CPC C09B 69/109 (2013.01) [G01N 33/582 (2013.01)] | 20 Claims |
1. A polymeric tandem dye comprising a segment of formula (IIa):
wherein:
the polymeric backbone of non-conjugated units comprises SM1, SM2 and SM3 co-monomers that are each independently a non-conjugated co-monomer;
each D1 is independently a pendant donor chromophore linked to SM1;
each A1 is independently an acceptor fluorophore linked to SM2;
each Z2 is an optional sidechain group linked to SM3;
x is 50 mol % or more;
y+z is 50 mol % or less; and
y is present.
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