EL ELEMENTS CONTAINING A PIGMENT LAYER COMPRISING CROSSLINKING SYSTEMS WITH BLOCKED ISOCYANATE GROUPS
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United States of America Patent
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Issued Date -
Nov 28, 2013
app pub date -
Nov 21, 2011
filing date -
Nov 25, 2010
priority date (Note) -
Abandoned
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Abstract
The present invention relates to formulations for the production of an electroluminescent element, comprising a substrate, an at least partly transparent front electrode, at least one pigment layer, optionally a dielectric layer, a back electrode and busbars for contacting the electrodes, optionally a covering layer or a laminate, and a process for the production of an electroluminescent element, preferably by screen minting. The formulations for the production of the pigment and dielectric layer contain as binders isocyanate-reactive components and blocked isocyanates and/or blocked di- and/or polyisocyanates.
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