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    • 2. 发明公开
    • 연료전지용 양극 소재, 상기 소재를 포함하는 연료전지용 양극 및 고체산화물 연료전지
    • 用于燃料电池的阴极材料和包含材料的燃料电池和固体氧化物燃料电池的阴极
    • KR1020120135463A
    • 2012-12-14
    • KR1020110098613
    • 2011-09-28
    • 삼성전기주식회사
    • 박희정서수연문경석시후앙앙첸뎅쉬샤오성핑
    • H01M8/12H01M8/02C04B35/01C04B35/64
    • H01M4/8621H01M8/1246H01M2008/1293H01M2300/0074Y02E60/525
    • PURPOSE: A positive electrode material for a fuel cell is provided to maintain low electrode resistance at a low temperature of 800°C or less by reducing polarization resistance of a positive electrode in a solid oxide fuel cell. CONSTITUTION: A positive electrode material for a fuel cell comprises a first metal oxide which has a perovskite structure, and a second metal oxide with a spinel structure. The comprised amount of the first metal oxide and the second metal oxide are 60-99 weight% and 1-40 weight%, respectively. A positive electrode for a fuel cell comprises the positive electrode material. A solid oxide fuel cell comprises a positive electrode which comprises the positive electrode material, a negative electrode which is arranged to face with the positive electrode, and a solid oxide electrolyte arranged between the positive electrode and negative electrode. [Reference numerals] (AA) Comparative embodiment 5; (BB) Embodiment 7; (CC) Embodiment 8
    • 目的:提供一种用于燃料电池的正极材料,通过降低固体氧化物型燃料电池中的正极的极化电阻,在800℃以下的低温下维持低电极电阻。 构成:用于燃料电池的正极材料包括具有钙钛矿结构的第一金属氧化物和具有尖晶石结构的第二金属氧化物。 第一金属氧化物和第二金属氧化物的含量分别为60-99重量%和1-40重量%。 燃料电池用正极包含正极材料。 一种固体氧化物燃料电池,包括正极,其包括正极材料,负极与正极配置,以及固体氧化物电解质,其设置在正极和负极之间。 (附图标记)(AA)比较实施例5; (BB)实施例7; (CC)实施例8
    • 3. 发明公开
    • 연료전지용 양극 소재, 이를 포함하는 연료전지용 양극 및 고체산화물 연료전지
    • 用于燃料电池的阴极材料,用于燃料电池的阴极和包括该材料的固体氧化物燃料电池
    • KR1020120123639A
    • 2012-11-09
    • KR1020110104835
    • 2011-10-13
    • 삼성전기주식회사
    • 박희정곽찬
    • H01M8/12H01M8/02
    • H01M4/8647H01M4/8621H01M8/0236H01M2008/1293H01M2300/0074Y02E60/525
    • PURPOSE: A positive electrode material is provided to maintain low electrode resistance at low temperatures of 800 °C or less by reducing polarization resistance of a positive electrode by increasing oxygen ion conductivity in a positive electrode a solid oxide fuel cell. CONSTITUTION: A positive electrode material comprises perovskite type metal oxide, and a ceria-based metal oxide doped with at least two different lanthanum-based heteroelements of which average ion diameter is 0.90-1.02. A solid oxide fuel cell comprises: a positive electrode comprising the positive electrode material; a negative electrode arranged to be faced with the positive electrode; and solid oxide electrolyte arranged between the positive electrode and the negative electrode; an anti-reactive layer preventing and restraining reactions between the positive electrode and the solid oxide electrolyte. [Reference numerals] (AA) LSCF (Comparative embodiment 2); (BB) LSCF+GDC (Comparative embodiment 3); (CC) LSCF+SNDC (Embodiment 1); (DD) L_0.55 SCF+SNDC (Embodiment 2); (EE) L_0.55 S_0.35 CF+SNDC (Embodiment 3)
    • 目的:通过提高固体氧化物燃料电池的正极中的氧离子传导性,通过降低正极的极化电阻,提供正极材料,以在800℃以下的低温下维持低电极电阻。 构成:正极材料包括钙钛矿型金属氧化物和掺杂有至少两种平均离子直径为0.90-1.02的不同镧基杂异元素的二氧化铈基金属氧化物。 固体氧化物燃料电池包括:正电极,其包含正电极材料; 布置成面对正极的负极; 和设置在正极和负极之间的固体氧化物电解质; 抗反应层防止和限制正极和固体氧化物电解质之间的反应。 (附图标记)(AA)LSCF(比较实施例2); (BB)LSCF + GDC(比较例3)。 (CC)LSCF + SNDC(实施例1); (DD)L_0.55 SCF + SNDC(实施例2); (EE)L_0.55 S_0.35 CF + SNDC(实施例3)
    • 4. 发明公开
    • 고체산화물 연료전지용 소재, 상기 소재를 포함하는 캐소드 및 상기 소재를 포함하는 고체산화물 연료전지
    • 固体氧化物燃料电池材料,包括材料和固体氧化物燃料电池的阴极材料,包括材料
    • KR1020120140476A
    • 2012-12-31
    • KR1020110060232
    • 2011-06-21
    • 삼성전기주식회사
    • 서수연곽찬박희정
    • H01M8/12H01M8/02
    • H01M4/8621H01M4/8652H01M4/9033H01M8/1213H01M8/1231
    • PURPOSE: A material for solid oxide fuel cells capable of improving cell stability and durability, cathod including the material, and a solid oxide fuel cell including the material are provided to reduce coefficient of thermal expansion and to enhance ion conductivity and electron conductivity. CONSTITUTION: A material for solid oxide fuel cells capable of improving cell stability and durability comprises a first compound which has a perovskite type crystal structure and is represented by chemical formula 1, and a second compound which has the perovskite type crystal structure and has lower ion conductivity and higher electron conductivity and lower coefficient of thermal expansion than the first compound. The chemical formula 1 is as follows: Ba_aSr_bCo_xFe_yZ_(1-x-y)O_(3-δ). Here, Z is transition metal element or lanthanum based element, a and b respectively indicate 0.4
    • 目的:提供能够提高电池稳定性和耐久性的固体氧化物燃料电池的材料,包含该材料的阴极和包含该材料的固体氧化物型燃料电池,以减少热膨胀系数,提高离子传导性和电子传导性。 构成:能够提高电池稳定性和耐久性的固体氧化物燃料电池的材料包括具有钙钛矿型晶体结构并由化学式1表示的第一化合物和具有钙钛矿型晶体结构并具有较低离子的第二化合物 导电性和较高的电子传导性,并且比第一种化合物具有较低的热膨胀系数。 化学式1如下:Ba_aSr_bCo_xFe_yZ_(1-x-y)O_(3-δ)。 这里,Z是过渡金属元素或镧基元素,a和b分别表示0.4 <= a <= 0.6且0.4 <= b <= 0.6,x和y分别表示0.6 <= x <= 0.9且0.1≤y <= 0.4。 (附图标记)(31)电解质层; (32)第一功能层; (33)阴极材料层
    • 7. 发明公开
    • 고체산화물 연료전지용 고체 전해질, 및 상기 고체전해질을 포함하는 고체산화물 연료전지
    • 用于固体氧化物燃料电池的固体电解质和包括固体电解质的固体氧化物燃料电池
    • KR1020120085488A
    • 2012-08-01
    • KR1020110006837
    • 2011-01-24
    • 삼성전기주식회사
    • 박희정문경석민경복
    • H01M8/12H01M8/02H01B1/08
    • H01M8/1253H01M8/1213H01M2300/0077H01M2300/0094Y02E60/525Y02P70/56
    • PURPOSE: A solid electrolyte for a solid oxide fuel cell is provided to prevent a reaction between a solid electrolyte and an anode by forming a high density coating layer between the anode and the solid electrolyte, the diffusion of an anode material, and the increase of resistance. CONSTITUTION: A solid electrolyte for a solid oxide fuel cell comprises a zirconia based solid electrolyte(11), and a composite coating layer(12) formed on one side of the zirconia based solid electrolyte. The composite has a composition in chemical formula 1: (1-y)(Ce_(1-x)L'O_2)+y(L"MO_3). In chemical formula 1, L' and L" are respectively one or more element selected from lanthanoids, M is one or more elements selected from aluminum, gallium, indium, and scandium, x is a number from 0.0001-0.3, and y is a number from 0.0003-0.05.
    • 目的:提供一种固体氧化物燃料电池的固体电解质,通过在阳极和固体电解质之间形成高密度涂层,阳极材料扩散,增加阳极材料,防止固体电解质与阳极之间的反应 抵抗性。 构成:用于固体氧化物燃料电池的固体电解质包括氧化锆基固体电解质(11)和形成在氧化锆基固体电解质的一侧上的复合涂层(12)。 该化合物具有化学式1:(1-y)(Ce_(1-x)L'O_2)+ y(L“MO_3))的组成化学式1中,L'和L”分别为一个或多个元素 选自镧系元素,M是选自铝,镓,铟和钪中的一种或多种元素,x是0.0001-0.3的数,y是0.0003-0.05的数。