| 摘要 |
<p>Tricarbocyanine polymeric dyes have formulae I and II: <IMAGE> I <IMAGE> II where Y can be <IMAGE> -S-, -Se- or -O-, A can be <IMAGE> in which R19 can be alkyl or -Cl, and p can be 0 or 1, R6 and R7 independently can be alkyl of (C1-C30), preferably (C1-C18), R4 and R5 independently can be -H, C6H5SO2-, or CF3SO2-, Z can be -SO2-, -CH2)m, or vinylene, W can be I-, Br-, Cl-, ClO4-, PECHS- (polyethylcyclohexylsulfonate), F3CSO3- (trifluoromethanesulfonate), or other commonly used dye anions, m is an integer of 1 to 20, and n is an integer of 5 to 10,000.</p> |
