C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/06 (2006.01) C11D 3/39 (2006.01) C11D 3/395 (2006.01) C11D 7/06 (2006.01) C11D 11/00 (2006.01)
Patent
CA 2169081
A stable homogeneous liquid detergent composition based on sodium potassium tripolyphosphate, which is either formed in situ or preneutralized, and ortho- or pyrophosphates is described. The composition contains sodium and potassium ions in a K+/Na+ weight ratio of about 0.5 to less than about 1.5, and is substantially free of alkali silicate.
On décrit une composition de détergent liquide homogène et stable à base de tripolyphosphate de sodium/potassium qui est soit formé in situ soit préneutralisé, et d'ortho- ou pyrophosphates. Cette composistion contient des ions sodium et potassium présents dans un rapport de poids K<+>/Na<+> allant de 0,5 à moins de 1,5 environ, et elle est pratiquement dépourvue de silicate alcalin.
Fair Michael Joseph
Nicholson John Richard
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Plc Unilever
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