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Light-stable colored transparent composite films

  • US 7,229,684 B2
  • Filed: 09/06/2005
  • Issued: 06/12/2007
  • Est. Priority Date: 06/14/1999
  • Status: Expired due to Term
First Claim
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1. A transparent film which exhibits a predetermined finished color tone comprising:

  • a color-deficient, dyed, polymer film layer which exhibits a color deficiency in at least one of hue, chroma, and value as compared to said predetermined finished color tone; and

    ,a pigment having an average particle size of less than about 0.50 microns which is visually associated with said polymer film layer, wherein said pigment exhibits a matching color tone satisfying said color deficiency of said polymer film layer to thereby impart to said transparent film said predetermined finished color tone when said polymer film layer and said pigment are viewed collectively as a unit.

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