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公开(公告)号：KR1020110021456A
公开(公告)日：2011-03-04
申请号：KR1020090079269
申请日：2009-08-26
Applicant: 한국전기연구원
Abstract: PURPOSE: A method for manufacturing silver paste is provided to prepare silver paste with high conductivity and printability while improving electrical and physical properties of the silver paste through only a small amount of multi-walled carbon nanotubes. CONSTITUTION: A method for manufacturing silver paste comprises the steps of: preparing a multi-walled carbon nanotube dispersion by dispersing the multi-walled carbon nanotube; preparing a multi-walled carbon nanotube mixed solution by mixing silver powder with inorganic binder into the multi-walled carbon nanotube dispersion and stirring the mixture; forming silver paste capable of direct printing in the multi-walled carbon nanotube mixed solution using a viscosity enhancer; coating the upper side of a substrate with the silver paste through direct printing and plasticizing the coated material to form a pattern electrode.
Abstract translation: 目的：提供一种制备银膏的方法，以通过仅少量的多壁碳纳米管改善银膏的电气和物理性能，从而制备具有高导电性和可印刷性的银膏。 构成：制造银浆的方法包括以下步骤：通过分散多壁碳纳米管制备多壁碳纳米管分散体; 通过将银粉与无机粘合剂混合到多壁碳纳米管分散体中并搅拌混合物来制备多壁碳纳米管混合溶液; 使用粘度增强剂形成能够在多壁碳纳米管混合溶液中直接印刷的银浆料; 用银膏通过直接印刷涂布基板的上侧并使涂覆材料增塑以形成图形电极。
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公开(公告)号：KR101091178B1
公开(公告)日：2011-12-09
申请号：KR1020100101205
申请日：2010-10-18
Applicant: 한국전기연구원
IPC: H01J1/304
CPC classification number: H01J1/3042 , C01B32/20 , H01J1/304 , H01J9/025 , H01J2329/0449
Abstract: PURPOSE: An electron emitter and a manufacturing method thereof are provided to control the density and the location of a graphen emitter by forming the graphen emitter using a filtration process. CONSTITUTION: Oxidation graphen dispersion solution is manufactured from the graphite flake of a powdered state. Graphen dispersion solution is manufactured by restoring the oxidation graphen dispersion solution through a wet process. The graphen dispersion solution is formed into a graphen film(110) using a filter. The graphen film is separated from the filter and is transmitted on a substrate(100). An electron emitter is manufactured.
Abstract translation: 目的：提供电子发射器及其制造方法，以通过使用过滤工艺形成石墨发射体来控制石墨发射体的密度和位置。 构成：氧化石墨烯分散液由粉状状的石墨片制成。 Graphen分散溶液通过湿法氧化石墨烯分散液的还原而制得。 使用过滤器将石墨烯分散溶液形成为石墨薄膜（110）。 将石墨膜与过滤器分离并在基板（100）上传送。 制造电子发射体。
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Patent Agency Ranking3.发明公开
公开(公告)号：KR1020110075839A
公开(公告)日：2011-07-06
申请号：KR1020090132399
申请日：2009-12-29
Applicant: 한국전기연구원
Abstract: PURPOSE: A carbon nano tube electron emitter for a low voltage operation and a manufacturing method thereof are provided to improve an electron emission property by making carbon nano tube/binder/metal nano particle dispersion solutions by controlling the size and shape of the metal nano particle. CONSTITUTION: A carbon nano tube, a binder, and a metal precursor are simultaneously inputted to solvents. The size and shape of the metal nano particle are controlled by controlling the interaction between the binder and the metal precursor through a sol gel process. The carbon nano tube/binder/metal nano particle dispersion solutions are made. A thin film electron emitter is formed by coating the carbon nano tube/binder/metal nano particle dispersion solutions on the upper side of the cathode substrate with a spray method.
Abstract translation: 目的：提供一种用于低电压操作的碳纳米管电子发射体及其制造方法，通过控制金属纳米颗粒的尺寸和形状，通过制备碳纳米管/粘合剂/金属纳米颗粒分散液来提高电子发射性能 。 构成：将碳纳米管，粘合剂和金属前体同时输入到溶剂中。 通过溶胶凝胶法控制粘合剂和金属前体之间的相互作用来控制金属纳米颗粒的尺寸和形状。 制备碳纳米管/粘合剂/金属纳米颗粒分散液。 通过喷涂法将碳纳米管/粘合剂/金属纳米颗粒分散液涂布在阴极基板的上侧，形成薄膜电子发射体。
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公开(公告)号：KR101147229B1
公开(公告)日：2012-05-18
申请号：KR1020110038200
申请日：2011-04-25
Applicant: 한국전기연구원
CPC classification number: H01J1/304 , C01B32/20 , H01J9/025 , H01J2201/30469 , H01J2329/0449
Abstract: PURPOSE: A method for manufacturing an electron emitter is provided to form a metal nano-particle by forming a graphen/metal nano-particle electron emitter by using a filtration process and to improve low voltage driving and field emission characteristics. CONSTITUTION: Oxide graphen diffusion solution of large size is manufactured from graphite flake of a power type. Oxide graphen/metal precursor diffusion solution is manufactured by mixing a metal precursor in the oxide graphen diffusion solution. A metal nano-particle is uniformly formed on the surface of graphen by resolving the oxide graphen/metal precursor diffusion solution through a wet process. Graphen/metal nano-particle diffusion solution is manufactured. A graphen/metal nano-particle film is formed by passing the graphen/metal nano-particle diffusion solution through a filter. The graphen/metal nano-particle film is separated from the filter and is transferred to a substrate. An electron emitter is formed.
Abstract translation: 目的：提供一种制造电子发射体的方法，通过使用过滤工艺形成石墨烯/金属纳米颗粒电子发射体并改善低电压驱动和场致发射特性来形成金属纳米颗粒。 构成：大尺寸的氧化物石墨扩散溶液由电力型石墨片制成。 通过在氧化物石墨烯扩散溶液中混合金属前体来制造氧化物石墨/金属前体扩散溶液。 通过湿法处理氧化石墨/金属前体扩散溶液，均匀地在石墨烯表面形成金属纳米粒子。 制造Graphen /金属纳米粒子扩散溶液。 通过使石墨烯/金属纳米粒子扩散溶液通过过滤器形成石墨/金属纳米颗粒膜。 将石墨烯/金属纳米颗粒膜与过滤器分离并转移至基材。 形成电子发射体。
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公开(公告)号：KR101142525B1
公开(公告)日：2012-05-07
申请号：KR1020110023920
申请日：2011-03-17
Applicant: 한국전기연구원
CPC classification number: H01J1/30 , B32B37/00 , C01B32/182 , C23C14/24 , H01J2329/0449
Abstract: PURPOSE: A flexible display and a manufacturing method thereof are provided to prevent substrate deformation by manufacturing a flexible electrode with a transfer or a deposition process. CONSTITUTION: Oxidation graphene dispersion solution is manufactured from graphite or graphite flake. A flexible graphene film is formed by transferring or depositing the oxidation graphene dispersion solution on a flexible plastic substrate. A graphene anode electrode and a graphene cathode electrode are formed by forming a fluorescence film/protective layer on the flexible graphene film. A flexible graphene electron emitter is manufactured with a transfer-welding process by using the flexible graphene film. The graphene anode electrode and the graphene cathode electrode are separated by using a plastic spacer.
Abstract translation: 目的：提供柔性显示器及其制造方法，以通过制造具有转印或沉积工艺的柔性电极来防止基板变形。 构成：氧化石墨烯分散液由石墨或石墨片制成。 通过将氧化石墨烯分散液转移或沉积在柔性塑料基材上形成柔性石墨烯膜。 通过在柔性石墨烯膜上形成荧光膜/保护层来形成石墨烯阳极电极和石墨烯阴极电极。 通过使用柔性石墨烯膜，通过转移焊接工艺制造柔性石墨烯电子发射体。 通过使用塑料间隔物分离石墨烯阳极电极和石墨烯阴极电极。
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公开(公告)号：KR101118733B1
公开(公告)日：2012-03-12
申请号：KR1020090079269
申请日：2009-08-26
Applicant: 한국전기연구원
Abstract: 본 발명은 디스플레이 전극 인쇄용 다중벽 탄소나노튜브가 함유된 은페이스트 전극의 제조방법에 관한 것으로서, 고분자 공중합체를 분산제로 사용하여 도전성이 우수한 다중벽 탄소나노튜브를 고농도 분산시키고 은 분말 및 무기 바인더, 점도 증진제 등과 혼합, 교반함으로써 직접 인쇄가 가능한 고점도 도전성 은페이스트를 제조하는 것이다. 소량의 다중벽 탄소나노튜브 만으로도 기존에 도전성 전극 재료로 사용되고 있는 은페이스트의 전기적, 물리적 특성을 개선시키면서 인쇄성이 탁월한 고점도, 고도전성 은페이스트를 제조할 수 있다.
고도전성 디스플레이용 전극, 다중벽 탄소나노튜브, 은페이스트-
7.发明授权
公开(公告)号：KR101091186B1
公开(公告)日：2011-12-09
申请号：KR1020090132399
申请日：2009-12-29
Applicant: 한국전기연구원
Abstract: 본발명은스프레이법을이용하여탄소나노튜브전자방출원을제조함에있어서저전압구동을위해첨가되는금속나노입자를탄소나노튜브, 바인더와동시에제조하는방법및 이에의해제조된전계방출소자용탄소나노튜브전자방출원에관한것이다. 특히, 졸겔공정을통해바인더물질과금속전구체의상호작용을조절하여크기와형태가제어된안정한분산용액을제조함으로서형성된금속나노입자의크기가작고균일할뿐더러경화온도가낮은바인더를사용하여바인더의경화과정만으로도금속나노입자의소성을동시에구현할수 있으므로공정단가및 시간을단축하는이점과더불어저전압구동이가능하고박막이면서균일한전자방출특성을구현할수 있는장점이있다.
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