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US 6,551,553 B1Granted
Disinfection method
AssigneeEcolab GmbH & Co. OHG
InventorsFriedrich von Rheinbaben, Klaus-Peter Bansemir, Holger Biering
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Abstract
A process is provided for disinfecting articles at temperatures below 5° C. with an aqueous alcoholic salt solution. The process provides a fast reduction of microorganisms at low temperatures with a wide degree of efficacy.
Claims10
A process for reducing population of a microorganism on an article comprising:
- providing an aqueous alcoholic salt solution comprising:
- 70 to 80 wt-% alcohol;
- and
- salt comprising:
- alkali metal, alkaline earth metal, zinc, or mixture thereof;
- and
- chloride, phosphate, sulfate, or mixture thereof;
- the salt concentration being equal to or greater than the saturation level at temperature employed for contacting;
- and
- contacting the article with the solution at a temperature below 0° C.
7 more elements
Dependencies are inferred from the claim text.