Processo de preparaçao de compostos aromáticos substituídos por pelo menos dois grupamentos isocianatos

Processo de preparaçao de compostos aromáticos substituídos por pelo menos dois grupamentos isocianatos

The invention relates to a process for the preparation of aromatic compounds substituted by at least two isocyanate groups, characterised in that at least one compound (A) comprising at least two primary amine functional groups and at least one aromatic unit is brought into contact, in the gas phase...

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Hauptverfasser: FAOUZI JOULAK, PASCAL VACUS, DENIS REVELANT
Format: Patent
Sprache:por
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ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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creator FAOUZI JOULAK
PASCAL VACUS
DENIS REVELANT
description The invention relates to a process for the preparation of aromatic compounds substituted by at least two isocyanate groups, characterised in that at least one compound (A) comprising at least two primary amine functional groups and at least one aromatic unit is brought into contact, in the gas phase, with phosgene and in that the reactor, in which these reactants are brought into contact, is not being stirred.
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subjects ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
title Processo de preparaçao de compostos aromáticos substituídos por pelo menos dois grupamentos isocianatos
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