Fluoroelastomer gasket compositions
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United States of America Patent
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Nov 1, 2011
Grant Date -
Aug 14, 2008
app pub date -
Feb 11, 2008
filing date -
Feb 18, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A gasket elastomer precursor of admixed fluoroelastomer particulate, curing agent, and metallic oxide reduction-agent optionally admixed with any of microspheres, inert particulate, PTFE particles. In one embodiment, the composition is applied to a substrate and cured to provide a fuel cell gasket. The admixtures provide a basis for designed cured admixtures having internally differentiated regions interbonded by cured elastomer.
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