OLED and method for producing an OLED
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United States of America Patent
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Mar 6, 2018
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app pub date -
Feb 1, 2017
filing date -
Feb 1, 2016
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Abstract
An OLED and a method for producing an OLED are disclosed. In an embodiment, the OLED includes a substrate and an organic layer stack with at least one active light-generating layer, which is suitable for generating electromagnetic radiation, wherein the organic layer stack is arranged between a first electrode and a second electrode. The OLED further includes a buffer layer arranged between the substrate and the first electrode, wherein the buffer layer includes an organic material, wherein a polymeric planarization layer is in direct contact with the substrate, wherein the buffer layer is in direct contact with the polymeric planarization layer, and wherein the first electrode is in direct contact with the buffer layer.
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