<p>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.degree. C to 95.degree. 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 trihydrate, sodium metaborate tetrahydrate and sodium orthophosphate dodecahydrate.</p>
申请公布号
CA1109752(A)
申请公布日期
1981.09.29
申请号
CA19780317044
申请日期
1978.11.28
申请人
PROCTER & GAMBLE COMPANY (THE)
发明人
BIARD, DANIEL;LICHTFUS, GERARD J.;KLEEMAN, WOLFGANG;PRACHT, HANS J.