Patent ID: 7192999

Claim:
In a composition useful in the fabrication of optoelectronic devices, said composition comprising a polymer dispersed in a solvent system, the improvement being that said polymer comprises recurring monomers having a formula selected from the group consisting of wherein: each X is where each R and Z is individually selected from the group consisting of hydrogen atoms, halogen atoms, alkyis, and haloalkyls; and each Y is individually selected from the group consisting of polarizable atoms and groups selected from the group consisting of sulfonyl, sulfonylbis(4,4′-phenyleneoxy), alkyiphosphino, arylphosphino, imidazolyl, benzoyl, fluorenyl, carbazolyl, naphthyl, arylphosphoryl, alkylphosphoryl, and where each Rand Z is individually selected from the group consisting of hydrogen atoms, halogen atoms, alkyls, and haloalkyls.