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Merchandisers having anti-fog coatings and methods for making the same

  • US 20050202178A1
  • Filed: 11/05/2004
  • Published: 09/15/2005
  • Est. Priority Date: 05/02/2002
  • Status: Abandoned Application
First Claim
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1. A method of manufacturing a refrigerator door having a substantially transparent substrate, the method comprising the acts of:

  • mixing an isocyanate with a polyol to form a mixture;

    applying the mixture to at least a portion of the substantially transparent substrate; and

    curing the mixture to form a coating, the coating showing a change in L* of less than about 10.0, a change in a* of less than about 1.2, and a change in b* of less than about 6.0, when the coating is exposed to fluorescent light having a radiant intensity of 0.05 mw/cm2 over a period of greater than 5 days, wherein, using CIELAB values, L* measures the psychometric lightness of a coating, an L* value of 100 indicating clear and a value of 0 indicating black, a* measures the color of the coating as referenced against a red(+) and green(−

    ) axis, and b* measures the color of the coating as referenced against a yellow(+) and blue(−

    ) axis, wherein the substrate is part of a refrigerator door or is used to manufacture a refrigerator door.

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