Title:
目封止ハニカム構造体
Document Type and Number:
Japanese Patent JP6788515
Kind Code:
B2
Abstract:
A plugged honeycomb structure including: a pillar-shaped honeycomb structure body having porous partition walls made of a material including silicon carbide, and plugging portions, wherein a porosity of the partition walls is from 42 to 52%, a thickness of the partition walls is from 0.15 to 0.36 mm, a ratio of a volume of pores having pore diameters of 10 μm or less to a total pore volume of the partition walls is 41% or less, a ratio of a volume of pores having pore diameters in a range of 18 to 36 μm to the total pore volume is 10% or less, the pore diameter indicating a maximum value of the log differential pore volume is in a range of 10 to 16 μm, and a half-value width of a peak including the maximum value of the log differential pore volume is 5 μm or less.
Inventors:
Tomohiro Iida
Kazuto Miura
Takashi Aoki
Osamu Yasui
Kazuto Miura
Takashi Aoki
Osamu Yasui
Application Number:
JP2017017465A
Publication Date:
November 25, 2020
Filing Date:
February 02, 2017
Export Citation:
Assignee:
Nippon Insulator Co., Ltd.
International Classes:
B01J35/04; B01D39/20; B01D46/00; B01D53/94; B01J35/10; F01N3/022
Domestic Patent References:
| JP2007290951A | ||||
| JP2009011908A | ||||
| JP2004330118A | ||||
| JP2014166635A | ||||
| JP5023512A |
Foreign References:
| WO2006030811A1 |
Attorney, Agent or Firm:
Ippei Watanabe
Shigeru Koike
Shigeru Koike