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US 10,472,237 B2Granted
Aqueous composition and method of producing chlorine dioxide using aqueous composition
AssigneeDiversey, Inc.
InventorsHenry von Rege, Ingo Mistele
Life of this patent
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Abstract
An aqueous composition includes an activator, a chlorite ion source, and water. The aqueous composition is alkaline. The aqueous composition produces chlorine dioxide upon contact with an acid. A method of producing chlorine dioxide includes contacting the aqueous composition with an acid.
Claims20
An aqueous composition for producing chlorine dioxide upon contact with an acid, the composition comprising:
- a chlorite ion source comprising a chlorite;
- and
- water,
- wherein the pH of the aqueous composition is at least 11.5, the composition produces chlorine dioxide upon contact with an acid, and the molar ratio of the chlorite to the thiosulfate in the composition is from 20:1 to 2:1.
1 more element
An aqueous composition for producing chlorine dioxide upon contact with an acid, the composition comprising:
- a chlorite ion source comprising a chlorite;
- and
- water,
- wherein the pH of the aqueous composition is at least 10.39, the composition produces chlorine dioxide upon contact with an acid, and the molar ratio of the chlorite to the iodide in the composition is from 40:1 to 1:1.
1 more element
Dependencies are inferred from the claim text.