公开(公告)号：US07029511B2

公开(公告)日：2006-04-18

申请号：US10474309

申请日：2003-01-24

申请人： Shuichi Ichikawa ,  Takashi Harada ,  Aiko Otsuka ,  Yukihisa Wada ,  Yoshinori Yamamoto

发明人： Shuichi Ichikawa ,  Takashi Harada ,  Aiko Otsuka ,  Yukihisa Wada ,  Yoshinori Yamamoto

IPC分类号： B01D39/20 ,  C04B38/00

CPC分类号： B01D46/247 ,  B01D39/2075 ,  B01D46/0001 ,  B01D46/2466 ,  B01D2279/30 ,  B01J21/08 ,  B01J27/224 ,  B01J35/04 ,  B01J37/08 ,  B01J37/346 ,  C04B35/117 ,  C04B35/185 ,  C04B35/488 ,  C04B35/505 ,  C04B35/565 ,  C04B35/581 ,  C04B38/0006 ,  C04B2111/00793 ,  C04B2111/0081 ,  C04B2235/3821 ,  C04B2235/3826 ,  C04B2235/386 ,  C04B2235/422 ,  C04B2235/428 ,  C04B2235/5436 ,  C04B2235/668 ,  C04B2235/72 ,  C04B2235/761 ,  C04B2235/77 ,  C04B2235/80 ,  C04B2235/9607 ,  F01N3/0222 ,  F01N3/2828 ,  F01N2330/06 ,  Y02T10/20

摘要： A honeycomb structure 1 has a large number of through-holes 3 divided by partition walls 2 and extending in the axial direction, characterized in that the honeycomb structure contains a Si phase having a lattice constant controlled at 0.54302 to 0.54311 nm at room temperature. A process for producing the honeycomb structure 1, includes a firing step of firing a precursor of honeycomb structure, wherein the precursor contains a Si phase and the firing step is conducted using a furnace material free from any boron-containing compound. A process for producing the honeycomb structure 1, includes a firing step of firing a precursor of honeycomb structure, wherein a reduction percentage of Si content in Si phase after firing step relative to Si content in Si phase before firing step is suppressed at 10% by mass or less. Having an improved thermal conductivity, the honeycomb structure is superior in thermal shock resistance.

摘要翻译： 蜂窝结构体1具有多个分隔壁2并沿轴向延伸的通孔3，其特征在于，蜂窝结构体含有在室温下控制在0.54302〜0.54311nm的晶格常数的Si相。 蜂窝结构体1的制造方法包括烧成蜂窝结构体前体的烧成工序，其中前体含有Si相，烧成工序使用不含任何含硼化合物的炉料进行。 蜂窝结构体1的制造方法包括烧成蜂窝结构体的前体的烧成工序，烧成工序后的Si相中的Si相中的Si含量相对于烧成工序之前的Si相中的Si含量的还原率被抑制为10％ 质量或更小。 蜂窝结构具有改善的导热性，耐热冲击性优异。

公开(公告)号：US20060154068A1

公开(公告)日：2006-07-13

申请号：US10527440

申请日：2004-05-27

申请人： Aiko Otsuka ,  Shuichi Ichikawa ,  Takashi Harada

发明人： Aiko Otsuka ,  Shuichi Ichikawa ,  Takashi Harada

IPC分类号： B32B5/16 ,  C04B35/64

CPC分类号： C04B35/565 ,  C04B38/0009 ,  C04B2111/00129 ,  C04B2235/36 ,  C04B2235/3826 ,  C04B2235/5436 ,  C04B2235/5481 ,  Y10T428/2982

摘要： A method of manufacturing a honeycomb structure. (1) Water is added to silicon carbide particles and kneaded into a kneaded raw material. The silicon carbide particles have an average particle diameter of not less than 2 μm and not more than the honeycomb rib thickness×0.23 and a logarithmic standard deviation of the particle size distribution of not less than 0.15 and not more than 0.40 (step S11). (2) The kneaded raw material is extruded by extrusion into a honeycomb extruded body (step S12). (3) The extruded body is dried (step S13), calcined (step S14), and fired (step S15).

摘要翻译： 蜂窝结构体的制造方法。 （1）向碳化硅颗粒中加入水，并捏合成捏合的原料。 碳化硅颗粒的平均粒径不小于2μm，蜂窝肋厚度不大于0.22，粒度分布的对数标准差为0.15以上且0.40以下（步骤S11） 。 （2）捏合的原料通过挤出挤出成蜂窝状挤压体（步骤S12）。 （3）将挤出体干燥（步骤S13），煅烧（步骤S14），烧成（步骤S15）。

公开(公告)号：US07208108B2

公开(公告)日：2007-04-24

申请号：US10470379

申请日：2002-12-06

申请人： Aiko Otsuka ,  Shuichi Ichikawa ,  Takashi Harada

发明人： Aiko Otsuka ,  Shuichi Ichikawa ,  Takashi Harada

IPC分类号： B29C47/00 ,  B01D46/00

CPC分类号： C04B35/195 ,  C04B35/565 ,  C04B35/62655 ,  C04B35/636 ,  C04B38/0006 ,  C04B2111/0081 ,  C04B2111/00836 ,  C04B2111/34 ,  C04B2235/3217 ,  C04B2235/3218 ,  C04B2235/3418 ,  C04B2235/3445 ,  C04B2235/349 ,  C04B2235/3826 ,  C04B2235/428 ,  C04B2235/6021 ,  C04B2235/668 ,  C04B2235/728 ,  C04B2235/80 ,  C04B2235/96 ,  C04B35/00 ,  C04B38/0665 ,  C04B38/069

摘要： A method for producing a porous ceramic article involves a step of kneading raw materials including a raw material for a ceramic and a processing aid, to prepare a body, a step of forming the body, to prepare a ceramic formed product, a step of drying the formed product, to prepare a ceramic dried article, and a step of firing the ceramic dried article, to preparing a porous ceramic article, characterized in that the processing aid is a starch having been subjected to a crosslinking treatment or a material comprising a starch having been subjected to a crosslinking treatment and a foamed resin. The method allows the production of a porous ceramic article which is suppressed in the deformation during drying and is excellent in dimensional accuracy.

摘要翻译： 多孔陶瓷制品的制造方法包括：捏合包含陶瓷原料的原料和加工助剂以制备主体的步骤，形成本体的步骤，制备陶瓷成形产品，干燥步骤 形成的产品，以制备陶瓷干燥制品，以及焙烧陶瓷干燥制品的步骤，制备多孔陶瓷制品，其特征在于加工助剂是经过交联处理的淀粉或包含淀粉的材料 已进行交联处理和发泡树脂。 该方法允许制造在干燥期间变形中抑制的多孔陶瓷制品，并且尺寸精度优异。

公开(公告)号：US07569201B2

公开(公告)日：2009-08-04

申请号：US10527440

申请日：2004-05-27

申请人： Aiko Otsuka ,  Shuichi Ichikawa ,  Takashi Harada

发明人： Aiko Otsuka ,  Shuichi Ichikawa ,  Takashi Harada

IPC分类号： C01B31/36 ,  B32B5/16 ,  C04B35/64

CPC分类号： C04B35/565 ,  C04B38/0009 ,  C04B2111/00129 ,  C04B2235/36 ,  C04B2235/3826 ,  C04B2235/5436 ,  C04B2235/5481 ,  Y10T428/2982

摘要： A method of manufacturing a honeycomb structure. (1) Water is added to silicon carbide particles and kneaded into a kneaded raw material. The silicon carbide particles have an average particle diameter of not less than 2 μm and not more than the honeycomb rib thickness×0.23 and a logarithmic standard deviation of the particle size distribution of not less than 0.15 and not more than 0.40 (step S11). (2) The kneaded raw material is extruded by extrusion into a honeycomb extruded body (step S12). (3) The extruded body is dried (step S13), calcined (step S14), and fired (step S15).

摘要翻译： 蜂窝结构体的制造方法。 （1）向碳化硅颗粒中加入水，并捏合成捏合的原料。 碳化硅颗粒的平均粒径不小于2μm，蜂窝肋厚度不大于0.24，粒度分布的对数标准差不小于0.15且不大于0.40（步骤S11）。 （2）捏合的原料通过挤出挤出成蜂窝状挤压体（步骤S12）。 （3）将挤压体干燥（步骤S13），煅烧（步骤S14），烧成（步骤S15）。

公开(公告)号：US07682072B2

公开(公告)日：2010-03-23

申请号：US10505334

申请日：2003-03-14

申请人： Shuichi Ichikawa ,  Aiko Otsuka ,  Motomichi Itou ,  Takuma Makino

发明人： Shuichi Ichikawa ,  Aiko Otsuka ,  Motomichi Itou ,  Takuma Makino

IPC分类号： G01N25/18

CPC分类号： G01N25/18

摘要： The method for measurement of thermal conductivity of a honeycomb structure according to the present invention comprises the steps keeping the whole honeycomb structure in a steady temperature state with keeping two ends of the honeycomb structure at given different temperatures; and measuring a thermal conductivity of the honeycomb structure in the steady state. According to the present invention there is provided a method for measurement of thermal conductivity of a honeycomb structure, which can measure the thermal conductivity of a honeycomb structure in the shape of the honeycomb structure per se or in a predetermined block shape without preparing, for example, a test specimen of particular shape.

摘要翻译： 根据本发明的蜂窝结构体的导热率的测定方法包括以下步骤：将蜂窝结构体整体保持在稳定的温度状态，同时将蜂窝结构的两端保持在给定的不同温度; 并测量蜂窝结构体在稳定状态下的导热率。 根据本发明，提供了一种测定蜂窝结构体的导热率的方法，其可以测量蜂窝结构本身的形状或预定块形状的蜂窝结构体的导热性，而无需制备例如 特殊形状的试样。

公开(公告)号：US20060057330A1

公开(公告)日：2006-03-16

申请号：US10531873

申请日：2003-10-21

申请人： Yasushi Uchida ,  Aiko Otsuka ,  Shuichi Ichikawa

发明人： Yasushi Uchida ,  Aiko Otsuka ,  Shuichi Ichikawa

IPC分类号： B32B3/12

CPC分类号： B01D39/2068 ,  C04B38/0006 ,  C04B38/0625 ,  C04B2111/00793 ,  Y10T428/24149 ,  C04B33/00 ,  C04B35/565 ,  C04B35/584 ,  C04B35/515 ,  C04B38/06

摘要： A method for manufacturing a porous honeycomb structure of the present invention comprises the steps of: mixing at least an aggregate raw material, water, an organic binder, a pore-forming agent, and an alkali metal source, wherein the aggregate raw material comprises metal silicon and/or a non-oxide ceramic containing silicon; kneading the mixture to form clay; forming the clay into a honeycomb shape having a plurality of cells as passages for fluid; drying the formed body to obtain a honeycomb formed body; calcinating the honeycomb formed body to obtain a calcinated body; and firing the calcinated body to obtain a porous honeycomb structure.

摘要翻译： 本发明的多孔蜂窝结构体的制造方法包括以下工序：将至少聚集原料，水，有机粘合剂，造孔剂和碱金属源混合，其中，聚集体原料包含金属 硅和/或含有硅的非氧化物陶瓷; 捏合混合物以形成粘土; 将所述粘土形成为具有多个单元作为流体通道的蜂窝形状; 干燥成形体以获得蜂窝成形体; 煅烧蜂窝成形体以获得煅烧体; 并焙烧煅烧体以获得多孔蜂窝结构体。

公开(公告)号：US20060003143A1

公开(公告)日：2006-01-05

申请号：US10531578

申请日：2003-10-21

申请人： Yasushi Uchida ,  Aiko Otsuka ,  Shuichi Ichikawa

发明人： Yasushi Uchida ,  Aiko Otsuka ,  Shuichi Ichikawa

IPC分类号： B32B3/12 ,  B32B3/10

CPC分类号： B01J35/04 ,  B01D46/0001 ,  B01D46/2418 ,  B01J37/0018 ,  B22F3/1115 ,  B22F2999/00 ,  C04B35/111 ,  C04B35/185 ,  C04B35/19 ,  C04B35/195 ,  C04B35/478 ,  C04B35/565 ,  C04B35/584 ,  C04B38/0006 ,  C04B2235/3201 ,  C04B2235/3218 ,  C04B2235/3418 ,  C04B2235/428 ,  C04B2235/449 ,  F01N3/0222 ,  F01N2330/06 ,  Y10T428/24149 ,  C04B35/00 ,  C04B38/06 ,  B22F3/22

摘要： A method of manufacturing a porous honeycomb structure of the present invention includes the steps of: mixing and kneading at least an aggregate particle material formed of a ceramic and/or a metal, water, an organic binder, a pore former, and colloidal particles to form clay; forming the clay into a honeycomb shape having a plurality of cells constituting through channels of fluids; drying the clay to obtain a honeycomb formed body; calcining the honeycomb formed body to form a calcined body; and thereafter firing the calcined body to obtain the porous honeycomb structure.

摘要翻译： 制造本发明的多孔蜂窝结构体的方法包括以下步骤：至少将由陶瓷和/或金属形成的骨料颗粒材料，水，有机粘合剂，成孔剂和胶体颗粒混合和捏合到 形成粘土; 将所述粘土形成具有通过流体通道构成的多个细胞的蜂窝形状; 干燥粘土以获得蜂窝成形体; 煅烧蜂窝成形体以形成煅烧体; 然后焙烧煅烧体以获得多孔蜂窝结构体。

公开(公告)号：US07524450B2

公开(公告)日：2009-04-28

申请号：US10573486

申请日：2004-09-29

申请人： Masashi Marada ,  Shuichi Ichikawa ,  Aiko Otsuka ,  Atsushi Kaneda ,  Yasushi Noguchi

发明人： Masashi Marada ,  Shuichi Ichikawa ,  Aiko Otsuka ,  Atsushi Kaneda ,  Yasushi Noguchi

IPC分类号： C04B35/565

CPC分类号： C04B38/0006 ,  C04B35/195 ,  C04B35/622 ,  C04B2111/00793 ,  C04B2235/3201 ,  C04B2235/3217 ,  C04B2235/3418 ,  C04B2235/3427 ,  C04B2235/3445 ,  C04B2235/349 ,  C04B2235/5427 ,  C04B2235/5436 ,  C04B2235/5445 ,  C04B2235/5463 ,  C04B2235/6021 ,  C04B2235/606 ,  C04B2235/77 ,  C04B2235/9607 ,  F01N2330/06 ,  Y02W30/95 ,  Y10T428/24149 ,  C04B18/167

摘要： There is provided a method for manufacturing a silicon carbide based honeycomb structure, the method using, as a part of a starting material, a recycled raw material recycled from a recovered material generated in a process for manufacturing the silicon carbide based honeycomb structure and derived from a starting material for a silicon carbide based honeycomb structure; wherein the recycled raw material is pulverized to have an average particle size of 10 to 300 μm. According to the present invention, structure defects such as voids or coarse particles, which have been problems upon manufacturing a silicon carbide based honeycomb structure, are hardly formed, and a silicon carbide based honeycomb structure having excellent strength and uniform heat conductivity can be obtained. In addition, since a once kneaded material is used as a part of a starting material, the time for kneading can be shortened.

摘要翻译： 提供了一种制造碳化硅基蜂窝结构体的方法，该方法使用从在碳化硅基蜂窝结构体的制造方法中生成的回收材料再循环的再循环原料作为起始原料的一部分， 用于碳化硅基蜂窝结构的原料; 将再循环的原料粉碎成平均粒径为10〜300μm。 根据本发明，难以形成在制造碳化硅型蜂窝结构体时存在问题的诸如空隙或粗颗粒的结构缺陷，并且可以获得具有优异的强度和均匀导热性的碳化硅基蜂窝结构体。 此外，由于使用一次捏合的材料作为原料的一部分，因此可以缩短捏合的时间。

公开(公告)号：US20080092499A1

公开(公告)日：2008-04-24

申请号：US11659977

申请日：2005-09-14

申请人： Aiko Otsuka ,  Shuichi Ichikawa

发明人： Aiko Otsuka ,  Shuichi Ichikawa

IPC分类号： B01D39/00

CPC分类号： C04B38/0006 ,  B01D2275/30 ,  B01J35/04 ,  C04B35/185 ,  C04B35/195 ,  C04B35/565 ,  C04B35/584 ,  C04B2111/00793 ,  C04B2111/0081 ,  C04B35/18 ,  C04B38/0054 ,  C04B38/0074 ,  C04B38/068 ,  C04B35/56 ,  C04B35/58

摘要： There is disclosed a porous honeycomb filter whose trapping efficiency does not drop even when a porosity fluctuates and which is capable of balancing the trapping efficiency and a pressure loss. The porous honeycomb filter is a filter whose pore distribution has been controlled. A volume of pores having a pore diameter of 15 μm or less is 0.07 cc/cc or less, and a volume of pores having a pore diameter of 40 μm or more is 0.07 cc/cc or less.

摘要翻译： 公开了一种多孔蜂窝过滤器，即使当孔隙率波动并且能够平衡捕集效率和压力损失时，捕集效率也不会下降。 多孔蜂窝过滤器是其孔分布被控制的过滤器。 孔径为15μm以下的孔的体积为0.07cc / cc以下，孔径为40μm以上的孔的体积为0.07cc / cc以下。

公开(公告)号：US20070298958A1

公开(公告)日：2007-12-27

申请号：US10573486

申请日：2004-09-29

申请人： Masashi Harada ,  Shuichi Ichikawa ,  Aiko Otsuka ,  Atsushi Kaneda ,  Yasushi Noguchi

发明人： Masashi Harada ,  Shuichi Ichikawa ,  Aiko Otsuka ,  Atsushi Kaneda ,  Yasushi Noguchi

IPC分类号： C04B35/565

CPC分类号： C04B38/0006 ,  C04B35/195 ,  C04B35/622 ,  C04B2111/00793 ,  C04B2235/3201 ,  C04B2235/3217 ,  C04B2235/3418 ,  C04B2235/3427 ,  C04B2235/3445 ,  C04B2235/349 ,  C04B2235/5427 ,  C04B2235/5436 ,  C04B2235/5445 ,  C04B2235/5463 ,  C04B2235/6021 ,  C04B2235/606 ,  C04B2235/77 ,  C04B2235/9607 ,  F01N2330/06 ,  Y02W30/95 ,  Y10T428/24149 ,  C04B18/167

摘要： There is provided a method for manufacturing a silicon carbide based honeycomb structure, the method using, as a part of a starting material, a recycled raw material recycled from a recovered material generated in a process for manufacturing the silicon carbide based honeycomb structure and derived from a starting material for a silicon carbide based honeycomb structure; wherein the recycled raw material is pulverized to have an average particle size of 10 to 300 μm. According to the present invention, structure defects such as voids or coarse particles, which have been problems upon manufacturing a silicon carbide based honeycomb structure, are hardly formed, and a silicon carbide based honeycomb structure having excellent strength and uniform heat conductivity can be obtained. In addition, since a once kneaded material is used as a part of a starting material, the time for kneading can be shortened.

摘要翻译： 提供了一种制造碳化硅基蜂窝结构体的方法，该方法使用从在碳化硅基蜂窝结构体的制造方法中生成的回收材料再循环的再循环原料作为起始原料的一部分， 用于碳化硅基蜂窝结构的原料; 将再循环的原料粉碎成平均粒径为10〜300μm。 根据本发明，难以形成在制造碳化硅型蜂窝结构体时存在问题的诸如空隙或粗颗粒的结构缺陷，并且可以获得具有优异的强度和均匀导热性的碳化硅基蜂窝结构体。 此外，由于使用一次捏合的材料作为原料的一部分，因此可以缩短捏合的时间。