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US 9,040,163 B2Granted
Glass article with antimicrobial properties
AssigneeAgc Glass Europe
InventorsPierre Boulanger, Fabian Mariage
Life of this patent
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Abstract
The invention relates to a glass item, at least one of the surfaces thereof having antimicrobial properties that are resistant to a temperature treatment, especially a temperature treatment in preparation of the subsequent tempering thereof. The glass item especially comprises an antimicrobial agent beneath the surface of the glass, and nanoparticles that are partially and/or totally incorporated into the mass of the glass close to said surface and consist of at least one inorganic component.
Claims18
A glass article obtained from a sheet of flat glass and comprising:
- (i) at least one antimicrobial agent diffused under at least one surface of the glass in the bulk of the glass close to the surface of the glass;
- and
- (ii) nanoparticles located under the surface of the glass at a close distance therefrom and formed from at least one inorganic compound,
- wherein the concentration of the antimicrobial agent is distributed in the depth of the glass according to a profile that has a minimum, wherein the minimum is located at a distance from the surface of between 10 and 4000 nm.
1 more element
Dependencies are inferred from the claim text.