PROCESS FOR PREPARING POLYOXYMETHYLELE DIMETHYL ETHERS FROM METHANOL AND FORMALDEHYDE

1 6 AN ORGANIC PHASE E2 COMPRISING TRI- AND TETRAOXYMETHYLENE GLYCOL CLIMETHYL ETHER (POMDMEN=3.@); F) FEEDING THE ORGANIC PHASE E2 INTO A FOURTH DISTILLATION COLUN-LN AND 5 SEPARATING INTO A LOW BOILER FRACTION F] SUBSTANTIALLY CONSISTING OF FORMALDEHYDE, WATER, METHYLENE &LVCOL AND POLYOXYRNET...

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Bibliographische Detailangaben
Hauptverfasser:	STOEFER, ECKHARD, BLAGOV, SERGEJ, HASSE, HANS
Format:	Patent
Sprache:	eng
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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Zusammenfassung:	1 6 AN ORGANIC PHASE E2 COMPRISING TRI- AND TETRAOXYMETHYLENE GLYCOL CLIMETHYL ETHER (POMDMEN=3.@); F) FEEDING THE ORGANIC PHASE E2 INTO A FOURTH DISTILLATION COLUN-LN AND 5 SEPARATING INTO A LOW BOILER FRACTION F] SUBSTANTIALLY CONSISTING OF FORMALDEHYDE, WATER, METHYLENE &LVCOL AND POLYOXYRNETHYLENE GLYCOLS, AND A HICH BOILER FRACTION F`2 SUBSTANTIALLY CONSISTING OF TRI- AND TETRAOXYMETHYLENE GLYCOL DIMETHYL ETHER (POMDME,,3.4)