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Cleaning Tablets Patented

November 14, 2005

l Patent No. US 6,596,682 B1: Colgate-Palmolive Co. patented a cleaning tablet which comprises an alpha hydroxy aliphatic acid, alkali metal bicarbonate, magnesium-containing inorganic salt, clay, sulfonated anionic surfactant, alkali metal salt of a polycarboxylic acid, solubilizing agent, alkali metal or an alkaline earth metal salt and blue- and/or green-colored speckles of citric acid. The composition does not contain polyphosphates, inorganic or organic builder salts or grease removal solvents.
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