Production of ureas

Polymeric or cyclic ureas are produced by heating a mixture of carbon monoxide, sulphur and a polyamino compound which contains at least two primary or secondary amino groups or a primary and a secondary amino group and which may contain other substituents inert under the reaction conditions e.g. al...

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Bibliographische Detailangaben
Hauptverfasser: APPLEGATH FRED, FRANZ RAYMOND AMEND
Format: Patent
Sprache:eng
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