Process for preparing a detergent

Details Process for preparing a detergent Process for preparing a detergent

C - Chemistry, Metallurgy

11

D

C11D 11/00 (2006.01) B01D 9/02 (2006.01) C07C 305/06 (2006.01)

Patent

CA 2591830

Disclosed is a process for preparing a granular detergent composition or component having a bulk density of at least 500 g/l. The process disclosed herein comprises the steps of (i) providing an aqueous solution of a surfactant (ii) adding one or more water-soluble salts to the aqueous surfactant solution to precipitate the surfactant, (iii) separating the resulting precipitate, and (iv) drying the product.

L~invention concerne un procédé de préparation d~une composition ou d~un composant détergent granulaire ayant une masse volumique apparente d~au moins 500 g/l. Le procédé ci-décrit comprend les étapes consistant à (I) fournir une solution aqueuse d'un agent tensioactif, (ii) ajouter un ou plusieurs sels hydrosolubles à ladite solution pour faire précipiter l'agent tensioactif, (iii) séparer le précipité résultant et (iv) sécher le produit.

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