Ceramic support capable of supporting a catalyst, a catalyst-ceramic body and processes for producing same
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United States of America Patent
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May 29, 2007
Grant Date -
N/A
app pub date -
Apr 10, 2000
filing date -
Apr 9, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A ceramic support capable of supporting a catalyst comprising a ceramic body having fine pores with a diameter or width up to 1000 times the ion diameter of a catalyst component to be supported on the surface of the ceramic body, the number of the fine pores being not less than 1.times.10.sup.11 pores per liter, is produced by introducing oxygen vacancies or lattice defects in the cordierite crystal lattice or by applying a thermal shock to form fine cracks.
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