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US 6,669,904 B1Granted
Stabilized bromine solutions, method of making and uses thereof for biofouling control
AssigneeOndeo Nalco Company
InventorsShunong Yang, Donald A. Johnson, Robert L. Wetegrove, George J. Collias
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Abstract
Stabilized bromine solutions are prepared by combining a bromine source and a stabilizer to form a mixture, and then adding an oxidizer to the mixture.
Claims20
A method of making a stabilized bromine solution comprising the steps of:
- a. combining a bromine source and a stabilizer to form a mixture;
- and
- b. adding an oxidizer to the mixture, wherein the oxidizer is selected from the group consisting of chlorine gas, hypochlorous acid and hypochlorite salt.
A method of preventing biofouling on the surfaces of equipment in contact with an industrial water system which comprises adding to the water system an effective biofouling controlling amount of a stabilized bromine solution, said solution having been prepared by the steps of:
- a. combining a bromine source and a stabilizer to form a mixture;
- and
- b. adding an oxidizer to the mixture, wherein the oxidizer is selected from the group consisting of chlorine gas, hypochlorous acid and hypochlorite salt.
Dependencies are inferred from the claim text.