Polymer matrix electroluminescent materials and devices

Abstract

Photoluminescent and electroluminescent compositions are provided which comprise a matrix comprising aromatic repeat units and a luminescent metal ion or luminescent metal ion complex. Methods for producing such compositions, and the electroluminescent devices formed therefrom, are disclosed.

1 - 80 . (canceled) 
     
     
         81 . A method for producing an electroluminescent device which comprises a layer, the layer formed by:
 spin coating an electroluminescent composition of luminescent metal ions or luminescent metal ion complexes embedded within an organic matrix, wherein the organic matrix comprises one or more of small organic molecules and discrete organic molecules on a cured layer, wherein the luminescent metal ions or luminescent metal ion complexes comprises a transition metal, wherein the metal ion complexes have a phenyl (C 6 H 5 ), a biphenyl, a terphenyl or quarterphenyl group.   
     
     
         82 . The method of  claim 81 , wherein the organic matrix is processed into amorphous or glassy films. 
     
     
         83 . The method of  claim 81 , wherein the one or more of small organic molecules and discrete organic molecules are aromatic. 
     
     
         84 . The method of  claim 81 , wherein the organic matrix is an aromatic hydrocarbon matrix comprising only carbon and hydrogen. 
     
     
         85 . The method of  claim 81 , wherein the layer further comprises a viscosifying modifying agent. 
     
     
         86 . The method of  claim 81 , wherein the luminescent metal ions or luminescent metal ion complexes are present in a concentration gradient in the layer. 
     
     
         87 . A method for producing an electroluminescent device which comprises a layer, the layer formed by:
 printing an electroluminescent composition of luminescent metal ions or luminescent metal ion complexes embedded within an organic matrix, wherein the organic matrix comprises one or more of small organic molecules and discrete organic molecules on a cured layer, wherein the luminescent metal ions or luminescent metal ion complexes comprises a transition metal, wherein the metal ion complexes have a phenyl(C 6 H 5 ), a biphenyl, a terphenyl or quarterphenyl group.   
     
     
         88 . The method of  claim 87 , wherein the organic matrix is processed into amorphous or glassy films. 
     
     
         89 . The method of  claim 87 , wherein the one or more of small organic molecules and discrete organic molecules are aromatic. 
     
     
         90 . The method of  claim 87 , wherein the organic matrix is an aromatic hydrocarbon matrix comprising only carbon and hydrogen. 
     
     
         91 . The method of  claim 87 , wherein the layer further comprises a viscosifying modifying agent. 
     
     
         92 . The method of  claim 87 , wherein the luminescent metal ions or luminescent metal ion complexes are present in a concentration gradient in the layer. 
     
     
         93 . A method for producing an electroluminescent device which comprises a layer, the layer formed by:
 spin coating or printing an electroluminescent composition in a solvent, wherein the electroluminescent composition comprises luminescent metal ions or luminescent metal ion complexes embedded within an organic matrix, wherein the organic matrix comprises one or more of small organic molecules and discrete organic molecules on a cured layer, wherein the luminescent metal ions or luminescent metal ion complexes comprises a transition metal, wherein the metal ion complexes have a phenyl(C 6 H 5 ), a biphenyl, a terphenyl or quarterphenyl group.   
     
     
         94 . The method of  claim 93 , further comprising curing the spin-coated or printed electroluminescent composition in the solvent to form an amorphous layer. 
     
     
         95 . The method of  claim 93 , further comprising curing the spin-coated or printed electroluminescent composition in the solvent to form a glassy layer. 
     
     
         96 . The method of  claim 93 , wherein the one or more of small organic molecules and discrete organic molecules are aromatic. 
     
     
         97 . The method of  claim 93 , wherein the organic matrix is an aromatic hydrocarbon matrix comprising only carbon and hydrogen. 
     
     
         98 . The method of  claim 93 , wherein the layer further comprises a viscosifying modifying agent. 
     
     
         99 . The method of  claim 93 , wherein the luminescent metal ions or luminescent metal ion complexes are present in a concentration gradient in the layer.