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US 9,808,435 B2Granted
Antiviral compositions and methods for inactivating non-enveloped viruses using alkyl 2-hydroxycarboxylic acids
AssigneeEcolab USA Inc.
InventorsDaniel E. Pedersen, Hilina Emiru, Carter Martin Silvernail
Life of this patent
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Abstract
The present invention is directed to antiviral compositions that provide efficacy against non-envelope viruses such as noroviruses. The antiviral compositions comprise an alkyl 2-hydroxycarboxylic acid and an effective amount of a sulfonated surfactant. The composition may be used as a topical on human skin, as a hand sanitizer or as a hard surface cleaning composition.
Claims6
An antiviral use solution having antimicrobial activity against non-enveloped viruses including norovirus where the use solution comprises:
- from 30 weight percent to 99 weight percent ethanol;
- from 0.5 weight percent to 2 weight percent of an alkyl 2-hydroxycarboxylic acid wherein said alkyl 2-hydroxycarboxylic includes one or more of 2-hydroxylhexanoic acid or 2-hydroxydecanoic acid;
- from 0.002-1.75 weight percent of a sulfonated surfactant, wherein said sulfonated surfactant is one or more of alpha olefin sulfonate;
- hexyldiphenyl oxide disulfonate or ethyl hexyIdisulfonate;
- and water.
2 more elements
Dependencies are inferred from the claim text.