C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
134/5.4
C11D 3/14 (2006.01) C11D 3/12 (2006.01) C11D 3/39 (2006.01) C11D 3/395 (2006.01)
Patent
CA 1152845
- 1 - GRANULAR LAUNDRY COMPOSITIONS ABSTRACT Granular laundry compositions comprising a particulate mixture of a water-insoluble natural or synthetic silica or silicate, a finely-divided organic peroxy acid bleach precursor, and an alkoxylated nonionic surfactant. The particulate mixture has a pH in 2% aqueous dispersion of from pH 2 to pH 9. The compositions have improved granular physical characteristics, chemical stability and rate of solution/dispersion characteristics. They are useful in bleach activator, bleaching, detergent and laundry additive compositions.
363781
Gray Ian
Harris Richard G.
Kirby Eades Gale Baker
The Procter & Gamble Company
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