Cordierite ceramic honeycomb and a method for producing the...

B - Operations – Transporting – 32 – B

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B32B 3/12 (2006.01) B01J 35/04 (2006.01) C04B 35/195 (2006.01)

Patent

CA 1076543

ABSTRACT OF THE DISCLOSURE Cordierite ceramic honeycomb consisting mainly of cordierite in crystal phase and containing not more than 20% by weight of at least one crystal selected from the group consisting of spinel, mullite and corundum and having a thermal expansion coefficient at a temperature range of 25- 1,000°C being less than 22x10-7 (1/°C). The cordierite honeycombsof the present invention are excellent in the heat resistance, thermal shock resistance and catalyst adhesion, so that the honeycomb can be broadly used for catalyst supporters for purifying automobile exhaust gas, various industrial catalyst supporters, various heat exchangers and the like.

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