C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
134/3.63
C11D 1/00 (2006.01) C11D 3/02 (2006.01) C11D 7/02 (2006.01) C11D 17/00 (2006.01)
Patent
CA 1109752
ABSTRACT OF THE DISCLOSURE A detergent tablet comprising an alkaline salt is provided with a coating of a hydrated salt having a melting point in the range from 30° C to 95° C. The coating is applied in the form of a melt of the hydrated salt so that a good coating is formed without the need for lengthy drying times. Preferred materials for the coating are sodium acetate tri- hydrate, sodium metaborate tetrahydrate and sodium orthophos- phate dodecahydrate.
317044
Biard Daniel
Kleeman Wolfgang
Lichtfus Gerard J.
Pracht Hans J.
Gowling Lafleur Henderson Llp
The Procter & Gamble Company
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