Microbicide treated polymeric materials

  • US 6,183,764 B1
  • Filed: 09/22/1998
  • Issued: 02/06/2001
  • Est. Priority Date: 09/15/1997
  • Status: Expired due to Term
First Claim
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1. An antimicrobial organic polymeric material for medical and personal use comprising:

  • an organic polymer selected from the group consisting of polyvinyl chloride, latex, polyurethane, polyacrylate, polyester, polyethylene terephthalate, polymethacrylate, silicone rubber, silicon elastomers, polystyrene, polycarbonate and polysulfones;

    a mixture of water-soluble methylene blue and gentian violet dyes absorbed onto the organic polymer, wherein an aliquot of living bacterial cells in liquid nutrient medium placed on the antimicrobial organic polymeric material shows no growth of the living bacterial cells following incubation.

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