Blowing agent blends
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United States of America Patent
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N/A
Issued Date -
Dec 4, 2003
app pub date -
Jun 3, 2002
filing date -
Jun 3, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Foam blowing agent blends of trans-1,2-dichloroethylene and one or more pentanes are provided, as are polyol premixes and foam compositions containing such blends. The resulting foams exhibit dramatic improvement in fire resistance.
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