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Flexible high-temperature ultrabarrier

  • US 7,486,019 B2
  • Filed: 11/14/2005
  • Issued: 02/03/2009
  • Est. Priority Date: 04/02/2003
  • Status: Expired due to Term
First Claim
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1. A display or illuminating device comprising a moisture- or oxygen-sensitive light source or light valve at least partially covered with a barrier assembly comprising a flexible visible light-transmissive substrate having a Tg greater than or equal to that of HSPET overcoated with a polymer layer having a Tg greater than or equal to that of HSPET and further overcoated with at least two visible light-transmissive inorganic barrier layers separated by at least one polymer layer having a Tg greater than or equal to that of HSPET.

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