
Because the method for making of the colour cell of a kind of colored filter disclosed in this invention, be that the configuration pattern with a colour cell is defined on the surface of a lamina membranacea, on lamina membranacea, make the projection of a plurality of corresponding above-mentioned colour cell patterns again.Providing plural number to plant color pigment becomes after a plurality of colored projections to each projection, the mode that utilization is impressed, colored projection on the lamina membranacea can be impressed downwards on a transparent insulation substrate surface, can on substrate, form the configuration pattern of the colour cell of this colored filter, cause that its processing procedure is simple, production efficiency is high, the pigment use amount is few and equipment cost is low.
Description of drawings
The synoptic diagram of the drawing apparatus of the known colored filter of Fig. 1;
The layout of the configuration pattern of the colour cell on Fig. 2 to Fig. 4 lamina membranacea of the present invention surface;
Fig. 5 makes the diagrammatic cross-section of projection on lamina membranacea of the present invention;
Fig. 6 makes the diagrammatic cross-section of colored projection on lamina membranacea of the present invention;
Fig. 7 makes the diagrammatic cross-section of pigment supplementary device on lamina membranacea of the present invention;
Fig. 8 in the present invention with on the lamina membranacea impress schematic perspective view on transparent insulation substrate of colored projection.
The piece number explanation:
[known techniques]
Image processor 10
Draw data generator 12
Drive unit 14
Ink gun 16R, 16G, 16B
Feeding means 20
Drive table top 22
Substrate 24
Colour image 26
[the technology of the present invention]
Lamina membranacea 30
Red area R green area G blue region B
Projection 32
The blue projection 32B of the green projection 32G of red projection 32R
Pigment supplementary device 34
Red pigment supplementary device 34R
Viridine green supplementary device 34G
Blue pigment supplementary device 34B
Pigment inlet 36
Viridine green inlet 36G
Pigment complementary apertures 38
Red pigment complementary apertures 38R
Viridine green complementary apertures 38G
Blue pigment complementary apertures 38B
Transparent insulation substrate 40
Colour cell 42R, 42G, 42B
Embodiment
For above-mentioned and other purposes of the present invention, feature and advantage can be become apparent, cited below particularlyly go out preferred embodiment, and cooperate appended graphicly, be described in detail below:
The present invention discloses a kind of method of impressing, be earlier the configuration pattern of the colour cell of colored filter to be made on the lamina membranacea, on each projection of lamina membranacea, provide suitable color pigment again, then utilize the mode of impressing just the pattern on the lamina membranacea can be imprinted on the transparent insulation substrate.Below be the method for the impressing step that preferred embodiment of the present invention is described in detail in detail:
At first, extremely shown in Figure 4 as Fig. 2, the configuration pattern of the colour cell of a colored filter is provided to provide with product demand according to processing procedure, and with this configuration pattern red area R, green area G and blue region B be defined on a lamina membranacea 30 surfaces, generally speaking, the configuration pattern of the red area R of colored filter, green area G and blue region B includes strip shown in Figure 2 (strip) pattern, mosaic (mosaic) pattern shown in Figure 3 and triangle (delta) pattern shown in Figure 4.Wherein, the strip pattern can provide high density, diverse picture quality, be applied on the product of computer screen, and the triangle pattern can provide easy driving and best colour mixture effect, is widely used at present on the product of small size screen more.Can select rubber, stainless steel or other suitable materials for use as for the material of lamina membranacea 30.
Then, as shown in Figure 5, according to the configuration structure of above-mentioned colour cell, make plurality of bump 32 on lamina membranacea 30, its position is to correspond to each red area R, green area G and blue region B.In order to improve the quality of impressing, must control the homogeneity of the thickness of each projection 32, and the material of projection 32 can select rubber or other to have the material of favorable elasticity (flexible) for use.Area, profile, quantity and production method as for projection 32 can require to do suitably to change according to processing procedure, belong to design alternative, are not limited in this.
Now as Fig. 6 and shown in Figure 7, provides color pigment to each projection 32, and a plurality of red projection 32R, green projection 32G and blue projection 32B can be provided on lamina membranacea 30.It is a variety of to provide the method for color pigment to have, wherein a kind of method as shown in Figure 6, directly with pigment application on projection 32 surfaces, but this expends time in, and has the irregular problem of coating, can't effectively control the thickness of the colour cell of colored filter.Another kind method as shown in Figure 7, on lamina membranacea 30, make three kinds of pigment supplementary devices 34 that do not interconnect, wherein each pigment supplementary device 34 includes a pigment inlet 36 and a plurality of pigment complementary apertures 38, and these pigment complementary apertures 38 will interconnect and can be connected to outside pigment inlet 36.For example, one red pigment supplementary device 34R includes a red pigment inlet 36R and a plurality of red pigment complementary apertures 38R, these red pigment complementary apertures 38R is communicated to each red projection 32R top respectively, and these red pigment complementary apertures 38R can interconnect, and can be connected to outside red pigment inlet 36R.In the same manner, viridine green supplementary device 34G includes a viridine green inlet 36G and a plurality of viridine green complementary apertures 38G, and blue pigment supplementary device 34B includes a blue pigment inlet 36B and a plurality of blue pigment complementary apertures 38B.Utilize this pigment supplementary device 34, can control the thickness of the colour cell of colored filter by the magnitude of recruitment of control pigment, to meet the colourity demand.
At last, as shown in Figure 8, the mode that utilization is impressed, with on the lamina membranacea 30 red projection 32R, green projection 32G, blue projection 32B impress downwards on a transparent insulation substrate 40 surfaces, just can go up colour cell 42R, the 42G that forms colored filters, the configuration patterns of 42B in transparent insulation substrate 40 surface.According to the size of lamina membranacea 30 and the quantity design of projection 32, the number of times of impressing can carry out one or more times, is not limited in this.
Printing, ink-jet processing procedure compared to known colored filter, the present invention utilizes the mode of directly impressing that the colored projection 32 on the lamina membranacea 30 is imprinted on the transparent insulation substrate 40, just can be made into the configuration pattern of colour cell 42R, 42G, 42B, have that processing procedure is simple, production efficiency is high, the pigment use amount is few and advantage such as equipment cost is low.
Though the present invention discloses as above with a preferred embodiment; right its is not in order to limit the present invention; anyly have the knack of this skill person; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking the claim person of defining of the present invention.
Claims (6)
1, a kind of method for making of colour cell of colored filter includes the following step at least:
The configuration pattern of the colour cell of one colored filter is provided;
The configuration pattern of this colour cell is defined on the surface of a lamina membranacea;
Make plurality of bump on this lamina membranacea, wherein the position of this projection is the configuration pattern that corresponds to this colour cell;
Provide plural number to plant color pigment to each projection, to become a plurality of colored projections; And
The mode that utilization is impressed is impressed the colored projection on this lamina membranacea downwards on a transparent insulation substrate surface, forms the configuration pattern of the colour cell of this colored filter on this substrate.
2, the method for making of the colour cell of colored filter according to claim 1 is characterized in that the configuration pattern of this colour cell is strip pattern, mosaic pattern or triangle pattern.
3, the method for making of the colour cell of colored filter according to claim 1 is characterized in that the material of this lamina membranacea is rubber or stainless steel.
4, the method for making of the colour cell of colored filter according to claim 1 is characterized in that the material of this projection is rubber or other rubber-like materials.
5, the method for making of the colour cell of colored filter according to claim 1 is characterized in that the thickness of this plurality of bump is identical.
6, a kind of device of method for making of the colour cell that is used for the described colored filter of claim 1 is characterized in that, describedly provides plural number to plant color pigment to include to the device of each projection:
On this lamina membranacea, make at least three kinds of pigment supplementary devices that do not interconnect, wherein each pigment supplementary device includes a pigment inlet and a plurality of pigment complementary apertures, this same pigment complementary apertures is to interconnect and can be connected to outside pigment inlet, and this same pigment complementary apertures is to be communicated to respectively in each same color projection;
The pigment inlet of one first kind of pigment to this first kind of pigment supplementary device is provided,, this first kind of pigment flow on a plurality of first colored projection then via the pigment complementary apertures of this first kind of pigment supplementary device;
The pigment inlet of one second kind of pigment to this second kind of pigment supplementary device is provided,, this second kind of pigment flow on a plurality of second colored projection then via the pigment complementary apertures of this second kind of pigment supplementary device; And
The pigment inlet of one the third pigment to this third pigment supplementary device is provided,, this third pigment flow on a plurality of the 3rd colored projection then via the pigment complementary apertures of this third pigment supplementary device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02153550 CN1239927C (en) | 2002-11-26 | 2002-11-26 | Method and apparatus for making color unit of color light-filtering sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02153550 CN1239927C (en) | 2002-11-26 | 2002-11-26 | Method and apparatus for making color unit of color light-filtering sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1503013A true CN1503013A (en) | 2004-06-09 |
| CN1239927C CN1239927C (en) | 2006-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02153550 Expired - Fee Related CN1239927C (en) | 2002-11-26 | 2002-11-26 | Method and apparatus for making color unit of color light-filtering sheet |
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| CN (1) | CN1239927C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333273C (en) * | 2005-02-28 | 2007-08-22 | 胜华科技股份有限公司 | Black matrix layout method |
-
2002
- 2002-11-26 CN CN 02153550 patent/CN1239927C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333273C (en) * | 2005-02-28 | 2007-08-22 | 胜华科技股份有限公司 | Black matrix layout method |
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| Publication number | Publication date |
|---|---|
| CN1239927C (en) | 2006-02-01 |
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