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Title:
HONEYCOMB STRUCTURE PRODUCTION METHOD, HONEYCOMB STRUCTURE, AND SOLID-LIQUID SEPARATION FILTER
Document Type and Number:
Japanese Patent JP2014000783
Kind Code:
A
Abstract:

To provide a method of producing a honeycomb structure which develops substantially no sealing defects even when it is ground after through-cells are sealed, and to provide an end face-treated honeycomb structure having substantially no sealing defects and a solid-liquid separation filter.

A method of producing a honeycomb structure 3A comprises: a step of preparing a honeycomb structure raw body 7; a first filling step of filling a first sealing material 21 from one open end parts to other open end parts of through-cells 11b of the honeycomb structure; a first curing step of curing the first sealing material 21; a second filling step of filling a second sealing material 22 to gaps 24 defined in the first sealing material 21; and a second curing step of curing the second sealing material 22. The honeycomb structure 3A has ground surfaces on its end surfaces and exposed surfaces of a sealing member 13 and a solid-liquid separation filter includes the honeycomb structure 3A and separation filters 4.


Inventors:
KOIZUMI HIROSHI
MIZUTANI YOICHIRO
Application Number:
JP2012139471A
Publication Date:
January 09, 2014
Filing Date:
June 21, 2012
Export Citation:
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Assignee:
NGK SPARK PLUG CO
International Classes:
B28B11/02; B01D39/20; B01D46/00; C04B38/00
Domestic Patent References:
JP2010221189A2010-10-07
JP2002356386A2002-12-13
JP2010522107A2010-07-01
JP2013049009A2013-03-14
JP2010221189A2010-10-07
Foreign References:
WO2008081654A12008-07-10
WO2008081654A12008-07-10
Attorney, Agent or Firm:
Naoki Fukumura