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公开(公告)号:KR101847411B1
公开(公告)日:2018-04-10
申请号:KR1020170030111
申请日:2017-03-09
Applicant: 서울대학교산학협력단 , 국민대학교산학협력단
IPC: G01N21/552 , G01N21/17
CPC classification number: G01N21/553 , G01N21/1717 , G01N2021/1742
Abstract: 본발명은플렉서블한기판의표면에부착된시료에광을조사하여상기시료의정량분석을수행하는정량분석시스템및 정량분석방법에관한것이다. 본발명의일 실시예에따르면, 외측면의적어도일부분에상기기판이부착되며, 상기기판을지지하고일방향으로회전가능하도록제공되는지지부및 상기지지부와연결되어상기지지부를회전시키는구동부를가지는기판지지부재와전하는상기기판의표면에부착된상기시료에광을조사하는광부재와그리고기 광부재에서조사된상기광이상기시료에부딪히고난 뒤반사되는광을수신하여상기시료의정량분석을수행하는분석부재를포함하는정량분석시스템을포함한다.
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公开(公告)号:KR101880441B1
公开(公告)日:2018-07-20
申请号:KR1020110072691
申请日:2011-07-21
Applicant: 서울대학교산학협력단
CPC classification number: C01B33/18 , B82Y30/00 , B82Y40/00 , C01P2004/52 , C01P2004/64
Abstract: 본발명은염기성완충용액을이용한균일한크기의실리카나노입자의대량제조방법에관한것이다. 보다상세하게는, 본발명은 (i) 유기용매에실리카전구체를녹인용액을염기성완충용액에첨가하여가열하는단계; 및 (ii) 상기 (i) 단계에서생성된실리카나노입자를분리하는단계를포함하는균일한크기의실리카나노입자제조방법에대한것이다.
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公开(公告)号:KR1020150118737A
公开(公告)日:2015-10-23
申请号:KR1020140044649
申请日:2014-04-15
Applicant: 서울대학교산학협력단
Abstract: 금속나노입자의제조방법에있어서, 금속전구체를용매에용해시켜금속전구체용액을제조한다. 상기금속전구체용액을금속염분말과혼합하여전구체복합체를제조한다. 상기전구체복합체를열처리한다. 건식기반의반응시스템을활용하여용이하게금속나노입자를제조할수 있다.
Abstract translation: 本发明涉及金属纳米粒子的制造方法。 关于金属纳米粒子的制造方法,通过在溶剂中除去金属前体来制造金属前体溶液。 然后通过将金属前体溶液与金属盐粉末混合,然后用热处理前体络合物,制备前体复合物。 因此,通过应用基于干法的反应体系,可以容易地制备金属纳米颗粒。
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公开(公告)号:KR1020110023263A
公开(公告)日:2011-03-08
申请号:KR1020090081026
申请日:2009-08-31
Applicant: 서울대학교산학협력단
IPC: B82B3/00
Abstract: PURPOSE: A method for preparing a metal oxide-carbon nanocomposite material is provided to obtain a nanocomposite material in which metal oxide nanoparticles of uniform size is uniformly dispersed on a carbon substrate by heating a mixture of nanoparticles containing metal oxyhydroxide or metal oxide with carbon precursors. CONSTITUTION: A method for preparing a metal oxide-carbon nanocomposite material comprises the steps of: treating a mixture of nanoparticles(10) containing metal oxyhydroxide or metal oxide with carbon precursors in a pressure condition lower than a normal pressure to form an organic coating layer(20) surrounding the nanoparticles; and heating the nanoparticles surrounded by the organic coating layer to form metal oxide nanoparticle(15) surrounded by a carbon substrate(25).
Abstract translation: 目的:提供一种制备金属氧化物 - 碳纳米复合材料的方法,以获得纳米复合材料,其中均匀尺寸的金属氧化物纳米粒子通过加热含有金属羟基氧化物或金属氧化物的纳米颗粒与碳前体的混合物均匀分散在碳基体上 。 构成:制备金属氧化物 - 碳纳米复合材料的方法包括以下步骤:在低于常压的压力条件下处理含有金属羟基氧化物或金属氧化物的纳米颗粒(10)与碳前体的混合物,以形成有机涂层 (20); 以及加热被有机涂层包围的纳米颗粒,以形成由碳衬底(25)围绕的金属氧化物纳米颗粒(15)。
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公开(公告)号:KR101696204B1
公开(公告)日:2017-01-13
申请号:KR1020140051526
申请日:2014-04-29
Applicant: 서울대학교산학협력단
IPC: B22F9/24
Abstract: 복합금속나노입자의제조방법에있어서, 제1 금속전구체용액및 제2 금속전구체용액을제조한다. 제1 금속전구체용맥및 제2 금속전구체용액을금속염분말과혼합하여전구체복합체를제조한다. 전구체복합체를열처리한다. 건식기반의반응시스템을활용하여용이하게복합금속나노입자를제조할수 있다.
Abstract translation: 本发明涉及制备复合金属纳米粒子的方法。 制备第一和第二金属前体溶液。 通过将第一和第二金属前体溶液与金属盐粉末混合来制备金属前体复合材料。 金属前体复合材料经热处理。 本发明能够使用干燥反应体系容易地制备复合金属纳米粒子。
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公开(公告)号:KR1020130011505A
公开(公告)日:2013-01-30
申请号:KR1020110072691
申请日:2011-07-21
Applicant: 서울대학교산학협력단
CPC classification number: C01B33/18 , B82Y30/00 , B82Y40/00 , C01P2004/52 , C01P2004/64 , B82B3/00 , C01B33/12
Abstract: PURPOSE: The manufacturing of a silica nanoparticle of uniform-size and the method thereof is provided to manufacture a silica nanoparticle of 5-50 nm in size through the process of regrowth of the silica nanoparticle to a size of 2 Mm whereby there is no agglomeration of the particle, is of uniform size and is well dispersible in an aqueous solution. CONSTITUTION: The manufacturing of silica nanoparticle of uniform-size comprises of the following steps. During the heating process, the solution is melted and a basic buffer solution is added. Next, the step of separating the generated silica nanoparticle is proceeded by selecting a silica precursor from a group consisting of tetra ethyl orthosilicate, tetramethoxysilane, and silicon tetrachloride. The organic solvent is selected from a group consisting of cyclohexane, hexane, a heptane and an octane. The pH of the basic buffer solution may be 9-14 and the heating temperature may be 25-80°C.
Abstract translation: 目的:制备均匀二氧化硅纳米颗粒及其制备方法,以通过二氧化硅纳米颗粒的再生长过程将尺寸为5-50nm的二氧化硅纳米颗粒制成尺寸为2M的结晶,由此不存在聚集 的颗粒,具有均匀的尺寸并且在水溶液中很好地分散。 构成:均匀尺寸的二氧化硅纳米颗粒的制造包括以下步骤。 在加热过程中,将溶液熔化并加入碱性缓冲溶液。 接下来,通过从由原硅酸四乙酯,四甲氧基硅烷和四氯化硅组成的组中选择二氧化硅前体来进行分离产生的二氧化硅纳米颗粒的步骤。 有机溶剂选自环己烷,己烷,庚烷和辛烷。 碱性缓冲溶液的pH可以为9-14,加热温度可以为25-80℃。
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公开(公告)号:KR1020120126664A
公开(公告)日:2012-11-21
申请号:KR1020110044649
申请日:2011-05-12
Applicant: 서울대학교산학협력단
CPC classification number: C01B32/15 , B82B1/008 , B82B3/0038 , B82Y40/00
Abstract: PURPOSE: A manufacturing method of carbon nanocapsule is provided to prevent carbon nanocapsule particles from coagulating and to improve the dispersibility of the particles in water-based materials. CONSTITUTION: A manufacturing method of carbon nanocapsule includes the following steps: silica nanoparticles are synthesized(S1); a carbon coating layer is formed on the surface of the silica nanoparticles(S2); a silica coating layer is formed on the carbon coating layer to form a carbon-silica complex(S3); the carbon coating layer is carbonized to form a carbonized coating layer(S4); and the silica nanoparticles and silica coating layer are removed(S5). The carbon coating layer is formed by introducing a carbon precursor into a dispersion containing the silica nanoparticles. The carbon precursor includes octadecyl trimethoxy silane. [Reference numerals] (AA) Start; (BB) End; (S1) Synthesizing silica nanoparticles; (S2) Forming a carbon coating layer; (S3) Forming a silica coating layer; (S4) Forming a carbonized coating layer by carbonizing the carbon coating layer; (S5) Removing the silica nanoparticles and the silica coating layer
Abstract translation: 目的:提供碳纳米胶囊的制造方法,以防止碳纳米胶囊颗粒凝结,提高颗粒在水性材料中的分散性。 构成:碳纳米胶囊的制造方法包括以下步骤:合成二氧化硅纳米粒子(S1); 在二氧化硅纳米颗粒(S2)的表面上形成碳涂层; 在碳涂层上形成二氧化硅涂层以形成碳 - 二氧化硅复合物(S3); 将碳涂层碳化以形成碳化涂层(S4); 并除去二氧化硅纳米颗粒和二氧化硅涂层(S5)。 通过将碳前体引入含有二氧化硅纳米粒子的分散体中而形成碳涂层。 碳前体包括十八烷基三甲氧基硅烷。 (附图标记)(AA)开始; (BB)结束; (S1)合成二氧化硅纳米粒子; (S2)形成碳涂层; (S3)形成二氧化硅涂层; (S4)通过碳化碳涂层形成碳化涂层; (S5)除去二氧化硅纳米粒子和二氧化硅被覆层
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公开(公告)号:KR102142850B1
公开(公告)日:2020-08-10
申请号:KR1020180119486
申请日:2018-10-08
Applicant: 재단법인 다차원 스마트 아이티 융합시스템 연구단 , 서울대학교산학협력단
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公开(公告)号:KR1020160105152A
公开(公告)日:2016-09-06
申请号:KR1020150028476
申请日:2015-02-27
Applicant: 서울대학교산학협력단 , 기초과학연구원
IPC: C01B31/04 , H01M4/58 , H01M10/052
CPC classification number: C01B32/184 , C01B32/194 , C01P2004/04 , C01P2006/40 , H01M4/58 , H01M10/052
Abstract: 본발명은헤테로원자로도핑된그래핀제조방법에관한것이다. 보다상세하게는, 본발명은 (i) 헤테로원자전구체및 알칼리금속공급원의혼합물을비활성분위기하에서가열하는단계; 및 (ii) 헤테로원자로도핑된그래핀을분리하는단계를포함하고, 상기헤테로원자전구체는하이드록시기를포함하지아니하는것임을특징으로하는, 헤테로원자로도핑된그래핀제조방법및 이렇게제조된그래핀의용도에대한것이다.
Abstract translation: 本发明涉及掺杂杂原子的石墨烯的制造方法。 更具体地,掺杂有杂原子的石墨烯的制造方法包括以下步骤:(i)在惰性气氛下加热杂原子前体和碱金属供应源的混合物; 和(ii)分离掺杂有杂原子的石墨烯。 杂原子前体不包括羟基。 本发明还涉及根据本发明制造的石墨烯的用途。
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公开(公告)号:KR1020150124689A
公开(公告)日:2015-11-06
申请号:KR1020140051526
申请日:2014-04-29
Applicant: 서울대학교산학협력단
IPC: B22F9/24
CPC classification number: B22F9/24 , B22F1/0018 , B22F1/025 , B22F2009/245 , B22F2201/02 , B22F2201/11 , B22F2303/15 , B22F2304/05
Abstract: 복합금속나노입자의제조방법에있어서, 제1 금속전구체용액및 제2 금속전구체용액을제조한다. 제1 금속전구체용맥및 제2 금속전구체용액을금속염분말과혼합하여전구체복합체를제조한다. 전구체복합체를열처리한다. 건식기반의반응시스템을활용하여용이하게복합금속나노입자를제조할수 있다.
Abstract translation: 本发明涉及制备复合金属纳米粒子的方法。 制备第一和第二金属前体溶液。 通过将第一和第二金属前体溶液与金属盐粉末混合来制备金属前体复合材料。 金属前体复合材料经热处理。 本发明能够使用干燥反应体系容易地制备复合金属纳米粒子。
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