COMPOSITION FOR MANUFACTURING A TANNIN-BASED FOAM MATERIAL FOAM MATERIAL OBTAINABLE FROM IT AND MANUFACTURING PROCESS THEREOF

摘要

A composition for preparing a foam material based on flavonoid tannin comprises a flavonoid tannin of predominant proprovinylethynidine and / or propicillinide type, furfuryl alcohol, a foaming agent And a catalyst. The composition is completely free of formaldehyde and contains furfuryl alcohol in an amount greater than 20% by weight of the composition. The composition makes it possible to obtain excellent properties and low cost foam materials, which can be typically used in the building and automotive industry and in general vehicles.