Honeycomb structural body
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United States of America Patent
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Jun 22, 2004
Grant Date -
N/A
app pub date -
Nov 22, 1999
filing date -
Nov 30, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
There is provided a honeycomb structural body with a high cell density of 600 cells/in.sup.2 or greater and excellent catalyst loading properties. In a honeycomb structural body comprising a plurality of cells formed by providing partition walls composed mainly of cordierite, which has the chemical composition SiO.sub.2 : 45-55 wt %, Al.sub.2 O.sub.3 : 33-42%, MgO: 12-18 wt %, in a honeycomb fashion, the density of the cells is at least 600 cells/in.sup.2 and the pore volume of the partition walls is at least 30%.
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