C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 1/04 (2006.01) C11D 11/04 (2006.01) C11D 17/06 (2006.01)
Patent
CA 2064168
A single-step process for the continuous preparation of a granular detergent composition or component, whereby 20 to 45% of a liquid acid precursor of an anionic surfactant, and at least an equivalent amount of a solid water-soluble alkaline inorganic material are continuously fed into a high- speed mixer/densifier, the mean residence time being from about 5 to 30 seconds, whereby the moisture content of the powder in the mixer is from 5 to 15%, and a degree of neutralization of at least 80% is attained.
Appel Peter Willem
Pel Pieter Axel
Swinkels Petrus Leonardus J.
Van Den Brekel Lucas Dominicus M.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Plc Unilever
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