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Patent Searching and Data


Title:
METHOD FOR PRODUCING HONEYCOMB STRUCTURE, AND HONEYCOMB STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2019/026645
Kind Code:
A1
Abstract:
A method for producing a honeycomb structure, the method including a molding step for molding a raw material paste containing ceria-zirconia composite oxide particles, alumina particles, and an alumina binder to obtain a honeycomb molded body, and a firing step for firing the honeycomb molded body to obtain a honeycomb fired body, wherein the method for producing a honeycomb structure is characterized in that, in the firing step, firing is carried out in stages by holding for 30 minutes or longer at a first holding temperature set within the range of 450-950°C, and then holding for 30 minutes or longer at a second holding temperature set within the range from more than 950°C to 1200°C.

Inventors:
GOTO SHINNOSUKE (JP)
HASEGAWA JUN (JP)
MORI DAISUKE (JP)
Application Number:
PCT/JP2018/027264
Publication Date:
February 07, 2019
Filing Date:
July 20, 2018
Export Citation:
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Assignee:
IBIDEN CO LTD (JP)
International Classes:
C04B38/06; B01J23/10; B01J32/00; B01J35/04; B01J37/08; C04B35/50; F01N3/28
Foreign References:
JP2017006828A2017-01-12
JP2016169127A2016-09-23
JP2012116742A2012-06-21
JP2015085241A2015-05-07
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (JP)
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