Organic light-emitting diode light source comprising a polyester film and a method of improving light extraction from said light source

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United States of America Patent

PATENT NO 9711758
APP PUB NO 20170162828A1
SERIAL NO

14907717

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Abstract

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An organic light-emitting diode (OLED) light source includes, in order:

    (i) a biaxially oriented polyester film substrate including light-scattering particles (P1);(ii) optionally an organic planarising coating layer (OPC1);(iii) optionally a barrier layer (B1);(iv) an organic planarising coating layer (OPC2) including light-scattering particles (P2);(v) optionally a barrier layer (B2); and(vi) a multi-layer light-emitting assembly including a first electrode, a light-emitting organic layer and a second electrode;wherein the OLED light source includes at least one of barrier layers (B1) and (B2).

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Patent Owner(s)

  • DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP;NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK TNO;NEDERLANDSE ORGANISATIE VOOR TOEGPAST NATUURWETENSCHAPPELIJK ONDERZOEK TNO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Alexander, Ian Keith Yorkshire, GB 1 5
Harkema, Stephan Eindhoven, NL 21 150
Mackerron, Duncan Henry Cleveland, GB 10 59

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