Silver-containing antimicrobial articles and methods of manufacture
Assignee3M Innovative Properties Company
InventorsSCOTT A. BURTON, David R. Holm
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Abstract
A silver composition comprising silver sulfate, methods of making antimicrobial articles, particularly packaged antimicrobial articles, methods of whitening antimicrobial articles, and packaged antimicrobial articles.
Claims24
-25. (canceled)
A packaged antimicrobial article, comprising:
- an antimicrobial article comprising a silver nitrate oxidizable substrate, wherein the substrate has disposed thereon silver sulfate and silver metal in the zero-valent state;
- and
- packaging having the antimicrobial article sealed therein;
- wherein the packaging comprises material having a volatile organic content of no greater than 100 mg per square meter.
The packaged article of claim 41 wherein the silver compounds are selected from the group consisting of silver oxide, silver nitrate, silver acetate, silver citrate, silver chloride, silver lactate, silver phosphate, silver stearate, silver thiocyanate, silver carbonate, silver saccharinate, silver anthranilate, silver benzoate, and combinations thereof.
(canceled)
(canceled)
-50. (canceled)
A packaged antimicrobial article, comprising:
- an antimicrobial article comprising a cellulosic substrate, wherein the substrate has disposed thereon silver sulfate and silver metal in the zero-valent state;
- and
- packaging having the antimicrobial article sealed therein;
- wherein the antimicrobial article has a yellowish color, and is color stable during and after irradiation;
- and
- wherein the packaging comprises material having a volatile organic content of no greater than 100 mg per square meter.
Dependencies are inferred from the claim text.