C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
134/3
C11D 3/10 (2006.01) C11D 3/00 (2006.01) C11D 3/12 (2006.01) C11D 11/00 (2006.01) C11D 11/02 (2006.01)
Patent
CA 1069013
ABSTRACT OF THE DISCLOSURE Detergent compositions based on alkali metal carbonate detergency builders and containing finely divided calcium carbonate having a surface area of at least about 5 m2/g, are prepared by admixing a base powder comprising a detergent active compound and optionally at least some of the alkali metal carbonate with granules formed of the finely divided calcium carbonate and a binding agent. Granules of finely divident calcium carbonate are provided which comprise 25% to 99.5% by weight of calcium carbonate with a binding agent and which have a bulk density of 0.16 to 0.96 gm/cc.
235127
Anderson Robert W.
Child Terence F.
Curtis Michael
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