Cover film for organic electroluminescence devices, organic electroluminescence device using the cover film and process for producing the device
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United States of America Patent
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app pub date -
Jun 8, 2007
filing date -
Feb 8, 2002
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Abandoned
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Abstract
A cover film for organic electroluminescence (EL) devices which comprises polymers of decomposition products of a perfluoroolefin and has an average light transmittance of 70% or larger in a wavelength band of 400 to 800 nm; an organic EL device which comprises at least an electrode layer (an anode), a layer of a light emitting substance, a transparent electrode layer (a cathode) and the above cover film for an organic EL device which are laminated successively on a substrate; and a process for producing an EL device which comprises forming the cover film in accordance with the plasma CVD process using a material gas containing the perfluoroolefin as the main component.
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