Free-flowing detergent powders

Details Free-flowing detergent powders Free-flowing detergent powders

C - Chemistry, Metallurgy

11

D

134/3.11

C11D 17/06 (2006.01) C11D 3/10 (2006.01) C11D 3/12 (2006.01) C11D 3/37 (2006.01)

Patent

CA 1215285

ABSTRACT OF THE DISCLOSURE A free-flowing granular laundry detergent composition and a process for preparing it is disclosed. The composition employs: (a) a polycarboxylic structuring agent; (b) a finely divided alkali or alkaline earth metal carbonate having a particle diameter of 20 microns or less; and (c) a nonionic surfactant. The process includes mixing (a) and (b) prior to adding (c) and subsequently aqueously dispersing and mixing all the components followed by removal of excess water.

440476

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