CN1209945C - Panel fluorescent source based on nano carbon tube and method for manufacturing same - Google Patents

Panel fluorescent source based on nano carbon tube and method for manufacturing same Download PDF

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CN1209945C
CN1209945C CN 01139810 CN01139810A CN1209945C CN 1209945 C CN1209945 C CN 1209945C CN 01139810 CN01139810 CN 01139810 CN 01139810 A CN01139810 A CN 01139810A CN 1209945 C CN1209945 C CN 1209945C
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carbon nanotube
light source
fluorescent light
method
panel
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CN1423509A (en
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李宏彦
吴桔生
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京东方科技集团股份有限公司
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Abstract

一种基于碳纳米管平板荧光光源的制作方法,其方法至少包括如下步骤:在背面板的导电层上在石英管内直流电弧放电制备碳钠米管,或在石英管内蒸发酞箐铁,热分解通入的含碳气体制备碳纳米管;离心提纯,球磨分裂;定向移植碳纳米管到导电体上,将定向生长碳钠米管作为阴极;在前面板上制做荧光粉层;将荧光粉与感光胶搅拌混合均匀,采用丝网漏印方法印刷上去。 A method of making a fluorescent light source based on carbon nanotube plate, which method comprises at least the following steps: Preparation of sodium DC arc discharge of carbon nanotubes in a quartz tube in the back panel on the conductive layer, an iron phthalocyanine or evaporation in a quartz tube, thermal decomposition preparation of carbon-containing gas into a carbon nanotube; purified by centrifugation, split ball; directed onto the conductive carbon nanotube graft body, the directional growth carbon nanotubes sodium as a cathode; do phosphor layer made of the front panel; the phosphor mixing evenly the photoresist, using a screen printing method for printing up. 在背面板与前面板之间制作隔离子,以便支撑背面板与前面板相互保持距离。 Production spacer between the rear panel and the front panel, so as to support the front panel and the rear panel holding distance from one another. 将背面板和前面板的功能面对合组装。 The back panel and front panel functions of the face-fit assembly. 本发明采用真空微电子技术,利用碳纳米管简短场致冷发射原理制作高分辨率、高效率、长寿命的场致发射平板型荧光光源,其成本较低、亮度高,而且色彩鲜艳。 The present invention is vacuum microelectronic technology, making a short high resolution using a carbon nanotube field emission principle of refrigeration, high efficiency, long life of a field emission flat-panel fluorescent light, low cost, high brightness, and color rendition.

Description

基于碳纳米管平板荧光光源及其制作方法 Based on carbon nanotubes and method of manufacturing flat fluorescent light source

技术领域 FIELD

本发明涉及一种荧光光源及其制作方法,尤其是一种基于碳纳米管场致发光超薄平板型荧光光源及其制作方法。 The present invention relates to a fluorescent light source and its manufacturing method, particularly to an electroluminescent nanotube thin flat fluorescent light source and its manufacturing method.

背景技术 Background technique

在实用光源领域,荧光光源(VFLS)属于绿色生态照明,其发光依靠电子流激励而产生可见光,在特征谱上的发光亮度高,视角宽,光效高,可获得全色,而且工作温度范围宽,不含热效应引起的红外光谱,发光靠电子束控制,响应时间快,结构简单,省电,符合绿色环保要求。 In the field of practical light source, fluorescent light source (VFLs) belonging to green illumination, which relies on a flow of electrons excited light emitting visible light is generated in a high emission luminance characteristic spectrum, wide viewing angle, high efficiency, full-color can be obtained, and the operating temperature range broad infrared spectrum free of thermal effects, alone hair electron beam control, fast response time, simple structure, low power consumption, in line with environmental protection requirements.

现有技术中VFLS一般为电场激活汞蒸气,产生紫外线激发荧光粉发光。 Usually the prior art is the electric field activation VFLS mercury vapor, ultraviolet rays excite phosphors to generate light emission.

目前对于荧光光源的超薄、高亮度、节省能源的要求日益增加,目前主流的平板型光源为含汞荧光光源,汞对环境将造成很大的污染,不利于环境保护,而且成本较高,容易损坏。 At present, for ultra-thin fluorescent light source, high brightness, energy-saving requirements increasing, the current mainstream flat-type light source is a mercury-containing fluorescent light sources, mercury will cause great environmental pollution, is not conducive to environmental protection, and high cost, easily damaged.

发明内容 SUMMARY

本发明的目的在于提供一种基于碳纳米管平板荧光光源及其制作方法,依据本方法可制作成本低、亮度高、使用寿命长、荧光面积大的平板荧光光源,满足环境保护要求的平板荧光光源。 Object of the present invention is to provide a method of manufacturing a carbon nanotube plate, and a fluorescent light source based, according to this method may produce low cost, high brightness, long life, large phosphor area flat fluorescent light source, fluorescent plates meet environmental requirements light source.

本发明的目的是这样实现的:一种基于碳纳米管平板型荧光光源,它包括背面板、荧光发光层以及前面板,其中前面板和背面板对合构成荧光光源本体,荧光发光层设置在前面板和背面板之间。 Object of the present invention is implemented as follows: a carbon nanotube based flat fluorescent light source, comprising a back panel, a front panel and a fluorescent emitting layer, wherein the front panel and the rear plate together constituting the fluorescent light source body, a light emitting layer disposed on the phosphor between the front and back panels. 背面板内面层上设有作为阴极的碳纳米管,并设有电极引出端,前面板内面层上设有透明导电电极、荧光粉,背面板内面层上的碳纳米管以及前面板内面层的荧光粉构成荧光发光层。 Carbon nanotubes as a cathode is provided on the rear panel inner layer, and a lead-out electrode side, a transparent conductive electrode, a phosphor, carbon nanotubes on the surface of the inner layer of the back panel and the front panel on the front panel of the inner surface layer the phosphor layer constituting the inner surface of the fluorescent emitting layer.

前面板内面层上设有丝网漏印、起到支撑前面板和背面板作用的隔离子。 Serigraphy is provided on the front panel of the inner surface layer, play a supporting role in the front and back panels of the spacer. 隔离子设置在放电的碳纳米管缝隙之间,隔离子相互之间有间距。 Spacer disposed between the carbon nanotubes discharge gap, a distance between each spacer. 隔离子具体地材质,为深色低熔点玻璃粉材质。 Specifically, spacer material as a dark glass powder material. 根据需要,并且为保障精度,隔离子可制作为多层结构。 According to need, and for the protection of precision, spacers may be fabricated as a multilayer structure.

背面板为玻璃基材层或陶瓷基材层,其上设有导电层,或者直接采用低电阻导电膜玻璃。 The back panel is a glass substrate or a ceramic layer, base layer, on which a conductive layer, directly or with a low resistance conductive film glass. 碳纳米管为背面板导电层上定向生长制成。 Carbon nanotubes on the back surface plate conductive layer made of oriented growth.

前面板为透明的基材层。 The front panel is a transparent substrate layer.

前面板和背面板对合构成荧光光源本体的侧面封装预留口处设有平行的排气管。 The front and back panels of the exhaust pipe is provided with parallel sides of the package together at the reserve port constituting the fluorescent light source body. 排气管内设有消气剂。 An exhaust pipe equipped with a getter.

一种基于碳纳米管平板荧光光源的制作方法,其方法至少包括如下步骤:在背面板的导电层上制做碳纳米管,并引出做为阴极;在前面板上制做荧光粉层;将荧光粉与感光胶搅拌混合均匀,采用丝网漏印方法印刷上去。 A method of making flat fluorescent light source based on carbon nanotube, the method comprising at least the steps of: a conductive layer on the back surface of the carbon nanotube plate making, and as a cathode lead; do phosphor layer on the front panel system; and phosphor and photoresist mixing evenly, using a screen printing method for printing up.

在背面板与前面板之间制作隔离子,以便支撑背面板与前面板,保障相互的距离。 Production spacer between the rear panel and the front panel, so as to support the back panel and the front panel, to protect mutual distance.

将背面板和前面板的功能面对合组装。 The back panel and front panel functions of the face-fit assembly.

所述碳纳米管制作步骤较具体地为:用丝印方法印上银浆做为导电层的引出端;固化;采用电泳法或丝印法或热分解法定向生长碳钠米管作为阴极;在石英管内直流电弧放电制备碳钠米管,或在石英管内蒸发酞箐铁,热分解通入的含碳气体制备碳纳米管;离心提纯,球磨分裂;定向移植碳纳米管到导电体上。 The carbon nanotube production step more specifically: a method of screen printing a silver paste as the leading ends of conductive layer; curing; electrophoretic method or screen printing method or a thermal decomposition of sodium Directed grown carbon nanotubes as a cathode; quartz DC arc discharge tube producing a carbon nanometer tube, a quartz tube or evaporation iron phthalocyanine, a carbon-containing gas is thermally decomposed into carbon nanotubes is prepared; centrifugal purified split ball; directed onto the conductive carbon nanotube graft body.

所述步骤还包括:在背面板的导电层上涂感光胶,将感光胶前烘;利用紫外线进行感光胶感光胶暴光;光刻胶显影;光刻胶坚膜;在导电层上腐蚀出导电条。 Said step further comprises: a conductive layer coated on the rear plate photosensitive resist, prebaking the photoresist; using ultraviolet sensitive adhesive exposed photoresist; developing the photoresist; hardened photoresist; etching a conductive layer on the conductive article.

所述隔离子制作步骤包括:利用丝网印刷将透明的低熔点玻璃粉印制在前面板上;再进炉烧结,根据需要可印刷多层。 The spacer creating step comprises: using a screen printing a transparent glass powder is printed on the front panel; into the furnace and then sintered multilayer printed as needed.

组装时,将低熔点玻璃粉涂在前面板或背面板周边设置封口材料,制作围框,整体进行固化;把前面板和背面板对准,装载夹具内,在前面板和背面板封合的围框周边预留排气口,将排气管设置在排气口处,进炉烧结;通过排气管对前面板和背面板对合的内部进行抽真空。 In assembly, the glass powder coated front or rear panel disposed outside the sealing material, making the surround, the overall cure; the front and back panels are aligned, the loading clamp, the front panel and back panel of the sealed surround the periphery reservation exhaust port, the exhaust pipe is provided at the exhaust port, into the sintering furnace; front panel and a rear panel bonded to the inside is evacuated through the exhaust pipe.

排气管设置包括将排气管与预留排气口相通的侧面打小孔,将排气管带有小孔的一侧平行地贴合预留排气口,小孔对准预留排气口,排气管的周边涂低熔点玻璃粉,排气管贴合预留排气口的一端封闭。 It comprises an exhaust pipe is provided with an exhaust pipe communicating with the exhaust port side reservation holes to play, parallel to the side of the exhaust tube with apertures bonded reservation vent, aperture aligned rows reserved port, the periphery of the glass powder coated with an exhaust pipe, an exhaust pipe attached to an end of the exhaust port is closed bonded reserved.

将排气管贴合预留排气口的一端拉细,在较细的管体上打小孔。 The exhaust pipe attached to an end of the exhaust port reserved attenuation, play apertures in the thin tube. 利用激光或超声波进行排气管的打孔。 Puncturing by laser or ultrasonic exhaust pipe. 小孔为一个以上,在一条直线上。 Is more than one orifice, in a straight line.

在排气管内设置消气剂,排气到极限时封住排气管抽真空的端口,将装有消气剂排气管放置在高频感应圈内击活,将带有消气剂的排气管的一段封下。 When the exhaust pipe is sealed evacuated getter disposed in the exhaust pipe, the exhaust port to the ultimate vacuum, the getter with an exhaust pipe placed in a high frequency induction circle live down, the exhaust pipe with getters period under seal.

所述的背面板为低阻ITO玻璃或制作了导电层的平板玻璃或陶瓷基片。 The rear panel is made of a low resistance ITO glass or flat glass or a ceramic substrate electrically conductive layer. 背面板制作包括切割适当的尺寸;清洗油污、碎渣。 The back panel includes a cutting production of appropriate size; oil cleaning, slag.

根据上述技术方案分析,本发明采用真空微电子技术,利用碳纳米管场致冷发射原理制作高分辨率、高效率、长寿命的场致发射平板型荧光光源,其成本较低、亮度高,而且色彩鲜艳。 The analysis above technical solution, the present invention employs a vacuum microelectronics technology, production of high resolution using a carbon nanotube field emission principle of refrigeration, high efficiency, long life of a field emission flat-panel fluorescent light, low cost, high brightness, and colorful.

附图说明 BRIEF DESCRIPTION

图1是本发明整体立体结构示意图;图2是本发明的分解状态前后面板结构示意图;图3是本发明隔离子平面结构示意图; 1 is a schematic perspective overall structure of the present invention; FIG. 2 is a schematic view of an exploded state of the front panel structure according to the present invention; FIG. 3 is a structural diagram of the present invention, sub-plane isolation;

图4是本发明导电条平面结构示意图具体实施方式下面结合附图和具体实施方式对本发明做进一步地详细说明。 FIG 4 is a planar conductive strip schematic structure of the present invention DETAILED DESCRIPTION The present invention will be described in further detail in conjunction with the accompanying drawings and specific embodiments.

参见图1-4,本发明为一种碳纳米管平板型荧光光源,它包括背面板1、荧光发光层以及前面板2,其中前面板2和背面板对合构成荧光光源本体,荧光发光层设置在前面板2和背面板1之间。 1-4, the present invention is a carbon nanotube flat fluorescent light source, comprising a fluorescent light-emitting layer and a front panel 2 rear panel, wherein the front panel and the back panel 2 bonded body constituting the fluorescent light, fluorescent light emitting layer 2 is provided between a front panel and a rear panel. 背面板1内面层上设有作为阴极的碳纳米管11,并设有电极引出端,前面板2内面层上设有导电层21、荧光粉22,背面板1内面层上的碳纳米管11以及前面板2内面层的荧光粉22构成荧光发光层。 As the cathode is provided a carbon nanotube layer 11 on the inner surface of the rear plate 1, and provided with an electrode leading end, with 21, 22, the carbon layer on the inner surface of a rear plate phosphor layer conductive panel 2 on the front surface layer nanotubes 11 and the phosphor layer of the front panel 22 of the inner surface 2 constituting the fluorescent emitting layer. 具体地,前面板2为透明的基材层,背面板1为玻璃基材层或陶瓷基材层,其上设有导电层,或者直接采用低电阻导电膜玻璃。 Specifically, the front panel 2 is a transparent base layer, the back panel 1 is a glass substrate or a ceramic layer, base layer, on which a conductive layer, directly or with a low resistance conductive film glass. 碳纳米管11为沿背面板1导电层上腐蚀出的导电条上定向生长制成。 Oriented growth of carbon nanotubes 11 is formed on the etched conductive layer on the conductive strip along the back panel.

前面板2和背面板1对合构成荧光光源本体的侧面封装预留口处设有平行的排气管3,这样可保障荧光光源本体的抽真空和超薄的要求,而不至于因为排气管3的体积导致荧光光源本体的增厚。 Front panel 2 and rear panel one pair of sides of the package together at the reserve port constituting the fluorescent light source body is provided parallel to the exhaust pipe 3, so that the body can protect the fluorescent light and ultra-thin vacuum requirements, and not because the exhaust gas 3 results in thickening of the volume of the tube fluorescent light source body. 排气管3内设有消气剂4,这样不仅能够增加荧光光源本体的有效面积,而且通过使用消气剂进一步满足荧光光源本体的真空度的要求,提高荧光光源本体的使用寿命。 3 exhaust pipe 4 equipped with a getter, so that not only can increase the effective area of ​​the fluorescent light source body, and further satisfies the requirements of the degree of vacuum by using a fluorescent light source body getters, to improve the life of a fluorescent light source body.

为保障,对于大面积的荧光光源本体内部抽真空中,前面板2和背面板1之间能够具有一定的承压能力,前面板2内面层上设有起到支撑前面板2和背面板1作用的隔离子23。 For the protection, a large area of ​​the internal vacuum fluorescent light source body, the front panel and the rear plate 2 can have a certain bearing capacity between 1, provided with a front plate 2 and rear play a supporting plate 2 on the front panel of the inner surface layer 1 action spacers 23. 隔离子23采用为透明低熔点玻璃粉材质。 Spacer 23 has a transparent glass powder material. 隔离子23具体的形状符合放电的碳纳米管11缝隙,因此设置在放电的碳纳米管11缝隙之间,隔离子23相互有间距。 Spacers 23 meet the specific shape of carbon nanotubes discharge slot 11, the slot 11 thus is provided between the discharge of the carbon nanotubes, spacer 23 at a distance from each other. 为保障精度,隔离子23采用丝网漏印制作,根据不同的厚度要求隔离子23为多层结构。 To protect precision, spacer 23 produced using screen printing, depending on the thickness of the spacers 23 required for the multilayer structure.

为稳定抽真空时,前面板2和背面板1对合的整体均匀距离,在前面板2和背面板1对合构成荧光光源本体的侧边四周封装的材料5内设有玻璃微珠,以便克服封口材料导致前面板和背面板对合的整体均匀距离不一致的缺点,保障压力的一致。 Vacuum is stable, the front plate 2 and rear plate 1 is bonded to the whole uniform distance, the front panel 2 and rear panel together constituting one pair of the side fluorescent light source body four weeks the encapsulated material 5 equipped with glass beads, so that overcome the plugging material results in overall uniform distance bonded inconsistent drawbacks front and back panels, guarantee consistent pressure.

本发明具体的制作方法为:背面板1制做:把低阻ITO玻璃(或者平板玻璃、陶瓷基片)切割成适当尺寸,清洗去油污和碎渣,用丝网印刷的方法印上银浆作为引出端11,并固化。 Specific production method of the present invention are: making a back panel: the low resistance ITO glass (or flat glass, ceramic substrates) cut to size, degreasing and cleaning debris, by the screen printing method of printing silver paste as the lead end 11, and cured. 用电泳法、丝印法或热分解法定向生长碳纳米管12作为阴极。 By electrophoresis, screen printing method, or a thermal decomposition Directed growth of carbon nanotubes 12 as the cathode.

具体步骤包括:1、把低阻ITO平板玻璃(或者制作导电层的平板玻璃、陶瓷基片)切割成适当尺寸。 Specific steps include: 1, the low resistance ITO glass sheet (or flat glass production, a ceramic substrate electrically conductive layer) cut to size.

2、清洗去油污、碎渣。 2, cleaning degreasing, slag. 玻璃清洗,包括:1)自来水冲洗干净;2)去离子水冲洗干净;3)丙酮超声;4)无水乙醇超声;5)去离子水超声;6)冷热去离子水冲洗干净;7)无水乙醇脱水。 Cleaning glass, comprising: a) water rinse; 2) deionized water rinse; 3) Acetone ultrasound; 4) of anhydrous ethanol ultrasound; 5) Deionized water ultrasound; 6) cold deionized water rinse; 7) dehydrated ethanol.

3、用丝印方法印上银浆作为引出端;;4、固化;5、用电泳法、丝印法或者热分解法定向生长碳纳米管作为阴极。 3, a method of screen printing a silver paste as the leading ends ;; 4, curing; 5, by electrophoresis, screen printing method or a thermal decomposition Directed growth of carbon nanotubes as a cathode. 移植碳纳米管具体地方法:在石英管内直流电弧放电制备碳纳米管,或者在石英管内蒸发酞氰铁,热分解通入的含碳气体制备碳纳米管。 Transplantation particular method of carbon nanotubes: in the quartz tube DC arc discharge prepare a carbon nanotube, or iron phthalocyanine was evaporated in a quartz tube, the carbon-containing gas is thermally decomposed into carbon nanotubes is prepared. 然后通过离心提纯,球磨分裂,再用电泳方法把碳纳米管定向移植到导电体上做为阴极。 Is then purified by centrifugation, split ball, an electrophoretic method and then grafted onto the carbon nanotube is oriented as a cathode electrical conductor.

前面板2制做: 2 front panel making:

在带有导电层21的前面板2的基础上,用丝印的方法印上一些透明低玻粉作为隔离子23,进炉烧结,若隔离子23高度不够,可以重复丝印。 On the basis of the front panel with a conductive layer 21 of the upper 2, by the method of screen printing, some low-melting point glass powder as a transparent spacer 23, into the sintering furnace, high enough when the spacer 23 may be repeated screen printing. 然后涂上荧光粉22。 22 is then coated with phosphor. 把低玻粉在板上作为周边封口料,固化。 The low melting point glass powder in the plate as the peripheral sealing material cured.

具体步骤如下:1、重复背面板制作前四步;2、用丝印方法印上透明低玻粉作为隔离子;3、进炉烧结,若高度不够,可重复上步;4、涂上荧光粉;5、把低玻粉涂在板上作为周边封口料;6、固化。 Specific steps are as follows: 1 four steps are repeated before producing the back panel; 2, by screen printing method on the transparent low melting point glass powder as a spacer; 3, into the sintering furnace, if high enough, the steps can be repeated; 4 coated with phosphor ; 5, the low melting point glass powder coated plate as the peripheral sealing material; 6, cured.

组装:将周边带有低玻粉涂封口料的前面板2和背面板1对准,装在夹具内,前面板2和背面板1周边为涂布围框4。 Assembly: The outside glass powder coated with a low front panel 2 and rear plate 1 are aligned sealing material, mounted in the jig, the front panel 2 and rear plate 1 is applied to the peripheral enclosure frame 4. 在装上排气管3,涂上低玻粉。 3 mounted on the exhaust pipe, coated with a low melting point glass powder. 进炉烧结,在排气管3内装消气剂4,排气。 Into the sintering furnace, the interior of the exhaust pipe 3 getter 4, the exhaust gas. 当排气到极限时,封住。 When the exhaust gas to the limit, sealed. 把排气管3装的消气剂4激活,用火头把多余的排气管3封下。 3 is mounted to an exhaust pipe 4 getter activation, by attempting to lower the excess exhaust pipe 3.

上述步骤中,各个步骤具体的内容为:玻璃清洗,包括:自来水冲洗干净;去离子水冲洗干净;丙酮超声;无水乙醇超声;去离子水超声;冷热去离子水冲洗干净;无水乙醇脱水。 In the above step, the specific contents of the respective steps of: cleaning glass, comprising: a water rinse; deionized water rinse; acetone ultrasound; ethanol ultrasound; ultrasonic deionized water; cold deionized water rinse; ethanol dehydration.

蒸发包括:源的处理:把直径0.11mm的镍铬丝(Ni 80%Cr 20%纯度99.9%)在丙酮内侵泡24小时,再用无水乙醇泡24小时后,高纯氮气吹干。 Evaporator comprising: a processing source: the nichrome wire diameter of 0.11mm (Ni 80% Cr 20% purity 99.9%) 24 hours soaked in acetone, then ethanol soak for 24 hours, dry high purity nitrogen. 真空蒸发镍铬导电层:将处理好的镍铬丝长若干米对折后紧绕在直钨杆上。 Nickel-chromium conductive layer was evaporated in vacuo: sends the processed nichrome wire length of several meters folded tightly around the straight tungsten rod. 把待蒸发的玻璃板用弹簧丝固定在蒸发台内旋转支架上。 Fixing the glass plate to be evaporated in a rotary hearth stent spring wire. 当真空度达到0.1Pa,对玻璃加热烘烤。 When the degree of vacuum reached 0.1Pa, heating and baking the glass. 蒸发温度大约为1600℃,其厚度可由探针测量样片的电阻换算得到。 Evaporation temperature of about 1600 ℃, the thickness measuring probe resistance can be obtained in terms of samples.

涂布低玻粉和荧光粉:采用丝网漏印方法印刷低玻粉与感光胶混合料,作为中间的隔离子。 Low glass powder and a phosphor coating: printing using a screen printing method and photosensitive rubber low glass powder mixture as the intermediate spacers. 当然透明隔离子尺寸是很小的不影响排气通道。 Of course, the transparent spacer small size does not affect the exhaust passage. 荧光粉采用丝网漏印方法印刷上去的。 Phosphor printing method using a screen stencil up. 在印刷时必需通过搅拌机把荧光粉搅拌均匀。 When printing is necessary to stir the phosphor by a stirrer. 印刷出荧光粉厚度由丝网膜的目数确定。 Printing the phosphor thickness is determined by the mesh screen film.

涂布围框:把低玻粉调和后涂布在前面板作为围框。 Surround coating: After blending the low melting point glass powder as a coated front panel surround. 围框不是全封闭要留出排气管安装口,再进炉固化。 Not leaving a closed surround the exhaust pipe mounting opening, and then cured into the furnace.

拉排气管:把排气管一端在火头上拉细,若排气管是直角的,拉细后就得弯好,并把细的一端封口,再用激光或超声波在细管上打一个以上的小孔,它们都在一条直线上。 Pull exhaust pipe: the exhaust pipe at the head of the fire end of attenuation, if the exhaust pipe is at right angles to the bend attenuation you have good, and the sealed end of the fine, and then the laser or ultrasonic waves hit the thin tube more the holes, which are in a straight line. 把烧结在一起的上下玻璃板和加工好的排气管装在模具内,把这些小孔与围框上预留的口对准,涂好低玻粉,进炉烧结,把排气管烧在屏边缘。 And processing the upper and lower glass sintered together good exhaust pipe mounted in a mold, the reserved these holes align with the mouth surround, good low-coated glass powder, the sintering into the furnace, the burnt exhaust pipe in the screen edge.

消气剂:在排气管内装入消气剂,这消气剂是压制在高纯镍片上,保持排气管朝上的位置,然后接真空机组排气。 Getter: getter charged in the exhaust pipe, which is pressed getter of high purity nickel sheet, the holding position of the exhaust pipe upward, and then the vacuum exhaust unit. 当排气到极限时封下,封口离消气剂尽量远一点。 When the exhaust seal to the limit, the farther away from the sealing possible getter. 激活消气剂,用火头把带有消气剂的这一段排气管封下,使留在屏上的排气管长度不大于约3毫米。 Getter activation, attempting to use this section of the exhaust pipe is sealed with a getter, a length of the exhaust pipe on the left screen is not greater than about 3 millimeters.

Claims (18)

1.一种基于碳纳米管平板型荧光光源,它包括背面板、荧光发光层以及前面板,其中前面板和背面板对合构成荧光光源本体,荧光发光层设置在前面板和背面板之间,其特征在于:所述的背面板内面层上设有作为阴极的碳纳米管,并设有电极引出端,前面板内面层上设有透明导电电极、荧光粉,背面板内面层上的碳纳米管以及前面板内面层的荧光粉构成荧光发光层;前面板内面层上设有丝网漏印、起到支撑前面板和背面板作用的隔离子,隔离子设置在放电的碳纳米管缝隙之间,隔离子相互之间有间距;隔离子为深色低熔点玻璃粉材质。 A flat fluorescent light source based on carbon nanotube, which comprises a back panel, a front panel and a fluorescent emitting layer, wherein the front panel and the rear plate together constituting the fluorescent light source body, the fluorescent light-emitting layer disposed between the front and rear panels characterized in that: a carbon nanotube as a cathode is provided on the inner surface of the rear plate layer, and a lead-out electrode side, a transparent conductive electrode, a phosphor layer formed on the back surface of the front panel the inner surface of the inner panel layer phosphor nanotubes, and the front surface of the inner panel constituting the phosphor layer on the light emitting layer; serigraphy is provided on the front panel inner surface, the front support functions and back panels acting spacers, spacers arranged in the discharge the gap between the carbon nanotubes, a distance between the spacer from each other; spacer material as a dark low-melting glass frit.
2.根据权利要求1所述的基于碳纳米管平板型荧光光源,其特征在于:背面板为玻璃基材层或陶瓷基材层,其上设有导电层。 The back panel is a glass substrate or a ceramic layer, base layer, a conductive layer provided thereon: 2. The tablet of claim 1 fluorescent light source based on carbon nanotube, characterized in that claim.
3.根据权利要求1所述的基于碳纳米管平板型荧光光源,其特征在于:背面板为低电阻导电膜玻璃。 3. The flat fluorescent light source based on carbon nanotube, wherein according to claim 1: the back panel glass is a low resistance conductive film.
4.根据权利要求1或2或3所述的基于碳纳米管平板型荧光光源,其特征在于:碳纳米管为背面板导电层上定向生长制成。 The flat fluorescent light source based on carbon nanotube 1 or claim 2 or claim 3, wherein: the carbon nanotubes are oriented on the back surface plate conductive layer made of growth.
5.根据权利要求1所述的基于碳纳米管平板型荧光光源,其特征在于:前面板为透明的基材层。 The flat fluorescent light source based on carbon nanotube, wherein according to claim 1: the front panel is a transparent substrate layer.
6.根据权利要求1所述的基于碳纳米管平板型荧光光源,其特征在于:前面板和背面板对合构成荧光光源本体的侧面封装预留口处设有平行的排气管,排气管内设有消气剂。 6. The flat fluorescent light source based on carbon nanotube, characterized in that said according to claim 1: the front and back panels of the exhaust pipe is provided with parallel sides of the package together at the reserve port constituting the fluorescent light source body, an exhaust tube equipped with a getter.
7.一种基于碳纳米管平板荧光光源的制作方法,其特征在于:所述的方法至少包括如下步骤:1)在背面板上用丝印方法印上银浆,固化后做为导电层,引出阴极的引出端;在导电层上采用电泳法或丝印法或热分解法定向生长碳钠米管作为阴极;2)利用丝网印刷将透明的低熔点玻璃粉印制在前面板上;再进炉烧结,在背面板与前面板之间制作隔离子,以便支撑背面板与前面板,保障相互的距离。 A method of manufacturing a carbon nanotube-based flat fluorescent light source, wherein: the method comprises at least the following steps: 1) the silver paste on the back panel with screen printing method, as the conductive layer after curing, lead a cathode lead terminal; electrophoretic method or a screen printing method or a thermal decomposition of sodium Directed growth of carbon nanotubes on the conductive layer as a cathode; 2) by screen printing a transparent glass powder is printed on the front panel; then into sintering furnace, made between the front panel and the rear plate spacer, so as to support the back panel and the front panel, to protect mutual distance. 3)将荧光粉与感光胶搅拌混合均匀,采用丝网漏印方法在前面板上印刷制做荧光粉层;4)将背面板和前面板的功能面对合组装。 3) stirring the phosphor with the photoresist uniformly mixed, using a screen printing method to make the phosphor layer on the front panel manufactured by printing; 4) and the back panel facing the front panel features fit assembly.
8.如权利要求7所述的基于碳纳米管平板荧光光源的制作方法,其特征在于:所述步骤1)中的碳钠米管的制作方法包括:1)在石英管内直流电弧放电制备碳钠米管,或在石英管内蒸发酞箐铁,热分解通入的含碳气体制备碳纳米管;2)离心提纯,球磨分裂;3)定向移植碳纳米管到导电体上。 The method of making the carbon nanotubes sodium step 1) comprises:: a) preparing a carbon arc discharge current in a quartz tube 8. The method for fabricating a carbon nanotube plate 7, based on a fluorescent light source, as claimed in claim wherein sodium nanotubes, or iron phthalocyanine was evaporated in a quartz tube, the carbon-containing gas is thermally decomposed into carbon nanotubes prepared; and 2) was purified by centrifugation, split ball; 3) directed onto the conductive carbon nanotube graft body.
9.如权利要求7所述的基于碳纳米管平板荧光光源的制作方法,其特征在于:所述步骤1)还包括:在背面板的导电层上涂感光胶,将感光胶前烘;利用紫外线进行感光胶感光胶暴光;光刻胶显影;光刻胶坚膜;在导电层上腐蚀出导电条。 Said step 1) further comprising: a: a method of manufacturing a carbon nanotube plate 7, based on a fluorescent light source, wherein as claimed in claim coating photoresist on the conductive layer of the back panel, the prebaked photoresist; using ultraviolet sensitive adhesive exposed photoresist; developing the photoresist; hardened photoresist; etched conductive strips on the conductive layer.
10.如权利要求7所述的基于碳纳米管平板荧光光源的制作方法,其特征在于:所述隔离子的印刷根据需要可印刷多层。 The spacer printable multilayer printed as required: the method of manufacturing a carbon nanotube plate 7, based on a fluorescent light source, wherein as claimed in claim 10.
11.如权利要求7所述的基于碳纳米管平板荧光光源的制作方法,其特征在于:所述步骤4)较具体地为:将低熔点玻璃粉涂在前面板或背面板周边设置封口材料,制作围框,整体进行固化;把前面板和背面板对准,装载夹具内,在前面板和背面板封合的围框周边预留排气口,将排气管设置在排气口处,进炉烧结;通过排气管对前面板和背面板对合的内部进行抽真空。 A low melting point glass frit sealing material is provided coating the periphery of the front or back panel: the step 4) more specifically: the method of manufacturing a carbon nanotube plate 7, based on a fluorescent light source, wherein as claimed in claim , surround production, the overall cure; the front and back panels are aligned, the loading fixture, surround the periphery of the front and back panels of the reserve sealing an exhaust port, the exhaust duct is provided at the exhaust port , into the sintering furnace; through an exhaust pipe on the front and back panels of the interior of the evacuated combined.
12.如权利要求11所述的基于碳纳米管平板荧光光源的制作方法,其特征在于:上述步骤中排气管设置包括将侧面打小孔,将排气管带有小孔的一侧平行地贴合预留排气口,小孔对准预留排气口,排气管的周边涂低熔点玻璃粉,排气管贴合预留排气口的一端封闭。 The method of manufacturing a carbon nanotube 11 is flat fluorescent light source based on which of claim 12 wherein: an exhaust pipe provided above step comprises the side holes to play, parallel to the side of the exhaust pipe with small holes fit reserved exhaust port, the exhaust port apertures aligned with reservation, the surrounding glass powder coated with an exhaust pipe, an exhaust pipe attached to an exhaust port of the closed end of the reservation.
13.如权利要求12所述的基于碳纳米管平板荧光光源的制作方法,其特征在于:将排气管贴合预留排气口的一端拉细,在较细的管体上打小孔。 As claimed in claim 12 said method of manufacturing a carbon nanotube-based flat fluorescent light source, wherein: the exhaust pipe attached to an end of the exhaust port reserved attenuation, play apertures in the thin tube .
14.如权利要求12或13所述的基于碳纳米管平板荧光光源的制作方法,其特征在于:利用激光或超声波进行排气管的打孔。 Puncturing by laser or ultrasonic exhaust pipe: 12 to 13 or the method of manufacturing flat fluorescent light source based on carbon nanotube, characterized in that as claimed in claim.
15.如权利要求13所述的基于碳纳米管平板荧光光源的制作方法,其特征在于:小孔为一个或一个以上,一个以上的小孔在一条直线上。 Claim 15. The method of manufacturing a carbon nanotube plate 13 based on the fluorescent light source, wherein: one or more apertures, one or more in a straight line in the orifice.
16.如权利要求11或12所述的基于碳纳米管平板荧光光源的制作方法,其特征在于:在排气管内设置消气剂,排气到极限时封住排气管抽真空的端口,将装有消气剂的排气管放置在高频感应圈内激活,将带有消气剂的排气管的一段封下。 11 or 12, said method of manufacturing a carbon nanotube-based flat fluorescent light source, which is characterized in claim 16. wherein: the getter disposed in the exhaust pipe, the exhaust pipe is sealed evacuated to the exhaust port of the vacuum limit, the an exhaust pipe placed in the getters with high frequency induction circle activated, the sealed section of the exhaust pipe with a getter agent.
17.如权利要求7所述的基于碳纳米管平板荧光光源的制作方法其特征在于:所述的背面板为低阻ITO玻璃或制作了导电层的平板玻璃或陶瓷基片。 Claim 17. The method of manufacturing a carbon nanotube plate 7, based on a fluorescent light source wherein: said back panel is made of low resistance ITO glass or flat glass or a ceramic substrate electrically conductive layer.
18.如权利要求7或17所述的基于碳纳米管平板荧光光源的制作方法其特征在于:所述的背面板制作包括切割适当的尺寸;清洗油污、碎渣。 As claimed in claim 18 or the method of manufacturing the carbon nanotube 177 of the light source based on the fluorescence plate wherein: the rear plate includes a cutting making appropriate size; oil cleaning, slag.
CN 01139810 2001-11-29 2001-11-29 Panel fluorescent source based on nano carbon tube and method for manufacturing same CN1209945C (en)

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