Process for making detergent compositions

C - Chemistry – Metallurgy – 11 – D

Patent

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C11D 11/02 (2006.01) C11D 11/00 (2006.01)

Patent

CA 2259535

The present invention relates to a process comprising the steps of: (i) mixing together at least two non-surfactant additives to form a premix; (ii) spraying substantially all of the nonionic surfactant on to the premix to form a first intermediate particle; (iii) subsequently mixing the first intermediate particle with a second intermediate particle, wherein the second intermediate particle comprises substantially all of the anionic surfactant, and is substantially free of nonionic surfactant.

La présente invention concerne un procédé comprenant les étapes suivantes: (i) mélange d'au moins deux additifs non tensioactifs pour former un prémélange; (ii) pulvérisation de la totalité du tensioactif non ionique sur le prémélange afin de former une première particule intermédiaire; (iii) mélange de la première particule intermédiaire avec une seconde particule intermédiaire, cette dernière comprenant pratiquement la totalité des tensioactifs anioniques et étant exempte du tensioactif non ionique.

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