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Encapsulated display devices

  • US 6,573,652 B1
  • Filed: 04/20/2000
  • Issued: 06/03/2003
  • Est. Priority Date: 10/25/1999
  • Status: Expired due to Term
First Claim
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1. An encapsulated display device comprising:

  • a substrate;

    an environmentally sensitive display device adjacent to the substrate, wherein the environmentally sensitive display device is selected from liquid crystal displays, and electrophoretic inks; and

    at least one first barrier stack comprising at least one first barrier layer and at least one first polymer layer, the at least one first barrier stack adjacent to the environmentally sensitive display device, wherein the at least one first barrier stack encapsulates the environmentally sensitive display device, and wherein the oxygen transmission rate through the at least one first barrier stack is less than 0.005 cc/m2/day at 23°

    C. and 0% relative humidity.

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