Automatic dishwash formula patented.

* 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.