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Coatings with a cholesteric effect and method for the production thereof

  • US 6,410,130 B1
  • Filed: 03/02/2000
  • Issued: 06/25/2002
  • Est. Priority Date: 09/02/1997
  • Status: Expired due to Term
First Claim
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1. A process for producing a cholesteric layer that comprises:

  • applying at least one layer of a curable, pourable cholesteric mixture to a substrate and forming a solid cholesteric layer, wherein said solid cholesteric layer has a mean fluctuation in layer thickness of less than ±

    0.2 μ

    m.

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