Title:
ハニカム構造体
Document Type and Number:
Japanese Patent JP6803275
Kind Code:
B2
Abstract:
A honeycomb structure has grooves dented inwardly from the surfaces of the partition walls along a cell direction An open width of an open end of the groove is 0.015-0.505 mm and smaller than the open width a length of one side of each of the cells with the grooves, a bottom width of a bottom of the groove is 0.01-0.5 mm and smaller than the open width, a height from the bottom of the groove to the open end is 0.01-0.05 mm, a thickness of the partition wall in a groove portion is 50 μm or more, a ratio of the number of the cells with the grooves to the number of the total cells is 80% or more, and a value obtained by subtracting the open frontal area when the grooves excluded from the open frontal area when the grooves included is 0.1-8.0%.
Inventors:
Shogo Obata
Hirose Shogo
Hirose Shogo
Application Number:
JP2017053691A
Publication Date:
December 23, 2020
Filing Date:
March 17, 2017
Export Citation:
Assignee:
Nippon Insulator Co., Ltd.
International Classes:
B01J35/04; B01D53/94; B01J29/072; F01N3/28
Domestic Patent References:
| JP63054431U | ||||
| JP63224740A | ||||
| JP2012232240A |
Attorney, Agent or Firm:
Ippei Watanabe
Shigeru Koike
Shigeru Koike