Porous gels based on aromatic and cycloaliphatic amines

摘要

The invention relates to a porous gel comprising the following components in converted form: (a1) at least one multifunctional isocyanate, (a2) at least one multifunctional aromatic amine and (a3) at least one multifunctional cycloaliphatic amine. The invention further relates to a method for producing porous gels, to the resulting porous gels, and to the use of the porous gels as insulation and in vacuum insulation panels.