CN102825889A - Display substrate and display device having same - Google Patents
Display substrate and display device having same Download PDFInfo
- Publication number
- CN102825889A CN102825889A CN2012102856741A CN201210285674A CN102825889A CN 102825889 A CN102825889 A CN 102825889A CN 2012102856741 A CN2012102856741 A CN 2012102856741A CN 201210285674 A CN201210285674 A CN 201210285674A CN 102825889 A CN102825889 A CN 102825889A
- Authority
- CN
- China
- Prior art keywords
- base plate
- display base
- carbon nano
- fiber
- display
- 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.)
- Pending
Links
Images
Abstract
The invention provides a display substrate and a display device having the same. The display substrate comprises at least one carbon nanofiber reinforced polymeric material layer. According to the invention, the problems of no high temperature resistance, a great thermal expansion coefficient, a low coefficient of thermal conductivity, poor acid and alkali resistance and high cost of traditional display substrates are overcome; the display substrate further comprises a reinforcement layer used for increasing mechanical strength, an insulating layer used for enhancing electrical isolation properties and a bonding layer used for strengthening bonding firmness among the layers.
Description
Technical field
The present invention relates to the Display Technique field, relate in particular to a kind of display base plate and have the display unit of this display base plate.
Background technology
Traditional display base plate adopts glass substrate or plastic base usually.Use glass substrate itself that some defectives are arranged, for example, the glass substrate that is used on the LCD is an alkali-free glass all usually, and cost is higher, and broken easily in the process of transportation and use, causes the raising of cost.Though and plastic base has certain pliability, non-friable, but the general non-refractory of plastic base, thermal coefficient of expansion is big, and acid-proof alkaline is poor.Usually in the preparation process of display, pass through a plurality of high-temperature technologies and a plurality of photoetching process possibly, be exposed in the acid or alkali environment, make the character variation of plastic base easily.
Therefore, be necessary to provide a kind of display base plate, to solve the existing the problems referred to above of existing display base plate.
Summary of the invention
The present invention provides a kind of display base plate, solves the problem that traditional display base plate non-refractory, thermal coefficient of expansion are big, acid-proof alkaline is poor, cost is high.
Embodiment of the present invention provides a kind of display base plate, and wherein said display base plate comprises the polymer material layer of one deck carbon nano-fiber enhancing at least, and said carbon nano-fiber is scattered in the said polymeric material.
Alternatively, the polymer material layer of said carbon nano-fiber enhancing has the thickness of 50 μ m to 5000 μ m.
Alternatively, said carbon nano-fiber shared percentage by weight in the polymer material layer that said carbon nano-fiber strengthens is 0.01% to 10%.
Alternatively, the diameter of said carbon nano-fiber at 50nm to 200nm, length at 20 μ m to 200 μ m.
Alternatively, even or approximate being scattered in equably in the said polymeric material of said carbon nano-fiber.
Alternatively, said polymeric material comprises one or more the combination in the following collection: the polymeric material that the polymeric material that the polymeric material that polyvinyl alcohol (PVA), polymethyl methacrylate (PMMA), polyimides, epoxy resin, unsaturated polyester resin, polyvinyl chloride, polystyrene, Merlon, PETG, thermosetting resin, melmac, phenolic resins, polyurethane resin, acrylic acid ester, glass fibre strengthen, aramid fiber strengthen, boron fibre strengthen.
Alternatively, said display base plate also comprises the enhancement layer that is used to increase mechanical strength.
Alternatively, said enhancement layer comprises one or more the combination in metal, polymer, the glass.
Alternatively, said metal comprises one or more the combination in cadmium, molybdenum, tin, nickel, manganese, aluminium, the iron.
Alternatively, the polymer of said enhancement layer comprises one or more the combination in the following collection: epoxy resin, polymethyl methacrylate (PMMA), polyimides, thermosetting resin, melmac, phenolic resins, polyurethane resin, esters of acrylic acid.
Alternatively, said enhancement layer has the thickness of 100 μ m to 2000 μ m.
Alternatively, said display base plate also comprises insulating barrier, and said insulating barrier is arranged on the periphery of the polymer material layer of said carbon nano-fiber enhancing.
Alternatively, said insulating barrier has the thickness of 0.01 μ m to 100 μ m.
Alternatively, said insulating barrier comprises one or more the combination in silica, silicon nitride, silicon oxynitride and the polyimides.
Alternatively, said display base plate also comprises the tack coat that is used for ply adhesion, and said tack coat is arranged between any adjacent two layers in the said display base plate.
Alternatively, said display base plate also comprises the tack coat that is used for ply adhesion, and said tack coat is arranged between any adjacent two layers in the said display base plate.
Embodiment of the present invention provides a kind of display unit, comprises display base plate, and wherein said display base plate comprises any one display base plate in the employing claim 1 to 16.
Alternatively, said display unit is electrophoresis type display, electrochromic display device, electric moisten display device, liquid crystal indicator or Organic Light Emitting Diode (OLED) display unit.
Compared with prior art, aforesaid display base plate and have that the thermal conductivity factor of display unit of this display base plate is high, mechanical strength is high, high temperature resistant in the series of process process of making display unit, resistance to acids and bases good.And the cost of above-mentioned display base plate and display unit is lower.
Description of drawings
Fig. 1 is the schematic cross-section of the display base plate that comprises the polymer material layer that one deck carbon nano-fiber strengthens that provides of first embodiment of the invention;
Fig. 2 is the schematic cross-section of the display base plate of second embodiment of the invention polymer material layer that carbon nano-fiber strengthens comprising of providing and enhancement layer;
Fig. 3 is the schematic cross-section of the display base plate of third embodiment of the invention polymer material layer that carbon nano-fiber strengthens comprising of providing and insulating barrier;
Fig. 4 is the schematic cross-section of the display base plate that comprises polymer material layer, enhancement layer and insulating barrier that carbon nano-fiber strengthens that provides of fourth embodiment of the invention;
Fig. 5 is to use the schematic cross-section of the electrophoretic display device (EPD) of the display base plate that first embodiment of the invention provides;
Fig. 6 is to use Organic Light Emitting Diode (OLED) the display schematic cross-section of display base plate that first embodiment of the invention provides;
Fig. 7 is to use the schematic cross-section of the LCD of the display base plate that first embodiment of the invention provides.
101: the polymer material layer that carbon nano-fiber strengthens, 201: enhancement layer, 301: insulating barrier, 501: upper substrate; 502: infrabasal plate, 503: electrophoretic display device (EPD) top electrode, 504: electrophoretic display device (EPD) bottom electrode, 505: the electrophoresis liquid layer; 601: hearth electrode, 602: organic luminous layer, 603: top electrode; 701: LCD top electrode, 702: LCD bottom electrode, 703: liquid crystal layer
The specific embodiment
Carbon nano-fiber (Carbon nanofiber) is a kind of carbon nanomaterial, and diameter is generally 50nm to 200nm, and length is tens to the hundreds of micron.Carbon nano-fiber is applied in the material of display base plate mainly as additive in this embodiment; To improve mechanics, conduction, the heat conductivility of material, play the shear strength that improves material layer, the effect that reduces thermal coefficient of expansion, improves conductance and thermal conductivity factor; Simultaneously, because carbon nano-fiber can make the resistivity of polymeric material decline to a great extent, promote electrostatic charge dissipation, so the adding of carbon nano-fiber also can be played the effect of protection static.
The display base plate that this embodiment provided comprises the polymer material layer of one deck carbon nano-fiber enhancing at least; Promptly; The polymeric material that strengthens with carbon nano-fiber replaces current material to make display base plate whole or in part; As, the polymeric material that strengthens with carbon nano-fiber replaces the glass in the conventional glass substrate, the plastics in the plastic base etc. whole or in part.
Wherein, When the polymeric material of carbon nano-fiber enhancing partly replaces current material; The polymer material layer that carbon nano-fiber strengthens can be set to the upper epidermis and/or the following top layer of display base plate; The mode that also can be embedded is positioned at display base plate, and the polymer material layer that said carbon nano-fiber strengthens can be one or more layers.
In the embodiment that this embodiment provided, said carbon nanomaterial is dispersed in the polymer material layer of said carbon nano-fiber enhancing; Preferably, with said carbon nano-fiber equably, or be scattered in equably in the polymer material layer of said carbon nano-fiber enhancing, to satisfy of the requirement of display base plate material as far as possible to the uniformity as far as possible; Alternatively, carbon nano-fiber through graft modification, can more easily be dispersed in the polymeric material; Alternatively, said carbon nano-fiber directly mixes like Mechanical Method, or is dispersed in the polymeric material through solution form, emulsion form, the blend of fusion form through the physical blending method.
The display base plate that this embodiment provided comprises the polymer material layer of one deck carbon nano-fiber enhancing at least, with resistance to elevated temperatures, the acid-proof alkaline that strengthens said display base plate, reduces thermal coefficient of expansion, reduces cost.Alternatively, said display base plate also is provided with enhancement layer, to improve the mechanical strength of the polymeric material substrate that said carbon nano-fiber strengthens; Alternatively; Said display base plate also is provided with insulating barrier; With the polymeric material substrate conducting that prevents that said carbon nano-fiber from strengthening, can prevent that also oxygen, moisture, the chemical substance among the preparation technology is penetrated in the middle of the polymeric material substrate of said carbon nano-fiber enhancing in the process that forms display; Alternatively, if said display base plate is a sandwich construction, this display base plate also is provided with the tack coat that is used for ply adhesion, so that bonding is firm between the adjacent two layers.
Below in conjunction with accompanying drawing and preferred embodiment the technical scheme of this embodiment is at length set forth.Following examples only are used for explanation and explain the present invention, and do not constitute the restriction to technical scheme of the present invention.
In this specification and the accompanying drawing, the represented part of identical label is identical.
First embodiment
Fig. 1 is the schematic cross-section of the display base plate that comprises the polymer material layer that one deck carbon nano-fiber strengthens that provides of first embodiment of the invention.As shown in Figure 1, said display base plate comprises the polymer material layer 101 that carbon nano-fiber strengthens.Said carbon nano-fiber is scattered in the polymer material layer 101 of carbon nano-fiber enhancing.
Because carbon nano-fiber adds in the polymeric material, can improve mechanics, conduction, the heat conductivility of material, play the shear strength that improves material layer, the effect that reduces thermal coefficient of expansion, improves conductance and thermal conductivity factor.Therefore the display base plate that comprises the polymer material layer 101 that carbon nano-fiber strengthens has excellent mechanical intensity, high thermal conductivity coefficient and low thermal coefficient of expansion; Simultaneously,, promote electrostatic charge dissipation, comprise that therefore the display base plate of the polymer material layer 101 that carbon nano-fiber strengthens also has good electrostatic defending performance because carbon nano-fiber can make the resistivity of polymeric material decline to a great extent.And because the relative alkali-free glass price of the said polymeric material of said Nano carbon fibers peacekeeping is lower, therefore the cost of the display that makes with respect to traditional alkali-free glass substrate of prepared display base plate is low.
Alternatively, the diameter of said carbon nano-fiber be 50nm to 200nm, length is that 20 μ m are better to the effect of 200 μ m.Alternatively, said carbon nano-fiber shared percentage by weight in the polymer material layer that said carbon nano-fiber strengthens is that 0.01% to 10% effect is better.
Alternatively, said polymeric material comprises in the following set one or more combination: the polymeric material that the polymeric material that the polymeric material that polyvinyl alcohol (PVA), polymethyl methacrylate (PMMA), polyimides, epoxy resin, unsaturated polyester resin, polyvinyl chloride, polystyrene, Merlon, polyimides, PETG, glass fibre strengthen, aramid fiber strengthen, boron fibre strengthen.
Alternatively, the thickness of the polymer material layer 101 that said carbon nano-fiber strengthens is less than 5000 μ m, preferable range be 50 μ m to 5000 μ m, also can be according to the actual requirements in the thickness of display base plate be provided with.
Alternatively; Display base plate in the present embodiment also can comprise the other materials the polymer material layer 101 that strengthens except that carbon nano-fiber; For example, also comprise employed baseplate material in the existing display base plate (for example glass substrate, plastic base and other polymeric material etc.).At this moment, the polymer material layer 101 that carbon nano-fiber strengthens can be arranged on the surperficial and/or inner of display base plate, and number is not limited to one.Such display base plate has the advantage that polymeric material brought that above-mentioned carbon nano-fiber strengthens too.
Second embodiment
Fig. 2 is the schematic cross-section of the display base plate of second embodiment of the invention polymer material layer that carbon nano-fiber strengthens comprising of providing and enhancement layer.As shown in Figure 2, said display base plate comprises carbon nano-fiber polymer material layer 101 that strengthens and the enhancement layer 201 that is used to increase mechanical strength, and enhancement layer 201 is arranged on the top of the polymer material layer 101 of carbon nano-fiber enhancing.
Wherein the polymer material layer 101 that strengthens of carbon nano-fiber is like first embodiment said (be not limited to shown in Figure 1, also contain described various optional mode and modification, modification).
The display base plate that comprises the polymer material layer 101 that carbon nano-fiber strengthens may experience a series of high-temperature technology or photoetching process in the process of preparation, under other environment, also maybe the mechanical strength of substrate be had higher requirements.Therefore the setting of enhancement layer 201, the buckling phenomenon that the polymer material layer 101 that can avoid carbon nano-fiber in these cases to strengthen may occur.
Alternatively; Enhancement layer 201 also can be arranged on the below of the polymer material layer 101 of carbon nano-fiber enhancing; Or the above and below is provided with simultaneously; Be embedded in also can be in the polymer material layer 101 that carbon nano-fiber strengthens enhancement layer is set, can improve the mechanical strength of the polymer material layer 101 that carbon nano-fiber strengthens.Alternatively, the said enhancement layer in the display base plate is a plurality of.
Alternatively, the material of enhancement layer 201 can comprise one or more the combination in the following collection: metal, polymer, glass.Said metal can comprise one or more the combination in cadmium, molybdenum, tin, nickel, manganese, aluminium, the iron.
Said polymer comprises one or more the combination in the following collection: epoxy resin, polymethyl methacrylate (PMMA), polyimides, thermosetting resin, melmac, phenolic resins, polyurethane resin, esters of acrylic acid.
Alternatively, the thickness of enhancement layer 201 preferably, has the thickness of 100 μ m to 2000 μ m less than 2000 μ m.
Alternatively, in order to reach good bonding effect between polymer material layer 101 that carbon nano-fiber strengthens and the enhancement layer 201, between polymer material layer 101 that carbon nano-fiber strengthens and the enhancement layer 201 the tack coat (not shown) can also be arranged.The material of said tack coat can comprise one or more the combination in the following collection: epoxy resin, polymethyl methacrylate (PMMA), polyimides, thermosetting resin, melmac resin, phenolic resins, polyurethane resin.What should explain is that the application of said enhancement layer is not limited to present embodiment, and one deck enhancement layer at least also can be set in the display base plate that other embodiment mentions in this embodiment, also can reach the effect of the mechanical strength that improves display base plate.
What should explain is that the application of said tack coat is not limited to present embodiment, and one deck tack coat at least also can be set in the display base plate with sandwich construction that other embodiment mentions in this embodiment, also can reach the effect that improves the interlaminar bonding firmness.
The 3rd embodiment
Fig. 3 is the schematic cross-section of the display base plate of third embodiment of the invention polymer material layer that carbon nano-fiber strengthens comprising of providing and insulating barrier.As shown in Figure 3, said display base plate comprises the polymer material layer 101 and insulating barrier 301 that carbon nano-fiber strengthens, and insulating barrier 301 is arranged on the upper surface and the lower surface of the polymer material layer 101 of carbon nano-fiber enhancing.
Wherein the polymer material layer 101 that strengthens of carbon nano-fiber is like first embodiment said (be not limited to shown in Figure 1, also contain described various optional mode and modification, modification).
The polymer material layer 101 that carbon nano-fiber strengthens possibly have certain electric conductivity, and need not have electric conductivity as display base plate because contain said carbon nano-fiber.Therefore the polymer material layer that the insulating barrier that is provided in the present embodiment can play the carbon nano-fiber enhancing is adjacent the electric insulation effect between the layer, reduces the electric conductivity of display base plate.And set insulating barrier can prevent also that simultaneously oxygen, moisture, chemical substance in the preparation process etc. are penetrated in the middle of the polymer material layer 101 that carbon nano-fiber strengthens.
Alternatively, the material of said insulating barrier can comprise one or more the combination in the following collection: silica, silicon nitride, silicon oxynitride, polyimides.
Alternatively, the thickness of the material of said insulating barrier is that 0.01 μ m is to 100 μ m.What should explain is; The application of insulating barrier is not limited to present embodiment, in other embodiment that this embodiment provided, also can use, for example; When being provided with the enhancement layer that second embodiment provided in the display base plate; Said insulating barrier is not necessarily adjacent with the polymer material layer 101 that carbon nano-fiber strengthens, and when said enhancement layer was arranged on polymer material layer 101 outer surfaces of carbon nano-fiber enhancing, said insulating barrier can be arranged on the outer surface of said enhancement layer.This moment, said insulating barrier still can reach the effect of the infiltration of the electric conductivity that reduces display base plate, anti-block, moisture, chemical substance etc.
And said insulating barrier might not all be paired setting, can set according to the needs of practical application, for example when its part of protecting has only a side to carry out electric insulation, can only need a side of electric insulation that said insulating barrier is set at it.
The 4th embodiment
Fig. 4 is the schematic cross-section of the display base plate that comprises polymer material layer, enhancement layer and insulating barrier that carbon nano-fiber strengthens that provides of fourth embodiment of the invention.As shown in Figure 4; Said display base plate comprises polymer material layer 101, enhancement layer 201 and the insulating barrier 301 that carbon nano-fiber strengthens; Enhancement layer 201 is arranged on the upper surface of the polymer material layer 101 of carbon nano-fiber enhancing, and insulating barrier 301 is arranged on the upper surface of enhancement layer 201 and the lower surface of the polymer material layer 101 that carbon nano-fiber strengthens.
Wherein the polymer material layer 101 of carbon nano-fiber enhancing (is not limited to shown in Figure 1 as first embodiment is said; Also contain described various optional mode and modification, modification); Enhancement layer 201 (is not limited to shown in Figure 2 as second embodiment is said; Also contain described various optional mode and modification, modification), insulating barrier 301 is like the 3rd embodiment said (be not limited to shown in Figure 3, also contain described various optional mode and modification, modification).
The display base plate that present embodiment provided is provided with enhancement layer and insulating barrier simultaneously, therefore has excellent mechanical intensity and insulating properties simultaneously, thereby has better serviceability.
The locations of structures of enhancement layer and insulating barrier relation is not limited to above a kind of in the display base plate that present embodiment provided.For example, when said enhancement layer was arranged on the lower surface of the polymer material layer 101 that carbon nano-fiber strengthens, said insulating barrier can be arranged on the upper surface of the polymer material layer 101 that carbon nano-fiber strengthens and the lower surface of enhancement layer; The upper surface that is arranged on the polymer material layer 101 that carbon nano-fiber strengthens when said enhancement layer is during with lower surface, and said insulating barrier can be arranged on the upper surface of enhancement layer and the lower surface of following enhancement layer; When said enhancement layer only is embedded when being arranged in the polymer material layer 101 that carbon nano-fiber strengthens, can said insulating barrier respectively be set at the upper and lower surfaces of the polymer material layer 101 of carbon nano-fiber enhancing.
Said insulating barrier also not necessarily only is arranged on the extexine of display base plate; For example; When the insulating properties of the perisphere of the polymer material layer 101 that strengthens when carbon nano-fiber are good; As long as said insulating barrier can reach the effect that improves insulating properties equally just passable in abutting connection with being provided with polymer material layer 101 upper and lower surfaces of carbon nano-fiber enhancing.
The setting of the insulating barrier that present embodiment provided also can capable field technique personnel other forms of change and the modification that can expect, as, display base plate includes the insulating barrier of different-thickness, its concrete thickness can be selected according to the needs in the practical application.
Alternatively, above-mentioned display base plate also comprises the tack coat (not shown) that is used for ply adhesion, to improve the bonding firmness between adjacent two layers.
The thickness of said tack coat can be selected according to the needs of actual adhesion with concrete material.
The application of said tack coat is not limited to the situation of present embodiment, in other embodiment of this embodiment, has in the display base plate of sandwich construction to be suitable for too.Between the polymer material layer 101 and enhancement layer 201 that carbon nano-fiber strengthens, between the carbon nano-fiber polymer material layer 101 and insulating barrier 301 that strengthen, all said tack coat can be set as required between enhancement layer 201 and the insulating barrier 301, and can both reach the effect that strengthens the ply adhesion firmness.
What should explain is; The display base plate that is provided among above-mentioned each embodiment all can also comprise the other materials the polymeric material that strengthens except that carbon nano-fiber; For example; Also comprise employed baseplate material in the existing display base plate (for example glass substrate, plastic base and other polymeric material etc.); These materials can combine with the mode that those skilled in the art can rationally expect with polymer material layer, said enhancement layer, said insulating barrier, the said tack coat that said carbon nano-fiber strengthens according to actual needs; Be applied in the said display base plate, this moment, said display base plate had the advantage that polymeric material brought that said carbon nano-fiber strengthens too.
This embodiment also provides display unit, and it comprises the display base plate that at least one above-mentioned any embodiment provides, the various advantages that said display unit also has said display base plate to be brought.Said display unit includes but not limited to electrophoresis type display, electrochromic display device, electric moisten display device, liquid crystal indicator, Organic Light Emitting Diode (OLED) display unit, below is the optional embodiment of display unit.
The 5th embodiment
Fig. 5 is to use the schematic cross-section of the electrophoretic display device (EPD) of the display base plate that first embodiment of the invention provides.With reference to Fig. 5; Said electrophoretic display device (EPD) comprises the upper substrate 501 that is oppositely arranged, the infrabasal plate 502 that comprises the polymer material layer that carbon nano-fiber strengthens; The electrophoretic display device (EPD) top electrode 503 and the electrophoretic display device (EPD) bottom electrode 504 that are oppositely arranged, and the electrophoresis liquid layer 505 between electrophoretic display device (EPD) top electrode 503 and electrophoretic display device (EPD) bottom electrode 504.Wherein, electrophoretic display device (EPD) top electrode 503 is positioned at the lower surface of upper substrate 501, and electrophoretic display device (EPD) bottom electrode 504 is positioned at the upper surface of infrabasal plate 502.Electrophoretic display device (EPD) top electrode 503 can be transparent tin indium oxide (ITO) electrode with electrophoretic display device (EPD) bottom electrode 504.
Alternatively, upper substrate 501 also comprises the polymer material layer that carbon nano-fiber strengthens.
Wherein, the polymer material layer 101 that the carbon nano-fiber of the polymer material layer that said carbon nano-fiber strengthens described in first embodiment strengthens (be not limited to shown in Figure 1, also contain described various optional mode and modification, modification).
Above-mentioned electrophoretic display device (EPD); Owing to comprise the polymeric material that carbon nano-fiber strengthens in the infrabasal plate 502; Thereby the plurality of advantages of the polymeric material that also strengthens because of the above-mentioned carbon nano-fiber mentioned has good performance, comprise possess excellent mechanical intensity, high thermal conductivity coefficient and low thermal coefficient of expansion, good electrostatic defending performance and less cost.
The electrophoretic display device (EPD) of present embodiment also can be made and being changed and modification, and infrabasal plate 502 can be arranged to any display base plate of providing like first to fourth embodiment, and upper substrate 501 also is like this.The advantage that said electrophoretic display device (EPD) also possessed its display base plate and brought this moment.
The 6th embodiment
Fig. 6 is to use Organic Light Emitting Diode (OLED) the display schematic cross-section of the display base plate that first embodiment of the invention provides.With reference to Fig. 6, said organic light emitting diode display comprises infrabasal plate 502, hearth electrode 601, organic luminous layer 602 and the top electrode 603 that sets gradually from bottom to top.Wherein infrabasal plate 502 comprises the polymer material layer 101 that carbon nano-fiber strengthens, and the direction of arrow is represented the light emission direction of Organic Light Emitting Diode.
Wherein, the polymer material layer 101 that carbon nano-fiber strengthens is like first embodiment said (be not limited to shown in Figure 1, also contain described various optional mode and modification, modification).
Above-mentioned OLED display; Owing to comprise the polymeric material that carbon nano-fiber strengthens in the infrabasal plate 502; Thereby the plurality of advantages of the polymeric material that also strengthens because of the above-mentioned carbon nano-fiber mentioned has good performance, comprise possess excellent mechanical intensity, high thermal conductivity coefficient and low thermal coefficient of expansion, good electrostatic defending performance and less cost.
The OLED display of present embodiment also can be made and being changed and modification, and infrabasal plate 502 can be arranged to any display base plate of providing like first to fourth embodiment.The advantage that said OLED display also possessed its display base plate and brought this moment.
The 7th embodiment
Fig. 7 is to use the schematic cross-section of the LCD of the display base plate that first embodiment of the invention provides.With reference to Fig. 7; LCD comprises: the upper substrate 501 and the infrabasal plate 502 that are oppositely arranged; The LCD top electrode 701 and the LCD bottom electrode 702 that are oppositely arranged, and the liquid crystal layer 703 between LCD top electrode 701 and LCD bottom electrode 702.LCD top electrode 701 is positioned at the lower surface of upper substrate 501, and LCD bottom electrode 702 is positioned at the upper surface of infrabasal plate 502.Wherein infrabasal plate 502 comprises the polymer material layer that carbon nano-fiber strengthens; LCD top electrode 701 is transparent ITO electrode with LCD bottom electrode 702; Liquid crystal layer 703 can be the nematic liquid crystal layer, cholesteric crystal layer, a kind of in the polymer dispersion type liquid crystal layer (PDLC).
Wherein, the polymer material layer 101 that the carbon nano-fiber of the polymer material layer that said carbon nano-fiber strengthens described in first embodiment strengthens (be not limited to shown in Figure 1, also contain described various optional mode and modification, modification).
Above-mentioned LCD; Owing to comprise the polymeric material that carbon nano-fiber strengthens in the infrabasal plate 502; Thereby the plurality of advantages of the polymeric material that also strengthens because of the above-mentioned carbon nano-fiber mentioned has good performance, comprise possess excellent mechanical intensity, high thermal conductivity coefficient and low thermal coefficient of expansion, good electrostatic defending performance and less cost.
The LCD of present embodiment also can be made and being changed and modification, and infrabasal plate 502 can be arranged to any display base plate of providing like first to fourth embodiment, and upper substrate 501 also is like this.The advantage that said LCD also possessed its display base plate and brought this moment.
The LCD of present embodiment can be transmission type lcd device, reflection LCD or semi-transmission semi-reflection LCD.Except that aforementioned display device, the various display base plates that this embodiment provided can also be applied to electrochromic display device (ECD), electric moistening display and other display devices.These displays can be flexible displays.
Above embodiment just is used for explaining and technical scheme of the present invention being described, rather than is used to limit the present invention.Under the situation that does not break away from the spirit or scope of the present invention, embodiments of the invention can carry out various modifications and distortion, and this is conspicuous to those of ordinary skill in the art.Thereby, the invention is intended to cover fall in appended claims scope and the equivalent scope thereof to all modifications of the present invention and distortion.
Claims (18)
1. a display base plate is characterized in that, said display base plate comprises the polymer material layer of one deck carbon nano-fiber enhancing at least, and said carbon nano-fiber is scattered in the said polymeric material.
2. display base plate according to claim 1 is characterized in that, the polymer material layer that said carbon nano-fiber strengthens has the thickness of 50 μ m to 5000 μ m.
3. display base plate according to claim 1 is characterized in that, said carbon nano-fiber shared percentage by weight in the polymer material layer that said carbon nano-fiber strengthens is 0.01% to 10%.
4. display base plate according to claim 1 is characterized in that, the diameter of said carbon nano-fiber at 50nm to 200nm, length at 20 μ m to 200 μ m.
5. display base plate according to claim 1 is characterized in that, even or approximate being scattered in equably in the said polymeric material of said carbon nano-fiber.
6. display base plate according to claim 1; It is characterized in that said polymeric material comprises one or more the combination in the following collection: the polymeric material that the polymeric material that the polymeric material that polyvinyl alcohol (PVA), polymethyl methacrylate (PMMA), polyimides, epoxy resin, unsaturated polyester resin, polyvinyl chloride, polystyrene, Merlon, PETG, thermosetting resin, melmac, phenolic resins, polyurethane resin, acrylic acid ester, glass fibre strengthen, aramid fiber strengthen, boron fibre strengthen.
7. display base plate according to claim 1 is characterized in that said display base plate also comprises the enhancement layer that is used to increase mechanical strength.
8. display base plate according to claim 7 is characterized in that, said enhancement layer comprises one or more the combination in metal, polymer, the glass.
9. display base plate according to claim 8 is characterized in that, said metal comprises one or more the combination in cadmium, molybdenum, tin, nickel, manganese, aluminium, the iron.
10. display base plate according to claim 8; It is characterized in that said enhancement layer polymer comprises one or more the combination in the following collection: epoxy resin, polymethyl methacrylate (PMMA), polyimides, thermosetting resin, melmac, phenolic resins, polyurethane resin, esters of acrylic acid.
11. display base plate according to claim 7 is characterized in that, said enhancement layer has the thickness of 100 μ m to 2000 μ m.
12. according to each described display base plate among the claim 1-11, it is characterized in that said display base plate also comprises insulating barrier, said insulating barrier is arranged on the periphery of the polymer material layer of said carbon nano-fiber enhancing.
13. display base plate according to claim 12 is characterized in that, said insulating barrier has the thickness of 0.01 μ m to 100 μ m.
14. display base plate according to claim 12 is characterized in that, said insulating barrier comprises one or more the combination in silica, silicon nitride, silicon oxynitride and the polyimides.
15. according to each described display base plate among the claim 7-11, it is characterized in that said display base plate also comprises the tack coat that is used for ply adhesion, said tack coat is arranged between any adjacent two layers in the said display base plate.
16. display base plate according to claim 12 is characterized in that, said display base plate also comprises the tack coat that is used for ply adhesion, and said tack coat is arranged between any adjacent two layers in the said display base plate.
17. a display unit comprises display base plate, it is characterized in that, said display base plate comprises any described display base plate in the employing claim 1 to 16.
18. display unit according to claim 17 is characterized in that, said display unit is electrophoresis type display, electrochromic display device, electric moisten display device, liquid crystal indicator or Organic Light Emitting Diode (OLED) display unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102856741A CN102825889A (en) | 2012-08-10 | 2012-08-10 | Display substrate and display device having same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102856741A CN102825889A (en) | 2012-08-10 | 2012-08-10 | Display substrate and display device having same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102825889A true CN102825889A (en) | 2012-12-19 |
Family
ID=47329295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102856741A Pending CN102825889A (en) | 2012-08-10 | 2012-08-10 | Display substrate and display device having same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102825889A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104004316A (en) * | 2014-06-12 | 2014-08-27 | 苏州经贸职业技术学院 | Liquid crystal display substrate material and manufacturing method thereof |
| CN108373847A (en) * | 2016-10-19 | 2018-08-07 | 上海和辉光电有限公司 | A kind of flexible touch screen base material and preparation method thereof |
| CN109843577A (en) * | 2016-10-20 | 2019-06-04 | 马丁·胡贝尔 | Double layered member, the method for manufacturing double layered member and the heat engine with multiple double layered members |
| WO2021169575A1 (en) * | 2020-02-27 | 2021-09-02 | 京东方科技集团股份有限公司 | Flexible display device and method for preparing flexible display device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030137613A1 (en) * | 2001-12-12 | 2003-07-24 | Seiko Epson Corporation. | Electrooptic device, liquid crystal device, and projection display device |
| CN2768128Y (en) * | 2004-09-28 | 2006-03-29 | 台虹科技股份有限公司 | Composite plastic base plate for flat panel display |
| CN1893102A (en) * | 2005-07-06 | 2007-01-10 | 三星Sdi株式会社 | Flat panel display and method of manufacturing the same |
| CN101057003A (en) * | 2004-11-09 | 2007-10-17 | 岛根县 | Metal-based carbon fiber composite material and producing method thereof |
| CN101675097A (en) * | 2007-05-01 | 2010-03-17 | 陶氏康宁公司 | Reinforced silicone resin film |
| CN101840835A (en) * | 2010-06-30 | 2010-09-22 | 福州大学 | Field emission double-side display device |
| CN102171139A (en) * | 2008-09-30 | 2011-08-31 | 凸版印刷株式会社 | Nano-carbon material composite substrate and method for manufacturing same |
-
2012
- 2012-08-10 CN CN2012102856741A patent/CN102825889A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030137613A1 (en) * | 2001-12-12 | 2003-07-24 | Seiko Epson Corporation. | Electrooptic device, liquid crystal device, and projection display device |
| CN2768128Y (en) * | 2004-09-28 | 2006-03-29 | 台虹科技股份有限公司 | Composite plastic base plate for flat panel display |
| CN101057003A (en) * | 2004-11-09 | 2007-10-17 | 岛根县 | Metal-based carbon fiber composite material and producing method thereof |
| CN1893102A (en) * | 2005-07-06 | 2007-01-10 | 三星Sdi株式会社 | Flat panel display and method of manufacturing the same |
| CN101675097A (en) * | 2007-05-01 | 2010-03-17 | 陶氏康宁公司 | Reinforced silicone resin film |
| CN102171139A (en) * | 2008-09-30 | 2011-08-31 | 凸版印刷株式会社 | Nano-carbon material composite substrate and method for manufacturing same |
| CN101840835A (en) * | 2010-06-30 | 2010-09-22 | 福州大学 | Field emission double-side display device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104004316A (en) * | 2014-06-12 | 2014-08-27 | 苏州经贸职业技术学院 | Liquid crystal display substrate material and manufacturing method thereof |
| CN104004316B (en) * | 2014-06-12 | 2016-08-17 | 苏州经贸职业技术学院 | A kind of liquid crystal display substrate material and preparation method thereof |
| CN108373847A (en) * | 2016-10-19 | 2018-08-07 | 上海和辉光电有限公司 | A kind of flexible touch screen base material and preparation method thereof |
| CN109843577A (en) * | 2016-10-20 | 2019-06-04 | 马丁·胡贝尔 | Double layered member, the method for manufacturing double layered member and the heat engine with multiple double layered members |
| WO2021169575A1 (en) * | 2020-02-27 | 2021-09-02 | 京东方科技集团股份有限公司 | Flexible display device and method for preparing flexible display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3203546U (en) | Smart window using multilayer polymer dispersed liquid crystal | |
| CN101641669B (en) | Touch panel and touch panel type display device | |
| CN209216976U (en) | Organic light-emitting display device and mobile terminal | |
| CN102825889A (en) | Display substrate and display device having same | |
| CN103155430B (en) | Slim type touch panel and include the mobile terminal of this slim type touch panel | |
| CN101876766B (en) | Touch liquid crystal display | |
| CN105358320A (en) | Strengthened thin glass-polymer laminates | |
| CN102540542B (en) | Polymer dispersed liquid crystal film and manufacturing method thereof | |
| CN101620327B (en) | Touch LCD screen | |
| CN109411520B (en) | Flexible display panel and display device | |
| JP5186496B2 (en) | Touch panel and touch panel display device | |
| CN103154788B (en) | There is the lighting device of viscoelastic lightguide | |
| US20150212358A1 (en) | Liquid crystal display panel, driving method and fabrication method thereof, and display device | |
| TW201441735A (en) | Touch-sensitive display device | |
| CN101889257B (en) | Touch panel and touch panel display device | |
| CN103337510A (en) | Display with switchable mirror surface and manufacturing method thereof | |
| KR102003427B1 (en) | Flexible liquid crystal film using fiber-based foldable transparent electrode and fabrication method thereof | |
| CN102707482A (en) | Negative polymer dispersed liquid crystal film, liquid crystal panel and liquid crystal display | |
| JP2021060521A (en) | Light-modulating film and dimmer | |
| JP3202625U (en) | Structure of optical composite layer | |
| WO2022227966A1 (en) | Transparent heating film and heating glass | |
| KR101587124B1 (en) | Liquid crystal display including the same | |
| CN204479885U (en) | Side light type intelligent substrate display device | |
| KR101038329B1 (en) | flexible display substrate | |
| US20120019451A1 (en) | Touch panel and touch display device using same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20121219 |
|
| RJ01 | Rejection of invention patent application after publication |