TWO-STAGE REACTOR FOR THE PRODUCTION OF MELAMINE

TWO-STAGE REACTOR FOR THE PRODUCTION OF MELAMINE

THE PRESENT INVENTION RELATES TO A PRECESS FOR THE CATALYTIC PREPARATION OF MELAMINE BY DECOMPOSITION OF UREA OVER PARTICULAR SOLID CATALYSTS USING A MAIN REACTOR AND AN AFTER-REACTOR. A CATALYST HAVING A LOW LEWIS ACIDITY IS USED IN THE MAIN REACTOR AND A CATALYST HAVING AN EQUAL OR PREFERABLY HIGH...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: RALF-THOMAS RAHN, REINER GEIER, DR.THOMAS GRASLER, MARKUS HOELZIE, WOLFGANG STEINER, ECKEHARD DANZ, KLAUS HARTH, CHRISTIAN KUHRS
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:THE PRESENT INVENTION RELATES TO A PRECESS FOR THE CATALYTIC PREPARATION OF MELAMINE BY DECOMPOSITION OF UREA OVER PARTICULAR SOLID CATALYSTS USING A MAIN REACTOR AND AN AFTER-REACTOR. A CATALYST HAVING A LOW LEWIS ACIDITY IS USED IN THE MAIN REACTOR AND A CATALYST HAVING AN EQUAL OR PREFERABLY HIGHER LEWIS ACIDITY IS USED IN THE AFTER-REACTOR.