Phosphate-free dishwasher detergent
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United States of America Patent
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-
Apr 11, 1989
Issued Date -
N/A
app pub date -
Nov 30, 1987
filing date -
Dec 24, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A detergent composition for dishwashers comprising anhydrous alkali carbonate, alkali metasilicate, and other, optional, ingredients, wherein the alkalis contain at least two different cations and phosphates are not present.
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