Invention Grant
US09120904B2 Expandable phenolic resin composition, phenolic resin foam, and method for producing the phenolic resin foam 有权
可膨胀酚醛树脂组合物,酚醛树脂发泡体及酚醛树脂发泡体的制造方法

Expandable phenolic resin composition, phenolic resin foam, and method for producing the phenolic resin foam
Abstract:
There is provided an expandable phenolic resin composition comprising: a phenolic resin; an acid curing catalyst for the resin; a foaming agent; and a surfactant, wherein the foaming agent comprises a hydrocarbon-based foaming agent; and the surfactant is a polyoxyethylene alkyl ether having an alkyl ether moiety having 14 to 22 carbon atoms, and the content of the surfactant is 0.01 to 10 parts by weight relative to 100 parts by weight of the phenolic resin.
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