Nonwoven composites and related products and methods
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United States of America Patent
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Aug 31, 2010
Grant Date -
Nov 5, 2009
app pub date -
Apr 30, 2009
filing date -
Oct 28, 2002
priority date (Note) -
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Abstract
A porous honeycomb substrate including a non-woven fibrous ceramic body is provided herein. The fibrous ceramic body is substantially composed of bonded ceramic fibers forming a rigid non-woven matrix. Washcoat and catalyst materials can be applied to at least partially coat the honeycomb channels. The porous honeycomb substrate provides an improved substrate for use in filtration applications such as exhaust particulate filtration of internal combustion engines.
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