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公开(公告)号：KR101291601B1
公开(公告)日：2013-07-30
申请号：KR1020110078955
申请日：2011-08-09
Applicant: 한국과학기술연구원
Abstract: 본 발명은 고체산을 이용한 물 분해에 의한 수소의 제조방법에 관한 것으로, 구체적으로는 내열 및 내압 재질로 이루어진 반응기 내부의 온도를 500 ~ 1500K로 유지시킨 상태에서 물이 흡착된 고체산을 연속적으로 반응기 내부로 투입하고, 고체산에 흡착된 물을 분해하여 수소를 생산하는 과정과 물 분해에 사용된 고체산을 반응기 외부로 배출시켜 다시 물을 흡착시킨 후 반응기에 재투입하는 과정을 포함한다. 본 발명에 의하면 원하는 양만큼의 물을 고체산에 흡착시키고, 연속적으로 투입함으로써 물 분해에 의한 수소의 생산량을 증가시킬 수 있으며, 따라서, 물의 열분해방식에 의한 수소생산의 경제성을 크게 향상시킬 수 있다.
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公开(公告)号：KR101267976B1
公开(公告)日：2013-05-27
申请号：KR1020110038756
申请日：2011-04-26
Applicant: 한국과학기술연구원
CPC classification number: Y02E60/366
Abstract: 본발명은물을열분해하여수소를제조하는방법에있어서, (a) 철 70%이상을함유하는내열및 내압재질로구성되는반응기내부에고체산, 또는고체산과금속및 전해질중에서선택되는하나이상과의혼합물을구비하는단계; (b) 상기반응기의온도를물의기화점이하로유지하면서물 또는수증기를주입하여고체산에물을흡착시키는단계; (c) 500 K 이상 1500 K 이하의온도와 0.5 기압이상 100 기압이하의압력에서물을분해하여수소를생산하는단계; 및 (d) 반응기내부온도를물의기화점이하로낮추는단계를포함하는수소제조방법을제공한다. 본발명에의하면, 물분해에의한수소생산에있어서고체산에흡착되는물의양을원하는대로조절할수 있게함으로서낮은반응온도와압력에서도물을효율적으로분해하여수소의생산량을증가시킬수 있다. 따라서, 물의열분해방식에의한수소생산의경제성을향상시킬수 있으며, 그에따라, 물의열분해에의한수소생산을상업화할수 있다.
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公开(公告)号：KR1020120121033A
公开(公告)日：2012-11-05
申请号：KR1020110038756
申请日：2011-04-26
Applicant: 한국과학기술연구원
CPC classification number: Y02E60/366 , C01B3/06 , B01J6/008 , B01J21/02 , B01J21/16 , B01J37/0215
Abstract: PURPOSE: A manufacturing method of hydrogen by water pyrolysis is provided to improve economical characteristic of water pyrolysis-based hydrogen production by increasing the productivity of hydrogen. CONSTITUTION: A manufacturing method of hydrogen by water pyrolysis includes the following steps: solid acid or one or more mixtures selected from solid acid, metals, and electrolytes are arranged in a reactor made of a heat resistance and pressure resistance material containing 70% or more of iron; the internal temperature of the reactor is maintained at the boiling point of water or less, and water or vapor is injected into the reactor such that the solid acid absorbs water; the water is pyrolyzed under 500 to 1500 K and 0.5 to 100 atm to generate hydrogen; and the internal temperature of the reactor is reduced to the boiling point of the water or less. The metals are one, a mixture, or an alloy selected from a group including aluminum, zinc, iron, cobalt, manganese, chromium, and nickel. [Reference numerals] (AA) Heating wire
Abstract translation: 目的：提供通过水热裂解制氢的方法，以通过提高氢的生产率来提高水热裂解氢生产的经济性。 构成：通过水热解制造氢气的方法包括以下步骤：将固体酸或一种或多种选自固体酸，金属和电解质的混合物排列在由耐热和耐压材料制成的反应器中，该反应器含有70％或更多 的铁 反应器的内部温度保持在水的沸点以下，并将水或蒸气注入反应器，使固体酸吸收水分; 在500至1500K和0.5至100atm下热解水以产生氢; 并且反应器的内部温度降低至水的沸点或更低。 金属是选自铝，锌，铁，钴，锰，铬和镍中的一种，混合物或合金。 （标号）（AA）加热丝
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34.发明公开
公开(公告)号：KR1020080075697A
公开(公告)日：2008-08-19
申请号：KR1020070014957
申请日：2007-02-13
Applicant: 한국과학기술연구원
Abstract: A catalyst composition is provided to prepare water, helium, hydrogen, oxygen, nitrogen, carbon dioxide, etc. having compositions different from those of the reactants by performing nuclear transformation of reactants including water, and a single component or mixed components of compounds such as hydrogen, oxygen, nitrogen, and carbon dioxide presenting as gases at a temperature of at least 100°C. A catalyst composition for performing nuclear transformation of hydrogen, oxygen, nitrogen, or carbon dioxide in the water decomposition reaction process comprises only a compound classified as a solid acid. A catalyst composition for performing nuclear transformation of hydrogen, oxygen, nitrogen, or carbon dioxide in the water decomposition reaction process comprises 20 to 99 wt.% of a compound classified as a solid acid and 1 to 80 wt.% of a transition metal compound. A catalyst composition for performing nuclear transformation of hydrogen, oxygen, nitrogen, or carbon dioxide in the water decomposition reaction process comprises 20 to 99.5 wt.% of a compound classified as a solid acid and 0.5 to 80 wt.% of an electrolyte.
Abstract translation: 提供了一种催化剂组合物，通过对包括水在内的反应物进行核转化，以及单一组分或化合物的混合组分，例如水，氦，氢，氧，氮，二氧化碳等具有不同于反应物组成的组分， 在至少100℃的温度下作为气体呈现氢，氧，氮和二氧化碳。 在水分解反应过程中用于进行氢，氧，氮或二氧化碳的核转化的催化剂组合物仅包含分类为固体酸的化合物。 在水分解反应过程中用于进行氢，氧，氮或二氧化碳的核转化的催化剂组合物包含20至99重量％的分类为固体酸的化合物和1至80重量％的过渡金属化合物 。 在水分解反应过程中用于进行氢，氧，氮或二氧化碳的核转化的催化剂组合物包含20至99.5重量％的分类为固体酸的化合物和0.5至80重量％的电解质。
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公开(公告)号：KR1020060090462A
公开(公告)日：2006-08-11
申请号：KR1020050011370
申请日：2005-02-07
Applicant: 한국과학기술연구원
CPC classification number: B01J23/02 , B01J23/04 , B01J23/72 , C01B3/042 , Y02E60/364
Abstract: 본 발명은 루이스 산으로 분류되는 화합물, 루이스 산에 전자쌍을 제공할 수 있는 금속 화합물, 전이금속 또는 전이금속 화합물 및 전해질을 필요에 따라 혼합한 촉매 조성물에 관한 것으로 본 발명에 의한 촉매 조성물은 기상유기물을 분해하고 물을 분해하여 수소를 생성시키며, 물과 이산화탄소를 반응시켜 유기물을 합성하는 특성을 갖는다.
기상 유기물 분해, 유기물 합성, 이산화탄소 전환, 물분해, 루이스 산.-
Patent Agency Ranking36.发明授权
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公开(公告)号：KR1020010077071A
公开(公告)日：2001-08-17
申请号：KR1020000004627
申请日：2000-01-31
Applicant: 한국과학기술연구원
IPC: C04B38/06
CPC classification number: C04B35/64 , C02F1/003 , C04B35/16 , C04B35/52 , C04B38/06 , C04B41/88 , C04B2103/67
Abstract: PURPOSE: A preparation method of porous ceramic filter, especially, being applied to a water purifier, having filtering and antibacterial effects at a time is provided which simplifies structure of water purifier and improves antibacterial durability by dispersing Ag into ceramic raw materials. CONSTITUTION: The method comprises the steps of: (i) mixing 70-99.9wt.% of ceramic materials composed of one or more of clay, kaolin, feldspar and pottery stone with 0.1-30wt.% of silver salt such as silver acetate, silver carbonate and silver oxalate; (ii) mixing 30-95wt.% of the ceramic materials of step (i) with 5-70wt.% of powdered flammable materials such as carbon compound(graphite, carbon black), hydrocarbon compound(melamine, sugar) and mixture thereof; (iii) forming, drying and sintering at 500-1200deg.C for more than 1hrs. Also, the following Ag-coating step can be added: soaking the ceramic filter silver into salt solution containing 1-20wt.% of Ag+ ions; drying and sintering it at 500-1200deg.C for more than 30min.
Abstract translation: 目的：提供一种多孔陶瓷过滤器的制备方法，特别是应用于具有过滤效果和抗菌效果的净水器，其简化了净水器的结构，并通过将Ag分散在陶瓷原料中而提高了抗菌耐久性。 方法：该方法包括以下步骤：（i）将70-99.9重量％的由一种或多种粘土，高岭土，长石和陶石组成的陶瓷材料与0.1-30重量％的银盐如乙酸银， 碳酸银和草酸银; （ii）将30-95重量％的步骤（i）的陶瓷材料与5-70重量％的粉末状易燃材料如碳化合物（石墨，炭黑），烃化合物（三聚氰胺，糖）及其混合物混合; （iii）在500-1200℃下成型，干燥和烧结1小时以上。 此外，可以加入以下Ag-涂层步骤：将陶瓷过滤器银浸入含有1-20重量％Ag +离子的盐溶液中; 干燥并在500-1200℃烧结30多分钟。
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公开(公告)号：KR1020010025849A
公开(公告)日：2001-04-06
申请号：KR1019990036896
申请日：1999-09-01
Applicant: 한국과학기술연구원
CPC classification number: B01D15/163 , G01N30/52
Abstract: PURPOSE: A chromatography separation method using radially directed electric field is provided, which can control residence time of object material in the radial electric field according to the strength of electric field and relative polarity of an object material, a solvent and a packing material and can increase separation efficiency. Therefore the system can achieve high efficiency and high separation performance and also can be applied to chromatography of industrial scale. CONSTITUTION: The method comprises: i) applying voltage of more than 1V to chromatography column to form an electric field radially 1-10 minutes before charging sample; and ii) controlling residence time of the object material by controlling the strength of electric field. The equipment is characterized by a chromatography column (5), wherein an inside electrode (7) and an outside electrode (8) are installed inside and outside of the column respectively to charge electric field for separating an object material from a solvent and a packing material, the column having a channel with an inlet (11) and an outlet (12) for a coolant or heating media to flow.
Abstract translation: 目的：提供使用径向电场的色谱分离方法，其可以根据电场强度和目标材料，溶剂和包装材料的相对极性来控制物体在径向电场中的停留时间，并且可以 提高分离效率。 因此，该系统可以实现高效率和高分离性能，也可应用于工业规模色谱。 构成：该方法包括：i）给样品加样前，将1-10V以上的电压施加到色谱柱上，形成电场径向1-10分钟; 和ii）通过控制电场的强度来控制物体材料的停留时间。 该设备的特征在于色谱柱（5），其中内部电极（7）和外部电极（8）分别安装在该列的内部和外部，以将电场分离用于从溶剂中分离目标材料和包装 材料，该柱具有带有入口（11）的通道和用于冷却剂或加热介质流动的出口（12）。
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公开(公告)号：KR100281829B1
公开(公告)日：2001-02-15
申请号：KR1019990001307
申请日：1999-01-18
Applicant: 한국과학기술연구원
IPC: C01G23/00
Abstract: 분자내에히드록시기와 1 개이상의에테르기를갖는유기화합물(2-알콕시에탄올)을리간드로갖는티타늄유기금속화합물전구체(precursor)는리간드의입체효과와전자효과및 킬레이트효과에의해수화반응및 축합반응에따른고분자화현상을저지한다. 이러한티타늄전구체를알코올용매에희석한후 바륨염의수용액과혼합하여균일하게분산된바륨-티타늄복합체를형성하고알칼리수용액에서수열(hydrothermal) 반응조건을조절하여입자가고르고구형이며미세한결정형의화학양론적티탄산바륨(barium titanate) 미세분말을제조하는방법을제공한다.
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