Reduction of aldehydes in amine catalysts

The present disclosure provides a method for reducing the aldehyde content in an amine catalyst by treating the amine catalyst with an organic acid. The organic acid-treated amine catalyst may then be used in the production of polyurethane materials which exhibit reduced aldehyde emissions.

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Bibliographische Detailangaben
Hauptverfasser:	Rodriguez Frank, Rister, Jr. Ernest L, Wiltz, Jr. Eugene P, Grigsby, Jr. Robert A, Barman Bhajendra N
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS THEREFOR CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS GENERAL METHODS OF ORGANIC CHEMISTRY MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC CHEMISTRY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR PREPARATION OR CHEMICAL WORKING-UP THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	The present disclosure provides a method for reducing the aldehyde content in an amine catalyst by treating the amine catalyst with an organic acid. The organic acid-treated amine catalyst may then be used in the production of polyurethane materials which exhibit reduced aldehyde emissions.