Hydrophilic polyurethane foam articles comprising an antimicrobial compound
AssigneeH.H. Brown Shoe Technologies, Inc. d/b/a Dicon Technologies
InventorsFarid Nekmard, Diane Burt, James Feng, Paul Hermann
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Abstract
Foamed polyurethane articles, such as a sponges, sheets, tapes or ribbons, blocks or other molded, extruded or cast article which foamed polyurethane articles comprising one or more quaternary ammonium compounds having germicidal properties and are particularly useful in the formation of cleaning articles. Processes for the manufacture of such cleaning articles based on hydrophilic polyurethane foams exhibit an antimicrobial benefit and their use are also described.
Claims19
A foamed hydrophilic polyurethane composition comprising one more quaternary ammonium compounds having germicidal properties which following at least twenty five (25) rinse/squeeze cycles an elution of at least about 100 parts per million of germicidal quaternary ammonium compounds in the fluid squeezed or wrung from the article.
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Dependencies are inferred from the claim text.