CN105988240A - Manufacturing method of color filter, color filter and liquid crystal display device - Google Patents
Manufacturing method of color filter, color filter and liquid crystal display device Download PDFInfo
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- CN105988240A CN105988240A CN201510086475.1A CN201510086475A CN105988240A CN 105988240 A CN105988240 A CN 105988240A CN 201510086475 A CN201510086475 A CN 201510086475A CN 105988240 A CN105988240 A CN 105988240A
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- color blocking
- touch control
- control electrode
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- color
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Abstract
The invention provides a manufacturing method of a color filter, the color filter and a liquid crystal display device. The manufacturing method of the color filter includes the steps that a first color resistor, a second color resistor, a third color resistor and a fourth color resistor are formed in a first opening, a second opening, a third opening and a fourth opening in each pixel area respectively; the fourth color resistor in each pixel area is an auxiliary color resistor or a lamination structure of a first touch electrode, or the fourth color resistors in part of the pixel areas are high-transmittance auxiliary color resistors, and the fourth color resistors in the other part of the pixel areas are high-transmittance auxiliary color resistors and lamination structures of the first touch electrode layers, wherein the first touch electrode layers are used for touch detection. The transmittance of the auxiliary color resistors is larger than the average value of the transmittance of the first color resistors, the second color resistors and the third color resistors, the overall transmittance of the color filter can be improved, and accordingly brightness of the liquid crystal display device can be improved.
Description
Technical field
The present invention relates to display field, be specifically related to the manufacture method of a kind of light filter, light filter and liquid
Crystal device.
Background technology
The advantages such as liquid crystal indicator is little with volume, lightweight, Low emissivity are widely used in various field.
Generally liquid crystal indicator includes that array base palte (i.e. TFT substrate) is relative with described array base palte
Light filter (CF substrate) and the liquid crystal being filled between array base palte and light filter.Wherein, described battle array
Electrode on row substrate and light filter is by controlling the deflection of liquid crystal molecule, to regulate the percent of pass of ambient light,
And then reach the purpose of display.
With reference to Fig. 1, it is shown that the generalized section of a kind of light filter of prior art, described light filter includes:
First glass substrate 10, the black matrix" being positioned on described first glass substrate 10 (Black Matrix,
BM) layer 11, colour element layer (RGB layer) 12 between black-matrix layer, cover described
Flatness layer (OC layer) 13 in black-matrix layer and pixel region layer 12, it is arranged on described flatness layer 13
Spacer (Photo Spacer, PS) 14.Wherein, colour element layer 12 includes: blue (B) as
Element 121, red (R) pixel 122 and green (G) pixel 123, be used for respectively through the indigo plant in white light
Light, HONGGUANG and green glow.
At present, it is the focus of technology with the liquid crystal indicator of touch control detection function in box, this liquid crystal
Display device is commonly referred to as In-cell TP.The In-cell TP of prior art is due to many in liquid crystal indicator
One layer/bis-layers ITO touch conductive layer, the overall brightness of liquid crystal indicator has declined, when ITO touches
Touch conductive layer thicker time, also can the colour gamut degree of remote-effects liquid crystal indicator.
Therefore, how to improve with the brightness of the liquid crystal indicator of touch control detection function in box, become this
Skilled person's problem demanding prompt solution.
Summary of the invention
The problem that the present invention solves is to provide the manufacture method of a kind of light filter, light filter and liquid crystal display
Device, makes and is integrated with the light filter of touch control detection function, and improves the transmittancy of light filter, to carry
The brightness of high liquid crystal indicator
For solving the problems referred to above, the present invention provides the manufacture method of a kind of light filter, including:
Substrate is provided；
Forming black-matrix layer on the substrate, described black-matrix layer includes multiple array arrangement
Pixel region, each pixel region includes the first, second, third and fourth opening of laid out in parallel；
First to fourth color blocking is formed in first to fourth opening of pixel region；
Wherein, described 4th color blocking in each pixel region is the folded of auxiliary color blocking and the first touch control electrode layer
Rotating fields, or, the 4th color blocking in partial pixel district is auxiliary color blocking, in another part pixel region
Described 4th color blocking is auxiliary color blocking and the laminated construction of the first touch control electrode layer, described in auxiliary color blocking first
Touch control electrode layer is used for carrying out touch control detection.
Optionally, the step forming described laminated construction includes: sequentially form auxiliary color blocking and the first touch-control
Electrode layer.
Optionally, described auxiliary color blocking is water white transparency color blocking, and the light transmittance of described auxiliary color blocking is more than the
The light transmittance of one to tertiary color resistance.
Optionally, described auxiliary color blocking is yellow transparent color blocking.
Optionally, the step forming first to fourth color blocking in first to fourth opening of pixel region includes:
The resistance of the first to tertiary color is formed, afterwards, the described 4th in the first to the 3rd opening of pixel region
Opening neutralizes and forms organic material layer in the resistance of the first to tertiary color, removes the resistance of described the first to tertiary color with black
Organic material layer in color matrix layer, retains the organic material layer in described 4th opening as auxiliary color blocking；
Described auxiliary color blocking forms the first touch control electrode layer.
Optionally, the material of the material of described organic material layer and the resistance of the first to tertiary color is identical, for negativity
Photoresist, or, the material of described organic material layer is negative photosensitive resin material.
Optionally, the step forming first to fourth color blocking in first to fourth opening of pixel region includes:
The resistance of the first to tertiary color is formed, afterwards, the described 4th in the first to the 3rd opening of pixel region
Opening neutralizes and forms organic material layer in the resistance of the first to tertiary color, is positioned at the organic material in described 4th opening
The bed of material is as auxiliary color blocking；
Described auxiliary color blocking forms the first touch control electrode layer.
Optionally, the step forming described second color blocking includes: sequentially form the first touch control electrode layer and auxiliary
Help color blocking.
Optionally, the material of described first touch control electrode layer is transparent conductive oxide.
The present invention also provides for a kind of light filter, including:
Substrate；
It is positioned at the black-matrix layer on described substrate；
The pixel region of the multiple array arrangements being positioned in described black-matrix layer, described pixel region includes side by side
Arrangement first, second, third and fourth opening, described first to the 3rd opening is formed first to
Tertiary color hinders, and is formed with the 4th color blocking in described 4th opening；
Wherein, described 4th color blocking in each pixel region is the lamination knot of auxiliary color blocking and touch control electrode layer
Structure, or, the 4th color blocking in partial pixel district is auxiliary color blocking, described in another part pixel region
Second color blocking is auxiliary color blocking and the laminated construction of the first touch control electrode layer, the first touch-control described in auxiliary color blocking
Electrode layer is used for carrying out touch control detection.
Optionally, described auxiliary color blocking is water white transparency color blocking, and the light transmittance of described auxiliary color blocking is more than the
The light transmittance of one to tertiary color resistance.
Optionally, described auxiliary color blocking is yellow transparent color blocking.
Optionally, the material of described first touch control electrode layer is transparent conductive oxide, described first touch-control
The thickness of electrode layer is in the range of 150-1600 angstrom.
Optionally, in described laminated construction, described first touch control electrode layer is positioned in described auxiliary color blocking
Side, or, described first touch control electrode layer is positioned at below described auxiliary color blocking.
Optionally, it is provided with organic material layer in the resistance of described the first to tertiary color and in the 4th opening, is positioned at
Organic material layer in 4th opening is as auxiliary color blocking.
Optionally, in the pixel region of multiple array arrangements, first to fourth color described in each pixel region
Putting in order of resistance is identical, and the first touch control electrode layer in the plurality of 4th color blocking of each column pixel region is first
Tail connects electrode into strips, adjacent multiple strip shaped electric poles one touch control electrode of composition.
Optionally, in the pixel region of multiple array arrangements, first to fourth color described in each pixel region
Putting in order of resistance is identical, the first touch control electrode layer head and the tail in multiple 4th color blockings of part row pixel region
Connect electrode into strips, adjacent multiple strip shaped electric poles one touch control electrode of composition.
Optionally, described touch control electrode is connected with contact conductor.
Optionally, described first to fourth color blocking and black-matrix layer are provided with spacer.
The present invention also provides for a kind of liquid crystal indicator, including:
The light filter that the present invention provides；
The array base palte being oppositely arranged with described light filter, described array base palte is provided with the second touch control electrode
Layer, for forming mutual capacitance with the first touch control electrode layer on light filter；
Liquid crystal layer between light filter and array base palte；
Touch control detection circuit, electrically connects with described first touch control electrode layer and the second touch control electrode layer, is used for
Detect the first touch control electrode layer and the mutual capacitance of the second touch control electrode layer formation, to realize touch control detection.
Compared with prior art, technical scheme has the advantage that at light filter of the present invention
In pixel region, described 4th color blocking in each pixel region is the folded of auxiliary color blocking and the first touch control electrode layer
Rotating fields, or, the 4th color blocking in partial pixel district is auxiliary color blocking, in another part pixel region
Described 4th color blocking is auxiliary color blocking and the laminated construction of the first touch control electrode layer, described first touch control electrode
Layer is used for carrying out touch control detection.The light transmittance of described auxiliary color blocking is more than the light transmittance of the first to tertiary color resistance
Meansigma methods, it is possible to the light transmittance making light filter overall improves, and then improves touch control detection pattern liquid in box
The brightness of crystal device.
Further, described auxiliary color blocking is yellow transparent color blocking, it is possible to increase the colourity of described light filter
Territory, and then the colourity territory of described liquid crystal indicator can be improved.
Accompanying drawing explanation
Fig. 1 is the generalized section of a kind of light filter of prior art；
Fig. 2 is the schematic flow sheet of the manufacture method of light filter of the present invention；
Fig. 3 to Fig. 8 is the schematic diagram of the manufacture method first embodiment of light filter of the present invention；
Fig. 9 be light filter of the present invention manufacture method the second embodiment in formed the 4th color blocking step section view
Figure；
Figure 10 is the schematic diagram of the light filter of manufacture method the 3rd embodiment formation of light filter of the present invention；
Figure 11 be light filter of the present invention manufacture method in form the sectional view of the second color blocking step；
Figure 12 is the schematic diagram of light filter first embodiment of the present invention；
Figure 13 is the sectional view of pixel region in light filter shown in Figure 12；
Figure 14 is the schematic diagram of touch control electrode in light filter shown in Figure 12；
Figure 15 is the schematic diagram of light filter the second embodiment of the present invention；
Figure 16 is the sectional view of light filter the 3rd embodiment of the present invention；
Figure 17 is the sectional view of liquid crystal indicator one embodiment of the present invention.
Detailed description of the invention
As stated in the Background Art, the In-cell TP of prior art is due to how one layer in liquid crystal indicator
/ bis-layers of ITO touch conductive layer, the overall brightness of liquid crystal indicator has declined.
For solving above-mentioned technical problem, the present invention provides the manufacture method of a kind of light filter, at pixel region
First to fourth opening is formed first to fourth color blocking；Described 4th color blocking in each pixel region is auxiliary
Help color blocking and the laminated construction of the first touch control electrode layer, or, the 4th color blocking in partial pixel district is high
Light transmittance auxiliary color blocking, described 4th color blocking in another part pixel region be high transmission rate auxiliary color blocking and
The laminated construction of the first touch control electrode layer, described first touch control electrode layer is used for carrying out touch control detection.Described
The light transmittance of auxiliary color blocking is more than the light transmittance meansigma methods of the first to tertiary color resistance, it is possible to make light filter whole
The light transmittance of body improves, and then the brightness of touch control detection mode LCD in raising box.
Refer to the schematic flow sheet of the manufacture method that Fig. 2, Fig. 2 are light filter provided by the present invention.This
The manufacture method of light filter that invention is provided includes following basic step:
Step S1: substrate is provided；
Step S2: form black-matrix layer on the substrate, described black-matrix layer includes multiple battle array
The pixel region of row arrangement, each pixel region includes the first, second, third and fourth opening of laid out in parallel；
Step S3: form first to fourth color blocking in first to fourth opening of pixel region, wherein, often
Described 4th color blocking in individual pixel region is auxiliary color blocking and the laminated construction of the first touch control electrode layer, or,
The 4th color blocking in partial pixel district is auxiliary color blocking, and described 4th color blocking in another part pixel region is
Auxiliary color blocking and the laminated construction of the first touch control electrode layer, described first touch control electrode layer is used for carrying out touch-control
Detection, the light transmittance of described auxiliary color blocking is more than the light transmittance meansigma methods of the first to tertiary color resistance.
Understandable, below in conjunction with the accompanying drawings for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from
The specific embodiment of the present invention is described in detail.
With reference to Fig. 3 to Fig. 8, it is shown that the schematic diagram of light filter manufacture method one embodiment of the present invention.
With reference to Fig. 3, perform step S1, it is provided that substrate 100.In the present embodiment, described substrate 100
For glass substrate, but the material of described substrate 100 is not limited by the present invention, in other embodiments,
Described substrate 100 can also be transparent plastic substrate.
With continued reference to Fig. 3, perform step S2, described substrate 100 is formed black-matrix layer 101, institute
State black-matrix layer 101 and include that the pixel region of multiple array arrangement, each pixel region include laid out in parallel
First, second, third and fourth opening.
It should be noted that Fig. 3 is shown in which the sectional view of a pixel region, pixel region shown in Fig. 3
The first opening the 201, second opening the 202, the 3rd opening 203 and the 4th opening 204 including laid out in parallel.
In the present embodiment, black photoresist layer can be formed, to described black in the way of using coating
Color photoresist layer exposure imaging, forms black-matrix layer 101, but the present invention is to black-matrix layer 101
Forming method do not limit.
In the present embodiment, described first opening the 201, second opening the 202, the 3rd opening 203 and the 4th
Opening 204 be shaped as rectangle, but first opening the 201, second opening the 202, the 3rd is opened by the present invention
The shape of mouth 203 and the 4th opening 204 does not limits, in other embodiments, described first opening 201,
The shape of the second opening the 202, the 3rd opening 203 and the 4th opening 204 can also show for prior art IPS
Show other shapes of pixel region in pattern or FFS display pattern.
With reference to Fig. 4 to Fig. 6, perform step S3, in the first opening 201 of pixel region, form the first color
Resistance 301, forms the second color blocking 302 in the second opening 202, forms tertiary color in the 3rd opening 203
Resistance 303, forms the 4th color blocking 304 in the 4th opening 204.
Wherein, described 4th color blocking 304 in each pixel region is auxiliary color blocking and the first touch control electrode layer
Laminated construction, or, the 4th color blocking 304 in partial pixel district is auxiliary color blocking, another part picture
Described 4th color blocking 304 in element district is auxiliary color blocking and the laminated construction of the first touch control electrode layer, described
First touch control electrode layer is used for carrying out touch control detection.
Specifically, referring initially to Fig. 4, in the present embodiment, first shape in the first to the 3rd opening of pixel region
The resistance of the first to tertiary color, the resistance of described the first to tertiary color is become to be respectively red photoresistance, green photoresistance and blueness
Photoresistance.But the color disposal order that described the first to tertiary color is hindered by the present invention does not limits.Described
The material of one to tertiary color resistance can be that prior art forms red photoresistance, green photoresistance and blue light resistance
Common used material.
It should be noted that in the present embodiment, described first color blocking the 301, second color blocking 302 and the 3rd
The height of color blocking 303 is in the range of 1 to 4 microns, but the height that the first to tertiary color is hindered by the present invention
Degree does not limits.
With reference to Fig. 5, after the first to the 3rd opening of pixel region is formed the resistance of the first to tertiary color, in institute
Stating the 4th opening 204 and neutralize the upper organic material layer (not shown) that formed of the first to tertiary color resistance, removal is described
Organic material layer above the resistance of the first to tertiary color and black-matrix layer 101, retains described 4th opening 204
In organic material layer as auxiliary color blocking 103.Described organic material layer is for can use exposure imaging to remove
Transparent organic material, such as the negativity sense as with the flatness layer (OC) in prior art light filter being
Photosensitiveness resin material, therefore the present embodiment manufacture method and the manufacturing process compatibility of prior art light filter
High, it is simple to produce.
In the present embodiment, described auxiliary color blocking 103 is water white transparency color blocking, described auxiliary color blocking 103
Light transmittance to hinder the light transmittance of arbitrary compared with the first to tertiary color higher, therefore, it is possible to it is whole to improve light filter
The light transmittance of body.
But whether the present invention is that water white transparency color blocking does not limits, at other to described auxiliary color blocking 103
In embodiment, described auxiliary color blocking 103 can also be yellow transparent color blocking, when described auxiliary color blocking 103
During for yellow transparent color blocking, the light transmittance of described auxiliary color blocking 103 is more than the printing opacity of the first to tertiary color resistance
Rate meansigma methods, enables to the overall light transmittance of light filter equally and improves, additionally, described auxiliary color blocking 103
Four color addition mixture effects of red, green, blue and yellow can be formed with the resistance of the first to tertiary color, with the reddest, green,
The pixel region of blue trichroism color blocking is compared, additionally it is possible to be effectively improved the colourity territory of light filter.
It should be noted that in the present embodiment, the height of described auxiliary color blocking 103 and first to the 3rd
The height of color blocking is close, in the range of 1 to 4 microns, but the height that the present invention is to auxiliary color blocking 103
Degree does not limits.
With reference to Fig. 6, described auxiliary color blocking 103 forms the first touch control electrode layer 105, at the present embodiment
In, described first touch control electrode layer 105 is indium tin oxide films, can be at black in the way of using sputter
Form indium tin oxide material layer in the resistance of matrix layer 101, the first to tertiary color and auxiliary color blocking 103, then use
Its exposure imaging is etched by positive photoresist, removes the oxygen in black-matrix layer 101, the resistance of the first to tertiary color
Changing indium tin material layer, the indium tin oxide material layer in remaining auxiliary color blocking 103 forms the first touch control electrode
Layer 105.But forming method and the material of described touch control electrode layer 105 are not limited, at it by the present invention
In his embodiment, described first touch control electrode layer 105 can also be other electrically conducting transparent oxygen in prior art
Compound.
If it should be noted that the thickness of described first touch control electrode layer 105 is excessive, then may cause
The light transmittance of the 4th color blocking declines, if the thickness of described first touch control electrode layer 105 is too small, then may
Quality of forming film is the best, thus impact is by the touch accuracy of the first formed touch control unit of touch control electrode layer 105,
In the present embodiment, the thickness of described first touch control electrode layer 105 in the range of 150-1600 angstrom, energy
Ensure, and the height of the resistance of the first to tertiary color and the 4th color blocking 304 will not be made to have notable difference.
In the present embodiment, on light filter, each auxiliary color blocking 103 has been respectively formed on the first touch control electrode layer
105, described auxiliary color blocking 103 and the first touch control electrode layer 105 form the 4th color blocking 304, each pixel
Described 4th color blocking 304 in district is auxiliary color blocking 103 and the laminated construction of the first touch control electrode layer 105.
In conjunction with reference to Fig. 7, it is shown that after forming the first touch control electrode layer 105, the present embodiment forms colour filter
The top view of sheet.The part that dotted line frame A1 irises out i.e. pixel region shown in Fig. 5, Fig. 6.As it is shown in fig. 7,
Described black-matrix layer 101 includes the pixel region of multiple array arrangement, in the pixel of multiple array arrangements
Qu Zhong, putting in order of first to fourth color blocking described in each pixel region is identical.In the present embodiment,
The first end to end one-tenth article of touch control electrode layer 105 in the plurality of 4th color blocking 304 of each column pixel region
Shape electrode 107, adjacent multiple strip shaped electric poles 107 form a touch control electrode.It should be noted that
Fig. 7 is shown without first touch control electrode layer 105 cover under auxiliary color blocking 103, in pixel region first to
The arrangement of the 4th color blocking can be in conjunction with reference to Fig. 6.
Therefore, the light filter that the present embodiment is formed has the function of touch control detection.Although in the 4th color blocking 304
In there is the first touch control electrode layer 105, but the first touch control electrode layer 105 that transparent conductive material is formed exists
In visible-range, transmitance is the highest, affects the least and described auxiliary on the light transmittance of the 4th color blocking 304
The light transmittance helping color blocking 103 is higher, it is possible to be effectively improved the light transmittance of the 4th color blocking 304 so that each
The light transmittance of pixel region improves, and then improves the light transmittance that light filter is overall.The filter that the present embodiment is formed
Color chips can be used in forming touch control detection mode LCD in box, the filter that therefore the present embodiment is formed
Color chips can improve the brightness of touch control detection mode LCD in box.Additionally, the first touch control electrode
Layer 105 is only formed in described auxiliary color blocking 103, therefore, and the light transmittance of the first to tertiary color resistance and color
Degree is not affected by the first touch control electrode layer 105.
With reference to Fig. 8, described first to fourth color blocking forms spacer 104.In other embodiments,
Spacer can also be formed in black-matrix layer 101.
It should be noted that in other embodiments, described auxiliary color blocking 103 can also be by other materials
Formed, such as, the first to the 3rd opening of pixel region forms the resistance of the first to tertiary color, described the
Four openings neutralize in the upper step forming organic material layer of the first to tertiary color resistance, and described organic material layer can
Think the negative photosensitive resin material identical with the resistance of the first to tertiary color, with the district of the first to tertiary color resistance
It is not only that and does not comprise pigment or only comprise the pigment presenting yellow.
With reference to Fig. 9, it is shown that in manufacture method second embodiment of light filter of the present invention, form the 4th color blocking
The sectional view of step.The present embodiment is roughly the same with first embodiment, with first embodiment something in common not
Repeat again, be with first embodiment difference:
In the step forming the 4th color blocking, first formed in the first to the 3rd opening of pixel region first to
Tertiary color hinders, and afterwards, neutralizes at described 4th opening and forms organic material layer 109 in the resistance of the first to tertiary color,
Described organic material layer 109 is filled in the 4th opening, is positioned at the organic material layer in described 4th opening
109 as auxiliary color blocking 103；Described auxiliary color blocking 103 is formed the first touch control electrode layer 105.
The method using such formation the 4th color blocking, it is not necessary to remove the organic material in the resistance of the first to tertiary color
The bed of material 109, compared with first embodiment, simplifies processing step, improves production capacity.
With reference to Figure 10, it is shown that the light filter that manufacture method the 3rd embodiment of light filter of the present invention is formed
Top view.The present embodiment is roughly the same with first embodiment, repeats no more with first embodiment something in common,
It is with first embodiment difference:
In the step forming the 4th color blocking, the 4th color blocking in partial pixel district is auxiliary color blocking 103, another
Described 4th color blocking in partial pixel district is for assisting color blocking 103 and the first touch control electrode layer 105 (with reference to figure
Shown in 6) laminated construction, described first touch control electrode layer 105 is used for carrying out touch control detection.
Specifically, in the present embodiment, the multiple pixel regions on described light filter are arranged in array, part
The first end to end electrode into strips of touch control electrode layer 105 in multiple 4th color blockings 304 of row pixel region
107, adjacent multiple strip shaped electric poles 107 form a touch control electrode.Optionally, two adjacent row strips
Electrode 107 can be spaced one or more pixel region, in the pixel being not provided with the first touch control electrode layer 105
Qu Zhong, described 4th color blocking 304 only includes transparent auxiliary color blocking 103, therefore the present embodiment manufacture method
The light filter integral light-transmitting formed is more preferable.
It should be noted that in the present embodiment, the pixel region at two adjacent strip shaped electric poles 107 intervals
Quantity identical, be so regular arrangement due to multiple strip shaped electric poles 107, can't be in macroscopic view
Viewing on cause visual problem.
With reference to Figure 11, it is shown that in manufacture method the 4th embodiment of light filter of the present invention, form the second color
The sectional view of resistance step.The present embodiment is roughly the same with first embodiment, with first embodiment something in common
Repeat no more, be with first embodiment difference:
The first touch control electrode layer 105 in described 4th opening, shape on described first touch control electrode layer 105
Become auxiliary color blocking 103.
The present invention also provides for a kind of light filter, and described light filter can be, but not limited to use the present invention to provide
Manufacture method is formed.
With reference to Figure 12, Figure 13, it is shown that the schematic diagram of light filter first embodiment of the present invention, wherein Figure 13
Sectional view for the pixel region that dotted line frame B1 in Figure 12 irises out.
In conjunction with reference to Figure 12, Figure 13, the present embodiment light filter includes:
Substrate 100`；
It is positioned at black-matrix layer 101` on described substrate 100`；
The pixel region of the multiple array arrangements being positioned in described black-matrix layer 101`, described pixel region includes
Include the first opening of laid out in parallel, the second opening, the 3rd opening and the 4th opening (not shown), the first opening
In be formed with the first color blocking 301`, be formed with the second color blocking 302` in the second opening, in the 3rd opening
It is formed with the second color blocking 303`, described 4th opening is formed the 4th color blocking 304`, described first to
Four color blockings are used for colour filter, make the light by light filter become colourama, and meet addition mixture principle.
In the present embodiment, the 4th color blocking 304` in partial pixel district is auxiliary color blocking 103`, another portion
Described 4th color blocking 304` in point pixel region is the folded of auxiliary color blocking 103` and the first touch control electrode layer 105`
Rotating fields, described first touch control electrode layer 105` is used for carrying out touch control detection.
Described auxiliary color blocking 103`, described auxiliary color blocking 103` and the first to tertiary color it is provided with in pixel region
The resistance common modulation light by light filter, it is possible to be effectively improved the light transmission of pixel region so that light filter
Overall light transmittance improves, and then the brightness of touch control detection mode LCD in raising box.
In the present embodiment, described substrate 100` is glass substrate, but the present invention is to described substrate 100`
Material do not limit, in other embodiments, described substrate 100` can also be transparent plastic substrate.
In the present embodiment, the resistance of described the first to tertiary color is respectively red photoresistance, green photoresistance and blueness
Photoresistance, but the color disposal order that described the first to tertiary color is hindered by the present invention does not limits.
It should be noted that in the present embodiment, described first color blocking 301`, the second color blocking 302` and
The height of three color blockings 303` in the range of 1 to 4 microns, but what the first to tertiary color was hindered by the present invention
Do not limit.Optionally, the height of described auxiliary color blocking 103` and the height of the first to tertiary color resistance
Identical.
In the present embodiment, described auxiliary color blocking 103` is water white transparency color blocking, therefore, and described complementary colors
The light transmittance of resistance 103` is higher compared with the resistance of the first to tertiary color, and then can improve the light transmittance that light filter is overall.
But whether the present invention is that water white transparency color blocking does not limits to described auxiliary color blocking 103`.
In other embodiments, described auxiliary color blocking 103` can also be yellow transparent color blocking, when described auxiliary
When to help color blocking 103` be yellow transparent color blocking, the light transmittance of described auxiliary color blocking 103 is more than first to the 3rd
The light transmittance meansigma methods of color blocking, described auxiliary color blocking 103` and the resistance of the first to tertiary color can form RGB
Four yellow color addition mixture effects, compared with the three-color pixel district of color blocking trichroism with only red, green, blue, also
The colourity territory of light filter can be effectively improved, and then improve the colourity territory of liquid crystal indicator.
In the present embodiment, the material of described auxiliary color blocking 103` is smooth with prior art light filter
Layer (OC) is same negative photosensitive resin material, and therefore the present embodiment light filter is held concurrently with prior art
Content is high, it is simple to produce.But the material of described auxiliary color blocking 103` is not limited, at it by the present invention
In his embodiment, described auxiliary color blocking 103` can also use in prior art for formed red photoresistance,
The negative photosensitive resin material of green photoresistance and blue light resistance is formed.
In the present embodiment, described first touch control electrode layer 105` is indium tin oxide films, but the present invention
Not limiting the material of described first touch control electrode layer 105`, in other embodiments, described first touches
Control electrode layer 105` can also be other transparent conductive oxides in prior art.
It should be noted that the thickness of the first touch control electrode layer 105` be comprehensive consideration transmitance and touch-control
Sensitivity selects, if the thickness of described first touch control electrode layer 105` is excessive, then may cause the 4th
The light transmittance of color blocking declines, if the thickness of described first touch control electrode layer 105` is too small, then and may film forming
Quality is the best, and unit impedance is excessive, makes touch-control sensitivity the best, in the present embodiment, and described
The thickness of one touch control electrode layer 105`, in the range of 150-1600 angstrom, makes touch control unit can guarantee that preferably
Touch accuracy, and the height of the resistance of the first to tertiary color and the 4th color blocking 304` will not be made to have notable difference.
Owing to, in the present embodiment, the 4th color blocking 304` in partial pixel district is auxiliary color blocking 103`, another
Described 4th color blocking 304` in partial pixel district is auxiliary color blocking 103` and the first touch control electrode layer 105`
Laminated construction, the first touch control electrode layer 105` can be used in constituting the mutual capacitance of touch control detection, makes this enforcement
The light filter that example provides has the function of touch control detection, although have the first touch-control in the 4th color blocking 304`
Electrode layer 105`, but the first touch control electrode layer 105` that transparent conductive oxide is formed is at visible-range
Interior transmitance is the highest, affects the least on the light transmittance of the 4th color blocking 304`, and described auxiliary color blocking 103`
Light transmittance higher, it is possible to be effectively improved the light transmittance of the 4th color blocking 304` so that each pixel region saturating
Light rate improves, and then improves the light transmittance that light filter is overall.The present embodiment light filter can be used in composition
Touch control detection mode LCD in box, touch-control inspection in therefore the present embodiment light filter can improve box
Survey the brightness of mode LCD.Additionally, the first touch control electrode layer 105` is only formed at described auxiliary
In color blocking 103`, therefore, the first to tertiary color resistance light transmittance and colourity not by the first touch control electrode layer 105`
Impact.
As shown in figure 12, in the present embodiment, the multiple pixel regions on described light filter are arranged in array,
Multiple 4th color blockings 304` of part row pixel region are the first touch control electrode layer 105` and auxiliary color blocking 103`
Laminated construction, in multiple 4th color blockings 304` of part row pixel region only include assist color blocking 103`.?
The first touch control electrode layer 105` in multiple 4th color blockings 304` of part row pixel region is end to end into strips
Electrode 107`, adjacent multiple strip shaped electric poles 107` form a touch control electrode.Optionally, adjacent touch
Control electrode can be spaced one or more pixel region, at the pixel region being not provided with the first touch control electrode layer 105`
In, described 4th color blocking 304` only includes transparent auxiliary color blocking 103`, the filter that therefore the present embodiment provides
Color chips integral light-transmitting is more preferable.
It should be noted that in the present embodiment, the pixel region at two adjacent row strip shaped electric poles 107` intervals
Quantity identical, be so regular arrangement due to multiple strip shaped electric poles 107`, can't be in macroscopic view
Viewing on cause visual problem.
As shown in figure 13, described first to fourth color blocking is also formed with spacer 104`, needs explanation
, in order to illustrate the most multiple pixel region, the most not shown spacer 104`.Implement at other
In example, described spacer 104` may be located in black-matrix layer 101`.
With reference to Figure 14, it is shown that the schematic diagram of touch control electrode in the present embodiment light filter.It should be noted that
In fig. 14, in order to illustrate the distribution understanding touch control electrode, by each column the first color blocking 301`, each column second
Color blocking 302`, each column tertiary color resistance 303` is simplified to straight line.As shown in figure 14, in the present embodiment, phase
Three adjacent strip shaped electric poles 107` form touch control electrode 403 (three strip shaped electric poles in dotted line circle
107`).Adjacent touch control electrode 403 is spaced three pixel regions.Adjacent touch control electrode 403 is passed through respectively
The first contact conductor 401 and the second contact conductor 402 that are positioned at pixel region array both sides are drawn, and with outward
The touch control detection chip electrical connection in portion.By Figure 12, Figure 14 it can be seen that on the present embodiment light filter
Touch control electrode 403 arranges along the column direction of pixel region array, therefore, when the present embodiment light filter is for group
When becoming to have the liquid crystal indicator of touch control detection function, touch control electrode 403 can reflect touch control detection point
(position that finger touches) is at the coordinate of the line direction of pixel region array.
With reference to Figure 15, it is shown that the top view of light filter the second embodiment of the present invention.The present embodiment and first
Embodiment is roughly the same, repeats no more with first embodiment something in common, with first embodiment difference
It is:
In the pixel region of multiple array arrangements, described 4th color blocking in each pixel region is auxiliary color blocking
103` and the laminated construction of the first touch control electrode layer 105`.
Putting in order of first to fourth color blocking described in each pixel region is identical, each column pixel region described
The first touch control electrode layer 105` end to end electrode into strips 107` in multiple 4th color blockings 304` is adjacent
Multiple strip shaped electric poles 107` form a touch control electrode, each touch control electrode is connected with contact conductor respectively.
Such being advantageous in that, the distribution density of touch control electrode is bigger so that use the present embodiment light filter
Liquid crystal indicator touch control detection the sensitiveest.
With reference to Figure 16, it is shown that the sectional view of light filter the 3rd embodiment of the present invention.The present embodiment and first
Embodiment is roughly the same, repeats no more with first embodiment something in common, with first embodiment difference
It is:
It is provided with organic material layer 109` in the resistance of described the first to tertiary color and in the 4th opening, is positioned at described
Organic material layer 109` in 4th opening is as auxiliary color blocking 103`；Formed in described auxiliary color blocking 103`
There is the first touch control electrode layer 105`.
It should be noted that in other embodiments, described first touch control electrode layer 105` may be located on
Below described auxiliary color blocking 103`, the invention is not limited in this regard.
The present invention also provides for a kind of liquid crystal indicator, with reference to Figure 17, illustrates liquid crystal display of the present invention
The schematic diagram of device one embodiment, described liquid crystal indicator includes:
With the light filter 21 made by the manufacture method of light filter of the present invention.Specifically, in the present embodiment,
Light filter described in first embodiment in the light filter that described light filter 21 provides for the present invention.
The array base palte 23 being oppositely arranged with described light filter 21, described array base palte 23 is provided with second
Touch control electrode layer 210`, for forming mutual capacitance with the first touch control electrode layer 105` on light filter 21.
Liquid crystal layer 22 between light filter 21 and array base palte 23.
Touch control detection circuit (not shown), with described second touch control electrode layer 210` and the first touch control electrode layer
105` electrically connects, for detecting the mutual of the second touch control electrode layer 210` and the first touch control electrode layer 105` formation
Electric capacity, to realize touch control detection.
Liquid crystal indicator of the present invention is touch control detection liquid crystal display in a kind of box with touch control detection function
Device, owing to, in light filter 21, the light transmittance of described auxiliary color blocking 103` is more than the resistance of the first to tertiary color
Light transmittance meansigma methods, it is possible to the light transmittance of light filter 21 entirety is improved, and then makes the present embodiment liquid crystal
In display device relatively prior art box, touch control detection liquid crystal indicator has more preferably brightness.
Specifically, in the present embodiment, the second touch control electrode layer 210` on described array base palte includes many
The strip shaped electric poles (not shown) that the individual line direction along pixel region array is arranged, described induction electrode can reflect
Touch control detection point (position that finger touches) is at the coordinate of the column direction of pixel region array.
Although present disclosure is as above, but the present invention is not limited to this.Any those skilled in the art,
Without departing from the spirit and scope of the present invention, all can make various changes or modifications, therefore the guarantor of the present invention
The scope of protecting should be as the criterion with claim limited range.
Claims (19)
1. the manufacture method of a light filter, it is characterised in that including:
Substrate is provided；
Forming black-matrix layer on the substrate, described black-matrix layer includes the pixel of multiple array arrangement
District, each pixel region includes the first, second, third and fourth opening of laid out in parallel；
First to fourth color blocking is formed respectively in first to fourth opening of pixel region；
Wherein, described 4th color blocking in each pixel region is the lamination knot of auxiliary color blocking and the first touch control electrode layer
Structure, or, the 4th color blocking in partial pixel district is auxiliary color blocking, described in another part pixel region
4th color blocking is auxiliary color blocking and the laminated construction of the first touch control electrode layer, and described first touch control electrode layer is used
In carrying out touch control detection, the light transmittance of described auxiliary color blocking is average more than the light transmittance of the first to tertiary color resistance
Value.
The manufacture method of light filter the most according to claim 1, it is characterised in that described laminated construction
The forming step of the 4th color blocking includes: form auxiliary color blocking in described 4th opening, at described complementary colors
The first touch control electrode layer is formed in resistance.
The manufacture method of light filter the most according to claim 1, it is characterised in that described auxiliary color blocking is
Water white transparency color blocking, the light transmittance of described auxiliary color blocking is more than during the first to tertiary color hinders the saturating of any one
Light rate.
The manufacture method of light filter the most according to claim 1, it is characterised in that described auxiliary color blocking is
Yellow transparent color blocking.
The manufacture method of light filter the most according to claim 2, it is characterised in that at the first of pixel region
The step forming first to fourth color blocking to the 4th opening includes:
The resistance of the first to tertiary color is formed in the first to the 3rd opening of pixel region；
Afterwards, neutralize at described 4th opening and form organic material layer in the resistance of the first to tertiary color, remove described the
Organic material layer in the resistance of one to tertiary color and black-matrix layer, retains the organic material in described 4th opening
The bed of material is as auxiliary color blocking；
All or part of described auxiliary color blocking forms the first touch control electrode layer.
The manufacture method of light filter the most according to claim 2, it is characterised in that at the first of pixel region
The step forming first to fourth color blocking to the 4th opening includes:
The resistance of the first to tertiary color is formed, afterwards, at described 4th opening in the first to the 3rd opening of pixel region
Neutralize and form organic material layer in the resistance of the first to tertiary color, be positioned at the organic material layer in described 4th opening
As auxiliary color blocking；
All or part of described auxiliary color blocking forms the first touch control electrode layer.
7. according to the manufacture method of the light filter described in claim 5 or 6, it is characterised in that described organic material
The material of the bed of material is negative photosensitive resin material.
The manufacture method of light filter the most according to claim 1, it is characterised in that described 4th color blocking
Forming step includes: form the first touch control electrode layer in described 4th opening, at described first touch-control electricity
Auxiliary color blocking is formed on the layer of pole.
9. according to the manufacture method of the light filter described in claim 2 or 8, it is characterised in that described first touches
The material of control electrode layer is transparent conductive oxide.
10. a light filter, it is characterised in that including:
Substrate；
It is positioned at the black-matrix layer on described substrate；
The pixel region of the multiple array arrangements being positioned in described black-matrix layer, described pixel region includes laid out in parallel
First, second, third and fourth opening, described first to the 3rd opening is respectively formed with first to
Tertiary color hinders, and is formed with the 4th color blocking in described 4th opening；
Wherein, described 4th color blocking in each pixel region is auxiliary color blocking and the laminated construction of touch control electrode layer,
Or, the 4th color blocking in partial pixel district is auxiliary color blocking, the described 4th in another part pixel region
Color blocking is auxiliary color blocking and the laminated construction of the first touch control electrode layer, described first touch control electrode layer be used for into
Row touch control detection, the light transmittance of described auxiliary color blocking is more than the light transmittance meansigma methods of the first to tertiary color resistance.
11. light filters according to claim 10, it is characterised in that described auxiliary color blocking is water white transparency
Color blocking, the light transmittance of described auxiliary color blocking is more than the light transmittance of the first to tertiary color resistance.
12. light filters according to claim 10, it is characterised in that described auxiliary color blocking is yellow transparent
Color blocking.
13. light filters according to claim 10, it is characterised in that the material of described first touch control electrode layer
Material is transparent conductive oxide, and the thickness of described first touch control electrode layer is in the range of 150-1600 angstrom.
14. light filters according to claim 10, it is characterised in that at the 4th color of described laminated construction
In resistance, described first touch control electrode layer is positioned at above described auxiliary color blocking, or, described first touch-control electricity
Pole layer is positioned at below described auxiliary color blocking.
15. light filters according to claim 10, it is characterised in that on described the first to tertiary color hinders
Being provided with organic material layer with in the 4th opening, the organic material layer being positioned in the 4th opening is as auxiliary color blocking.
16. light filters according to claim 10, it is characterised in that at the pixel region of multiple array arrangements
In, putting in order of first to fourth color blocking described in each pixel region is identical, each column pixel region described
The end to end electrode into strips of the first touch control electrode layer in multiple 4th color blockings, adjacent multiple strips electricity
Pole one touch control electrode of composition, described touch control electrode is connected with contact conductor.
17. light filters according to claim 10, it is characterised in that at the pixel region of multiple array arrangements
In, putting in order of first to fourth color blocking described in each pixel region is identical, and part row pixel region is many
The end to end electrode into strips of the first touch control electrode layer in individual 4th color blocking, adjacent multiple strip shaped electric poles
Form a touch control electrode.
18. light filters according to claim 10, it is characterised in that in described first to fourth color blocking or
Black-matrix layer is provided with spacer.
19. 1 kinds of liquid crystal indicators, it is characterised in that including:
Light filter as described in any one claim in claim 10 to 18；
The array base palte being oppositely arranged with described light filter, described array base palte is provided with the second touch control electrode layer,
For forming mutual capacitance with the first touch control electrode layer on light filter；
Liquid crystal layer between light filter and array base palte；
Touch control detection circuit, electrically connects with described first touch control electrode layer and the second touch control electrode layer, is used for detecting
The mutual capacitance that first touch control electrode layer and the second touch control electrode layer are formed, to realize touch control detection.
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