Title:
ハニカム構造体及び排気ガス浄化装置
Document Type and Number:
Japanese Patent JP4592695
Kind Code:
B2
Abstract:
The present invention provides a honey comb structural body that is superior in safety because, evenwhen the material thereof is taken into the human body upon manufacturing, using or discarding the structural body, the material will be dissolved and discharged out of the human body. The honeycomb structural body of the present invention is a pillar-shaped honeycomb structural body made of porous ceramics and including a large number of through holes that are placed in parallel with one another in the length direction with a wall portion interposed therebetween. Herein, the honeycomb structural body has a sealing material layer formed thereon, and the sealing material layer contains inorganic fibers comprising 60 to 85% by weight of silica and 15 to 40% by weight of at least one kind of compound selected from the group consisting of an alkali metal compound, an alkali-earth metal compound and a boron compound.
Inventors:
Ken Ninomiya
Application Number:
JP2006519302A
Publication Date:
December 01, 2010
Filing Date:
November 26, 2004
Export Citation:
Assignee:
IBIDEN CO.,LTD.
International Classes:
B01J35/04; B01D39/20; B01D46/00; B01D46/24; B01D53/86; B01D53/94; B01J21/02; C04B38/00; F01N3/02; F01N3/28
Domestic Patent References:
| JP2003239722A | 2003-08-27 | |||
| JP2003155908A | 2003-05-30 | |||
| JP2002095911A | 2002-04-02 | |||
| JP2002085922A | 2002-03-26 |
Attorney, Agent or Firm:
Yasuo Yasutomi
Toki
Toki