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Automatic Dishwash Formula Patented

May 5, 2008

Patent No. US 7,361,632 B2:
Reckitt Benckiser researchers have patented a process for the inhibition of corrosion of glassware in an automatic dishwashing process. The zinc-containing, water-soluble glass composition contains from 41 to 54 mole % of P2O5, 10 to 30 mole % of alkali metal oxides, up to 5 mole % of SO3 and up to 25 mole % of ZnO.
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