FOAM PRODUCTS AND METHODS OF PRODUCING THE SAME
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United States of America Patent
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Feb 5, 2016
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Feb 5, 2015
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Abstract
Compositions for the formation of heat resistant foams are disclosed. The invention also relates to a process for the production of polymeric foams containing amide groups with foaming substantially accomplished by elimination of carbon dioxide by reaction of polyfunctional isocyanates, carboxylic acids, and polyols in the presence of a catalyst system composition comprises a catalyst compound having a cation of a metal, in a salt or ligand, which metal is selected from the group consisting of magnesium, cobalt, manganese, yttrium, Lanthanide Series metals, and combinations thereof, resulting in formation of amide groups in the polymer.
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