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公开(公告)号：KR1020140060417A
公开(公告)日：2014-05-20
申请号：KR1020120126757
申请日：2012-11-09
Applicant: 한국과학기술연구원
CPC classification number: B01J23/80 , B01J35/0053 , B01J37/031 , B01J37/06 , B01J37/08 , C01B3/326 , C01B2203/0227 , C01B2203/1076 , C01B2203/1223 , Y02P20/52
Abstract: The present invention relates to a Cu/Zn/Al catalyst comprising nanoparticles having a high surface area and a method for producing the catalyst and, more particularly, to a Cu/Zn/Al catalyst comprising nanoparticles having a high surface area and a method for producing the catalyst, wherein the method comprises: a metal precursor solution production step of dissolving copper, zinc and aluminum precursors in an organic solvent to produce a metal precursor solution; a base aqueous solution production step of producing a base aqueous solution; a metal nanoparticle precipitation step of adding the produced base aqueous solution in the produced metal precursor solution, mixing and stirring the base aqueous solution and the metal precursor solution to precipitate metal nanoparticles; and a catalyst production step of collecting, cleaning, drying the precipitated metal nanoparticles, and plasticizing the precipitated metal nanoparticles to obtain a Cu/Zn/Al catalyst. According to the method of the present invention, a Cu/Zn/Al catalyst with superior vitality can be obtained.
Abstract translation: 本发明涉及包含高表面积的纳米颗粒的Cu / Zn / Al催化剂和用于制备催化剂的方法，更具体地说，涉及包含具有高表面积的纳米颗粒的Cu / Zn / Al催化剂和用于 制备催化剂，其中所述方法包括：将铜，锌和铝前体溶解在有机溶剂中以生产金属前体溶液的金属前体溶液的制备步骤; 生产碱性水溶液的碱性水溶液生产步骤; 金属纳米颗粒沉淀步骤，将所制备的碱水溶液加入到所制备的金属前体溶液中，混合并搅拌碱水溶液和金属前体溶液以沉淀金属纳米颗粒; 以及催化剂制造步骤，收集，清洗，干燥沉淀的金属纳米颗粒，并使沉淀的金属纳米颗粒增塑，得到Cu / Zn / Al催化剂。 根据本发明的方法，可以获得具有优异活力的Cu / Zn / Al催化剂。
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公开(公告)号：KR1020040098909A
公开(公告)日：2004-11-26
申请号：KR1020030031232
申请日：2003-05-16
Applicant: 한국과학기술연구원
IPC: B01J38/10
CPC classification number: B01J23/75 , B01J23/42 , B01J37/18 , B01J37/349
Abstract: PURPOSE: To reduce catalysts by using non-thermal plasma instead of conventional thermal reduction method, thereby not requiring an additional heating device and reducing reduction time. CONSTITUTION: The method comprises a step of contacting non-thermal plasma state catalysts containing metal compounds with a gas containing hydrogen, where the non-thermal plasma is generated by a dielectric barrier discharge.
Abstract translation: 目的：通过使用非热等离子体代替传统的热还原方法来减少催化剂，从而不需要额外的加热装置并减少还原时间。 方案：该方法包括使含有金属化合物的非热等离子体状态催化剂与含有氢的气体接触的步骤，其中通过电介质阻挡放电产生非热等离子体。
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公开(公告)号：KR100351621B1
公开(公告)日：2002-09-05
申请号：KR1020000040796
申请日：2000-07-15
Applicant: 한국과학기술연구원
IPC: C01B13/08
Abstract: 본 발명은 압력순환식 흡착공정을 이용한 산소 제조장치 및 제조방법에 관한 것으로서, 공기로부터 산소를 분리하는데 있어서 흡착제의 흡착특성을 최대한 이용한 내부 열교환기를 이용하여 탈착성능을 극대화시키고, 역방향 압력균등화를 이용하여 산소의 순도를 최대화시키는 것을 특징으로 한다.
산소의 순도 조절이 극히 용이하며 원하는 농도의 산소를 얻을 수 있도록 개선된 본 발명의 산소 제조장치 및 제조방법을 이용하면 산소농도의 조절이 용이하고 고순도의 산소를 비롯하여 저순도의 산소도 필요에 맞게 이용할 수 있다.-
公开(公告)号：KR1020010091796A
公开(公告)日：2001-10-23
申请号：KR1020000013859
申请日：2000-03-18
Applicant: 한국과학기술연구원
CPC classification number: C02F1/4608 , C02F1/78
Abstract: PURPOSE: A dyeing wastewater treatment equipment using plasma and ozone is provided, which can decolorize by more than 90 % by only passing unit reactor. The decolorization is made by an effective contact of wastewater with plasma and ozone together. CONSTITUTION: The system comprises the parts of a cylindrical reactor(1) consisting of five unit reactors(1a) being vertically connected and communicated through connecting pipe(2); unit reactor(1a) that has an interior electrode(11), a pin electrode supported by insulating supporter, and exterior electrode(12), a plate electrode surrounding the reactor(1a); a defoaming device(5) and outlet line(24); packing material and inlet line(22).
Abstract translation: 目的：提供使用等离子体和臭氧的染色废水处理设备，只能通过单元反应器使其脱色90％以上。 通过将废水与等离子体和臭氧有效接触在一起来进行脱色。 构成：系统包括由垂直连接并通过连接管（2）连通的五个单元反应器（1a）组成的圆柱形反应器（1）的部件; 具有内部电极（11）的单元电抗器（1a），由绝缘支撑体支撑的销电极和外部电极（12），围绕反应器（1a）的板电极; 消泡装置（5）和出口管线（24）; 包装材料和入口管线（22）。
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Patent Agency Ranking
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公开(公告)号：KR101857187B1
公开(公告)日：2018-05-11
申请号：KR1020160064088
申请日：2016-05-25
Applicant: 한국과학기술연구원
Abstract: 본발명은티타니아-텅스텐-지르코늄산화물담체; 및상기담체에담지된금속입자를포함하는수첨탈산소반응용촉매및 이의제조방법에관한것이다. 또한, 본발명은상기수첨탈산소반응용촉매를이용하여함산소화합물로부터수소를첨가하고산소를제거하여, 석유를대체할수 있는바이오연료를제조하는방법에관한것이다.
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公开(公告)号：KR101788575B1
公开(公告)日：2017-10-23
申请号：KR1020160126462
申请日：2016-09-30
Applicant: 한국과학기술연구원
Abstract: 본명세서에는바이오매스로부터기존연료및 화학물질을대체할수 있는바이오-오일및 바이오-촤를제조하는장치및 방법이개시된다. 상기장치및 방법은열분해증기를바이오-촤와분리가능하도록처리하고스크류반응기를통해바이오매스를이동시켜연속적인공정을제한하는바이오매스유래고상의촤를별도로분리회수함으로써바이오매스의연속주입이용이하고연속적인공정이가능한효과가있다.
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公开(公告)号：KR101571129B1
公开(公告)日：2015-11-23
申请号：KR1020140022165
申请日：2014-02-25
Applicant: 한국과학기술연구원
Abstract: 본발명은금속전구체를지르코니아기반담체에담지시키는단계를포함하는수첨탈산소반응용촉매의제조방법및 수첨탈산소반응용촉매를함산소탄화수소화합물을포함하는바이오매스에가하여함산소탄화수소화합물로부터탈산소탄화수소화합물을제조하는단계를포함하는바이오연료의제조방법을제공한다. 본발명에따르면높은활성을가지는금속나노입자촉매를제조할수 있고, 본발명에따라제조된고활성의촉매를이용하여바이오매스등에서유래하는함산소화합물로부터수첨탈산소반응을통해저탄소또는무탄소탄화수소화합물을생산할수 있다.
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公开(公告)号：KR1020150087558A
公开(公告)日：2015-07-30
申请号：KR1020140007654
申请日：2014-01-22
Applicant: 한국과학기술연구원
CPC classification number: B01J23/42 , B01J23/464 , B01J23/468 , B01J23/52 , B01J37/04 , B01J37/08 , B01J37/16 , C01B3/326
Abstract: 본발명은금속나노입자가망사형나노구조담체내부에담지된수성가스전환반응용촉매, 이의제조방법및 이를이용한수성가스전환반응방법을제공한다. 본발명의수성가스전환반응용촉매에따르면고온의수성가스전환반응수행시금속나노입자의소결이억제되어높은온도에서도안정적으로반응을수행할수 있고, 높은효율로수성가스전환반응을수행할수 있다.
Abstract translation: 本发明涉及一种具有浸入网状纳米结构载体中的金属纳米粒子的水煤气变换反应催化剂及其制备方法及其水煤气变换反应方法。 根据本发明，水煤气变换反应催化剂可以通过抑制金属纳米颗粒的烧结并提高其效率来确保高温水煤气变换反应的稳定性。
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