PROCESS FOR THE MANUFACTURE OF PHOSPHINIC AND PHOSPHONIC ACID ANHYDRIDES

HOE 79/F 045 PROCESS FOR THE MANUFACTURE OF PHOSPHINIC AND PHOSPHONIC ACID ANHYDRIDES of the disclosure: Process for the manufacture of phosphinic and phosphonic acid anhydrides by reacting phosphinic and phosphonic acid halides with an aliphatic carboxylic acid anhydride and removing the carboxylic...

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Hauptverfasser:	KLEINER, HANS-JERG, DUERSCH, WALTER
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM ADHESIVES CHEMISTRY COMPOSITIONS BASED THEREON DYES MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS ORGANIC CHEMISTRY ORGANIC MACROMOLECULAR COMPOUNDS PAINTS POLISHES THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Zusammenfassung:	HOE 79/F 045 PROCESS FOR THE MANUFACTURE OF PHOSPHINIC AND PHOSPHONIC ACID ANHYDRIDES of the disclosure: Process for the manufacture of phosphinic and phosphonic acid anhydrides by reacting phosphinic and phosphonic acid halides with an aliphatic carboxylic acid anhydride and removing the carboxylic acid halide having been formed by distillation.