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Antimicrobial coating process and product

  • US 5,238,749 A
  • Filed: 03/14/1991
  • Issued: 08/24/1993
  • Est. Priority Date: 03/27/1986
  • Status: Expired due to Term
First Claim
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1. An antimicrobial laminated article, comprising:

  • a substrate selected from the group consisting of non-ferrous and ferrous metals, glass, porcelain, concrete, refractory and other high silica materials, plastics and thermoplastics;

    a coating of thermoplastic material containing an effective antimicrobial amount of 5-chloro-2,4 dichloro-phenoxy) phenol which exhibits controlled migration through said coating to said substrate surface when an imbalance of vapor pressure of said 5-chloro-2-(2,4-dichloro-phenoxy) phenol within said coating demands equalization;

    said coating material being bonded to said substrate, and having a high degree of impermeability.

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