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US 11,299,598 B2Granted
Flame-retardant phenolic resin foam
AssigneeAsahi Kasei Construction Materials Corporation
InventorsHisashi Mihori, Noriaki Kikuchi, Masami Komiyama
Life of this patent
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Abstract
A phenolic resin foam has a density of 30 kg/m3 to 80 kg/m3, a closed cell ratio of 85% or more, and reaches a total amount of heat release of 8 MJ/m2 in a time of 20 minutes or more in a heat release test performed using a cone calorimeter.
Claims12
A phenolic resin foam having a density of 30 kg/m3 to 80 kg/m3, a closed cell ratio of 85% or more, and reaching a total amount of heat release of 8 MJ/m2 in a time of 20 minutes or more in a heat release test performed using a cone calorimeter.
Dependencies are inferred from the claim text.