Patent ID: 7939483

Claim:
A process for manufacturing a transparent shaped body, said process comprising manufacturing a shaped body in a continuous glass process, said shaped body comprising a zinc-containing, water-soluble glass composition comprising from 43 to 54 mole % of P 2 O 5 , 10 to 30 mole % of alkali metal oxides, up to 5 mole % of SO 3 , and up to 25 mole % of ZnO, and at least one oxide of antimony or arsenic wherein the total amount of such oxides are present in the composition in an amount of less than 5 mole %, wherein the composition delivers a corrosion inhibiting effective amount of ZnO to glassware during an automatic dishwashing process and wherein not more than 40 mole % of the total amount of alkali metal oxides in the composition is constituted by one or more members of the group consisting of Li 2 O and Na 2 O.