Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Matthias Naumann0
Carsten Schiller0
Christian Eilbracht0
Ruediger Landers0
Date of Patent
February 3, 2015
0Patent Application Number
128642850
Date Filed
December 22, 2008
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The object of the invention is a method for producing polyurethane and/or polyisocyanurate insulating foam based on foaming reaction mixtures containing polyisocyanates, compounds having reactive hydrogen atoms, propellants, stabilizers, nucleation agents, and optionally further additives, which is characterized in that porous solids, in particular silicates having a zeolite structure, are used as the nucleation agents.
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