Fire prevention material
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United States of America Patent
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-
Mar 28, 1989
Grant Date -
N/A
app pub date -
Oct 14, 1986
filing date -
Oct 15, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a fire prevention material in loose form containing at least one material thermally insulating at temperatures up to 1100.degree. C.; at least one material which irreversibly expands at temperatures over 150.degree. C., particularly over 200.degree. C.; and at least one preferably finely divided binder, which is able to expand on heating. All the constituents of the material are waterproof and weatherproof, so that the fire prevention material can be frequently handled over long periods. It is preferably packed into incompletely filled bags.
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