CN1801449A - Plane luminous display with high-colority contrast structure and its making process - Google Patents
Plane luminous display with high-colority contrast structure and its making process Download PDFInfo
- Publication number
- CN1801449A CN1801449A CN 200510048407 CN200510048407A CN1801449A CN 1801449 A CN1801449 A CN 1801449A CN 200510048407 CN200510048407 CN 200510048407 CN 200510048407 A CN200510048407 A CN 200510048407A CN 1801449 A CN1801449 A CN 1801449A
- Authority
- CN
- China
- Prior art keywords
- filter layer
- layer
- green
- glass
- high chroma
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
Abstract
The invention relates to a plane display device with high color contrast structure, which comprises: an anode substrate glass with prepared fluorescent powder layer, supporting wall structure and accessory air-detrainer element; a cathode substrate glass with a cathode conductive bar and printed nano carbon tube cathode to control grid for electron emission, and sealed vacuum cavity composed of glass. Wherein, arranging a high color contrast structure on anode plate. This invention has simple manufacture process with low cost and high yield and well reliability.
Description
Technical field
The invention belongs to the mutual crossing domain of nanoscale science and technology, vacuum science technology, Display Technique and microelectronics science and technology, relate to the making of dull and stereotyped field emission light-emitting display device, specially refer to the content of element manufacturing aspect of the panel field emission display of carbon nanotube cathod, specially refer to the manufacture craft that has high chroma contrast field emission flat panel display device structure, carbon nanotube cathod.
Background technology
At present, people rely on the display device of certain form to exchange mutually with various instrument and meter equipment, various indicating devices from the aircraft instrument panel, various information dial gauges on the passenger train, to the high definition sharpness screen of high-end notebook PC, flat-panel monitor is the most basic display device in these equipment.For the panel field emission display spare that utilizes carbon nano-tube as negative electrode, the height of image quality is one of key technical index of integral display spare making success or not.The quality of display image is the notion of a macroscopic view, wherein include display resolution, show contrast, show a plurality of technical indicators such as colourity, display gray scale that the demonstration contrast of display image and demonstration colourity then are the indexs of the outbalance of image quality.Show that colourity is very crucial to the influence of visual effect, in digital image processing field, the colourity sampling is meant that using than monochrome information is that low resolution is represented chrominance information when presentation video.When Analog Component Video is carried out digital sampling, generally can use the colourity sampling.
Because human eye is to the too late susceptibility to display brightness of the susceptibility of colourity, the chromatic component of image does not need the definition identical with luminance component, so many video systems are carried out the sampling of lower resolution on the aberration channel.The sampling rate of video system is represented with three a fens ratio usually.First value is the quantity of luminance component sample, and latter two value is the quantity of two color component samples.When the movement images quality, the ratio between these three values is only of paramount importance.In the middle of present flat-panel display device is made, nearly all be to adopt the manufacture craft of the display image of 2:2:2 color to make anode, be because such technology is more short and sweet, but but can not produce high-quality display image, and its colourity also is very poor, and this is the demonstration problem that the researcher need solve.
Aspect contrast adjustment, high-contrast needs more black black and brighter white, and the variation of black is vital for the change of high-contrast.Can further increase the black level of display by reducing reflection, use the plate glass of low-transmittance can increase the contrast of display image, but also weakened the high brightness of display image simultaneously.To this, in the middle of the carbon nano-tube flat-panel display device, go back the effective solution of neither one.
In addition, not influencing as far as possible under the prerequisite of image quality, also need further to reduce the cost of manufacture of flat device; When can carrying out large-area element manufacturing, it is complicated to need also to make that device fabrication processes avoids, and helps carrying out business-like large-scale production.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art and field emission flat panel display device and the manufacture craft thereof that a kind of manufacturing process is with low cost, simple in structure, make rate of finished products height, the reliable and stable carbon nanotube cathod that has high chroma contrast structure be provided.
The object of the present invention is achieved like this: comprise by anode substrate glass, cathode substrate glass and all around glass enclose the sealed vacuum chamber that frame constitutes; The cathode substrate carbon nanotube cathod that negative electrode bus and printing are arranged on glass; Be used to control the control grid of electronics emission; Anode substrate phosphor powder layer and the high chroma contrast structure that preparation is arranged on glass; Supporting wall structure and attached getter element thereof is characterized in that: high chroma contrast structure is installed on anode plate.Make high chroma contrast structure, wherein adopted filter layer to increase the high-contrast of display image, adopted 4:2:2 colourity sampling rate to increase the colourity of display image.Further improve the quality of display image, reduce the element manufacturing cost, improve the stability of element manufacturing.
The fixed position of the high chroma contrast structure among the present invention is for being fixed on the anode plate; The backing material of the high chroma contrast structure among the present invention be large-scale, have quite good thermal endurance and operability, a High Performance Insulation material with low cost; The backing material of the high chroma high-contrast structures in this law is a glass, as soda-lime glass, Pyrex; The backing material filter layer that prepared on glass in the high chroma contrast structure among the present invention is used for filtering; Need three primary colors are prepared different filter layers respectively in the high chroma contrast structure among the present invention, promptly prepare red filter layer, prepare green filter layer, prepare blue color filter layer for blueness for green for redness; Trichromatic each filter layer lays respectively at different positions in the high chroma contrast structure among the present invention, does not exert an influence mutually; Keep apart mutually with insulating barrier between the filter layer in the high chroma contrast structure among the present invention; Insulating barrier in the high chroma contrast structure among the present invention can be the insulation paste layer, also can be silicon dioxide layer; Filter layer in the high chroma contrast structure among the present invention puts in order corresponding one by one with the phosphor powder layer of printing; Dorsal part preparation at filter layer in the high chroma contrast structure among the present invention has tin indium oxide rete; Tin indium oxide rete in the high chroma contrast structure among the present invention will form certain pattern, is to finish in conjunction with conventional photoetching process; Need be on tin indium oxide rete in the high chroma contrast structure among the present invention the printing phosphor powder layer; Phosphor powder layer in the high chroma contrast structure among the present invention is divided into three kinds of different colors, and is promptly red, green and blue; The structure of the phosphor powder layer in the high chroma contrast structure among the present invention is square; Square phosphor powder layer in the high chroma contrast structure among the present invention is arranged in this order, promptly to arrange the square structure of another color at four drift angle places of the square structure of a certain color, to arrange the square structure of the third color in the outside of four edges, form the high-quality colourity sampling rate structure of 4:2:2 like this.
High chroma contrast structure among the present invention is made of anode substrate glass, red filter layer, blue color filter layer, green filter layer, anodized insulation layer, anode conducting bar, red fluorescence bisque, green phosphor layer, blue phosphor layer, and adopts following technology to make:
1) making of anode substrate glass: the dull and stereotyped soda-lime glass of integral body is carried out cutting, form anode substrate glass;
2) preparation of red filter layer: the red filter coating of dorsal part compacting last layer at anode substrate glass forms red filter layer; Red filter layer only can allow red light see through, to then all absorptions of light of all the other colors; Utilize ultraviolet light as light source, red filter coating is carried out illumination; Develop with clear water;
3) preparation of blue color filter layer: the blue filter coating of dorsal part compacting last layer at anode substrate glass forms blue color filter layer; Blue color filter layer only can allow blue light see through, to then all absorptions of light of all the other colors; Utilize ultraviolet light as light source, blue filter coating is carried out illumination; Develop with clear water;
4) preparation of green filter layer: the dorsal part compacting last layer green filter film at anode substrate glass forms green green glow layer; Green filter layer only can allow green light see through, to then all absorptions of light of all the other colors; Utilize ultraviolet light as light source, green filter film is carried out illumination; Develop with clear water;
5) preparation of anodized insulation layer:,, form the anodized insulation layer at anode substrate printing insulation paste on glass in conjunction with silk-screen printing technique; The vacant position of anodized insulation layer between red filter layer, green filter layer, blue color filter layer keeps apart the three mutually; Through overbaking (baking temperature: 120 ℃, retention time: 10 minutes) afterwards, be placed on and carry out high temperature sintering (sintering temperature: 585 ℃, retention time: 10 minutes) in the sintering furnace.
6) making of anode conducting bar: at anode substrate evaporation one deck on glass tin indium oxide rete; In conjunction with conventional photoetching process, tin indium oxide rete is carried out etching, form the anode conducting bar; Require the anode conducting bar will cover filter layer;
7) preparation of red fluorescence bisque:, the red fluorescence powder preparation on red filter layer, is formed the red fluorescence bisque in conjunction with silk-screen printing technique; Be placed on and toast in the middle of the baking oven (baking temperature: 120 ℃, the retention time: 12 minutes), the organic solvent in the fluorescent powder paste material is thoroughly vapored away;
8) preparation of green phosphor layer:, the green emitting phosphor preparation on green filter layer, is formed green phosphor layer in conjunction with silk-screen printing technique; Be placed on and toast in the middle of the baking oven (baking temperature: 120 ℃, the retention time: 12 minutes), the organic solvent in the fluorescent powder paste material is thoroughly vapored away;
9) preparation of blue phosphor layer:, the blue colour fluorescent powder preparation on blue color filter layer, is formed blue phosphor layer in conjunction with silk-screen printing technique; Be placed on and toast in the middle of the baking oven (baking temperature: 120 ℃, the retention time: 12 minutes), the organic solvent in the fluorescent powder paste material is thoroughly vapored away;
10) clean of glass surface: whole glass surface is carried out clean, remove dust and impurity.
Having high chroma contrast field-emitter display structure, carbon nanotube cathod among the present invention makes according to following technology:
1, the making of cathode substrate glass: bulk substrate is carried out cutting, form cathode substrate;
2, the making of negative electrode bus: on cathode substrate, prepare tin indium oxide rete; In conjunction with conventional photoetching process, tin indium oxide rete is carried out etching, form the negative electrode bus;
3, the making of cathode insulation separator: in conjunction with silk-screen printing technique, it is on glass that insulation paste is printed on cathode substrate, forms the cathode insulation separator; Through overbaking (baking temperature: 120 ℃, retention time: 10 minutes) afterwards, be placed on and carry out high temperature sintering (sintering temperature: 585 ℃, retention time: 10 minutes) in the sintering furnace.Require the cathode insulation separator will cover cathode substrate glass and negative electrode bus, and on the cathode insulation separator, be reserved with cathode aperture;
4, the making of control gate bar: in conjunction with silk-screen printing technique, with silver slurry be printed on the cathode insulation separator above, form the control gate bar; Through overbaking (baking temperature: 180 ℃, retention time: 5 minutes) afterwards, be placed on and carry out high temperature sintering (sintering temperature: 580 ℃, retention time: 10 minutes) in the sintering furnace.
5, the making of carbon nanotube cathod: in conjunction with silk-screen printing technique, with carbon nano-tube be printed on the negative electrode bus above, be formed for the carbon nanotube cathod of emitting electrons;
6, the reprocessing of carbon nanotube cathod: the carbon nanotube cathod after the printing is carried out reprocessing, to improve the field emission characteristics of carbon nano-tube;
7, device assembling: cathode substrate, anode substrate, supporting wall structure and glass are enclosed frame be assembled together, and getter is put in the middle of the cavity, fix with glass powder with low melting point.Around face glass, smeared glass powder with low melting point, fixed with clip.
8, finished product is made: the device that has assembled is carried out following packaging technology: toast in the middle of the sample device is put into baking oven; Carry out high temperature sintering in the middle of putting into sintering furnace; On exhaust station, carry out device exhaust, sealed-off, on the roasting machine that disappears, the getter of device inside bake and disappears, install pin formation finished parts at last additional.
The present invention has following good effect:
Adopt the high chroma contrast structure among the present invention that many superior parts are arranged.One in the high chroma contrast structure in the present invention, has been made red filter layer, blue color filter layer and green filter layer respectively, carries out allowing the light of corresponding color pass through respectively, for then all absorptions of light of all the other colors.Can greatly increase the contrast of display image like this, make display image clear more eye-catching, color is also distinct more gorgeous.They are two years old, in the high chroma contrast structure in the present invention, it is corresponding one by one not only to be strict with filter layer and corresponding phosphor powder layer, and putting in order of phosphor powder layer also there is strict requirement, promptly to arrange the square structure of another color at four drift angle places of the square structure of a certain color, to arrange the square structure of the third color in the outside of four edges, form the high-quality colourity sampling rate structure of 4:2:2 like this.The sampling rate of each aberration channel is half of luminance channel, and the colourity sampling rate of its horizontal direction is half of 4:4:4.Video for incompressible 8 bit quantizations, each grand pixel of being made up of two horizontal direction adjacent pixels need take 4 byte of memorys, this also is the quite high colourity methods of sampling of quality, high-end video format all adopts this ratio, help further improving the quality of display image, reduce the element manufacturing cost, improve the stability of element manufacturing.They are three years old, in the high chroma contrast structure in the present invention, adopted the method for making the anodized insulation layer to carry out mutual isolation between the filter layer, the astigmatic phenomenon of filter layer marginal portion has been had certain prevention effect, certain facilitation has been arranged for further raising picture quality.
In addition, in the middle of the field emission flat-panel display of the carbon nanotube cathod of high chroma contrast structure in the present invention, do not adopt special element manufacturing material and special device making technics, can greatly reduce the production cost of device, have that manufacture craft is simple, cost of manufacture is cheap, an advantage such as reliable and stable, high-quality display image.
Description of drawings
Fig. 1 has provided the vertical structure schematic diagram of high chroma contrast structure.
Fig. 2 has provided the transversary schematic diagram of high chroma contrast structure.
Fig. 3 has provided the structural representation that has high chroma contrast field-emitter display embodiment structure, carbon nanotube cathod.
Embodiment
Below in conjunction with drawings and Examples the present invention is further specified, but the present invention is not limited to these embodiment.
The present invention includes by anode substrate glass [1], cathode substrate glass [10] and all around glass enclose the sealed vacuum chamber that frame [16] is constituted, the carbon nanotube cathod [14] that negative electrode bus [11] and printing are arranged on the cathode substrate glass [10], be used to control the control grid [13] of electronics emission, the phosphor powder layer that preparation is arranged on the anode substrate glass [1], supporting wall structure [15] and attached getter [16] element thereof is characterized in that: high chroma contrast structure is installed on anode plate.
Described high chroma contrast structure comprises anode substrate [1], be arranged on the red filter layer [2] on the anode substrate [1], blue color filter layer [3] and green filter layer [4], be positioned at red filter layer [7], green filter layer [8], vacant position and anodized insulation layer [5] that the three is kept apart mutually between the blue color filter layer [9], be arranged on the anode conducting bar [6] on each filter layer, be separately positioned on the red fluorescence bisque [7] on the filter layer separately, green phosphor layer [8], blue phosphor layer [9].
The backing material of described high chroma contrast structure be large-scale, have quite good thermal endurance and operability, a High Performance Insulation material with low cost.The backing material of described high chroma contrast structure is that backing material is one of soda-lime glass, Pyrex.
Preparation has filter layer on the backing material of described high chroma contrast structure, is used for filtering; Need prepare different filter layers respectively to three primary colors, promptly prepare red filter layer, prepare green filter layer, prepare blue color filter layer for blueness for green for redness; Trichromatic each filter layer lays respectively at different positions, do not exert an influence mutually, keep apart mutually with insulating barrier between the filter layer, insulating barrier can be the insulation paste layer, also can be silicon dioxide layer, filter layer puts in order corresponding one by one with the phosphor powder layer of printing, in the preparation of the dorsal part of filter layer tin indium oxide rete is arranged.
Need be on tin indium oxide rete in the described high chroma contrast structure printing phosphor powder layer, phosphor powder layer is divided into three kinds of different colors, promptly red, green and blue, the structure of phosphor powder layer is square, square phosphor powder layer is arranged in this order, promptly to arrange the square structure of another color at four drift angle places of the square structure of a certain color, to arrange the square structure of the third color in the outside of four edges, form the high-quality colourity sampling rate structure of 4:2:2 like this.
High chroma contrast structure is constituted, and is adopted following technology to make by anode substrate glass [1], red filter layer [2], blue color filter layer [3], green filter layer [4], anodized insulation layer [5], anode conducting bar [6], red fluorescence bisque [7], green phosphor layer [8], blue phosphor layer [9]:
1) making of anode substrate glass [1]
The dull and stereotyped soda-lime glass of integral body is carried out cutting, form anode substrate glass [1];
2) preparation of red filter layer [2]
The red filter coating of dorsal part compacting last layer at anode substrate glass [1] forms red filter layer [2]; Red filter layer only can allow red light see through, to then all absorptions of light of all the other colors; Utilize ultraviolet light as light source, red filter coating is carried out illumination; Develop with clear water;
3) preparation of blue color filter layer [3]
The blue filter coating of dorsal part compacting last layer at anode substrate glass [1] forms blue color filter layer [3]; Blue color filter layer only can allow blue light see through, to then all absorptions of light of all the other colors; Utilize ultraviolet light as light source, blue filter coating is carried out illumination; Develop with clear water;
4) preparation of green filter layer [4]
Dorsal part compacting last layer green filter film at anode substrate glass [1] forms green green glow layer [4]; Green filter layer only can allow green light see through, to then all absorptions of light of all the other colors; Utilize ultraviolet light as light source, green filter film is carried out illumination; Develop with clear water;
5) preparation of anodized insulation layer [5]
In conjunction with silk-screen printing technique, go up the printing insulation paste at anode substrate glass [1], form anodized insulation layer [5]; The anodized insulation layer is positioned at the vacant position between red filter layer [7], green filter layer [8], the blue color filter layer [9], and the three is kept apart mutually; Through overbaking (baking temperature: 120 ℃, retention time: 10 minutes) afterwards, be placed on and carry out high temperature sintering (sintering temperature: 585 ℃, retention time: 10 minutes) in the sintering furnace.
6) making of anode conducting bar [6]
Go up evaporation one deck tin indium oxide rete at anode substrate glass [1]; In conjunction with conventional photoetching process, tin indium oxide rete is carried out etching, form anode conducting bar [6]; Require the anode conducting bar will cover filter layer;
7) preparation of red fluorescence bisque [7]
In conjunction with silk-screen printing technique, the red fluorescence powder preparation on red filter layer [2], is formed red fluorescence bisque [7]; Be placed on and toast in the middle of the baking oven (baking temperature: 120 ℃, the retention time: 12 minutes), the organic solvent in the fluorescent powder paste material is thoroughly vapored away;
8) preparation of green phosphor layer [8]
In conjunction with silk-screen printing technique, the green emitting phosphor preparation on green filter layer [4], is formed green phosphor layer [8]; Be placed on and toast in the middle of the baking oven (baking temperature: 120 ℃, the retention time: 12 minutes), the organic solvent in the fluorescent powder paste material is thoroughly vapored away;
9) preparation of blue phosphor layer [9]
In conjunction with silk-screen printing technique, the blue colour fluorescent powder preparation on blue color filter layer [3], is formed blue phosphor layer [9]; Be placed on and toast in the middle of the baking oven (baking temperature: 120 ℃, the retention time: 12 minutes), the organic solvent in the fluorescent powder paste material is thoroughly vapored away;
10) clean of glass surface
Whole glass surface is carried out clean, remove dust and impurity.
Having high chroma contrast field-emitter display structure, carbon nanotube cathod among the present invention makes according to following technology:
1, the making of cathode substrate glass [10]
The dull and stereotyped soda-lime glass of integral body is carried out cutting, form cathode substrate glass [10];
2, the making of negative electrode bus [11]
On cathode substrate glass [10], prepare tin indium oxide rete; In conjunction with conventional photoetching process, tin indium oxide rete is carried out etching, form negative electrode bus [11];
3, the making of cathode insulation separator [12]
In conjunction with silk-screen printing technique, insulation paste is printed on the cathode substrate glass [10], form cathode insulation separator [12]; Through overbaking (baking temperature: 120 ℃, retention time: 10 minutes) afterwards, be placed on and carry out high temperature sintering (sintering temperature: 585 ℃, retention time: 10 minutes) in the sintering furnace.Require cathode insulation separator [12] will cover cathode substrate glass [10] and negative electrode bus [11], and on cathode insulation separator [12], be reserved with cathode aperture;
4, the making of control gate bar [13]
In conjunction with silk-screen printing technique, with silver slurry be printed on cathode insulation separator [12] above, form control gate bar [13]; Through overbaking (baking temperature: 180 ℃, retention time: 5 minutes) afterwards, be placed on and carry out high temperature sintering (sintering temperature: 580 ℃, retention time: 10 minutes) in the sintering furnace.
5, the making of carbon nanotube cathod [14]
In conjunction with silk-screen printing technique, with carbon nano-tube [14] be printed on negative electrode bus [11] above, be formed for carbon nano-tube [14] negative electrode of emitting electrons;
6, the reprocessing of carbon nano-tube [14] negative electrode
Carbon nano-tube [14] negative electrode after the printing is carried out reprocessing, to improve the field emission characteristics of carbon nano-tube;
7, device assembling
Cathode substrate glass [10], anode substrate glass [1], supporting wall structure [15] and glass are enclosed frame [16] be assembled together, and getter [17] is put in the middle of the cavity, fix with glass powder with low melting point.Around face glass, smeared glass powder with low melting point, fixed with clip.
8, finished product is made
The device that has assembled is carried out following packaging technology: toast in the middle of the sample device is put into baking oven; Carry out high temperature sintering in the middle of putting into sintering furnace; On exhaust station, carry out device exhaust, sealed-off, on the roasting machine that disappears, the getter of device inside bake and disappears, install pin formation finished parts at last additional.
Claims (8)
1, a kind of planar luminescent display device that has high chroma contrast structure, comprise by anode substrate glass [1], cathode substrate glass [10] and all around glass enclose the sealed vacuum chamber that frame [16] is constituted, the carbon nanotube cathod [14] that negative electrode bus [11] and printing are arranged on the cathode substrate glass [10], be used to control the control grid [13] of electronics emission, the phosphor powder layer that preparation is arranged on the anode substrate glass [1], supporting wall structure [15] and attached getter [16] element thereof is characterized in that: high chroma contrast structure is installed on anode plate.
2, a kind of planar luminescent display device that has high chroma contrast structure as claimed in claim 1 is characterized in that: described high chroma contrast structure comprises anode substrate [1], be arranged on the red filter layer [2] on the anode substrate [1], blue color filter layer [3] and green filter layer [4], be positioned at red filter layer [7], green filter layer [8], vacant position and anodized insulation layer [5] that the three is kept apart mutually between the blue color filter layer [9], be arranged on the anode conducting bar [6] on each filter layer, be separately positioned on the red fluorescence bisque [7] on the filter layer separately, green phosphor layer [8], blue phosphor layer [9].
3, a kind of planar luminescent display device that has high chroma contrast structure as claimed in claim 2 is characterized in that: the backing material of described high chroma contrast structure be large-scale, have quite good thermal endurance and operability, a High Performance Insulation material with low cost.
4, a kind of planar luminescent display device that has high chroma contrast structure as claimed in claim 2 is characterized in that: the backing material of described high chroma contrast structure is that backing material is one of soda-lime glass, Pyrex.
5, a kind of planar luminescent display device that has high chroma contrast structure as claimed in claim 2 is characterized in that: preparation has filter layer on the backing material of described high chroma contrast structure, is used for filtering; Need prepare different filter layers respectively to three primary colors, promptly prepare red filter layer, prepare green filter layer, prepare blue color filter layer for blueness for green for redness; Trichromatic each filter layer lays respectively at different positions, do not exert an influence mutually, keep apart mutually with insulating barrier between the filter layer, insulating barrier can be the insulation paste layer, also can be silicon dioxide layer, filter layer puts in order corresponding one by one with the phosphor powder layer of printing, in the preparation of the dorsal part of filter layer tin indium oxide rete is arranged.
6, a kind of planar luminescent display device that has high chroma contrast structure as claimed in claim 2, it is characterized in that: need be on tin indium oxide rete in the described high chroma contrast structure printing phosphor powder layer, phosphor powder layer is divided into three kinds of different colors, promptly red, green and blue, the structure of phosphor powder layer is square, square phosphor powder layer is arranged in this order, promptly to arrange the square structure of another color at four drift angle places of the square structure of a certain color, to arrange the square structure of the third color in the outside of four edges, form 4: 2: 2 high-quality colourity sampling rate structure like this.
7, a kind of manufacture craft that has the planar luminescent display device of high chroma contrast structure is characterized in that: make according to following technology:
(1), the making of cathode substrate [10]: bulk substrate is carried out cutting, form cathode substrate [10];
(2), the making of negative electrode bus [11]: on cathode substrate [10], prepare tin indium oxide rete; In conjunction with conventional photoetching process, tin indium oxide rete is carried out etching, form negative electrode bus [11];
(3), the making of cathode insulation separator [12]: in conjunction with silk-screen printing technique, insulation paste is printed on the cathode substrate [10], forms cathode insulation separator [12]; Through overbaking, baking temperature: 120 ℃, retention time: 10 minutes, afterwards, be placed on and carry out high temperature sintering in the sintering furnace, sintering temperature: 585 ℃, the retention time: 10 minutes, require cathode insulation separator [12] will cover cathode substrate [10] and negative electrode bus [11], and on cathode insulation separator [12], be reserved with cathode aperture;
(4), the making of control gate bar [13]: in conjunction with silk-screen printing technique, with silver slurry be printed on cathode insulation separator [12] above, form control gate bar [13]; Through overbaking, baking temperature: 180 ℃, the retention time: 5 minutes, afterwards, be placed on and carry out high temperature sintering in the sintering furnace, sintering temperature: 580 ℃, the retention time: 10 minutes;
(5), the making of carbon nanotube cathod [14]: in conjunction with silk-screen printing technique, with carbon nano-tube [14] be printed on negative electrode bus [11] above, be formed for carbon nano-tube [14] negative electrode of emitting electrons;
(6), the reprocessing of carbon nano-tube [14] negative electrode: carbon nano-tube [14] negative electrode after the printing is carried out reprocessing, to improve the field emission characteristics of carbon nano-tube;
(7), device assembling: cathode substrate [10], anode substrate [1], supporting wall structure [15] and glass are enclosed frame [16] be assembled together, and getter [17] put in the middle of the cavity, fix with glass powder with low melting point, around face glass, smeared glass powder with low melting point, fixed with clip;
(8), finished product is made: the device that has assembled is carried out following packaging technology: toast in the middle of the sample device is put into baking oven; Carry out high temperature sintering in the middle of putting into sintering furnace; On exhaust station, carry out device exhaust, sealed-off, on the roasting machine that disappears, the getter of device inside bake and disappears, install pin formation finished parts at last additional.
8, a kind of manufacture craft that has the planar luminescent display device of high chroma contrast structure according to claim 1 is characterized in that: high chroma contrast structure adopts following technology to make:
1) making of anode substrate [1]: bulk substrate is carried out cutting, form anode substrate [1];
2) preparation of red filter layer [2]: the red filter coating of dorsal part compacting last layer in anode substrate [1] forms red filter layer [2]; Red filter layer only can allow red light see through, to then all absorptions of light of all the other colors; Utilize ultraviolet light as light source, red filter coating is carried out illumination; Develop with clear water;
3) preparation of blue color filter layer [3]: the blue filter coating of dorsal part compacting last layer in anode substrate [1] forms blue color filter layer [3]; Blue color filter layer only can allow blue light see through, to then all absorptions of light of all the other colors; Utilize ultraviolet light as light source, blue filter coating is carried out illumination; Develop with clear water;
4) preparation of green filter layer [4]: the dorsal part compacting last layer green filter film in anode substrate [1] forms green green glow layer [4]; Green filter layer only can allow green light see through, to then all absorptions of light of all the other colors; Utilize ultraviolet light as light source, green filter film is carried out illumination; Develop with clear water;
5) preparation of anodized insulation layer [5]: in conjunction with silk-screen printing technique, go up the printing insulation paste, form anodized insulation layer [5] in anode substrate [1]; The anodized insulation layer is positioned at the vacant position between red filter layer [7], green filter layer [8], the blue color filter layer [9], and the three is kept apart mutually; Through overbaking, baking temperature: 120 ℃, the retention time: 10 minutes, afterwards, be placed on and carry out the high temperature sintering sintering temperature in the sintering furnace: 585 ℃, the retention time: 10 minutes;
6) making of anode conducting bar [6]: go up evaporation one deck tin indium oxide rete in anode substrate [1]; In conjunction with conventional photoetching process, tin indium oxide rete is carried out etching, form anode conducting bar [6]; Require the anode conducting bar will cover filter layer;
7) preparation of red fluorescence bisque [7]:, the red fluorescence powder preparation on red filter layer [2], is formed red fluorescence bisque [7] in conjunction with silk-screen printing technique; Toast baking temperature in the middle of being placed on baking oven: 120 ℃, the retention time: 12 minutes, the organic solvent in the fluorescent powder paste material is thoroughly vapored away;
8) preparation of green phosphor layer [8]:, the green emitting phosphor preparation on green filter layer [4], is formed green phosphor layer [8] in conjunction with silk-screen printing technique; Toast baking temperature in the middle of being placed on baking oven: 120 ℃, the retention time: 12 minutes, the organic solvent in the fluorescent powder paste material is thoroughly vapored away;
9) preparation of blue phosphor layer [9]:, the blue colour fluorescent powder preparation on blue color filter layer [3], is formed blue phosphor layer [9] in conjunction with silk-screen printing technique; Toast baking temperature in the middle of being placed on baking oven: 120 ℃, the retention time: 12 minutes, the organic solvent in the fluorescent powder paste material is thoroughly vapored away;
10) clean of glass surface: whole glass surface is carried out clean, remove dust and impurity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100484072A CN100524598C (en) | 2005-10-18 | 2005-10-18 | Plane luminous display with high-colority contrast structure and its making process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100484072A CN100524598C (en) | 2005-10-18 | 2005-10-18 | Plane luminous display with high-colority contrast structure and its making process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1801449A true CN1801449A (en) | 2006-07-12 |
| CN100524598C CN100524598C (en) | 2009-08-05 |
Family
ID=36811332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100484072A Expired - Fee Related CN100524598C (en) | 2005-10-18 | 2005-10-18 | Plane luminous display with high-colority contrast structure and its making process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100524598C (en) |
-
2005
- 2005-10-18 CN CNB2005100484072A patent/CN100524598C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN100524598C (en) | 2009-08-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101080123A (en) | Flat board display of splayed inclined bar control structure and its making process | |
| CN1835176A (en) | Plasma display panel | |
| CN1929077A (en) | Plasma display panel | |
| CN1801449A (en) | Plane luminous display with high-colority contrast structure and its making process | |
| CN1750227A (en) | Two pole reflective light emitting flat panel display and its producing process | |
| CN1667790A (en) | Three-pole field emission display with bottom grid structure and manufacturing process thereof | |
| CN1828813A (en) | Emissive flat panel display device | |
| CN2904279Y (en) | Plane lighting display with high colourity contrast structure | |
| CN1822293A (en) | Flat panel display with interdigital double grid structure and its producing process | |
| CN1921062A (en) | Anode assembly and its field transmission display unit | |
| CN1909173A (en) | Transversing cathode emitting structural panel display device and its production technique | |
| US20040251813A1 (en) | Emissive flat panel display device | |
| CN1779891A (en) | Planar luminescent display device with composite electrode structure and its production | |
| CN1492470A (en) | Display device and its producing method | |
| CN100555535C (en) | The flat-panel monitor and the manufacture craft thereof that have knot type field effect tube cathodic control array structure | |
| CN1622272A (en) | Three-pole carbon nano tube field emission flat display with ballast resistor structure and fabrication process thereof | |
| CN2779598Y (en) | Three-pole carbon nanometer tube display with filter structure | |
| CN101075538A (en) | Planar display device with capped bottom-grid controlled cathode structure and its production | |
| CN1779893A (en) | Planar display device with double-grid emitter cathode controlling structure and its production | |
| CN100527330C (en) | Flat panel display with three grid emitter cathode control circuit and its producing process | |
| CN1787156A (en) | Plane luminous display of lowergrid structure and mfg. tech. thereof | |
| CN1909160A (en) | Annular blade type cathode emitting structural panel display device and its production technique | |
| CN1819107A (en) | Image display device | |
| CN1622265A (en) | Carbon nano tube field emission panel display with focusing electrode structure and fabrication process thereof | |
| CN1929082A (en) | Collar-gate pole ballast structural panel display device and its production technique |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20091118 |