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公开(公告)号：KR100824339B1
公开(公告)日：2008-04-23
申请号：KR1020060120363
申请日：2006-12-01
Applicant: 한국산업기술평가원(관리부서:요업기술원)
IPC: C23C16/00
Abstract: A three-dimensional chemical vapor deposition apparatus is provided to provide a product or a part with a three-dimensional coating having high quality by solving a temperature gradient problem, a concentration gradient problem, and a by-product problem, and a method for obtaining a three-dimensional coating having high quality using the apparatus is provided. A three-dimensional coating apparatus comprises: a reaction chamber having an internal space defined by a top face, a bottom face, and side faces; reaction gas showers which are installed on at least two faces of the top face, the bottom face, and the side faces of the reaction chamber to flow in reaction gas; exhaust pipes which are installed on at least two faces of the top face, the bottom face, and the side faces of the reaction chamber to flow out the reaction gas; a porous distribution plate installed within the reaction chamber adjacently to the reaction gas showers to atomize reaction gas flown in from the reaction gas showers; a plurality of heaters installed in the porous distribution plate; an exhaust mechanism connected to the exhaust pipes to exhaust the reaction gas in the reaction chamber; and a reaction gas inflow/outflow controller for controlling the reaction gas showers and the exhaust mechanism such that the reaction gas flows into at least one reaction gas shower selected from the reaction gas showers on the top face, the bottom face, and the side faces of the reaction chamber, and the reaction gas is exhausted to at least one exhaust pipe selected from the exhaust pipes on the top face, the bottom face, and the side faces of the reaction chamber, and changing the selected reaction gas shower or the selected exhaust pipe during the deposition process. The three-dimensional coating apparatus further comprises a gas introduction pipe(210) extending to a central part of the chamber, and a porous gas distributor(216) attached to an end of the gas introduction pipe.
Abstract translation: 提供一种三维化学气相沉积装置，通过解决温度梯度问题，浓度梯度问题和副产物问题来提供具有高质量的三维涂层的产品或部件，以及获得 提供了使用该设备具有高质量的三维涂层。 三维涂布装置包括：具有由顶面，底面和侧面限定的内部空间的反应室; 反应气体骤冷器，其安装在反应室的顶面，底面和侧面的至少两个面上，以在反应气体中流动; 排气管，其安装在反应室的顶面，底面和侧面的至少两个面上，以流出反应气体; 安装在与反应气体淋浴器相邻的反应室内的多孔分配板，以雾化从反应气体骤冷器流出的反应气体; 安装在多孔分配板中的多个加热器; 排气机构，与排气管连接，排出反应室内的反应气体; 以及用于控制反应气体喷射器和排气机构的反应气体流入/流出控制器，使得反应气体流入选自上表面，底面和侧面的反应气体淋浴中的至少一个反应气体淋浴 并且将反应气体排出到选自反应室的顶面，底面和侧面上的排气管中的至少一个排气管，并且改变所选择的反应气体淋浴或所选择的反应气体 排气管在沉积过程中。 三维涂布装置还包括延伸到室的中心部分的气体导入管（210）和附着在气体导入管的端部的多孔气体分配器（216）。
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公开(公告)号：KR100824328B1
公开(公告)日：2008-04-23
申请号：KR1020060095428
申请日：2006-09-29
Applicant: 한국산업기술평가원(관리부서:요업기술원)
Abstract: 본 발명은 코팅 방법 및 그 장치에 관한 것으로, 국부적인 양압과 마이크로 액적을 이용한 양압 코팅 방법 및 그 장치에 관한 것이다. 본 발명의 특징은 (a) 일체형 반응조 내부 하단부에 위치한 기판을 가열하는 단계; (b) 상기 일체형 반응조 내부 상단부에 위치한 적어도 일부영역에 적어도 하나 이상의 분사부를 통하여 증착물질 성분의 전구체를 상기 반응조 내부로 주입하는 단계; 및 (c) 상기 전구체가 기판으로 하강하면서 상기 반응조 내부의 압력 분포를 반전시켜, 무화된 전구체를 상기 기판에 증착 시키는 단계를 포함한다.
이와 같은 본 발명을 제공하게 되면, 코팅시약-용매 시스템에서 기화된 용매 및 첨가제가 국부적인 고압 혹은 양압을 유도하여 전구체 복합체들을 자연스럽게 기판부로 이동시켜 용이하게 박막제작이 가능하게 된다.
또한, 일반적인 투명전도막을 포함한 세라믹 박막에 필요한 고가의 장비 즉 고진공 장비가 필요하지 않아 다양한 세라믹 박막들을 손쉽게 제공하고, 연속적으로 공정할 수 있는 방법을 제공하여 제조단가를 낮추어 대량생산이 가능하게 된다.
양압, 반응조, 마이크로 액적, 코팅, 세라믹, 무화-
公开(公告)号：KR100776252B1
公开(公告)日：2007-11-13
申请号：KR1020060057785
申请日：2006-06-27
Applicant: 한국산업기술평가원(관리부서:요업기술원)
Abstract: A method for forming oxidation resistant multi-coating on carbon material is provided to manufacture the multi-coating having superior airtight property by coating a surface after a CVR process with carbosilane polymer. A method for forming anti-oxidative multi-coating on carbon material comprises a step of allowing carbon material to react with silicon gas or silicon oxidation gas, which is provided by pack power containing carbide, to deposit a first coating layer containing SiC on the surface of the carbon material. The carbon material having the first coating layer is coated with polycarbosilane solution to form a second coating layer. The carbon material is subject to a heat treatment process in order to form carbide by thermally decomposing the second coating layer. The polycarbosilane comprises at least one selected from the group consisting of polymethylcarbosilane, polymethylphenylcarbosilane, polyvinylcarbosilane and polymethylsilane.
Abstract translation: 提供了一种在碳材料上形成耐氧化多层涂层的方法，以通过在碳氢硅烷聚合物进行CVR处理之后涂覆表面来制造具有优异气密性的多层涂层。 用于在碳材料上形成抗氧化多层涂层的方法包括使碳材料与包含碳化物的包装电力提供的硅气体或硅氧化气体反应的步骤，以在表面上沉积含有SiC的第一涂层 的碳材料。 具有第一涂层的碳材料涂覆有聚碳硅烷溶液以形成第二涂层。 碳材料经受热处理工艺，以通过热分解第二涂层形成碳化物。 聚碳硅烷包括选自聚甲基碳硅烷，聚甲基苯基碳硅烷，聚乙烯基碳硅烷和聚甲基硅烷中的至少一种。
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公开(公告)号：KR100675986B1
公开(公告)日：2007-01-30
申请号：KR1020050124853
申请日：2005-12-16
Applicant: 한국산업기술평가원(관리부서:요업기술원)
Abstract: A coating method for improving oxidation resistance of graphite by pyrophosphoric acid is provided to secure the stability of graphite even at high temperature and to extend the life time by forming an oxidation resistance layer by coating the graphite with pyrophosphoric acid. The coating method for improving oxidation resistance of graphite by pyrophosphoric acid comprises the steps of: impregnating the graphite with alcohol and then drying the graphite; dipping the dried graphite in a pyrophosphoric acid aqueous solution, dispersing ultrasonic wave, and then drying the graphite; and thermally treating the graphite at high temperature. The concentration of the pyrophosphoric acid aqueous solution is in a range of 0.1~3mol/L. The graphite is vacuum-pressurized in the pyrophosphoric acid aqueous solution at the same time in dispersing ultrasonic wave.
Abstract translation: 提供一种通过焦磷酸提高石墨抗氧化性的涂覆方法，以确保即使在高温下石墨的稳定性，并通过用焦磷酸涂覆石墨形成抗氧化层来延长寿命。 用焦磷酸改善石墨抗氧化性的涂覆方法包括以下步骤：用酒精浸渍石墨，然后干燥石墨; 将干燥的石墨浸入焦磷酸水溶液中，分散超声波，然后干燥石墨; 并在高温下热处理石墨。 焦磷酸水溶液的浓度在0.1〜3mol / L的范围内。 在分散超声波的同时，在焦磷酸水溶液中对石墨进行真空加压。
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公开(公告)号：KR100588555B1
公开(公告)日：2006-06-14
申请号：KR1020040003614
申请日：2004-01-17
Applicant: 한국산업기술평가원(관리부서:요업기술원)
IPC: A61K47/48
Abstract: 본 발명은 온도-감응성 폴리머로 개질된 나노다공성 실리카에 약물을 담지시킨 약물전달체 및 이의 제조방법에 관한 것이다.
온도-감응성 폴리머, 나노다공성, 실리카, 약물전달체, 폴리(N-이소프로필아크릴아미드)(PNIPAm)-
Patent Agency Ranking
公开(公告)号：KR1020040109982A
公开(公告)日：2004-12-29
申请号：KR1020030039631
申请日：2003-06-19
Applicant: 장승조 , 한국산업기술평가원(관리부서:요업기술원)
IPC: C10C3/00
Abstract: PURPOSE: Provided is a cost-efficient method for preparation of low temperature heating element of carbon material starting from pitch precursor. CONSTITUTION: The method comprises the steps of providing a pitch precursor; the first heat treatment of the pitch precursor to prepare mesophase pitch; shaping the pitch into the desired shape; the second heat treatment of the shaped pitch under oxidizing atmosphere to stabilize; and the third heat treatment for carbonizing the shaped pitch. Alternatively, the method further comprises the step of mixing coke into the pitch after the first heat treatment. The first heat treatment is carried out under inert atmosphere at the temperature of about 400 to about 550 deg.C and the second heat treatment is carried out at the temperature of about 150 to about 200 deg.C. In the step of mixing, the ratio of the thermally treated pitch and coke is 100:0.1 to 100:40.
Abstract translation: 目的：提供从沥青前体制备碳材料的低温加热元件的成本有效的方法。 构成：该方法包括提供沥青前体的步骤; 首先对沥青前体进行热处理以制备中间相沥青; 将节距成形为所需的形状; 在氧化气氛下对成形沥青的第二次热处理稳定; 以及用于碳化成形节距的第三热处理。 或者，该方法还包括在第一热处理之后将焦炭混入沥青中的步骤。 第一热处理在惰性气氛下在约400至约550℃的温度下进行，第二次热处理在约150至约200℃的温度下进行。 在混合工序中，热处理沥青与焦炭的比例为100:0.1〜100:40。
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公开(公告)号：KR100418047B1
公开(公告)日：2004-02-11
申请号：KR1020010056574
申请日：2001-09-13
Applicant: 극동씰테크 주식회사 , 한국산업기술평가원(관리부서:요업기술원)
IPC: C08K9/06
Abstract: PURPOSE: Provided is a resin bonded carbon composition excellent in compatibility between a filler and a binder and wettability, thereby injection-molding resin bonded carbon articles having excellent properties. CONSTITUTION: The resin bonded carbon composition is produced by a process comprising the steps of: surface-treating a part or whole of a carbon filler with a silane-based coupling agent such as gamma-amino alkyl trialkoxy silane; mixing the carbon filler and a polymer resin as the binder and curing the mixture; grinding the cured mixture.
Abstract translation: 目的：提供一种填料和粘合剂之间的相容性和润湿性优异的树脂粘合碳组合物，由此注射成型具有优异性能的树脂粘合碳制品。 构成：树脂结合碳组合物通过包括以下步骤的方法生产：用硅烷基偶联剂如γ-氨基烷基三烷氧基硅烷对一部分或全部碳填料进行表面处理; 混合碳填料和作为粘合剂的聚合物树脂并固化混合物; 研磨固化的混合物。
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公开(公告)号：KR100573907B1
公开(公告)日：2006-04-26
申请号：KR1020030039631
申请日：2003-06-19
Applicant: 장승조 , 한국산업기술평가원(관리부서:요업기술원)
IPC: C10C3/00
Abstract: 본 발명은 탄소재 발열체 제조 방법에 관한 것으로, 보다 상세하게는 핏치를 전구체로 하여 탄화시킨 저온 발열체의 제조 방법에 관한 것이다. 본 발명은 핏치 전구체를 제공하는 단계, 상기 핏치 전구체로부터 메조페이스화된 핏치를 제조하기 위한 제1 열처리 단계, 상기 열처리된 핏치를 소정의 발열체 형상으로 성형하는 단계, 상기 핏치 성형체를 산화 안정화하기 위해 산화 분위기에서 열처리하는 제2 열처리 단계 및 상기 핏치 성형체를 탄화 열처리하는 단계를 포함하는 탄소재 저온 발열체 제조 방법을 제공한다. 본 발명에 따르면, 핏치 내에 휘발 성분을 제거하여 탄소 수율을 높이고 열처리에 의한 뒤틀림이나 부풀림이 발생하지 않는 탄소재 저온 발열체의 제조가 가능하다.
핏치, 탄소, 저온 발열체-
公开(公告)号：KR1020050075665A
公开(公告)日：2005-07-21
申请号：KR1020040003614
申请日：2004-01-17
Applicant: 한국산업기술평가원(관리부서:요업기술원)
IPC: A61K47/48
CPC classification number: A61K47/6923 , A61K47/58 , B82Y5/00
Abstract: 본 발명은 온도-감응성 폴리머로 개질된 나노다공성 실리카에 약물을 담지시킨 약물전달체 및 이의 제조방법에 관한 것이다.
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公开(公告)号：KR1020020035429A
公开(公告)日：2002-05-11
申请号：KR1020010056575
申请日：2001-09-13
Applicant: 극동씰테크 주식회사 , 한국산업기술평가원(관리부서:요업기술원)
IPC: C08K3/04
Abstract: PURPOSE: Provided is a resin bonded carbon composition containing graphite and a binder resin, which is excellent in mechanical properties and has improved friction wear property. CONSTITUTION: The resin bonded carbon composition comprises 30-55wt% of the graphite having an activated group on the surface thereof by pickling, 45-70wt% of the binder resin, and additionally less than 20wt%(based on the weight of the total composition) of an activated carbon, 3wt%(based on the weight of the total composition) of diatomite, 1.5-2wt%(based on the weight of the total composition) of ethylene glycol. And the resin bonded carbon composition is produced by a process comprising the steps of: pickling the graphite and drying; mixing the pickled graphite, the binder resin, the activated carbon, the diatomite, the ethylene glycol, and a solvent; heating and stirring the mixture and drying and grinding.
Abstract translation: 目的：提供一种含有石墨和粘合剂树脂的树脂粘合碳组合物，其机械性能优异并且具有改善的摩擦磨损性能。 构成：树脂粘合碳组合物包含通过酸洗在其表面上具有活化基团的30-55重量％的石墨，45-70重量％的粘合剂树脂，另外小于20重量％（基于总组合物的重量） ）3重量％（基于总组合物的重量）的硅藻土，1.5-2重量％（基于总组合物的重量））乙二醇。 树脂粘合碳组合物通过包括以下步骤的方法制备：酸洗石墨并干燥; 混合酸洗石墨，粘合剂树脂，活性炭，硅藻土，乙二醇和溶剂; 加热搅拌混合物并干燥研磨。
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