Title:
セラミックハニカム構造体の製造方法
Document Type and Number:
Japanese Patent JP5725247
Kind Code:
B2
Abstract:
A method for producing a ceramic honeycomb structure, the method comprising
extrusion-molding a moldable material containing a ceramic material and a pore-forming material to obtain a predetermined molding; and drying and sintering said molding;
wherein said moldable material contains 2 % to 20 % by mass of said pore-forming material based on 100 % by mass of said ceramic material; and wherein said pore-forming material has a median diameter of 5 µ m to 70 µ m; and said pore-forming material is solid or hollow resin particles having inorganic powder on the surface. A ceramic honeycomb filter can be manufactured by alternately plugging the exhaust-gas-inlet or exhaust-gas-outlet side of said flow paths.
Inventors:
Shunji Okazaki
Application Number:
JP2014225166A
Publication Date:
May 27, 2015
Filing Date:
November 05, 2014
Export Citation:
Assignee:
Hitachi Metals Co., Ltd.
International Classes:
C04B38/06; B01D39/20; B29C48/11; C04B35/195; F01N3/022
Domestic Patent References:
| JP2005095884A | ||||
| JP2007290951A | ||||
| JP2005177626A | ||||
| JP2009149500A | ||||
| JP2009532195A | ||||
| JP2005519834A |
Foreign References:
| WO2005068397A1 | ||||
| WO2010013509A1 |
Attorney, Agent or Firm:
Takaishi Tachibana