CN1982923A - Method of fabricating black matrix of a color filter - Google Patents
Method of fabricating black matrix of a color filter Download PDFInfo
- Publication number
- CN1982923A CN1982923A CNA2006101091944A CN200610109194A CN1982923A CN 1982923 A CN1982923 A CN 1982923A CN A2006101091944 A CNA2006101091944 A CN A2006101091944A CN 200610109194 A CN200610109194 A CN 200610109194A CN 1982923 A CN1982923 A CN 1982923A
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- China
- Prior art keywords
- black matrix
- restraining barrier
- attached
- color filter
- transparency carrier
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133553—Reflecting elements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/34—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 reflector
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2203/00—Function characteristic
- G02F2203/02—Function characteristic reflective
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Filters (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
A method of fabricating a black matrix of a color filter is provided. In the method, a black matrix layer formed of a hydrophobic organic material is formed on an upper surface of a transparent substrate. A black matrix is formed by patterning the black matrix layer. Side surfaces of the black matrix are made hydrophilic by irradiating a lower surface of the transparent substrate with ultraviolet rays while heating the black matrix.
Description
Technical field
The present invention relates to a kind of method of making the black matrix of color filter, more particularly, relate to a kind of method of making the black matrix of color filter, can improve brightness uniformity.
Background technology
Traditionally, the cathode ray tube (CRT) monitor has been used to show the information of TV or computing machine.Recently, along with display screen increases dimensionally, flat-panel monitor is used for display message.Flat-panel monitor be exemplified as LCD (LCD), plasma display (PDP), electroluminescence (EL) display, light emitting diode (LED) display and Field Emission Display (FED).LCD is owing to its low-power consumption is widely used in computer monitor and notebook PC.
LCD comprises color filter, and it is used for producing by the white light that transmission is modulated by liquid crystal layer the image of required color.Color filter is included on the transparency carrier and arranges and the black matrix separated a plurality of red (R) of quilt, green (G) and blue (B) pixel with predetermined pattern.
Figure 1A and 1B are cut-open views, and the conventional method of the black matrix of making color filter is shown.With reference to Figure 1A, the upper surface of transparency carrier 10 is coated to predetermined thickness with the black matrix layer 12 that hydrophobic organic material forms, and cures black matrix layer 12.With reference to Figure 1B, thus the black matrix pattern 15 of black matrix layer 12 patterned formation.Fig. 2 is the cut-open view that utilizes the color filter of making by the black matrix of the conventional method manufacturing shown in Figure 1A and the 1B.With reference to Fig. 2, thereby the regional coated China ink 17 with given color between the black matrix pattern 15 forms pixel, makes color filter thus.
Yet, because the side surface of black matrix pattern 15 has the hydrophobicity of big contact angle to China ink 17, thus the not coated China ink 17 of substrate 10 with uniform thickness, as shown in Figure 2.Therefore, light leaks near the side surface that occurs in black matrix pattern, and therefore the light that sends from each pixel of color filter has brightness heterogeneous.
Fig. 3 A to 3C is a cut-open view, and another conventional method of the black matrix of making color filter is shown, and it is disclosed in the Jap.P. spy and opens among the No.2000-162426.This mode makes the side surface energy possess hydrophilic property of black matrix pattern, and is different with the method shown in Figure 1A, 1B and 2.With reference to Fig. 3 A, the upper surface of transparency carrier 20 is coated to predetermined thickness with the black matrix layer 22 that hydrophobic organic material forms, and cures black matrix layer 22.With reference to Fig. 3 B, thus the black matrix pattern 25 of black matrix layer 22 patterned formation.With reference to Fig. 3 C, the lower surface of transparency carrier 20 be exposed to ultraviolet (UV) line make UV light irradiation to the side surface of black matrix pattern but irradiation is not to the upper surface of black matrix pattern 25.As a result, though the upper surface of black matrix pattern 25 keeps hydrophobicity, the side surface of black matrix pattern 25 by absorption from the moisture of air and possess hydrophilic property.
Yet in fact, said method can not make the side surface possess hydrophilic property of black matrix pattern 25 well.
Summary of the invention
The invention provides a kind of method of making the black matrix of color filter, can improve brightness uniformity.
According to an aspect of the present invention, provide a kind of method of making the black matrix of color filter, this method comprises: form black matrix layer on the upper surface of transparency carrier, this black matrix layer is formed by hydrophobic organic material; Should black matrix layer form black matrix by composition; And to the lower surface of this transparency carrier, heat the side surface hydrophiling that this black matrix makes this black matrix simultaneously by the irradiation ultraviolet ray.
Can heat under 100-500 ℃ temperature should black matrix.
This method also can be included in the upper surface that reflecting plate is attached to after the formation of this black matrix this black matrix, and this baffle reflection penetrates the ultraviolet ray of this transparency carrier.Should black matrix thereby this reflecting plate can be heated heating.
This reflecting plate by have 30% or more the material of high light reflectivity rate form.Particularly, this reflecting plate can by be selected from comprise gold (Au), silver (Ag), aluminium (Al), platinum (Pt), chromium (Cr), copper (Cu), iron (Fe), nickel (Ni), molybdenum (Mo), with and at least a metal of the group of combination form.The described ultraviolet surface of the reflection of this reflecting plate can be handled cursorily makes described ultraviolet ray scatter on the side surface of described black matrix.
This reflection horizon can closely be attached to the upper surface of this black matrix, makes the upper surface ingress of air not of described black matrix.This reflection horizon can closely be attached to the upper surface of this black matrix by vacuum bonding (vacuum adhesion).
According to a further aspect in the invention, provide a kind of method of making the black matrix of color filter, this method comprises: form black matrix layer on the upper surface of transparency carrier, this black matrix layer is formed by hydrophobic organic material; Should black matrix layer form black matrix by composition; A plurality of restraining barriers are attached to the upper surface of this black matrix, and this restraining barrier is formed by the material of transmitting UV; And by to this restraining barrier, coming hydrophiling should deceive the side surface of matrix ultraviolet irradiation.
Described restraining barrier can have different refractive indexes to make and to penetrate the ultraviolet irradiation on this restraining barrier to the side surface of this black matrix.
According to a further aspect in the invention, provide a kind of method of making the black matrix of color filter, this method comprises: form black matrix layer on the upper surface of transparency carrier, this black matrix layer is formed by hydrophobic organic material; Should black matrix layer form black matrix by composition; The restraining barrier is attached to the upper surface of this black matrix; And be exposed to plasma by the side surface that will deceive matrix and come the side surface that hydrophiling should black matrix.
This method is attached to the upper surface on described restraining barrier with at least one shell of compression after also can being included in adhering to of described restraining barrier, thereby makes this shell of compression apply pressure to the upper surface that on this restraining barrier this restraining barrier closely is attached to this black matrix.
Description of drawings
Describe its exemplary embodiment in detail by the reference accompanying drawing, above-mentioned and further feature of the present invention and advantage will become more obvious, in the accompanying drawing:
Figure 1A and 1B are cut-open views, and the conventional method of the black matrix of making color filter is shown;
Fig. 2 is the cut-open view that utilizes the color filter of making by the black matrix of the conventional method manufacturing shown in Figure 1A and the 1B;
Fig. 3 A to 3C is a cut-open view, and another conventional method of the black matrix of making color filter is shown;
Fig. 4 A to 4C is a cut-open view, and the method for the black matrix of making color filter according to an embodiment of the invention is shown;
Fig. 5 A is by fill the photo of the color filter of making in the space between the black matrix pattern with hydrophobicity side surface with China ink;
Fig. 5 B is the photo of the color filter of Fig. 5 A of taking when being penetrated by light of color filter;
Fig. 6 A is the photo of the color filter made by the space between the black matrix pattern of filling the possess hydrophilic property side surface with China ink (Fig. 4 C 105);
Fig. 6 B is the photo of the color filter of Fig. 6 A of taking when being penetrated by light of color filter;
Fig. 7 A and 7B are cut-open views, and the method for making the black matrix of color filter according to another embodiment of the present invention is shown;
Fig. 8 A to 8C is a cut-open view, and the method for making the black matrix of color filter according to another embodiment of the present invention is shown;
Fig. 9 is a cut-open view, and the restraining barrier of the modification that is applicable to embodiments of the invention is shown; And
Figure 10 is the skeleton view on the restraining barrier shown in Figure 9 of modification.
Embodiment
Now with reference to accompanying drawing the present invention is described more fully, exemplary embodiment of the present invention shown in the accompanying drawing.Similar Reference numeral is represented similar element among the figure, so its description will be omitted.
Fig. 4 A to 4C is a cut-open view, and the method for making the black matrix of color filter according to one embodiment of the invention is shown.
With reference to Fig. 4 A, the upper surface of transparency carrier 100 is coated to predetermined thickness and this hydrophobic organic material is carried out soft baking technology with hydrophobic organic material, forms black matrix layer 102 thus.Transparency carrier 100 can be formed by glass or plastics.Transparency carrier 100 can come coated with hydrophobic organic material by spin coating, squash type coating (die coating) or dip-coating.
With reference to Fig. 4 B, thus the black matrix pattern 105 of black matrix layer 102 patterned formation.When black matrix layer 102 is formed by photochromics, utilize the photomask (not shown) exposure that wherein is formed with predetermined pattern and the black matrix layer 102 of developing.In addition, when black matrix layer 102 was formed by non-photosensitive materials, the upper surface of black matrix layer 102 was coated with photoresist, and this photoresist is patterned by photoetching, utilizes the photoresist of composition to come etching to deceive matrix layer 102 as etching mask.
With reference to Fig. 4 C, with only to use UV light to change the routine techniques of contact angle on black matrix surface different, ultraviolet (UV) wire spoke shines that black simultaneously matrix 105 is heated on the lower surface of transparency carrier 100.In the case, the contact angle on the surface of black matrix 105 can easily change to desirable value.Can under about 100-500 ℃ temperature, heat black matrix 105.
Then, being compared with the other parts on the surface of black matrix 105 to the part on it by UV light irradiation of surface of black matrix 105 has different contact angles.Particularly, the side surface of the quilt of the black matrix 105 UV light irradiation that passes transparency carrier 100 on it is by from the absorption of air moisture and possess hydrophilic property.On the contrary, the upper surface of black matrix 105 is kept hydrophobicity because the UV light that passes transparency carrier 100 not irradiation it.In this embodiment, the side surface of black matrix 105 can be for example 15 ° or littler about the contact angle of China ink, and the contact angle that the upper surface of black matrix 105 is relevant to China ink can be for example 35 ° or bigger.
In addition, can possess hydrophilic property for the side surface that more easily makes black matrix 105, the reflecting plate 130 that is used to reflect UV light can be attached to the upper surface of black matrix 105, shown in Fig. 4 C.In the case, thus reflecting plate 130 can be heated the black matrix 105 of heating to predetermined temperature.Make their irradiation to the side surface of black matrix 105 thereby the UV light of transparency carrier 100 is passed in reflecting plate 130 reflections, prevent that simultaneously UV light from arriving the upper surface of black matrix 105.Reflecting plate 130 can by have about 30% or more the material of high light reflectivity rate form.Particularly, reflecting plate 130 can by be selected from comprise gold (Au), silver (Ag), aluminium (Al), platinum (Pt), chromium (Cr), copper (Cu), iron (Fe), nickel (Ni), molybdenum (Mo), with and at least a metal of the group of combination form.
Thereby the surface of the reflection UV light of reflecting plate 130 can processedly have predetermined roughness.Thereby do like this to allow to pass and be reflected the UV light scatter of plate 130 reflections after the transparency carrier 100 to the side surface of black matrix 105.Reflecting plate 130 can closely be attached to the upper surface of black matrix 105, makes that the upper surface of black matrix 105 can ingress of air.Reflecting plate 130 can closely be attached to the upper surface of black matrix 105 by the variety of way such as vacuum bonding.
As mentioned above, heat black matrix 105 by irradiation UV light simultaneously to the lower surface of transparency carrier 100, the UV light irradiation that the quilt of black matrix 105 passes transparency carrier 100 can easily become water wettability to the side surface on it.
Fig. 5 A is by fill the photo of the color filter of making in the space between the black matrix pattern with hydrophobic side surface with China ink.Fig. 5 B is the photo of the color filter of Fig. 5 A of shooting when color filter is penetrated by light.As can be seen from Figure 5A, because the side surface of black matrix has hydrophobicity, near the space the side surface of black matrix is not filled to required degree with China ink.As a result, as can be seen from Figure 5B, light leaks near the side surface that occurs in black matrix.
Fig. 6 A is the photo of the color filter made by the space of filling with China ink between the black matrix pattern with water-wet side surface (Fig. 4 C 105).Fig. 6 B is the photo of the color filter of Fig. 6 A of shooting when color filter is penetrated by light.As can be seen from Figure 6A, because most of side surface possess hydrophilic properties of black matrix, near the space the side surface of black matrix 105 is filled to required degree with China ink.As a result, as can be seen from Figure 6B, light leaks rare near the side surface of black matrix.
Fig. 7 A and 7B are cut-open views, and the method for making the black matrix of color filter according to another embodiment of the present invention is shown.
With reference to Fig. 7 A, the pattern of black matrix 205 is formed on the upper surface of transparency carrier 200.As mentioned above, black matrix pattern 205 can by the upper surface of the black matrix layer (not shown) coated transparent substrate 200 that forms with hydrophobic organic material and then composition deceive matrix layer and form.
With reference to Fig. 7 B, the first and second restraining barrier 240a and the 240b that are formed by the material of transmission UV light are attached on the upper surface of black matrix 205.Afterwards, when UV light irradiation was to the upper surface of the second restraining barrier 240b, they penetrated first and second restraining barrier 240a and the 240b.UV light that these penetrate arrives the side surface of black matrix 205, and therefore the side surface of matrix 205 by absorbing and possess hydrophilic property from the moisture of air.As mentioned above, can be during the irradiation of UV light with the black matrix 205 of predetermined temperature heating.
The first restraining barrier 240a close attachment makes that to the upper surface of black matrix 205 upper surface of black matrix 205 can ingress of air.Therefore, the upper surface of black matrix 205 ingress of air and therefore keep hydrophobicity not.The first and second restraining barrier 240a and 240b can have different refractivity.Therefore, the UV light of irradiation is refracted when penetrating the first and second restraining barrier 240a and 240b.The UV light irradiation of refraction more easily makes the side surface energy possess hydrophilic property of black matrix 205 to the side surface of black matrix 205.Describe two restraining barriers and be attached to the upper surface of deceiving matrix.But three or more restraining barriers can be attached to the upper surface of black matrix.
Fig. 8 A to 8C is a cut-open view, and the method for making the black matrix of color filter according to another embodiment of the present invention is shown.
With reference to Fig. 8 A, black matrix pattern 305 is formed on the upper surface of transparency carrier 300.As mentioned above, black matrix pattern 305 can by the upper surface of the black matrix layer (not shown) coated transparent substrate 300 that forms with hydrophobic organic material and then composition should deceive matrix layer and formed.
With reference to Fig. 8 B, restraining barrier 340 is attached to the upper surface of black matrix 305.Thereby restraining barrier 340 close attachment prevent that to the upper surface of black matrix 305 upper surface of black matrix 305 is exposed to after a while with the plasma of describing.Therefore, the upper surface of black matrix 305 keeps hydrophobicity.Restraining barrier 340 can form with the different shape of the plate shape shown in Fig. 8 B.Fig. 9 and 10 be the restraining barrier 340 that is applicable to the modification of embodiments of the invention respectively ' cut-open view and skeleton view.With reference to Fig. 9 and 10, the rectangular that restraining barrier 340 ' have and black matrix 305 are corresponding and be attached to the upper surface of black matrix 305.
With reference to Fig. 8 C, shell of compression 350 can also be arranged on the upper surface on restraining barrier 340.Shell of compression 350 is exerted pressure to 305 pairs of restraining barriers 340 of black matrix, so restraining barrier 340 more closely is attached to the upper surface of black matrix 305.Therefore, the upper surface of black matrix 305 can more effectively be prevented from owing to plasma becomes water wettability.In order to keep equably restraining barrier 340 applied pressures, shell of compression 350 inside can be filled with the fluid such as gas and liquid.Having described a shell of compression 350 is arranged on the upper surface on restraining barrier 340.Yet two or more shell of compressions can be arranged on the upper surface on restraining barrier 340.
Afterwards, black matrix 305 is exposed to plasma, thereby so its side surface and plasma reaction become water wettability.At this moment, be exposed to plasma because restraining barrier 340 and shell of compression 350 prevent the upper surface of black matrix 305, the upper surface of described black matrix 305 does not become water wettability, but keeps hydrophobicity.The plasma that is used for the side surface of the black matrix 305 of hydrophiling can be oxygen (O2) plasma.
Above-mentioned black matrix manufacture method is not only applicable to LCD, and is applicable to other display device such as organic EL device.For example, described black matrix manufacture method can be used for making in the organic EL device every rib (bank).
As mentioned above, the black matrix manufacture method according to the present invention only side surface that makes it possible to the black matrix of hydrophiling is kept the hydrophobicity of upper surface simultaneously.Therefore, the space that separates of black matrix can be filled to uniform thickness with the China ink of given color.As a result, can prevent that light from leaking near the side surface that occurs in black matrix, improves the brightness uniformity of display device thus.
Though show especially and described the present invention with reference to its exemplary embodiment, it will be understood by those skilled in the art that the various changes that under the situation of the thought of the present invention of non-migration claims definition and scope, can carry out on form and the details.
Claims (17)
1. black matrix method of making color filter, this method comprises:
Form black matrix layer on the upper surface of transparency carrier, this black matrix layer is formed by hydrophobic organic material;
Should black matrix layer form black matrix by composition; And
By ultraviolet irradiation is heated the side surface that this black matrix comes this black matrix of hydrophiling simultaneously to the lower surface of described transparency carrier.
2. the method for claim 1 wherein heats under 100-500 ℃ temperature and should deceive matrix.
3. the method for claim 1 also is included in the upper surface that reflecting plate is attached to after the formation of described black matrix described black matrix, and this baffle reflection passes the ultraviolet ray of described transparency carrier.
4. method as claimed in claim 3, thus wherein this reflecting plate is heated this black matrix of heating.
5. method as claimed in claim 3, wherein this reflecting plate by have 30% or more the material of high light reflectivity rate form.
6. method as claimed in claim 5, wherein this reflecting plate by be selected from by gold (Au), silver (Ag), aluminium (Al), platinum (Pt), chromium (Cr), copper (Cu), iron (Fe), nickel (Ni), molybdenum (Mo), with and at least a metal of the group that constitutes form.
7. method as claimed in claim 3, wherein the described ultraviolet surface of the reflection of this reflecting plate is handled cursorily and is made described ultraviolet ray scatter to the side surface of described black matrix.
8. method as claimed in claim 3, wherein this reflection horizon described upper surface of closely being attached to described black matrix makes this upper surface ingress of air not of described black matrix.
9. method as claimed in claim 8, wherein this reflection horizon closely is attached to the described upper surface of this black matrix by vacuum bonding.
10. method of making the black matrix of color filter, this method comprises:
Form black matrix layer on the upper surface of transparency carrier, this black matrix layer is formed by hydrophobic organic material;
Should black matrix layer form black matrix by composition;
A plurality of restraining barriers are attached to the upper surface of described black matrix, and described restraining barrier is formed by the material of transmitting UV; And
By to described restraining barrier, coming hydrophiling should deceive the side surface of matrix ultraviolet irradiation.
11. method as claimed in claim 10, wherein this restraining barrier has different refractive indexes and makes and to penetrate the ultraviolet irradiation on described restraining barrier to the described side surface of described black matrix.
12. method as claimed in claim 11, the bottom one deck on wherein said restraining barrier closely are attached to the described upper surface of described black matrix and make the described upper surface ingress of air not of described black matrix.
13. a method of making the black matrix of color filter, this method comprises:
Form black matrix layer on the upper surface of transparency carrier, this black matrix layer is formed by hydrophobic organic material;
Should black matrix layer form black matrix by composition;
The restraining barrier is attached to the upper surface of described black matrix; And
Being exposed to plasma by the described side surface with described black matrix comes hydrophiling should deceive the side surface of matrix.
14. method as claimed in claim 13, described the adhering to that also is included in described restraining barrier is attached to the upper surface on described restraining barrier with at least one shell of compression afterwards, thereby makes this shell of compression apply pressure to the described upper surface that on the described restraining barrier described restraining barrier closely is attached to described black matrix.
15. method as claimed in claim 14, the inside of wherein said shell of compression is filled with fluid.
16. method as claimed in claim 13, wherein said plasma are oxygen (O
2) plasma.
17. method as claimed in claim 13, wherein said restraining barrier have and the corresponding rectangular of described black matrix.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR113496/05 | 2005-11-25 | ||
KR20050113496 | 2005-11-25 | ||
KR123162/05 | 2005-12-14 |
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CN1982923A true CN1982923A (en) | 2007-06-20 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNA2006101091944A Pending CN1982923A (en) | 2005-11-25 | 2006-08-09 | Method of fabricating black matrix of a color filter |
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KR (1) | KR20070055301A (en) |
CN (1) | CN1982923A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101398561B (en) * | 2007-09-29 | 2011-12-07 | 奇美电子股份有限公司 | Colourful optical filter substrates, method for manufacturing same and liquid crystal display panel using the same |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111338144B (en) * | 2020-04-14 | 2023-08-18 | 京东方科技集团股份有限公司 | Display panel and display device |
-
2005
- 2005-12-14 KR KR1020050123162A patent/KR20070055301A/en not_active Application Discontinuation
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2006
- 2006-08-09 CN CNA2006101091944A patent/CN1982923A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101398561B (en) * | 2007-09-29 | 2011-12-07 | 奇美电子股份有限公司 | Colourful optical filter substrates, method for manufacturing same and liquid crystal display panel using the same |
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KR20070055301A (en) | 2007-05-30 |
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