CN100381285C - Ink jet device, color filter base plate and the producing method - Google Patents
Ink jet device, color filter base plate and the producing method Download PDFInfo
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- CN100381285C CN100381285C CNB2004100964431A CN200410096443A CN100381285C CN 100381285 C CN100381285 C CN 100381285C CN B2004100964431 A CNB2004100964431 A CN B2004100964431A CN 200410096443 A CN200410096443 A CN 200410096443A CN 100381285 C CN100381285 C CN 100381285C
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Abstract
The present invention relates to an ink-jet device which comprises an ink storing trough, an ink-jet head and a first magnetic field applying device, wherein the ink storing trough is suitable for storing ink, and the ink is mixed with magnetic particles. In addition, the ink-jet head which is provided with a nozzle and an actuator is connected with the ink storing trough, wherein the actuator drives the ink to be ejected from the nozzle. In addition, the first magnetic field applying device is arranged at the periphery of the nozzle of the ink-jet head so that the ink can be intensively ejected from the nozzle, and thus, the ink-jet device has good ink-jet accuracy. In addition, the present invention also discloses a color filter base plate and a making method thereof.
Description
Technical field
The invention relates to a kind of ink discharge device and colored optical filtering substrates and manufacture method thereof, and particularly use the ink discharge device of magnetic field control and the invention of colored optical filtering substrates and manufacture method thereof about a kind of.
Background technology
The manufacturing process of colored optical filtering substrates adopts ink-jet technology or photomicrography technology to finish at present.Above-mentioned ink-jet technology is with ink pressurization or heating, makes it produce instantaneous pressure, and forces nozzle (nozzle) ejection of ink from ink gun (printer head), and wherein the ink of ejection forms ink droplet, and is attached to the surface of substrate.The ink that nozzle sprayed that it should be noted that traditional ink discharge device produces main drop and satellite droplet (satellite droplet) through regular meeting, and because main drop has the different of a little with the drop point of satellite droplet.With regard to the manufacturing process of colored optical filtering substrates, if the ink that nozzle sprayed can't drop on predetermined sub-pix zone position, and drop on the black matrix (black matrix), then each sub-pix district of colored optical filtering substrates just might produce the phenomenon of colour mixture, makes the color saturation (color saturation) of colored optical filtering substrates descend.
Summary of the invention
In view of this, purpose of the present invention just provides a kind of ink discharge device, to improve the existing satellite droplet phenomenon of traditional ink discharge device.
The present invention proposes a kind of ink discharge device, comprises ink duct (ink tank), ink gun and first magnetic field applicator.Wherein, ink duct is in order to storage ink, and ink is mixed with a plurality of magnetic particles (magnetic particle).In addition, ink gun is connected with ink duct, and ink gun has nozzle and actuator (actuator), and wherein actuator orders about ink and sprays from nozzle.In addition, first magnetic field applicator is arranged at around the nozzle of ink gun, so that the ink that nozzle sprayed can be concentrated ejection.
According to preferred embodiment of the present invention, above-mentioned magnetic particle for example is antimagnetic material (diamagnetic material), paramagnetic material (paramagneticmaterial) or ferrite magnetic material (ferromagnetic material).In addition, these magnetic particles for example are nano particle (nano-particle).
According to preferred embodiment of the present invention, the first above-mentioned magnetic field applicator for example is electromagnet (electromagnet) or permanent magnet (permanent magnet).
According to preferred embodiment of the present invention, above-mentioned ink discharge device also comprises second magnetic field applicator, is arranged in the ink gun, with the flow velocity of control ink.In addition, second magnetic field applicator for example is an electromagnet.
According to preferred embodiment of the present invention, above-mentioned actuator for example is heating (electrothermal element) or piezoelectric element (piezoelectricelement).
Based on above-mentioned explanation, in the present invention's ink discharge device, magnetic field applicator is arranged near the spray orifice of ink gun, and is mixed with magnetic particle in the ink, therefore when using this ink discharge device to carry out ink-jet, can so that ink concentrate and spray thereby have a preferable ink-jet accuracy.In addition, the colored optical filtering substrates that uses this ink discharge device and formed has higher color saturation.
State with other purpose, feature and advantage and can become apparent on the present invention for allowing, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Figure 1A is the structural representation according to the ink discharge device of a preferred embodiment of the present invention.
Figure 1B is the structural representation according to the ink discharge device of another preferred embodiment of the present invention.
Fig. 2 A is the schematic diagram according to the manufacture method of the colored optical filtering substrates of a preferred embodiment of the present invention.
Fig. 2 B is the schematic diagram according to the manufacture method of the colored optical filtering substrates of another preferred embodiment of the present invention.
Fig. 2 C is the schematic diagram according to the manufacture method of the colored optical filtering substrates of the another preferred embodiment of the present invention.
The specific embodiment
For ease of explanation, provide main element explanation in the accompanying drawing of the present invention at this, as follows:
100,200: ink discharge device
110: ink duct
112: ink
114,522: magnetic particle
120: ink gun
122: nozzle
130: the first magnetic field applicators
240: the second magnetic field applicators
300,400,500: colored optical filtering substrates
310: substrate
310a: sub-pix district
320,520: black matrix
330: color lump
422: magnetic material layer
Figure 1A is the structural representation according to the ink discharge device of a preferred embodiment of the present invention.Please refer to Figure 1A, ink discharge device 100 comprises ink duct 110, ink gun 120 and first magnetic field applicator 130.Wherein, ink duct is in order to storage ink 112, and ink 112 is mixed with magnetic particle 114.In one embodiment, magnetic particle 114 for example is antimagnetic material, paramagnetic material, ferrite magnetic material or other material that can be magnetized, and wherein ferrite magnetic material for example is iron, cobalt and nickel.In addition, these magnetic particles 114 for example are nano particles.
First magnetic field applicator 130 is arranged at around the nozzle 122 of ink gun 120, and first magnetic field applicator 130 is adapted such that the ink 112 that nozzle 122 sprayed concentrates, and wherein first magnetic field applicator 130 for example is electromagnet (as shown in Figure 1), permanent magnet or other can produce the device in magnetic field.More specifically, because ink 112 is mixed with magnetic particle 114, therefore the magnetic field that applied of first magnetic field applicator 130 can make the ejection that ink 112 can be concentrated.In other words, the ink 112 that nozzle 122 sprayed is difficult for scattering and forms the phenomenon of satellite droplet, so the present invention's ink discharge device 100 has preferable ink-jet effect.
Figure 1B is the structural representation according to the ink discharge device of another preferred embodiment of the present invention.Please refer to Figure 1B, hold within shown in Figure 1B with shown in Figure 1A within hold similarly, its difference is: the ink discharge device 200 shown in Figure 1B also comprises second magnetic field applicator 240, is arranged in the ink gun 120, to control the flow velocity of ink 112.In one embodiment, second magnetic field applicator 240 for example is an electromagnet.More specifically, utilize alternating current to control the magnetic field that second magnetic field applicator 240 is produced, so that the mobile acceleration of ink 112 or slow down.In other words, use second magnetic field applicator 240 just can further control the quantity of ink that ink discharge device 200 is sprayed.In addition, second magnetic field applicator 240 also makes ink discharge device 200 be not easy to produce phenomenon of blocking.What deserves to be mentioned is that the present invention's ink discharge device 200 can be applicable to the manufacture process of colored optical filtering substrates, describe in detail as after.
Fig. 2 A is the schematic diagram according to the manufacture method of the colored optical filtering substrates of a preferred embodiment of the present invention.Please refer to Fig. 2 A, the manufacture method of colored optical filtering substrates comprises the following steps.At first, provide substrate 310 and above-mentioned ink discharge device 200.Then, on substrate 310, form black matrix 320, and black matrix 320 defines a plurality of sub-pixs district 310a on substrate 310.In one embodiment, the method that forms black matrix 320 for example is to deceive resin bed (not expressing among the figure) at substrate 310 up one-tenth earlier, carries out photomicrography technology afterwards to define black matrix 320.Then, use previous described ink discharge device 200, ink 112 is sprayed in these sub-pix districts 310a, particularly ink 112 be mixed with magnetic particle 114.Afterwards, carry out hot baking procedure, in respectively at these sub-pix districts 310a, forming color lump 330, and then finish the manufacturing process of colored optical filtering substrates 300.In one embodiment, above-mentioned ink for example comprises red ink, green ink and blue ink, and therefore the color lump that is formed after baking for example comprises red optical filtering color lump, green optical filtering color lump and blue optical filtering color lump.
Because the ink 112 of the ejection that use the present invention's ink discharge device 200 can make is difficult for forming the satellite droplet phenomenon, therefore ink 112 can drop in each sub-pix district 310a more exactly, and can not drop on the black matrix 320, thereby cause the mixed color phenomenon in contiguous sub-pix district, so the present invention's colored optical filtering substrates 300 has preferable quality.In addition, if magnetic particle 114 is to adopt nano particle, magnetic particle 114 is for the influence of the light transmittance of colored optical filtering substrates 300 or other optical property and little.It should be noted that the present invention does not limit the colored optical filtering substrates 300 that this kind have magnetic particle 114 and must use above-mentioned ink discharge device 200 or 100 to make.
Fig. 2 B is the schematic diagram according to the manufacture method of the colored optical filtering substrates of another preferred embodiment of the present invention.Please refer to Fig. 2 B, hold similar within Fig. 2 B to appearance within Fig. 2 A, its difference is: in order to make the color lump 330 of colored optical filtering substrates 400 be difficult for producing the phenomenon of colour mixture, after forming black matrix 320 with before formation color lump 330, also form magnetic material layer 422 on the surface of black matrix 320, wherein the magnetic material 114 in the magnetic of magnetic material layer 422 and the ink is inequality.
In one embodiment, if magnetic material 114 is to use paramagnetic material or ferrite magnetic material, then magnetic material layer 422 uses antimagnetic material.Antimagnetic material for example is graphite, lead or other diamagnetism material, and paramagnetic material for example is the inferior nickel of copper chloride or sulfuric acid, and ferrite magnetic material for example is iron, cobalt and nickel.In other words, the magnetic of magnetic material 114 is different with the magnetic of magnetic material layer 422, and the ink 112 that therefore contains magnetic particle 114 is difficult for dropping on the magnetic material layer 422, thereby can improve the phenomenon of the colour mixture of colored optical filtering substrates 400.In addition, the method that forms magnetic material layer 422 in the surface of black matrix 320 for example is to form material layer (not expressing among the figure) afterwards on the surface of black matrix 320 with vapour deposition method (evaporation process) or sputtering method (sputtering process) earlier, again this material layer is magnetized into magnetic material layer 422.
Fig. 2 C is the schematic diagram according to the manufacture method of the colored optical filtering substrates of the another preferred embodiment of the present invention.Please refer to Fig. 2 C, hold similar within Fig. 2 C to appearance within Fig. 2 B, its difference is: in order to simplify the manufacturing process of colored optical filtering substrates 500, the mode that forms black matrix 520 for example is to form the black matrix 520 that is mixed with magnetic particle 522, and wherein the magnetic material 114 in the magnetic of magnetic particle 522 and the ink is inequality.In addition, magnetic particle 522 for example is a nano particle.Magnetic that it should be noted that magnetic particle 114 is different with the magnetic of magnetic particle 522, and the ink 112 that therefore contains magnetic particle 114 is difficult for dropping on the black matrix 520.What deserves to be mentioned is that the present invention's ink discharge device 100 and 200 is not limited to only can be applied to the colored optical filtering substrates manufacturing process, also can be applicable in other manufacturing process that need adopt ink-jet technology.
In sum, in the present invention's ink discharge device, magnetic field applicator is arranged near the spray orifice of ink gun, and arranges in pairs or groups and use the ink that is mixed with magnetic particle, so the present invention's the ink that ink discharge device sprayed is comparatively concentrated, to improve the phenomenon of satellite droplet.
In addition, the present invention's ink discharge device also utilizes magnetic field applicator control to be mixed with the flow velocity and the flow of the ink of magnetic particle, and its result not only can improve the ink-jet effect, also can improve the ink phenomenon of blocking.
In addition, when the present invention's ink discharge device was applied to the manufacture process of colored optical filtering substrates, because the ink that ink discharge device sprayed is comparatively concentrated, therefore the colored optical filtering substrates that manufactures had higher color saturation.
Though the present invention with preferred embodiment openly as above; right its is not in order to limit the present invention; the ordinary skill of any technical field that the present invention belongs to; in thought that does not break away from the present invention and scope; when can doing a little change and improvement, so the present invention's protection domain is as the criterion when looking claims person of defining.
Claims (8)
1. ink discharge device is characterized in that comprising:
Ink duct in order to storage ink, and is mixed with a plurality of magnetic particles in this ink;
Ink gun is connected with this ink duct, and this ink gun has nozzle and actuator, and wherein this actuator orders about this ink from this nozzle ejection; And
First magnetic field applicator is arranged at around this nozzle of this ink gun, so that this ink that this nozzle sprayed can be concentrated ejection.
2. the ink discharge device according to claim 1 is characterized in that above-mentioned these magnetic particles comprise antimagnetic material, paramagnetic material or ferrite magnetic material.
3. the ink discharge device according to claim 2 is characterized in that above-mentioned these magnetic particles are nano particle.
4. the ink discharge device according to claim 1 is characterized in that this first magnetic field applicator comprises electromagnet or permanent magnet.
5. the ink discharge device according to claim 1 is characterized in that also comprising second magnetic field applicator, is arranged in this ink gun, to control the flow velocity of this ink.
6. the ink discharge device according to claim 5 is characterized in that this second magnetic field applicator comprises electromagnet.
7. the ink discharge device according to claim 1 is characterized in that this actuator is a heating.
8. the ink discharge device according to claim 1 is characterized in that this actuator is a piezoelectric element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100964431A CN100381285C (en) | 2004-12-01 | 2004-12-01 | Ink jet device, color filter base plate and the producing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100964431A CN100381285C (en) | 2004-12-01 | 2004-12-01 | Ink jet device, color filter base plate and the producing method |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100815666A Division CN101231415B (en) | 2004-12-01 | 2004-12-01 | Colorful light filtering substrate and manufacturing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN1781706A CN1781706A (en) | 2006-06-07 |
| CN100381285C true CN100381285C (en) | 2008-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2004100964431A Expired - Fee Related CN100381285C (en) | 2004-12-01 | 2004-12-01 | Ink jet device, color filter base plate and the producing method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108107625A (en) * | 2018-01-10 | 2018-06-01 | 深圳市华星光电技术有限公司 | The production method of color membrane substrates |
| CN110834475A (en) * | 2019-06-12 | 2020-02-25 | 上海麟多祈化工科技有限公司 | Magnetic control anti-counterfeiting digital nozzle device and using method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4027309A (en) * | 1976-04-28 | 1977-05-31 | International Business Machines Corporation | Ink jet printer apparatus and method of printing |
| JPS57210867A (en) * | 1981-06-20 | 1982-12-24 | Ricoh Co Ltd | Magnetic ink jet recorder |
| JPS61273968A (en) * | 1985-05-29 | 1986-12-04 | Seiko Epson Corp | Laser beam printer |
| JPH05212868A (en) * | 1992-02-06 | 1993-08-24 | Seiko Instr Inc | Recording apparatus |
| JPH05286138A (en) * | 1992-04-09 | 1993-11-02 | Japan Steel Works Ltd:The | Printing method of printer and printing ink |
| JPH05309837A (en) * | 1992-05-07 | 1993-11-22 | Murata Mach Ltd | Ink jet recorder |
-
2004
- 2004-12-01 CN CNB2004100964431A patent/CN100381285C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4027309A (en) * | 1976-04-28 | 1977-05-31 | International Business Machines Corporation | Ink jet printer apparatus and method of printing |
| JPS57210867A (en) * | 1981-06-20 | 1982-12-24 | Ricoh Co Ltd | Magnetic ink jet recorder |
| JPS61273968A (en) * | 1985-05-29 | 1986-12-04 | Seiko Epson Corp | Laser beam printer |
| JPH05212868A (en) * | 1992-02-06 | 1993-08-24 | Seiko Instr Inc | Recording apparatus |
| JPH05286138A (en) * | 1992-04-09 | 1993-11-02 | Japan Steel Works Ltd:The | Printing method of printer and printing ink |
| JPH05309837A (en) * | 1992-05-07 | 1993-11-22 | Murata Mach Ltd | Ink jet recorder |
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| CN1781706A (en) | 2006-06-07 |
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Granted publication date: 20080416 Termination date: 20191201 |