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公开(公告)号：KR101505572B1
公开(公告)日：2015-03-25
申请号：KR1020140003341
申请日：2014-01-10
Applicant: 한국과학기술연구원
Abstract: 본 발명은 CO 하에서 열처리된 PtAu 나노입자 촉매 및 이의 제조방법에 관한 것으로 Pt
x Au
y 나노입자 촉매를 일산화탄소(CO) 분위기 하에서 열처리함으로써, 높은 Pt 표면적 및 우수한 산소환원반응(ORR) 활성을 가지므로 연료전지에 적용하면 고효율 및 우수한 품질의 연료전지를 제공할 수 있다.Abstract translation: 本发明涉及在CO存在下热处理的PtAu纳米颗粒催化剂及其制造方法。 本发明能够通过在存在的情况下通过加热和处理Pt_xAu_y纳米颗粒催化剂具有高Pt表面积和优异的氧还原反应（ORR）活性而应用于燃料电池，从而提供高效率和优质的燃料电池 的CO
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公开(公告)号：KR1020150028529A
公开(公告)日：2015-03-16
申请号：KR1020130107266
申请日：2013-09-06
Applicant: 한국과학기술연구원
CPC classification number: H01M4/90 , B01J21/06 , H01M4/88 , H01M4/8803
Abstract: 본 발명은 Nb 도핑된 TiO
2 촉매 담체 및 이것의 제조방법에 관한 것으로서, 상기 촉매 담체는 연료전지용 전극에 적용되어 우수한 활성 및 내부식성을 제공한다.Abstract translation: 在本发明中，通过使用通过静电纺丝使用掺杂有Nb的TiO_2纳米纤维，提供了在PEMFC中在各种燃烧温度下具有高导电性的催化剂载体。 本发明涉及掺杂有Nb的TiO_2催化剂载体及其制造方法，其中催化剂载体用于燃料电池的电极中，因此具有突出的活性和耐腐蚀性。 在本发明的一个实施方案中，提供了用于燃料电池的Nb-TiO_2催化剂载体，其中Nb-TiO_2催化剂载体是纳米纤维，并且通过使用静电纺丝制造，并且纳米纤维的Nb含量不大于50原子％。
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公开(公告)号：KR101411464B1
公开(公告)日：2014-06-27
申请号：KR1020130014948
申请日：2013-02-12
Applicant: 한국과학기술연구원
CPC classification number: B01D71/62 , B01D53/228 , B01D67/0002 , B01D67/0095 , B01D2256/12 , B01D2257/102 , C01B13/0251 , C08G73/18
Abstract: The present invention relates to a cardo-polybenzimidazole copolymer, a gas separation membrane and a manufacturing method thereof and, more particularly, to a gas separation membrane which is manufactured using a synthesized cardo-polybenzimidazole copolymer having a cardo group and an aromatic ether group introduced into a main chain of polybenzimidazole and has greatly improved oxygen permeability; and a manufacturing method thereof. The cardo-polybenzimidazole copolymer manufactured according to the present invention can provide a gas separation membrane which has improved solubility compared with existing polybenzimidazole copolymers, maintains thermal stability, has excellent mechanical properties to be able to be manufactured into a film shape, and has greatly improved gas permeability, specifically oxygen permeability.
Abstract translation: 本发明涉及一种聚 - 苯并咪唑共聚物，一种气体分离膜及其制造方法，更具体地说，涉及一种气相分离膜，该气体分离膜是使用合成的具有引发基团和芳族醚基团的聚苯并咪唑共聚物制成的 成为聚苯并咪唑的主链，并具有极大的提高透氧性; 及其制造方法。 根据本发明制造的聚 - 聚苯并咪唑共聚物可以提供一种与现有的聚苯并咪唑共聚物相比具有改善的溶解性的气体分离膜，保持热稳定性，具有优异的机械性能，能够制造成膜状，并且已经大大改进 透气性，特别是透氧性。
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34.发明公开
公开(公告)号：KR1020140052271A
公开(公告)日：2014-05-07
申请号：KR1020120118196
申请日：2012-10-24
Applicant: 한국과학기술연구원
CPC classification number: B01J37/16 , B01J21/185 , B01J23/42 , B01J23/892 , B01J37/0009 , H01M4/925
Abstract: The present invention relates to a method for synthesizing and preparing Pt-Ni alloy nanoparticles with a hollow structure, and to an electrode catalyst for a fuel cell prepared by the same to have enhanced performance. When the difference in the rate of reduction of metal precursors according to various embodiments of the present invention is employed, it is possible to synthesize a single container and a single process by putting a reducing agent in two or more metal precursors and a carbon carrier which are in a state of being stirred together, and also to synthesize alloy nanoparticles with a binary or more hollow structure. In addition, it is possible to control the size of the nanoparticles of the present invention by controlling the content of a Ni precursor without a surfactant and a stabilizer which are required for controlling the size and shape of particles. Furthermore, the performance of an oxygen reduction reaction and the durability of a catalyst are improved by the unique characteristics of the Pt-Ni alloy nanoparticles with a hollow structure.
Abstract translation: 本发明涉及一种用于合成和制备具有中空结构的Pt-Ni合金纳米颗粒的方法，以及由其制备的具有增强性能的燃料电池用电极催化剂。 当使用根据本发明的各种实施方案的金属前体的还原速率的差异时，可以通过将还原剂放入两种或更多种金属前体和碳载体中来合成单一容器和单一工艺 处于一起搅拌的状态，并且还合成具有二元或更多中空结构的合金纳米颗粒。 此外，通过控制不含表面活性剂的Ni前体的含量和控制颗粒的尺寸和形状所需的稳定剂，可以控制本发明的纳米颗粒的尺寸。 此外，通过具有中空结构的Pt-Ni合金纳米颗粒的独特特性，可以提高氧还原反应的性能和催化剂的耐久性。
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公开(公告)号：KR101358940B1
公开(公告)日：2014-02-06
申请号：KR1020120059231
申请日：2012-06-01
Applicant: 한국과학기술연구원
CPC classification number: B23B3/26 , B29C39/003 , B29K2105/0073 , B29L2031/3468 , B29L2031/755 , B32B3/26 , B32B5/145 , B32B23/048 , B32B27/08 , B32B27/28 , B32B2255/10 , B32B2255/26 , B32B2307/204 , B32B2457/18 , H01M8/1004 , H01M8/1039 , H01M8/1053 , H01M8/1081 , Y02E60/523 , Y02P70/56 , Y10T428/249981 , Y10T428/249991
Abstract: 표면층 및 상기 표면층의 하부에 존재하는 하부 층으로 이루어지는 나피온 막으로서, 상기 표면층은 다공성 층이고, 상기 하부층은 기공이 없는 조밀한 층인 다공성 표면층을 가지는 나피온 막 및 이를 용매 증발법으로 제조하는 제조 방법이 제공된다.
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Patent Agency Ranking
公开(公告)号：KR1020130099684A
公开(公告)日：2013-09-06
申请号：KR1020120021375
申请日：2012-02-29
Applicant: 한국과학기술연구원
Abstract: PURPOSE: A self humidifying method of a fuel cell device is provided to easily humidify a room without a humidifier; reduce the size of the fuel cell system without a separate cell for humidification; increase a fuel power density. CONSTITUTION: A self humidifying method of a fuel cell device in which more than one alkali anion exchange membrane fuel cell or a stack and more than one polymer electrolyte membrane fuel cell or the stack are arranged by turns comprises the following: a step of supplying hydrogen gas to the alkali anion exchange membrane fuel cell or the stack; a step of supplying the hydrogen gas which is emitted from the alkali anion exchange membrane fuel cell or the stack, and which is humidified with the water which is generated in the alkali anion exchange membrane fuel cell or the stack to the polymer electrolyte membrane fuel cell or the stack.
Abstract translation: 目的：提供燃料电池装置的自加湿方法，以便在没有加湿器的情况下容易地加湿房间; 减少燃料电池系统的尺寸，而不需要单独的电池进行加湿; 增加燃料功率密度。 构成：一种燃料电池装置的自加湿方法，其中多于一个碱金属阴离子交换膜燃料电池或堆叠以及多于一个的聚合物电解质膜燃料电池或电池堆的排列方式包括以下步骤： 气体到碱性阴离子交换膜燃料电池或堆叠; 从碱性阴离子交换膜燃料电池或堆叠排出的氢气供给到在碱性阴离子交换膜燃料电池或叠层中产生的水被加湿到高分子电解质膜燃料电池的工序 或堆栈。
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公开(公告)号：KR1020130093879A
公开(公告)日：2013-08-23
申请号：KR1020120015092
申请日：2012-02-15
Applicant: 한국과학기술연구원
CPC classification number: C01B3/50 , C01B2203/0475 , C01B2203/066 , H01M8/0681
Abstract: PURPOSE: A hydrogen pump system is provided to separate or purify hydrogen by an independent operation without external power source. CONSTITUTION: A hydrogen pump system includes m hydrogen pumps and n fuel cells. A first hydrogen pump includes a first electrode-membrane assembly; a first hydrogen supply unit located in one side of the first hydrogen pump electrode-membrane assembly; a first residual gas exhaust unit; and a hydrogen exhaust unit located in the opposite side of the electrode-membrane assembly. Other hydrogen pumps are similar to the first hydrogen pump. [Reference numerals] (AA) Mixed gas; (BB) Concentration; (CC) Hydrogen pump; (DD) Air
Abstract translation: 目的：提供氢泵系统，通过独立操作分离或净化氢气，无需外部电源。 构成：氢泵系统包括m个氢泵和n个燃料电池。 第一氢泵包括第一电极 - 膜组件; 位于第一氢泵电极 - 膜组件的一侧的第一氢气供应单元; 第一残余排气单元; 以及位于电极 - 膜组件的相对侧的氢气排出单元。 其他氢泵类似于第一台氢泵。 （附图标记）（AA）混合气体; （BB）浓度; （CC）氢泵; （DD）空气
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公开(公告)号：KR101293196B1
公开(公告)日：2013-08-05
申请号：KR1020110033416
申请日：2011-04-11
Applicant: 한국과학기술연구원
Abstract: 본 명세서에는 안정하면서도 성능이 우수한 고분자 전해질의 재료인 신규한 폴리벤즈이미다졸리움이 제공되며, 상기 폴리벤즈이미다졸리움을 이용하면 불안정한 음이온 교환기의 단점을 보완함으로써, 높은 안정성과 고성능을 갖는 고분자 전해질 막 또는 촉매 바인더를 제공할 수 있는 효과가 있다.
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39.发明公开고분자 전해질 막 연료 전지의 일산화탄소 피독 완화 방법, 이를 이용하는 개질 가스 공급 장치 및 방법, 고분자 전해질 막 연료 전지 有权用于提取聚合物电解质膜燃料电池的一氧化碳溶液的方法，装置和用于提供改性气体的方法，聚合物电解质膜燃料电池
公开(公告)号：KR1020130077951A
公开(公告)日：2013-07-10
申请号：KR1020110146627
申请日：2011-12-30
Applicant: 한국과학기술연구원
Abstract: PURPOSE: A carbon monoxide poisoning relieving method of a fuel cell is provided to be able to easily relieve the carbon monoxide poisoning phenomenon of a cathode catalyst generated when a high temperature polymer electrolyte membrane fuel cell uses hydrocarbon gas as fuel. CONSTITUTION: A carbon monoxide poisoning relieving method of a polymer electrolyte membrane fuel cell comprises a step of supplying steam to the cathode of a polymer electrolyte membrane fuel cell. The working temperature of the polymer electrolyte membrane fuel cell is 120-200deg.C. At the working temperature of the polymer electrolyte membrane fuel cell, steam is provided to the cathode of the polymer electrolyte membrane fuel cell. A modified gas supply apparatus supplying modified gas to the polymer electrolyte membrane fuel cell supplies modified gas to the cathode of the polymer electrolyte membrane fuel cell with maintaining steam in the modified gas or adding steam.
Abstract translation: 目的：提供一种燃料电池的一氧化碳中毒缓解方法，能够容易地缓解当高温聚合物电解质膜燃料电池使用烃气体作为燃料时产生的阴极催化剂的一氧化碳中毒现象。 构成：聚合物电解质膜燃料电池的一氧化碳中毒缓解方法包括向聚合物电解质膜燃料电池的阴极供给蒸汽的步骤。 聚合物电解质膜燃料电池的工作温度为120-200℃。 在聚合物电解质膜燃料电池的工作温度下，向聚合物电解质膜燃料电池的阴极提供蒸汽。 向聚合物电解质膜燃料电池供给改性气体的改性气体供给装置，通过维持改性气体中的蒸汽或添加蒸汽，向聚合物电解质膜燃料电池的阴极供给改性气体。
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公开(公告)号：KR1020130051727A
公开(公告)日：2013-05-21
申请号：KR1020110117042
申请日：2011-11-10
Applicant: 한국과학기술연구원
Abstract: PURPOSE: A method for stabilizing structure of a membrane electrode assembly is provided to improve interface stability between an electrolyte membrane and a catalyst layer, by modifying edge parts of a polymer electrolyte membrane, which are not coated with a catalyst. CONSTITUTION: In a method for stabilizing structure of a membrane electrode assembly, the fuel cell membrane electrode assembly comprises a polymer electrolyte membrane, and a catalyst layer coated on the polymer electrolyte membrane. The method comprises a step of heat-treatment of the part of the polymer electrolyte membrane which includes one or more of an edge region of a polymer electrolyte membrane, a gas inlet region, and an outlet region(20). By the heat-treatment, the interface of the electrolyte membrane and catalyst layer is stabilized.
Abstract translation: 目的：提供一种用于稳定膜电极组件的结构的方法，以通过改变未涂覆催化剂的聚合物电解质膜的边缘部分来改善电解质膜和催化剂层之间的界面稳定性。 构成：在一种用于稳定膜电极组件的结构的方法中，燃料电池膜电极组件包括聚合物电解质膜和涂覆在聚合物电解质膜上的催化剂层。 该方法包括对包含聚合物电解质膜的边缘区域，气体入口区域和出口区域（20）中的一个或多个的聚合物电解质膜部分进行热处理的步骤。 通过热处理，电解质膜和催化剂层的界面稳定。
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