SODIUM METHYL GLYCINE-N,N-DIACETIC ACID COMPOUND, PROCESS TO PREPARE IT AND USE THEREOF

The present invention relates to a methylglycine-N,N-diacetic acid trisodium salt in the form of a crystal, comprising a crystalline modification referred to as crystal type III characterized by the below reflections when analyzed with X-ray diffraction analysis using Cu Kα radiation. The invention...

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Bibliographische Detailangaben
Hauptverfasser:	VAN HAEREN, Paulus Johannes Cornelis, DOPPEN, Roy Gérard, SCHOMAKER, Elwin, HEUS, Martin
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES CANDLES CHEMISTRY DETERGENT COMPOSITIONS DETERGENTS FATTY ACIDS THEREFROM METALLURGY ORGANIC CHEMISTRY RECOVERY OF GLYCEROL RESIN SOAPS SOAP OR SOAP-MAKING USE OF SINGLE SUBSTANCES AS DETERGENTS
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Beschreibung
Zusammenfassung:	The present invention relates to a methylglycine-N,N-diacetic acid trisodium salt in the form of a crystal, comprising a crystalline modification referred to as crystal type III characterized by the below reflections when analyzed with X-ray diffraction analysis using Cu Kα radiation. The invention furthermore relates to compositions containing the crystal type III salt, to a process to prepare it, to the use thereof and to the rehydrated crystal type I that can be obtained by contacting crystal type III with water. (Type III)