LIQUID DIPHENYLMETHANE DIISOCYANATE COMPOSITIONS

LIQUID DIPHENYLMETHANE DIISOCYANATE COMPOSITIONS The present invention is directed to a process for the production of an isocyanate which is both stable and liquid at room temperature comprising reacting pure diphenylmethane diisocyanate or crude diphenylmethane diisocyanate with the monoallyl ether...

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Bibliographische Detailangaben
Hauptverfasser:	REIFF, HELMUT F, PANTONE, RICHARD S
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	LIQUID DIPHENYLMETHANE DIISOCYANATE COMPOSITIONS The present invention is directed to a process for the production of an isocyanate which is both stable and liquid at room temperature comprising reacting pure diphenylmethane diisocyanate or crude diphenylmethane diisocyanate with the monoallyl ether of trimethylolpropane at a temperature of from 20 to 110.degree.C, in such a ratio that the resultant product has an isocyanate group content of from 20 to 30%, by weight, and the product resulting therefrom.