Method of scavenging oxygen in aqueous systems
AssigneeW. R. Grace & Co.-Conn.
InventorsDionisio G. Cuisia, Chih M. Hwa, Murrell L. Salutsky
Life of this patent
Estimating the term…
Abstract
A method for inhibiting or preventing corrosion of metals in contact with an aqueous system containing dissolved oxygen comprising adding to the system an oxygen scavenger having the formula ##STR1## wherein n is 5 or 6, lactone derivatives thereof, or its water soluble salts, in an amount effective to substantially remove the dissolved oxygen.
Claims5
A method for inhibiting or preventing corrosion, due to oxygen, of metals in contact with an aqueous boiler water system containing dissolved oxygen consisting essentially of adding to the system in an oxygen scavenging effective amount an oxygen scavenger having the formula:
- ##STR3## wherein n is 6, lactone derivatives thereof, or its water soluble salts.
Dependencies are inferred from the claim text.