METHOD FOR THE PURIFICATION OF ISOCYANATES

METHOD FOR THE PURIFICATION OF ISOCYANATES

The invention relates to a process for purifying at least one isocyanate selected from the group consisting of aliphatic, cycloaliphatic, araliphatic isocyanates and mixtures thereof, to a process for producing at least one isocyanate selected from the group consisting of aliphatic, cycloaliphatic,...

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Hauptverfasser: Eggert, Christoph, Geron, Ulrich, Esser, Ulrich, Fischer, Thomas
Format: Patent
Sprache:eng
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ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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creator Eggert, Christoph
Geron, Ulrich
Esser, Ulrich
Fischer, Thomas
description The invention relates to a process for purifying at least one isocyanate selected from the group consisting of aliphatic, cycloaliphatic, araliphatic isocyanates and mixtures thereof, to a process for producing at least one isocyanate selected from the group consisting of aliphatic, cycloaliphatic, araliphatic isocyanates and mixtures thereof, to the isocyanate obtainable by this process, to a polyurethane constructed from at least one such isocyanate, to the use of this isocyanate and to an optical component containing at least one polyurethane according to the invention.
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subjects ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
title METHOD FOR THE PURIFICATION OF ISOCYANATES
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