Phenolic resin foam laminated sheet and method for manufacturing the same
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United States of America Patent
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May 22, 2018
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app pub date -
Mar 25, 2011
filing date -
Mar 26, 2010
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Abstract
A phenolic resin foam laminated sheet comprising a phenolic resin foam; and a face material for covering a surface of the phenolic resin foam, wherein the phenolic resin foam contains a hydrocarbon, a chlorinated aliphatic hydrocarbon or a combination thereof, a density of the phenolic resin foam is 10 kg/m3 or higher and 100 kg/m3 or lower, an average cell diameter of the phenolic resin foam is 5 μm or larger and 200 μm or smaller, a closed cell content of the phenolic resin foam is 85% or higher and 99% or lower, and an absolute value of a dimensional charge rate of the phenolic resin foam after 70° C. for 48 hours is 0.49% or lower.
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