Process for the production of negligibly dusty preparation

Described is a process for the production of negligibly dusty preparations by spray drying an aqueous suspension containing at least one water-soluble dye or optical brightener and optionally further additives, characterized in that a dust-binding surface active agent is added to the aqueous suspens...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SCHENKENBERGER, ERNST, RESCH, FRIEDRICH, NEUMANN, KONRAD
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Described is a process for the production of negligibly dusty preparations by spray drying an aqueous suspension containing at least one water-soluble dye or optical brightener and optionally further additives, characterized in that a dust-binding surface active agent is added to the aqueous suspension containing at least one adhesive as e.g. sorbitol and/or to the spray-dried product.