Detergent powders and process for preparing them

Details Detergent powders and process for preparing them Detergent powders and process for preparing them

C - Chemistry, Metallurgy

11

D

134/3.72

C11D 3/18 (2006.01) C11D 11/02 (2006.01) C11D 17/06 (2006.01)

Patent

CA 1317188

C 3224 (R) ABSTRACT Dispensing of certain spray-dried detergent powders in automatic washing machines is substantially improved by the incorporation of 0.1-6.0% by weight of a hydrophobic additive having a contact angle to water of at least 75° and a melting point of 30-100°C. The additive may be included in the slurry from which the powder is prepared, or sprayed, preferably dispersed in nonionic surfactant, onto the powder. The preferred additive is paraffin wax.

593788

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