Light-emitting devices containing network electrode polymers in electron blocking layer
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United States of America Patent
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Dec 21, 1999
Grant Date -
N/A
app pub date -
Jul 29, 1997
filing date -
Aug 2, 1996
priority date (Note) -
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Abstract
In general terms, the present invention includes a light emitting polymeric material, the polymeric material comprising: (a) an electron transporting polymer; the electron transporting polymer in contact with (b) an electron blocking polymer, the electron blocking polymer incorporating a network electrode polymer. Such devices may be bilayer or multilayer devices, in accordance with arrangements known in the art. Likewise, the source of electrical current may be from any appropriate source having the electrical characteristics sufficient to and appropriate for the desired device make-up and application.
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