Patent ID: 6784322
Filing Date: 2004-08-31
Classification: C08G

Abstract:
An oligomeric para-phenylene compound having the formula:R1â€”(Ari)nâ€”R2 whereinthe subscript n is 5; each Ari group is a substituted or unsubstituted aryl group, with at least one Ari group being selected from phenylene having from 1 to 4 halogen substituents; R1 and R2 are each substituents that increase the solubility of the para-phenylene compound in nonpolar organic solvents relative to the solubility of the corresponding compound and wherein R1 and R2 are each independently substituents having the formula: R3â€”(Arj)mâ€”whereinthe subscript m is 1; each Arj is substituted or unsubstituted phenylene and R3 is selected from the group consisting of H, substituted or unsubstituted (C1-C12) alkyl, substituted or unsubstituted (C1-C12) alkylamino, substituted or unsubstituted (C1-C12) alkylthio, substituted or unsubstituted di(C1-C12) alkylamino, substituted or unsubstituted arylamino and substituted or unsubstituted diarylamino; and with the proviso that the Ari groups are linked together in a 1,4 -paraphenylene manner.