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1. 发明专利

JP2004154766A Ceramic catalyst body 有权
公开(公告)号：JP2004154766A
公开(公告)日：2004-06-03
申请号：JP2003304188
申请日：2003-08-28
申请人： Denso Corp , Nippon Soken Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社デンソー , 株式会社日本自動車部品総合研究所
发明人： SUZAWA TAKUMI , UENO HIDEAKI , SUZUKI HIROMASA , NAKANISHI TOMOHIKO
IPC分类号： B01D53/94 , B01J23/10 , B01J23/63 , B01J35/04 , B01J37/02
CPC分类号： B01D53/945 , B01J23/10 , B01J23/63 , B01J35/04 , B01J37/024 , B01J37/0244 , Y02T10/22
摘要： PROBLEM TO BE SOLVED: To provide a ceramic catalyst body with low pressure loss and low heat capacity which can satisfy both of promoter capacity and heat resistance by the use of a small quantity of the catalyst body. SOLUTION: The ceramic catalyst body comprises a precious metal as a main catalyst component and a promoter component having a plurality of oxygen-absorbing abilities, which are carried in a ceramic carrier capable of directly carrying the catalyst components by replacing part of elements constituents of the substrate ceramic such as cordierite or the like. And the promoter layer is composed of the outermost layer made from a material of the highest heat-resistance and the innermost layer made from a material with high oxygen-absorbing ability so as to improve the heat resistance without increasing the supporting amount. COPYRIGHT: (C)2004,JPO

2. 发明专利

JP2013154278A Honeycomb structure 有权
标题翻译：蜂窝结构
公开(公告)号：JP2013154278A
公开(公告)日：2013-08-15
申请号：JP2012015739
申请日：2012-01-27
申请人： Denso Corp , 株式会社デンソー , Toyota Motor Corp , トヨタ自動車株式会社
发明人： HAYASHI MASAHIRO , MURATA MASAKAZU , KUNO HISASHI , MATSUBARA HIROYUKI , SUZUKI HIROMASA
IPC分类号： B01J35/04 , B01D53/86
CPC分类号： B01J29/70 , B01D46/2425 , B01D46/2455 , B01D46/247 , B01D2046/2481 , C04B35/195 , C04B38/0009 , C04B2111/00405 , C04B2235/3206 , C04B2235/775 , C04B38/007
摘要： PROBLEM TO BE SOLVED: To provide a honeycomb structure in which a flow velocity distribution of exhaust gas is uniformized much more, the exhaust gas cleaning performance of which can be improved and the pressure loss of which can be reduced.SOLUTION: A honeycomb structure 1 has partition walls 11 and a plurality of cells 12, is made of cordierite ceramic and is configured in such a way that cell density is changed continuously or stepwise in a radial direction as it goes from a central part to an outer peripheral part thereof. When a radius of the honeycomb structure 1 is defined as R, an area having ≤1/3R distance from a center 10 is defined as a first area 21, an area 22 having >1/3R and ≤2/3R distance from the center 10 is defined as a second area 22 and an area having >1/3R and ≤2/3R distance from the center 10 is defined as a third area 23, and when average cell densities in the first area 21, the second area 22 and the third area 23 are defined as M1, M2 and M3, respectively, the honeycomb structure 1 satisfies a relationship, M1>M2>M3. When the change rates of the average cell densities in the first area 21 and the second area 22 are defined as K1 and K2, respectively, the honeycomb structure 1 satisfies a relationship, K1
摘要翻译：要解决的问题：为了提供一种蜂窝结构，其中排气的流速分布更均匀，可以提高其排气净化性能并降低其压力损失。解决方案：蜂窝结构体1 具有分隔壁11和多个单元12由堇青石陶瓷制成，并且以这样的方式配置，使得当细胞密度从中心部分到其外周部分从径向方向连续地或逐步地改变时，当蜂窝结构体1的半径被定义为R时，将距离中心10的距离≤1/ 3R的区域定义为第一区域21，具有> 1 / 3R且≤2/ 3R距离中心的区域22 10被定义为第二区域22，并且具有距离中心10的距离> 1 / 3R和≤2/ 3R的区域被定义为第三区域23，并且当第一区域21，第二区域22和第三区域23分别被定义为M1，M2和M3，蜂窝结构体1满足M1> M2> M3的关系。当第一区域21和第二区域22中的平均泡孔密度的变化率分别被定义为K1和K2时，蜂窝结构体1满足K1

3. 发明专利

JP2013244437A Catalytic converter 审中-公开
标题翻译：催化转换器
公开(公告)号：JP2013244437A
公开(公告)日：2013-12-09
申请号：JP2012118519
申请日：2012-05-24
申请人： Toyota Motor Corp , トヨタ自動車株式会社 , Denso Corp , 株式会社デンソー
发明人： SUZUKI HIROMASA , NAKANO MICHIHARU , KAKIHANA MASARU , MATSUBARA HIROYUKI , MURATA MASAKAZU , HAYASHI MASAHIRO
IPC分类号： B01D53/94 , B01J35/04 , F01N3/28
CPC分类号： B01D53/94 , B01D53/9477 , B01D2255/904 , B01D2255/9202
摘要： PROBLEM TO BE SOLVED: To provide a catalytic converter excelling in warming-up performance immediately after starting an engine and further excelling in exhaust gas purifying performance with the effective use of the whole catalyst.SOLUTION: A catalytic converter 10 is formed by supporting a noble metal catalyst on a carrier of cell structure. The carrier 4 includes a first carrier 2 provided upstream along the flow direction (X1 direction) of gas, and a second carrier 3 provided downstream in juxtaposition. The first carrier 2 comprises a peripheral region 2b with relatively high cell density, and a central region 2a with a relatively low cell density. The second carrier 3 comprises a central region 3a with relatively high cell density, and a peripheral region 3b with relatively low cell density.
摘要翻译：要解决的问题：提供一种催化转化器，其在起动发动机之后立即具有良好的预热性能，并且通过有效地利用整个催化剂，进一步提高废气净化性能。解决方案：催化转化器10通过支撑贵金属金属催化剂在电池结构载体上。载体4包括沿着气体的流动方向（X1方向）上游设置的第一载体2和并置设置在下游的第二载体3。第一载体2包括具有相对高的细胞密度的周边区域2b和具有相对低的细胞密度的中心区域2a。第二载体3包括具有相对高的泡孔密度的中心区域3a和具有相对低的泡孔密度的周边区域3b。

4. 发明专利

JP2013173134A Honeycomb structural body 有权
标题翻译：蜂窝结构
公开(公告)号：JP2013173134A
公开(公告)日：2013-09-05
申请号：JP2012248302
申请日：2012-11-12
申请人： Denso Corp , 株式会社デンソー , Toyota Motor Corp , トヨタ自動車株式会社
发明人： HAYASHI MASAHIRO , MURATA MASAKAZU , MATSUBARA HIROYUKI , KUNO HISASHI , SUZUKI HIROMASA
IPC分类号： B01J35/04 , F01N3/28
CPC分类号： B01J29/70 , B01D53/94 , B01J32/00 , B01J35/04 , F01N3/28 , F01N3/2828 , F01N2330/34 , F01N2330/48
摘要： PROBLEM TO BE SOLVED: To provide a honeycomb structure whose thermal shock resistance can be improved while sufficiently securing exhaust gas cleaning performance.SOLUTION: A honeycomb structure 1 has a plurality of cell density regions 2 configured so that the cell density is changed step by step in the radial direction thereof. A border wall 14 is disposed between the adjacent cell density regions 2. The plurality of cell density regions 2 include the high cell density region 2a having the highest cell density among the cell density regions except for the outermost cell density region 2 and the low cell density region 2b having the lowest cell density among the cell density regions except for the innermost cell density region 2. When the solid volume of the honeycomb structure is defined as V on the assumption that the entire honeycomb structure 1 is constituted of the high cell density region 2a, the solid volume of the high cell density region 2a of the honeycomb structure 1 is defined as Va; the solid volume of the low cell density region 2b is defined as Vb; and the solid volume of the border wall 14 that separates the low cell density region 2b from the cell density region present just on the inside thereof is defined as Vs, the relationship of V-Va≥Vb+Vs is satisfied.
摘要翻译：要解决的问题：提供一种在充分确保排气净化性能的同时可以提高耐热冲击性的蜂窝结构体。解决方案：蜂窝结构体1具有多个细胞密度区域2，其被配置为使细胞密度逐步改变在其径向方向。边界壁14设置在相邻的细胞密度区域2之间。多个细胞密度区域2包括除了最外细胞密度区域2和细胞密度区域2之外的细胞密度区域中具有最高细胞密度的高细胞密度区域2a 在最细胞密度区域2之外的细胞密度区域中具有最低细胞密度的密度区域2b。当蜂窝结构体的整体体积由蜂窝结构体1的高细胞密度区域2a中，蜂窝结构体1的高细胞密度区域2a的固体体积定义为Va; 低电池密度区域2b的固体体积被定义为Vb; 并且将低细胞密度区域2b与刚刚在其内部存在的细胞密度区域分开的边界壁14的固体体积被定义为Vs，满足V-Va≥Vb+ Vs的关系。

5. 发明专利

JP2003334457A Catalyst body and its manufacturing method 有权
标题翻译：催化体及其制造方法
公开(公告)号：JP2003334457A
公开(公告)日：2003-11-25
申请号：JP2002144920
申请日：2002-05-20
申请人： Denso Corp , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社デンソー
发明人： KONDO TOSHIHARU , TANAKA MASAICHI , UENO HIDEAKI , SUZUKI HIROMASA
IPC分类号： B01D53/86 , B01D53/88 , B01D53/94 , B01J23/652 , B01J35/04 , B01J37/02 , F01N3/035 , F01N3/28
CPC分类号： B01D53/885 , B01D53/9454 , B01J23/6527 , B01J35/008 , B01J35/04 , B01J37/0203 , B01J37/0207 , B01J37/0219 , B01J37/0234 , F01N3/035 , F01N3/2828 , Y02T10/22
摘要： PROBLEM TO BE SOLVED: To realize a catalyst body which can perform an efficient catalytic reaction with a required minimum amount of a catalyst and exhibit high catalytic performance at a low cost. SOLUTION: A catalytic component can be directly carried on the surface of substrate ceramic, and the catalytic component is directly carried by a ceramic carrier 11 having a honeycomb structure having a plurality of cells 2 partitioned by a partition wall 3. The catalytic component of ≥90% is carried in the outermost surface layer part 4 of the partition wall 3, for example, at a distance of ≤30 μm from the uppermost surface, which reduces the catalytic component that does not contribute a purifying reaction to lower the catalyst cost. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：实现能够以所需的最少量的催化剂进行有效的催化反应并以低成本表现出高催化性能的催化剂体。解决方案：催化组分可以直接承载在基体陶瓷的表面上，催化组分直接由具有蜂窝结构的陶瓷载体11承载，该蜂窝结构具有由分隔壁3隔开的多个单元2。催化组分 ≥90％的成分在分隔壁3的最表面层部4中承载，例如与最上表面相距≤30μm的距离，这降低了不会产生纯化反应的催化成分，从而降低催化剂成本。版权所有（C）2004，JPO

6. 发明专利

JP2013173133A Honeycomb structure 有权
标题翻译：蜂窝结构
公开(公告)号：JP2013173133A
公开(公告)日：2013-09-05
申请号：JP2012244484
申请日：2012-11-06
申请人： Denso Corp , 株式会社デンソー , Toyota Motor Corp , トヨタ自動車株式会社
发明人： HAYASHI MASAHIRO , MURATA MASAKAZU , MATSUBARA HIROYUKI , KUNO HISASHI , SUZUKI HIROMASA
IPC分类号： B01J35/04 , B01D53/86 , F01N3/28
CPC分类号： C04B38/0009 , B01D46/247 , B01D2046/2496 , B01J35/04 , F01N3/2828 , F01N2330/06 , F01N2330/34 , F01N2330/48 , F01N2330/60 , Y10T428/24149
摘要： PROBLEM TO BE SOLVED: To provide a honeycomb structure the pressure loss of which can be reduced and whose performance of cleaning exhaust gas can be improved.SOLUTION: A honeycomb structure 1 has partition walls 11 and a plurality of cells 12. In a cross section perpendicular to the axial direction thereof, the honeycomb structure 1 has a plurality of cell density regions 2 different in cell density in the radial direction thereof toward the outer peripheral part from the central part thereof. A border region 14 is disposed between the adjacent cell density regions 2 in order to separate them from each other. The border region 14 has: a border partition wall 141 formed by connecting the partition walls 11 of the cell density regions 2 present on both sides to one another; and a plurality of polygonal border cells 142 at least a part of each of which is surrounded by the border partition wall 141 and each of which has the shape different from that of the cells 12 of the cell density regions 2 present on both sides. When the mean hydraulic diameter of the border cell 142 in the border region 14 is defined as Φ1 and that of the cell 12 in the cell density region 2 present just on the inside of the border region 14 is defined as Φ2, Φ1/Φ2≥1.25 is satisfied.
摘要翻译：要解决的问题：提供可以降低压力损失并且可以提高清洁废气性能的蜂窝结构体。解决方案：蜂窝结构体1具有分隔壁11和多个单元12.在截面中蜂窝结构体1具有与其轴向垂直的多个细胞密度区域2，其细胞密度在其半径方向上从其中心向外周部分的细胞密度不同。边界区域14设置在相邻的单元密度区域2之间，以使它们彼此分离。边界区域14具有：通过将存在于两侧的单元密度区域2的分隔壁11彼此连接而形成的边界分隔壁141; 以及多个边界单元142，多个边界单元142的至少一部分被边界分隔壁141包围，并且每个具有不同于存在于两侧的单元密度区域2的单元12的形状。边界区域14中的边界单元142的平均水力直径定义为Φ1，刚好在边界区域14的内部的单元密度区域2中的单元12的平均液压直径定义为Φ2，Φ1/Φ2≥ 1.25满足。

7. 发明专利

JP2017113727A ハニカム構造体有权
公开(公告)号：JP2017113727A
公开(公告)日：2017-06-29
申请号：JP2015254332
申请日：2015-12-25
申请人：トヨタ自動車株式会社 , Toyota Motor Corp
发明人： SUZUKI HIROMASA , OKADA MITSUYOSHI , NAKAHIGASHI SEIJI , ITO KENICHI
IPC分类号： B01J35/04 , B01D53/94 , B01J23/63 , F01N3/24 , F01N3/28
摘要：【課題】ターボエンジンの排ガス浄化装置に使用されたときに、排ガスの流速分布を均一化させ、浄化性能を向上させることができるハニカム構造体を提供する。【解決手段】ターボエンジンの排ガス浄化装置に用いられるハニカム構造体HS1である。ハニカム構造体HS1は、格子状に設けられた隔壁Wと、該隔壁Wに区画されて軸A方向に伸びる複数のセルCとを備え、軸A方向に直交する断面において、外周部PPのセルCの密度Mbと中央部CPのセルCの密度Maとの比Mb/Maが、不等式:1

8. 发明专利

JP2014151305A Catalytic converter 有权
标题翻译：催化转换器
公开(公告)号：JP2014151305A
公开(公告)日：2014-08-25
申请号：JP2013025580
申请日：2013-02-13
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： AOKI HISAO , SUZUKI HIROMASA , MATSUBARA HIROYUKI
IPC分类号： B01J35/04 , B01D53/94 , B01J23/46 , F01N3/28
CPC分类号： B01J23/464 , B01D53/9413 , B01D53/9422 , B01D2255/1021 , B01D2255/1023 , B01D2255/1025 , B01D2255/9032 , B01D2258/01 , B01J23/40 , B01J23/63 , B01J35/0006 , B01J35/023 , B01J35/04 , F01N3/2828 , F01N2330/06 , F01N2330/48 , F01N2330/60
摘要： PROBLEM TO BE SOLVED: To provide a catalytic converter in which exhaust gas purification performance is excellent in the all regions of a base material relating to the catalytic converter that has the base material that comprises regions in which cell densities are different.SOLUTION: A catalytic converter 10 is that a catalyst layer in which a noble metal catalyst is supported by a carrier is formed in a longer direction of a base material 1 in which a gas circulates in a surface of a cell wall 2 of the base material 1 of a cell structure, wherein the base material 1 includes: a first region 1A in which a cell density is relatively high; and a second region 1B in which a cell density is relatively low, and a fraction of a thickness of a catalyst layer 3A in the second region 1B to a thickness of a catalyst layer 3 in the first region 1A is in a range of at least 0.95 time and 1.2 times.
摘要翻译：要解决的问题：提供一种催化转化器，其中与具有包含细胞密度不同的区域的基础材料的催化转化器的基材的所有区域中的废气净化性能优异。溶解：催化剂转换器10是在基材1的长度方向上形成贵金属催化剂由载体担载的催化剂层，其中气体在电池的基材1的电池壁2的表面中循环其中所述基材1包括：细胞密度相对高的第一区域1A; 以及细胞密度相对较低的第二区域1B，第二区域1B中的催化剂层3A的厚度与第一区域1A中的催化剂层3的厚度的一部分在至少 0.95次和1.2次。

9. 发明专利

JP2014140811A Catalyst converter 有权
标题翻译：催化转化器
公开(公告)号：JP2014140811A
公开(公告)日：2014-08-07
申请号：JP2013010513
申请日：2013-01-23
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： AOKI HISAO , SUZUKI HIROMASA , MATSUBARA HIROYUKI
IPC分类号： B01J35/04 , B01D53/86 , F01N3/28
CPC分类号： B01J23/42 , B01D53/94 , B01D2255/10 , B01D2255/1021 , B01D2255/1025 , B01D2255/902 , B01J23/40 , B01J23/464 , B01J23/63 , B01J35/0006 , B01J35/04 , B01J37/0244 , F01N3/2803 , F01N2330/48 , F01N2510/0682 , F01N2510/0684
摘要： PROBLEM TO BE SOLVED: To provide a catalyst converter having high exhaust gas purification performance by effectively using the whole catalyst constituting the catalyst converter.SOLUTION: There is provided a catalyst converter 10 in which catalyst layers 2A and 2B composed of a noble metal catalyst are formed in a longitudinal direction of a substrate 1 through which gas flows on a cell wall surface of the substrate 1 of a cell structure, wherein the substrate 1 is constituted by a central region 1A with a relatively high cell density and a peripheral region 1B with a relatively low cell density and the length in the longitudinal direction of the catalyst layer 2B in the peripheral region 1B is longer than that of the catalyst layer 2A in the central region 1A.
摘要翻译：要解决的问题：通过有效地使用构成催化转化器的全部催化剂来提供具有高废气净化性能的催化剂转化器。解决方案：提供一种催化剂转化器10，其中由贵金属催化剂组成的催化剂层2A和2B是在基板1的长度方向上形成有气体在电池结构的基板1的电池壁面上流动的基板1，其中基板1由具有较高电池密度的中央区域1A和周边区域1B构成，周边区域1B中的催化剂层2B的相对低的电池密度和长度方向的长度比中心区域1A中的催化剂层2A的长度长。

10. 发明专利

JP2014024058A Exhaust gas-purifying catalyst carrier, exhaust gas-purifying catalyst using the carrier, and method for producing exhaust gas-purifying catalyst carrier 有权
标题翻译：废气净化催化剂载体，使用载体的排气净化催化剂和生产排气净化催化剂载体的方法
公开(公告)号：JP2014024058A
公开(公告)日：2014-02-06
申请号：JP2013125459
申请日：2013-06-14
申请人： Toyota Central R&D Labs Inc , 株式会社豊田中央研究所 , Toyota Motor Corp , トヨタ自動車株式会社
发明人： KUMAGAI NAOKI , MORIKAWA AKIRA , KONISHI YOSHIE , TANABE TOSHITAKA , SUDA AKIHIKO , SATO KIMITOSHI , MIURA MASAHIDE , CHINZEI ISAO , SUZUKI HIROMASA
IPC分类号： B01J23/63 , B01D53/86 , B01J35/10 , B01J37/04 , B01J37/08
摘要： PROBLEM TO BE SOLVED: To provide an exhaust gas-purifying catalyst carrier capable of obtaining a catalyst showing excellent oxygen storage ability (OSC capacity) even when exposed to a high temperature.SOLUTION: An exhaust gas-purifying catalyst carrier contains a compound metal oxide porous body comprising 5 to 30 mass% of alumina, 25 to 39 mass% of ceria and 33 to 51 mass% of zirconia and the compound metal oxide porous body after burning at 1100°C for 5 hours in the air satisfies a condition that all standard deviations of the contents of an aluminum element, a cerium element and a zirconium element (unit: at%) in terms of 100 microregions (a microregion is vertical 300 nm×horizontal 330 nm) determined by an energy dispersive X-ray analysis carried out by using a scanning transmission electron microscope equipped with a sphere aberration correction device are 18.5 or less.
摘要翻译：要解决的问题：提供即使在暴露于高温下也能获得显示出优异的储氧能力（OSC容量）的催化剂的废气净化催化剂载体。溶解：废气净化催化剂载体含有复合金属氧化物包含氧化铝5〜30质量％，二氧化铈25〜39质量％，氧化锆33〜51质量％，空气中在1100℃下烧成5小时的复合金属氧化物多孔体，满足以下条件：全部铝元素，铈元素和锆元素的含量的标准偏差（单位：原子％）按照通过能量色散X射线分析确定的100微区（微区域垂直300nm×水平330nm）通过使用配备有球面像差校正装置的扫描透射电子显微镜，为18.5以下。

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