Detergent compacts

Details Detergent compacts Detergent compacts

1989-01-24

1990-04-03

Le, Hoa V.

Compositions

Electrolytes for electrical devices

252 90, 252135, 252174, 252DIG16, 25218732, 25218734, 134 26, C11D 3395

Patent

active

049138324

ABSTRACT:
A detergent compact for dishwashing machines based on alkali metal metasilicates, pentalkali metal tripolyphosphates, active chlorine compound, and surfactant. The compact comprises a cold water-soluble tablet (1) or melt (2) of the metasilicates, tripolyphosphates and surfactant, and a warm water-soluble melt (1) or tablet (2) of the metasilicates, tripolyphosphates and active chlorine compound. The tablet (1) and melt (1) or melt (2) and tablet (2) are combined into a compact having varying solubility at varying water temperatures.

REFERENCES:
patent: 3390092 (1968-06-01), Keast et al.
patent: 4077897 (1978-03-01), Gault
patent: 4219435 (1980-08-01), Biard et al.
patent: 4219436 (1980-08-01), Gromer et al.
patent: 4569781 (1986-02-01), Fernholz et al.
patent: 4587031 (1986-05-01), Kruse et al.
patent: 4828745 (1989-05-01), Jeschke et al.
patent: 4828749 (1989-05-01), Kruse et al.

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