Fire retardant foams comprising expandable graphite, amine salts and phosphorous polyols
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United States of America Patent
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-
Dec 22, 1992
Grant Date -
N/A
app pub date -
May 10, 1990
filing date -
May 30, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
New particularly effective fire retardent elements based on foams and expandable graphite are characterized in that they additionally contain one or more components from the group consisting of phosphate-containing polyols, borates and amine salts.
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