Patent ID: 7008556
Filing Date: 2006-03-07
Classification: C08G,C08J,C08L,C09K,G03F,Y10S

Abstract:
1. A process comprising: a) providing a polymer blend including a luminescent polymer and a second polymer, wherein at least one of the polymers is crosslinkable and b) crosslinking the crosslinkable polymer, wherein the crosslinkable polymer comprises units having the formula wherein: Q1 comprises at least one aryl or heteroaryl group; Q2 comprises at least one aryl or heteroaryl group; X1 is O bonded directly to an aryl carbon of Q1; X2 is O bonded directly to an aryl carbon of Q2; Z is a linker comprising at least one —(C(R2)2)- group; Y is a single bond or a linker group; R1 is independently at each occurrence H, a halogen, an alkyl group, a heteroalkyl group, an aryl group, or a heteroaryl group; R2 is independently at each occurrence H, an alkyl group, or a heteroalkyl group; and R3 is H or a crosslinkable group.