Process for gas phase phosgenation

Process for gas phase phosgenation

Preparation of isocyanates comprises phosgenation of an amine in a gas phase, where for liquid heating, evaporation and/or gas overheating of the amine one or more heat exchanger with a volume specific heat exchange area of at least 1 m 2>/m 3> showing the current management of the amine canal...

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Hauptverfasser: SANDERS, JOSEF, EICHMANN, MARCUS, HAVERKAMP, VERENA, SOJKA, BERND, BRUEMMER, HANNO, LAUE, JOERG
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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creator SANDERS, JOSEF
EICHMANN, MARCUS
HAVERKAMP, VERENA
SOJKA, BERND
BRUEMMER, HANNO
LAUE, JOERG
description Preparation of isocyanates comprises phosgenation of an amine in a gas phase, where for liquid heating, evaporation and/or gas overheating of the amine one or more heat exchanger with a volume specific heat exchange area of at least 1 m 2>/m 3> showing the current management of the amine canal that possess a hydraulic diameter of 5-10 mu m, is used.
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subjects ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
title Process for gas phase phosgenation
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