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    Honeycomb filter
    1.
    发明授权
    Honeycomb filter 有权
    蜂窝过滤器

    公开(公告)号：US08444739B2

    公开(公告)日：2013-05-21

    申请号：US12603338

    申请日：2009-10-21

    申请人： Yukio Mizuno ,  Naomi Noda ,  Toshio Yamada ,  Yukio Miyairi ,  Yukari Nakane ,  Yasushi Noguchi

    发明人： Yukio Mizuno ,  Naomi Noda ,  Toshio Yamada ,  Yukio Miyairi ,  Yukari Nakane ,  Yasushi Noguchi

    IPC分类号： B01D50/00 ,  B01D39/00 ,  B01D39/06 ,  B01D24/00 ,  B01D39/14 ,  F01N3/00

    CPC分类号： B01D46/247 ,  B01D46/2425 ,  B01D46/2429 ,  B01D46/2451 ,  B01D46/2466 ,  B01D46/2474 ,  B01D2046/2433 ,  B01D2046/2437 ,  B01D2046/2496 ,  B01D2279/30 ,  F01N3/0222

    摘要： A honeycomb filter including partition walls having a porous partition wall base material and a surface layer provided on only inflow side or both inflow and outflow sides of the partition wall base material, and satisfying the following conditions capable of using as a DPF. The surface layer has a peak pore diameter of from 0.3 μm to 20 μm (exclusive) being equal to or smaller than the average pore diameter of the base material; the porosity of from 60% to 95% (exclusive) when measured by mercury porosimetry being larger than that of the base material; and the thickness L1 of from 0.5% to 30% (exclusive) of the partition wall thickness L2; and mass per filtration area of from 0.01 mg/cm2 to 6 mg/cm2 (exclusive). The base material has an average pore diameter of from 10 μm to 60 μm (exclusive) and a porosity of from 40% to 65% (exclusive).

    摘要翻译： 一种蜂窝过滤器，包括具有多孔分隔壁基材的分隔壁和仅在分隔壁基材的流入侧或流入侧和流出侧设置的表面层，并且满足能够用作DPF的以下条件。 表面层的峰值孔径为0.3μm〜20μm，（专用）等于或小于基材的平均孔径; 当通过水银孔隙率法测量时，孔隙率为60％至95％（排除）大于基体材料的孔隙率; 并且分隔壁厚度L2的厚度L1为0.5％至30％（排除）; 每个过滤面积的质量为0.01mg / cm 2至6mg / cm 2（排他性）。 基材的平均孔径为10〜60μm（排他性），孔隙率为40〜65％（排他性）。

    Honeycomb filter system
    2.
    发明授权
    Honeycomb filter system 有权
    蜂窝过滤系统

    公开(公告)号：US07972400B2

    公开(公告)日：2011-07-05

    申请号：US12098723

    申请日：2008-04-07

    申请人： Yukio Mizuno ,  Naomi Noda ,  Toshio Yamada ,  Yukio Miyairi

    发明人： Yukio Mizuno ,  Naomi Noda ,  Toshio Yamada ,  Yukio Miyairi

    IPC分类号： B01D39/06

    CPC分类号： B01D46/2429 ,  B01D46/2451 ,  B01D46/2466 ,  B01D46/247 ,  B01D46/2474 ,  B01D2046/2433 ,  B01D2046/2437 ,  B01D2046/2496 ,  Y10S55/30

    摘要： A honeycomb filter system comprising a first honeycomb filter disposed upstream: first filter having partition wall matrix of a mean pore diameter of 25 μm or more and below 70 μm and a porosity of 40% or more and below 70%, and carrying an oxidation catalyst containing at least one material selected from the group consisting of platinum (Pt), palladium, ceria, and alumina in at least a part of inner surfaces of pores of the matrix; and a second honeycomb filter disposed downstream; having a surface layer of a peak pore diameter of 0.3 μm or more and below 20 μm which is equivalent to or smaller than that of its matrix, and a porosity of 60% or more and below 95% which is higher than that of the matrix; and having the other specified relations.

    摘要翻译： 一种蜂窝过滤器系统，包括：第一蜂窝过滤器，其设置在上游：具有平均孔径为25μm以上且小于70μm，孔隙率为40％以上且低于70％的隔壁基质的第一过滤器，并且携带氧化催化剂 在基体的孔的至少一部分内表面含有选自铂（Pt），钯，二氧化铈和氧化铝中的至少一种材料; 和设置在下游的第二蜂窝过滤器; 具有等于​​或小于其基质的峰值孔径为0.3μm以上且低于20μm的表面层，并且孔隙率高于基质的孔隙率为60％以上且低于95％ ; 并具有其他指定的关系。

    Honeycomb catalyst and manufacturing method thereof
    5.
    发明授权
    Honeycomb catalyst and manufacturing method thereof 有权
    蜂窝状催化剂及其制造方法

    公开(公告)号：US07887761B2

    公开(公告)日：2011-02-15

    申请号：US11907371

    申请日：2007-10-11

    申请人： Akira Takahashi ,  Naomi Noda ,  Yukio Miyairi ,  Toshio Yamada

    发明人： Akira Takahashi ,  Naomi Noda ,  Yukio Miyairi ,  Toshio Yamada

    IPC分类号： B01D50/00

    CPC分类号： B01J35/04 ,  B01D53/9468 ,  B01D2255/50 ,  B01D2255/9155 ,  B01D2257/404 ,  B01D2257/502 ,  B01D2257/702 ,  B01D2257/7022 ,  B01J23/40 ,  B01J35/002 ,  B01J37/02 ,  F01N3/035 ,  F01N3/2828 ,  Y02T10/22

    摘要： This invention provides a honeycomb catalyst having an excellent purification efficiency and a small pressure loss and can be mounted even in a limited space, the honeycomb catalyst comprising: porous partition walls 4 having plural pores 25, which are arranged to form plural cells 3 allowing communication between two end faces; plugging portions being arranged to plug the cells 3 in one of the end faces; and catalytically active components 5, 15 loaded on surfaces of partition walls 4 and inner surfaces of pores 25, wherein many catalytically active component-loading pores 35 through which a gas can pass are formed in partition walls 4, and a ratio of a mass (MW) of the catalytically active component loaded on the surfaces of partition walls 4 to a mass (MP) of the catalytically active component 5 loaded on the inner surfaces of the pores 25 is (MW):(MP)=1:3 to 3:1.

    摘要翻译： 本发明提供了具有优异的净化效率和小的压力损失的蜂窝状催化剂，并且即使在有限的空间中也能够安装，蜂窝体催化剂包括：具有多个孔25的多孔分隔壁4，其被布置成形成允许通信的多个单元3 两个端面之间; 堵塞部分布置成将单元3插入其中一个端面; 以及负载在分隔壁4的表面和孔25的内表面上的催化活性组分5,15，其中在分隔壁4中形成有气体可以通过的许多催化活性组分负载孔35和质量比 负载在分隔壁4的表面上的催化活性组分与负载在孔25的内表面上的催化活性组分5的质量（MP）的摩尔比（MW）:( MP）= 1:3至3 ：1。

    Catalytic converter
    7.
    发明授权
    Catalytic converter 有权
    催化转化器

    公开(公告)号：US07951338B2

    公开(公告)日：2011-05-31

    申请号：US11723309

    申请日：2007-03-19

    申请人： Yukio Miyairi ,  Naomi Noda

    发明人： Yukio Miyairi ,  Naomi Noda

    IPC分类号： B01D50/00 ,  F01N3/02 ,  B32B3/12

    CPC分类号： F01N3/2828 ,  B01D46/2429 ,  B01D46/2459 ,  B01D46/2466 ,  B01D46/2474 ,  B01D2046/2433 ,  B01D2046/2437 ,  B01D2046/2496 ,  B01D2279/30 ,  B01J35/002 ,  B01J35/04 ,  B01J35/10 ,  B01J37/0018 ,  B01J37/0215 ,  B01J37/0244 ,  Y10T29/49345 ,  Y10T428/24149

    摘要： A catalytic converter having an excellent purification efficiency and small pressure loss and a method for producing the same is provided. A catalytic converter comprises a catalyst coating layer which is coated on the surface of the partition walls of the honeycomb structural body having partition walls which divide and form a plurality of cells functioning as fluid passages. 10% or more of the plurality of the cells are plugged by the plug portions which are formed at the one end or the middle of the passage, the average maximum distance of image of the honeycomb structural body is 10 μm or more and the porosity of the honeycomb structural body is 40% or more, the catalyst coating layer contains at least one oxide selected from the group consisting of alumina, ceria, titania, silica and zirconia, and also a catalyst containing at least one precious metal selected from the group consisting of platinum, rhodium and palladium, or metal exchanged zeolite or vanadium is supported in the catalyst coating layer as the catalytic active constituent, the average maximum distance of image of the catalyst coating layer is 10 μm or more, and the porosity of the catalyst coating layer is 40% or more.

    摘要翻译： 提供了具有优异的净化效率和小压力损失的催化转化器及其制造方法。 催化转化器包括涂覆在蜂窝结构体的分隔壁的表面上的催化剂涂层，其具有分隔并形成用作流体通道的多个单元的分隔壁。 多个细胞中的10％以上被形成在通路的一端或中间的插塞部分堵塞，蜂窝结构体的平均最大图像距离为10μm以上，孔隙率为 蜂窝结构体为40％以上，催化剂被覆层含有选自氧化铝，二氧化铈，二氧化钛，二氧化硅，氧化锆中的至少一种氧化物，以及含有至少一种选自以下的贵金属的催化剂： 铂，铑和钯，或金属交换的沸石或钒负载在催化剂涂层中作为催化活性成分，催化剂涂层的平均最大图像距离为10μm以上，催化剂涂层的孔隙率 层为40％以上。

    Catalytic converter and a method for producing the catalytic converter
    8.
    发明申请
    Catalytic converter and a method for producing the catalytic converter 有权
    催化转化器和催化转化器的生产方法

    公开(公告)号：US20070224092A1

    公开(公告)日：2007-09-27

    申请号：US11723309

    申请日：2007-03-19

    申请人： Yukio Miyairi ,  Naomi Noda

    发明人： Yukio Miyairi ,  Naomi Noda

    IPC分类号： B01D50/00 ,  B21D51/16 ,  B01D53/34

    CPC分类号： F01N3/2828 ,  B01D46/2429 ,  B01D46/2459 ,  B01D46/2466 ,  B01D46/2474 ,  B01D2046/2433 ,  B01D2046/2437 ,  B01D2046/2496 ,  B01D2279/30 ,  B01J35/002 ,  B01J35/04 ,  B01J35/10 ,  B01J37/0018 ,  B01J37/0215 ,  B01J37/0244 ,  Y10T29/49345 ,  Y10T428/24149

    摘要： A catalytic converter having an excellent purification efficiency and small pressure loss and a method for producing the same is provided. A catalytic converter comprises a catalyst coating layer which is coated on the surface of the partition walls of the honeycomb structural body having partition walls which divide and form a plurality of cells functioning as fluid passages. 10% or more of the plurality of the cells are plugged by the plug portions which are formed at the one end or the middle of the passage, the average maximum distance of image of the honeycomb structural body is 10 μm or more and the porosity of the honeycomb structural body is 40% or more, the catalyst coating layer contains at least one oxide selected from the group consisting of alumina, ceria, titania, silica and zirconia, and also a catalyst containing at least one precious metal selected from the group consisting of platinum, rhodium and palladium, or metal exchanged zeolite or vanadium is supported in the catalyst coating layer as the catalytic active constituent, the average maximum distance of image of the catalyst coating layer is 10 μm or more, and the porosity of the catalyst coating layer is 40% or more.

    摘要翻译： 提供了具有优异的净化效率和小压力损失的催化转化器及其制造方法。 催化转化器包括涂覆在蜂窝结构体的分隔壁的表面上的催化剂涂层，其具有分隔并形成用作流体通道的多个单元的分隔壁。 多个细胞中的10％以上被形成在通道的一端或中间的插头部分堵塞，蜂窝结构体的平均最大图像距离为10μm以上，孔隙率为 蜂窝结构体为40％以上，催化剂被覆层含有选自氧化铝，二氧化铈，二氧化钛，二氧化硅，氧化锆中的至少一种氧化物，以及含有至少一种选自以下的贵金属的催化剂： 铂，铑和钯，或金属交换的沸石或钒负载在催化剂涂层中作为催化活性成分，催化剂涂层的平均最大图像距离为10μm以上，催化剂涂层的孔隙率 层为40％以上。

    Catalytic body and manufacturing method of the same
    9.
    发明授权
    Catalytic body and manufacturing method of the same 有权
    催化体及其制造方法相同

    公开(公告)号：US07927551B2

    公开(公告)日：2011-04-19

    申请号：US11727529

    申请日：2007-03-27

    申请人： Yukio Miyairi ,  Naomi Noda ,  Mikio Makino ,  Shinichi Miwa

    发明人： Yukio Miyairi ,  Naomi Noda ,  Mikio Makino ,  Shinichi Miwa

    IPC分类号： B01D50/00

    CPC分类号： C04B38/0006 ,  B01D53/945 ,  B01J23/22 ,  B01J23/30 ,  B01J23/63 ,  B01J29/06 ,  B01J29/061 ,  B01J29/084 ,  B01J29/40 ,  B01J29/46 ,  B01J29/7007 ,  B01J29/7415 ,  B01J29/80 ,  B01J35/04 ,  B01J35/10 ,  B01J37/0018 ,  C04B2111/0081 ,  Y02T10/22 ,  C04B35/01 ,  C04B38/0009 ,  C04B38/0054 ,  C04B38/0074 ,  C04B38/0615 ,  C04B14/047

    摘要： There is disclosed a catalytic body with purifying efficiency and smaller pressure loss and its manufacturing method. Provided is a catalytic body wherein a porous honeycomb structure including partition walls defining a plurality of cells acting as fluid passages which extend through the honeycomb structure from one end surface to the other end surface thereof is formed of at least one type of (a) a catalytic substance and (b) a substance including an oxide and at least one type of noble metal carried on the oxide. The catalytic converter is characterized in that (c) 10% or more of a plurality of cells are plugged by plugging parts formed at one ends or in the middles of passages, that (d) the average pore diameter of the honeycomb structure is 10 μm or more, or that (e) the porosity is 40% or more.

    摘要翻译： 公开了一种具有净化效率和较小压力损失的催化体及其制造方法。 本发明提供一种催化体，其特征在于，具有分隔壁的多孔蜂窝结构体由至少一种（a）和（c）的至少一种形成，所述多孔蜂窝结构体具有限定作为从蜂窝结构体的一端面到另一端面延伸的流体通道的多个单元的分隔壁， 催化物质和（b）包含氧化物的物质和在氧化物上承载的至少一种贵金属。 催化转化器的特征在于，（c）多个电池中的10％以上的电池通过在一端或中间通路中形成的堵塞部件堵塞，（d）蜂窝结构体的平均孔径为10μm 以上，或（e）孔隙率为40％以上。