CN102135634A - Color filter and manufacturing method thereof - Google Patents
Color filter and manufacturing method thereof Download PDFInfo
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- CN102135634A CN102135634A CN 201010100352 CN201010100352A CN102135634A CN 102135634 A CN102135634 A CN 102135634A CN 201010100352 CN201010100352 CN 201010100352 CN 201010100352 A CN201010100352 A CN 201010100352A CN 102135634 A CN102135634 A CN 102135634A
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Abstract
The invention discloses a color filter and a manufacturing method thereof. The method disclosed by the invention comprises the following steps of: forming a resin layer with micropores on a substrate; injecting pigment granules into the micropores in the specific positions in the resin layer; and solidifying the injected pigment granules in the specific positions in the resin layer, thereby forming resin graphs in the specific positions in the resin layer. In the color filter disclosed by the embodiment of the invention, because the formed resin graphs are positioned in the same resin layer, the angle interval differences in the resin graphs and the pixel interval differences among different resin graphs are avoided, thereby avoiding the phenomenon of light leakage of a liquid crystal display or uneven display on the surface of a display screen.
Description
Technical field
The embodiment of the invention relates to LCD and makes field, particularly a kind of colored filter and manufacture method thereof.
Background technology
Development along with lcd technology, thin film transistor (TFT) (Thin Film Transistor with low consumpting power, characteristic such as radiationless, hereinafter to be referred as: TFT) LCD (Liquid CrystalDisplay, hereinafter to be referred as: LCD) become the main flow in liquid crystal display market.The effect of the colored filter among the TFT LCD is can demonstrate different colors after making light through liquid crystal molecule by colored filter, and the combination of the light by different colours reaches the effect of display color pattern.Colored filter can comprise substrate, black matrix figure and color resin figure.
The shape of the color resin figure in the colored filter can exert an influence to the arrangement mode of liquid crystal molecule, and the arrangement mode of liquid crystal molecule can influence the characteristic that sees through of light.Fig. 4 is the structural representation of prior art colored filter, and as shown in Figure 4, colored filter comprises substrate 1, black matrix figure 16 and color resin figure 20.For example: color resin figure 20 can comprise red resin figure, green resin figure and blue resins figure.The edge of color resin figure 20 and middle part exist the angle section to differ from 21, and this angle section differs from 21 and is the edge of color resin figure 20 and the difference in height of middle part; And exist between pixel section to differ from 22 between the adjacent color resin figure 20, section differs from 22 and is the difference in height between the adjacent color resin figure 20 between this pixel.The angle section of color resin figure 20 differ from 21 and pixel between section differ from 22 and can exert an influence the arrangements of liquid crystal molecule, and then influence light through characteristic, thereby cause LCD light leakage phenomena to occur or display screen surface shows uneven phenomenon.
Summary of the invention
The invention provides a kind of colored filter and manufacture method thereof, show uneven phenomenon in order to light leakage phenomena or the display screen surface that solves the LCD appearance.
The embodiment of the invention provides a kind of manufacturing method of color filters, comprising:
On substrate, form resin bed with micropore;
Inject granules of pigments in the micropore of the assigned address in resin bed;
The granules of pigments that injects is solidificated in the assigned address of described resin bed, forms the resin figure with the assigned address in described resin bed.
The embodiment of the invention also provides a kind of colored filter, comprising:
Substrate;
Be formed at the resin bed on the described substrate, the assigned address in the described resin bed is formed with the resin figure.
In the colored filter of the embodiment of the invention, because the resin figure that forms is arranged in same resin bed, avoid the resin figure to occur existing between angle section difference and the different resin figure between pixel section poor, thereby avoided LCD light leak to occur or display screen surface shows uneven phenomenon.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The process flow diagram of a kind of manufacturing method of color filters that Fig. 1 provides for the embodiment of the invention one;
The process flow diagram of a kind of manufacturing method of color filters that Fig. 2 provides for the embodiment of the invention two;
Fig. 3 a is the synoptic diagram that forms resin bed in the embodiment of the invention two on substrate;
Fig. 3 b is the synoptic diagram that black pigment particles enters the micropore of resin bed in the embodiment of the invention two;
Fig. 3 c is the floor map of black matrix figure battery lead plate in the embodiment of the invention two;
Fig. 3 d is the synoptic diagram that the red pigment particle enters the micropore of resin bed in the embodiment of the invention two;
Fig. 3 e is the floor map of red resin pattern electrodes plate in the embodiment of the invention two;
Fig. 3 f is the synoptic diagram that green granules of pigments enters the micropore of resin bed in the embodiment of the invention two;
Fig. 3 g is the floor map of green resin pattern electrodes plate in the embodiment of the invention two;
Fig. 3 h is the synoptic diagram that the embodiment of the invention two Smalt granules of pigments enter the micropore of resin bed;
Fig. 3 i is the floor map of the embodiment of the invention two Smalt resin pattern electrodes plates;
Fig. 3 j is the synoptic diagram that forms the resin figure in the embodiment of the invention two;
Fig. 3 k is another floor map of red resin pattern electrodes plate in the embodiment of the invention two;
Fig. 4 is the structural representation of prior art colored filter.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The process flow diagram of a kind of manufacturing method of color filters that Fig. 1 provides for the embodiment of the invention one, as shown in Figure 1, this method comprises:
In the present embodiment, can the lower-molecular substance in the resin bed be extracted out, in resin bed, form micropore by resin bed is vacuumized processing.
Inject granules of pigments in the micropore of step 102, the assigned address in resin bed;
In the present embodiment, inject granules of pigments in the micropore of mask assigned address in resin bed that can be by being arranged at substrate top.This granules of pigments is used for forming the resin figure at the resin bed assigned address.
In the present embodiment, granules of pigments can comprise black pigment particles, red pigment particle, viridine green particle and blue pigment particle.Black pigment particles is used to form the black resin figure, and the red pigment particle is used to form the red resin figure, and the viridine green particle is used to form the green resin figure, and the blue pigment particle is used to form the blue resins figure.
When granules of pigments was black pigment particles, assigned address was for forming the position of black matrix figure; When granules of pigments was the red pigment particle, assigned address was for forming the position of red resin figure; When granules of pigments was the viridine green particle, assigned address was for forming the position of green resin figure; When granules of pigments was the blue pigment particle, assigned address was for forming the position of blue resins figure.
This step specifically can comprise: inject black pigment particles in the micropore of the position of the black matrix figure of formation in resin bed, in resin bed, inject the red pigment particle in the micropore of the position of formation red resin figure, in resin bed, form in the micropore of position of green resin figure and inject the viridine green particle, and in resin bed, form in the micropore of position of blue resins figure and inject the blue pigment particle.
In the present embodiment, owing to be to inject granules of pigments in same resin bed, therefore the granules of pigments that injects is arranged in same resin bed.
The black pigment particles of injecting is solidificated in the position that resin bed forms black matrix figure, forms black matrix figure with the position that in this resin bed, forms black matrix figure; The red pigment particle that injects is solidificated in the position that resin bed forms the red resin figure, forms the red resin figure with the position that in this resin bed, forms the red resin figure; The viridine green particle that injects is solidificated in the position that resin bed forms the green resin figure, forms the green resin figure with the position that in this resin bed, forms the green resin figure; And the blue pigment particle that injects is solidificated in the position that resin bed forms the blue resins figure, form the blue resins figure with the position that in this resin bed, forms the blue resins figure.
In the present embodiment, because the granules of pigments that injects is arranged in same resin bed, therefore the resin figure that forms also is arranged in same resin bed.
The manufacturing method of color filters that present embodiment provides, on substrate, form resin bed with micropore, inject granules of pigments in the micropore by assigned address in resin bed, the granules of pigments that injects is solidificated in the assigned address of resin bed, form the resin figure with the assigned address in this resin bed, because the resin figure that forms is arranged in same resin bed, it is poor to have avoided the resin figure section to occur occurring between angle section difference and the different resins figure between pixel, thereby has avoided LCD light leak to occur or display screen surface shows uneven phenomenon.
The process flow diagram of a kind of manufacturing method of color filters that Fig. 2 provides for the embodiment of the invention two, shown in 2, this method comprises:
Step 201, on substrate, form resin bed with micropore;
Fig. 3 a is the synoptic diagram that forms resin bed in the embodiment of the invention two on substrate, shown in Fig. 3 a, forms resin bed 2 on substrate 1, is formed with micropore on this resin bed 2.Particularly, on substrate 1, form resin bed 2; Resin bed 2 is vacuumized processing, the lower-molecular substance in the resin bed 2 is extracted out, in resin bed 2, form micropore, thereby form resin bed 2 with micropore.Resin bed 2 vacuumized to handle to be specifically as follows resin bed 2 is carried out low pressure vacuumize processing, vacuumize the force value that adopts when handling and to be 0.1Pa to 50Pa.
Step 202, below substrate, be provided with the battery lead plate of electric charge, the position of battery lead plate is corresponding to the position that forms the resin figure in the resin bed, mask is set above substrate, and electrostatic spraying device is arranged at the top of mask, electrostatic spraying device sprays granules of pigments to the resin bed that is provided with mask, this granules of pigments have with battery lead plate on the electric charge of opposite polarity, granules of pigments enters in the micropore of resin bed under the effect of battery lead plate;
In the present embodiment, the flat shape of battery lead plate is identical with the flat shape of resin figure.
In the present embodiment, the resin figure of formation can comprise black matrix figure, red resin figure, green resin figure and blue resins figure.Therefore the battery lead plate that is provided with can comprise black matrix figure battery lead plate, red resin pattern electrodes plate, green resin pattern electrodes plate and blue resins pattern electrodes plate, and the mask of setting can comprise black matrix figure mask, red resin pattern mask version, green resin pattern mask version and blue resins pattern mask version.
Step 202 specifically can comprise:
Step 2021, below substrate, be provided with the black matrix figure battery lead plate of electric charge, the position of black matrix figure battery lead plate is corresponding to the position that forms black matrix figure in the resin bed, black matrix figure mask is set above substrate, and electrostatic spraying device is arranged at the top of black matrix figure mask, electrostatic spraying device sprays black pigment particles to the resin bed that is provided with black matrix figure mask, this black pigment particles have with battery lead plate on the electric charge of opposite polarity, black pigment particles enters in the micropore of resin bed under the effect of black matrix figure battery lead plate;
Fig. 3 b is the synoptic diagram that black pigment particles enters the micropore of resin bed in the embodiment of the invention two, shown in Fig. 3 b, below substrate 1, be provided with the black matrix figure battery lead plate 3 of electric charge, have positive charge on the black matrix figure battery lead plate 3 in the present embodiment, the position of black matrix figure battery lead plate 3 is corresponding to the position that forms black matrix figure in the resin bed 2.Wherein, the flat shape of black matrix figure battery lead plate 3 can be identical with the flat shape of the black matrix figure that forms, Fig. 3 c is the floor map of black matrix figure battery lead plate in the embodiment of the invention two, shown in Fig. 3 c, the flat shape of black matrix figure battery lead plate 3 is identical with the flat shape of the black matrix figure of formation.Black matrix figure mask 4 is set above substrate 1, and this black matrix figure mask 4 is used to form black matrix figure, and the position of black matrix figure battery lead plate 3 is also corresponding to the complete printing opacity position on the black matrix figure mask 4.Electrostatic spraying device 5 is arranged at the top of black matrix figure mask 4.Electrostatic spraying device 5 sprays black pigment particles 6 to the resin bed 2 that is provided with black matrix figure mask 4, this black pigment particles 6 have with black matrix figure battery lead plate 3 on the electric charge of opposite polarity, black pigment particles 6 has negative charge in the present embodiment.Particularly, can realize spraying black pigment particles 6 by mobile electrostatic spraying device 5 to resin bed 2.Black pigment particles 6 enters in the micropore of resin bed 2 under the effect of black matrix figure battery lead plate 3, because black 3 charged polarity of matrix figure battery lead plate are opposite with 6 charged polarity of black pigment particles, by the principle that the charges of different polarity are inhaled mutually, the black pigment particles 6 that has negative charge under the effect of the positive charge of deceiving matrix figure battery lead plate 3 enters in the micropore of resin bed 2.
Step 2022, below substrate, be provided with the red resin pattern electrodes plate of electric charge, the position of red resin pattern electrodes plate is corresponding to the position that forms the red resin figure in the resin bed, red resin pattern mask version is set above substrate, and electrostatic spraying device is arranged at the top of red resin pattern mask version, electrostatic spraying device sprays the red pigment particle to the resin bed that is provided with red resin pattern mask version, this red pigment particle have with battery lead plate on the electric charge of opposite polarity, the red pigment particle enters in the micropore of resin bed under the effect of red resin pattern electrodes plate;
Fig. 3 d is the synoptic diagram that the red pigment particle enters the micropore of resin bed in the embodiment of the invention two, shown in Fig. 3 d, below substrate 1, be provided with the red resin pattern electrodes plate 7 of electric charge, have positive charge on the red resin pattern electrodes plate 7 in the present embodiment, the position of red resin pattern electrodes plate 7 is corresponding to the position that forms the red resin figure in the resin bed 2.Wherein, the flat shape of red resin pattern electrodes plate 7 can be identical with the flat shape of the red resin figure that forms, Fig. 3 e is the floor map of red resin pattern electrodes plate in the embodiment of the invention two, shown in Fig. 3 e, a plurality of red resin pattern electrodes plates 7 are arranged on dull and stereotyped 71, and the flat shape of red resin pattern electrodes plate 7 is identical with the flat shape of the red resin figure of formation.Red resin pattern mask version 8 is set above substrate 1, and this red resin pattern mask version 8 is used to form the red resin figure, and the position of red resin pattern electrodes plate 7 is also corresponding to the complete printing opacity position on the red resin pattern mask version 8.Electrostatic spraying device 5 is arranged at the top of red resin pattern mask version 8.Electrostatic spraying device 5 sprays red pigment particle 9 to the resin bed 2 that is provided with red resin pattern mask version 8, this red pigment particle 9 have with red resin pattern electrodes plate 7 on the electric charge of opposite polarity, red pigment particle 9 has negative charge in the present embodiment.Particularly, can realize spraying red pigment particle 9 by mobile electrostatic spraying device 5 to resin bed 2.Red pigment particle 9 enters in the micropore of resin bed 2 under the effect of red resin pattern electrodes plate 7, because 9 charged polarity of 7 charged polarity of red resin pattern electrodes plate and red pigment particle are opposite, the principle of inhaling mutually by the charges of different polarity, the red pigment particle 9 that has negative charge under the effect of the positive charge of red resin pattern electrodes plate 7 enters in the micropore of resin bed 2.
Step 2023, below substrate, be provided with the green resin pattern electrodes plate of electric charge, the position of chromoresin pattern electrodes plate is corresponding to the position that forms the green resin figure in the resin bed, green resin pattern mask version is set above substrate, and electrostatic spraying device is arranged at the top of green resin pattern mask version, electrostatic spraying device sprays the viridine green particle to the resin bed that is provided with green resin pattern mask version, this viridine green particle have with battery lead plate on the electric charge of opposite polarity, the viridine green particle enters in the micropore of resin bed under the effect of green resin pattern electrodes plate;
Fig. 3 f is the synoptic diagram that green granules of pigments enters the micropore of resin bed in the embodiment of the invention two, shown in Fig. 3 f, below substrate 1, be provided with the green resin pattern electrodes plate 10 of electric charge, have positive charge on the green resin pattern electrodes plate 10 in the present embodiment, the position of green resin pattern electrodes plate 10 is corresponding to the position that forms the green resin figure in the resin bed 2.Wherein, green resin pattern electrodes plate 10 is arranged on dull and stereotyped 101, the flat shape of green resin pattern electrodes plate 10 can be identical with the flat shape of the green resin figure that forms, Fig. 3 g is the floor map of green resin pattern electrodes plate in the embodiment of the invention two, shown in Fig. 3 g, a plurality of green resin pattern electrodes plates 10 are arranged on dull and stereotyped 101, and the flat shape of green resin pattern electrodes plate 10 is identical with the flat shape of the green resin figure of formation.Green resin pattern mask version 11 is set above substrate 1, and this green resin pattern mask version 11 is used to form the green resin figure, and the position of green resin pattern electrodes plate 10 is also corresponding to the complete printing opacity position on the green resin pattern mask version 11.Electrostatic spraying device 5 is arranged at the top of green resin pattern mask version 11.Electrostatic spraying device 5 sprays viridine green particle 12 to the resin bed 2 that is provided with green resin pattern mask version 11, this viridine green particle 12 have with green resin pattern electrodes plate 10 on the electric charge of opposite polarity, green granules of pigments 12 has negative charge in the present embodiment.Particularly, can realize spraying viridine green particle 12 by mobile electrostatic spraying device 5 to resin bed 2.Viridine green particle 12 enters in the micropore of resin bed 2 under the effect of green resin pattern electrodes plate 10, because 12 charged polarity of 10 charged polarity of green resin pattern electrodes plate and viridine green particle are opposite, the principle of inhaling mutually by the charges of different polarity, the viridine green particle 12 that has negative charge under the effect of the positive charge of green resin pattern electrodes plate 10 enters in the micropore of resin bed 2.
Step 2024, below substrate, be provided with the blue resins pattern electrodes plate of electric charge, the position of blue resins pattern electrodes plate is corresponding to the position that forms the blue resins figure in the resin bed, blue resins pattern mask version is set above substrate, and electrostatic spraying device is arranged at the top of blue resins pattern mask version, electrostatic spraying device sprays the blue pigment particle to the resin bed that is provided with blue resins pattern mask version, this blue pigment particle have with battery lead plate on the electric charge of opposite polarity, the blue pigment particle enters in the micropore of resin bed under the effect of blue resins pattern electrodes plate;
Fig. 3 h is the synoptic diagram that the embodiment of the invention two Smalt granules of pigments enter the micropore of resin bed, shown in Fig. 3 h, below substrate 1, be provided with the blue resins pattern electrodes plate 13 of electric charge, have positive charge on the present embodiment Smalt resin pattern electrodes plate 13, the position of blue resins pattern electrodes plate 13 is corresponding to the position that forms the blue resins figure in the resin bed 2.Wherein, the flat shape of blue resins pattern electrodes plate 13 can be identical with the flat shape of the blue resins figure that forms, blue resins pattern electrodes plate 13 is arranged on dull and stereotyped 131, Fig. 3 i is the floor map of the embodiment of the invention two Smalt resin pattern electrodes plates, shown in Fig. 3 i, a plurality of blue resins pattern electrodes plates 13 are arranged on dull and stereotyped 131, and the flat shape of blue resins pattern electrodes plate 13 is identical with the flat shape of the blue resins figure of formation.Blue resins pattern mask version 14 is set above substrate 1, and this blue resins pattern mask version 14 is used to form the blue resins figure, and the position of blue resins pattern electrodes plate 13 is also corresponding to the complete printing opacity position on the blue resins pattern mask version 14.Electrostatic spraying device 5 is arranged at the top of blue resins pattern mask version 14.Electrostatic spraying device 5 sprays blue pigment particle 15 to the resin bed 2 that is provided with blue resins pattern mask version 14, this blue pigment particle 15 have with blue resins pattern electrodes plate 13 on the electric charge of opposite polarity, present embodiment Smalt granules of pigments 15 has negative charge.Particularly, can realize spraying blue pigment particle 15 by mobile electrostatic spraying device 5 to resin bed 2.Blue pigment particle 15 enters in the micropore of resin bed 2 under the effect of blue resins pattern electrodes plate 13, because 15 charged polarity of 13 charged polarity of blue resins pattern electrodes plate and blue pigment particle are opposite, the principle of inhaling mutually by the charges of different polarity, the blue pigment particle 15 that has negative charge under the effect of the positive charge of blue resins pattern electrodes plate 13 enters in the micropore of resin bed 2.
Step 203, the granules of pigments that injects is solidificated in the assigned address of described resin bed, forms the resin figure with the assigned address in described resin bed;
Particularly, resin bed is carried out heat treated or optical processing, resin bed is melted; Again resin bed is carried out cooling processing, make the granules of pigments of injection be solidificated in the assigned address of this resin bed, form the resin figure with the assigned address in resin bed.Wherein, when resin bed was melted, the micropore that does not inject granules of pigments in the resin bed disappeared.
Fig. 3 j is the synoptic diagram that forms the resin figure in the embodiment of the invention two, shown in Fig. 3 j, can at first carry out heat treated or optical processing to resin bed, and resin bed is melted, and do not inject granules of pigments this moment in the resin bed micropore disappears.Again resin bed is carried out cooling processing, make black pigment particles be solidificated in the position of the black matrix figure of formation in the resin bed, deceive matrix figure 16 to form in the position that forms black matrix figure; Make the red pigment particle be solidificated in the position of the formation red resin figure in the resin bed, form red resin figure 17 with position at formation red resin figure; Make the viridine green particle be solidificated in the position of the formation green resin figure in the resin bed, form green resin figure 18 with position at formation green resin figure; And make the blue pigment particle be solidificated in the position of the formation blue resins figure in the resin bed, form blue resins figure 19 with position at formation blue resins figure.Thereby the formation colored filter, in the present embodiment, the colored filter of formation comprises black matrix figure 16, red resin figure 17, green resin figure 18 and blue resins figure 19.Only show a part of structure of colored filter among Fig. 3 j, all the other structures can be formed on the substrate 1 according to the series arrangement of black matrix figure 16, red resin figure 17, green resin figure 18 and blue resins figure 19, specifically no longer draw.
In the present embodiment, electrostatic spraying device can spray the granules of pigments of specific quantity to resin bed, and wherein specific quantity can be provided with according to the needs in the practical application.In the present embodiment, the diameter of micropore can be 100nm to 1000nm.
In the present embodiment, this battery lead plate can also be strip.Particularly, the width of the flat shape of this battery lead plate is identical with the width of the flat shape of resin figure, and the length of the flat shape of this battery lead plate is less than the length of the flat shape of resin figure.At this moment, electrostatic spraying device is arranged at the top of battery lead plate, then electrostatic spraying device sprays granules of pigments to resin bed and comprises: electrostatic spraying device and battery lead plate together move along the length direction of the flat shape of battery lead plate, and electrostatic spraying device sprays granules of pigments in moving process.
For example: the flat shape of red resin pattern electrodes plate 7, green resin pattern electrodes plate 10 and blue resins pattern electrodes plate 13 all can be strip.With red resin pattern electrodes plate 7 is example, Fig. 3 k is another floor map of red resin pattern electrodes plate in the embodiment of the invention two, shown in Fig. 3 k, a plurality of red resin pattern electrodes plates 7 are arranged on dull and stereotyped 71, and the flat shape of this red resin pattern electrodes plate 7 all is strip.The width d of the flat shape of this red resin pattern electrodes plate 7 is identical with the width of the flat shape of red resin figure, and the length 1 of the flat shape of this red resin pattern electrodes plate 7 is less than the length of the flat shape of red resin figure.When electrostatic spraying device when the resin bed that is provided with red resin figure mask sprays the red pigment particle, electrostatic spraying device can be arranged at the top of red resin pattern electrodes plate 7, electrostatic spraying device and red resin pattern electrodes plate 7 together move along length 1 direction of the flat shape of red resin pattern electrodes plate 7, electrostatic spraying device sprays the red pigment particle in moving process, the red pigment particle enters in the micropore of resin bed under the effect of red resin pattern electrodes plate 7, forms injection red pigment particle in the micropore of position of red resin figure to realize mode by scanning in resin bed.Follow-uply be solidificated in the position of the formation red resin figure of resin bed, form the red resin figure with the position that in this resin bed, forms the red resin figure by the red pigment particle that will inject.The description that is the green resin pattern electrodes plate 10 of strip and blue resins pattern electrodes plate 13 for flat shape can be the description of the red resin pattern electrodes plate 7 of strip to flat shape referring to above-mentioned, repeats no more herein.
In the present embodiment, black matrix figure, red resin figure, green resin figure and blue resins figure in the colored filter put in order and formation is a kind of example in proper order, can also change as required in actual applications to put in order and formation order.
The manufacturing method of color filters that present embodiment provides, on substrate, form resin bed with micropore, inject granules of pigments in the micropore by assigned address in resin bed, the granules of pigments that injects is solidificated in the assigned address of resin bed, form the resin figure with the assigned address in this resin bed, because the resin figure that forms all is arranged in same resin bed, it is poor to have avoided the resin figure section to occur occurring between angle section difference and the different resins figure between pixel, thereby has avoided LCD light leak to occur or display screen surface shows uneven phenomenon.
The embodiment of the invention also provides a kind of colored filter, and this colored filter comprises the resin bed on substrate and formation and the substrate, and the assigned address in this resin bed is formed with the resin figure.
In the present embodiment, different assigned addresses can form different resin figures in the same resin bed.Can form the various kinds of resin figure in the same resin bed.
Particularly, this assigned address comprises the position of position, the position that forms the red resin figure that forms black matrix figure, the position that forms the green resin figure and formation blue resins figure; When assigned address comprised the position that forms black matrix figure, the resin figure comprised the black matrix" figure; When assigned address comprised the position that forms the red resin figure, the resin figure comprised the red resin figure; When assigned address comprises the position that forms the green resin figure, the resin figure comprises the green resin figure; When assigned address comprises the position that forms the blue resins figure, the resin figure comprises the blue resins figure.The structure of colored filter can be shown in Fig. 3 f, particularly, the resin figure can comprise black matrix" figure, red resin figure, green resin figure or blue resins figure, colored filter in the present embodiment can adopt the method manufacturing among the foregoing description one or the embodiment two, specifically repeats no more.
In the colored filter of present embodiment, on substrate, be formed with resin bed, assigned address in this resin bed is formed with the resin figure, because the resin figure all is arranged in same resin bed, it is poor to have avoided the resin figure section to occur occurring between angle section difference and the different resin figure between pixel, thereby has avoided LCD light leak to occur or display screen surface shows uneven phenomenon.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (12)
1. a manufacturing method of color filters is characterized in that, comprising:
On substrate, form resin bed with micropore;
Inject granules of pigments in the micropore of the assigned address in resin bed;
The granules of pigments that injects is solidificated in the assigned address of described resin bed, forms the resin figure with the assigned address in described resin bed.
2. method according to claim 1 is characterized in that, the described resin bed with micropore that forms on substrate comprises:
On substrate, form resin bed;
Described resin bed is vacuumized processing, the lower-molecular substance in the described resin bed is extracted out, in described resin bed, form micropore.
3. method according to claim 2 is characterized in that, vacuumizes the force value that adopts when handling and comprises 0.1Pa to 50Pa.
4. method according to claim 1 is characterized in that, injects granules of pigments in the micropore of described assigned address in resin bed and comprises:
Below described substrate, be provided with the battery lead plate of electric charge, the position of described battery lead plate is corresponding to the position that forms the resin figure in the described resin bed, mask is set above described substrate, and electrostatic spraying device is arranged at the top of described mask, described electrostatic spraying device sprays described granules of pigments to described resin bed, described granules of pigments has the electric charge of the opposite polarity that has with described battery lead plate, and described granules of pigments enters in the described micropore under the effect of described battery lead plate.
5. described method according to claim 4 is characterized in that, described electrostatic spraying device sprays described granules of pigments to described resin bed and specifically comprises:
Described electrostatic spraying device sprays the granules of pigments of specific quantity to described resin bed.
6. method according to claim 4 is characterized in that, the flat shape of described battery lead plate is identical with the flat shape of described resin figure.
7. method according to claim 4 is characterized in that, the width of the flat shape of described battery lead plate is identical with the width of the flat shape of described resin figure, and the length of the flat shape of described battery lead plate is less than the length of the flat shape of described resin figure; Described electrostatic spraying device is arranged at the top of described battery lead plate;
Described electrostatic spraying device sprays described granules of pigments to described resin bed and comprises: described electrostatic spraying device and described battery lead plate together move along the length direction of the flat shape of described battery lead plate, and described electrostatic spraying device sprays granules of pigments in moving process.
8. method according to claim 1 is characterized in that, described granules of pigments with injection is solidificated in the assigned address of described resin bed, forms the resin figure with the assigned address in described resin bed and comprises:
Described resin bed is carried out heat treated or optical processing, described resin bed is melted;
Described resin bed is carried out cooling processing, make the granules of pigments of injection be solidificated in the assigned address of described resin bed, form the resin figure with the assigned address in described resin bed.
9. according to the arbitrary described method of claim 1 to 8, it is characterized in that the diameter of described micropore comprises 100nm to 1000nm.
10. method according to claim 1, it is characterized in that, described granules of pigments comprises black pigment particles, red pigment particle, viridine green particle and blue pigment particle, and described assigned address comprises the position of position, the position that forms the red resin figure that forms black matrix figure, the position that forms the green resin figure and formation blue resins figure;
Injecting granules of pigments in the micropore of described assigned address in resin bed comprises: the micropore that forms the position of black matrix figure to resin bed injects black pigment particles, in resin bed, inject the red pigment particle in the micropore of the position of formation red resin figure, the micropore injection blue pigment particle that in resin bed, injects the viridine green particle in the micropore of the position of formation green resin figure and form the position of blue resins figure to resin bed;
The described assigned address that the granules of pigments that injects is solidificated in described resin bed, forming the resin figure with the assigned address in described resin bed comprises: the black pigment particles of injecting is solidificated in the position that resin bed forms black matrix figure, forms black matrix figure with the position that forms black matrix figure in this resin bed; The red pigment particle that injects is solidificated in the position that resin bed forms the red resin figure, forms the red resin figure with the position that in this resin bed, forms the red resin figure; The viridine green particle that injects is solidificated in the position that resin bed forms the green resin figure, forms the green resin figure with the position that in this resin bed, forms the green resin figure; And the blue pigment particle that injects is solidificated in the position that resin bed forms the blue resins figure, form the blue resins figure with the position that in this resin bed, forms the blue resins figure.
11. a colored filter is characterized in that, comprising:
Substrate;
Be formed at the resin bed on the described substrate, the assigned address in the described resin bed is formed with the resin figure.
12. colored filter according to claim 11 is characterized in that, described assigned address comprises the position of position, the position that forms the red resin figure that forms black matrix figure, the position that forms the green resin figure and formation blue resins figure;
When described assigned address comprised the position that forms black matrix figure, described resin figure comprised the black matrix" figure; When described assigned address comprised the position that forms the red resin figure, described resin figure comprised the red resin figure; When described assigned address comprises the position that forms the green resin figure, described resin figure comprises the green resin figure; When described assigned address comprises the position that forms the blue resins figure, described resin figure comprises the blue resins figure.
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| CN201010100352.6A CN102135634B (en) | 2010-01-22 | 2010-01-22 | Color filter and manufacturing method thereof |
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| CN201010100352.6A CN102135634B (en) | 2010-01-22 | 2010-01-22 | Color filter and manufacturing method thereof |
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| CN102135634A true CN102135634A (en) | 2011-07-27 |
| CN102135634B CN102135634B (en) | 2014-10-29 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102866531A (en) * | 2012-04-01 | 2013-01-09 | 京东方科技集团股份有限公司 | Color filter, manufacturing method thereof, liquid crystal display panel and display device |
| WO2013143293A1 (en) * | 2012-03-26 | 2013-10-03 | 京东方科技集团股份有限公司 | Manufacturing method and template of color filters |
| CN105467664A (en) * | 2016-01-13 | 2016-04-06 | 深圳市华星光电技术有限公司 | Making method for color filter, color filter, display panel and displayer |
| CN105892143A (en) * | 2016-06-29 | 2016-08-24 | 武汉华星光电技术有限公司 | Colored membrane substrate and display device |
| CN106932847A (en) * | 2017-03-27 | 2017-07-07 | 友达光电股份有限公司 | Manufacturing method of color filter element and active element substrate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5218472A (en) * | 1989-03-22 | 1993-06-08 | Alcan International Limited | Optical interference structures incorporating porous films |
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2010
- 2010-01-22 CN CN201010100352.6A patent/CN102135634B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013143293A1 (en) * | 2012-03-26 | 2013-10-03 | 京东方科技集团股份有限公司 | Manufacturing method and template of color filters |
| US9188719B2 (en) | 2012-03-26 | 2015-11-17 | Boe Technology Group Co., Ltd. | Manufacturing method and template of color filters |
| CN102866531A (en) * | 2012-04-01 | 2013-01-09 | 京东方科技集团股份有限公司 | Color filter, manufacturing method thereof, liquid crystal display panel and display device |
| CN102866531B (en) * | 2012-04-01 | 2015-09-02 | 京东方科技集团股份有限公司 | A kind of colored filter and preparation method thereof, display panels and display device |
| CN105467664A (en) * | 2016-01-13 | 2016-04-06 | 深圳市华星光电技术有限公司 | Making method for color filter, color filter, display panel and displayer |
| CN105892143A (en) * | 2016-06-29 | 2016-08-24 | 武汉华星光电技术有限公司 | Colored membrane substrate and display device |
| US10108043B2 (en) * | 2016-06-29 | 2018-10-23 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Color filter substrate and display device |
| CN106932847A (en) * | 2017-03-27 | 2017-07-07 | 友达光电股份有限公司 | Manufacturing method of color filter element and active element substrate |
| CN106932847B (en) * | 2017-03-27 | 2019-06-04 | 友达光电股份有限公司 | Manufacturing method of color filter element and active element substrate |
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|---|---|
| CN102135634B (en) | 2014-10-29 |
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