Patent ID: 8598448

Claim:
An oligomeric or polymeric compound comprising a repeating unit M 1 and a repeating unit M 2 having the formula: wherein: x is a real number representing the mole fraction of M 1 in the compound; y is a real number representing the mole fraction of M 2 in the compound, wherein 0<x≦1, 0≦y<1, and the sum of x and y is about 1; M 1 comprises an optionally substituted pyrrolo[3,2-b]pyrrole-2,5(1H,4H)-dione-3,6-diyl moiety represented by the formula: wherein: R 1 and R 2 independently are selected from H a C 1-40 alkyl group, a C 2-40 alkenyl group, C 1-40 haloalkyl group, and an organic group comprising 1-4-cyclic moieties, wherein: each of the C 1-40 alkyl group, the C 2-40 alkenyl group, and the C 1-40 haloalkyl group can be optionally substituted with 1-10 substituents independently selected from a halogen, —CN, NO 2 , OH, —NH 2 , —NH(C 1-20 alkyl), —N(C 1-20 alkyl), —S(O) 2 OH, —CHO, —C(O)—C 1-20 alkyl, —C(O)OH, —C(O)—OC 1-20 alkyl, —C(O)NH 2 , —C(O)NH—C 1-20 alkyl, —C(O)N(C 1-20 alkyl) 2 , —OC 1-20 alkyl, —SiH 3 , —SiH(C 1-20 alkyl) 2 , —SiH 2 (C 1-20 alkyl), and —Si(C 1-20 alkyl) 3 ; each of the C 1-40 alkyl group, the C 2-40 alkenyl group, and the C 1-40 haloalkyl group can be covalently bonded to the imide nitrogen atom via an optional linker; and each of the 1-4 cyclic moieties can be the same or different, can be covalently bonded to each other or the imide nitrogen via an optional linker, and can be optionally substituted with 1-5 substituents independently selected from a halo en oxo —CN, NO 2 , OH, ═C(CN) 2 , —NH 2 , —NH(C 1-20 alkyl), —N(C 1-20 alkyl) 2 , —S(O) 2 OH, —CHO, —C(O)OH, —C(O)—C 1-20 alkyl, —C(O)—OC 1-20 alkyl, —C(O)NH 2 , —C(O)NH—C 1-20 alkyl, —C(O)N(C 1-20 alkyl) 2 , —SiH(C 1-20 alkyl) 2 , —SiH 2 (C 1-20 alkyl), —Si(C 1-20 alkyl) 3 , —O—C 1-20 alkyl, —O—C 1-20 alkenyl, —O—C 1-20 haloalkyl, a C 1-20 alkyl group, a C 1-20 alkenyl group, and a C 1-20 haloalkyl group; and V, at each occurrence, independently is selected from a covalent bond, wherein: Ar 1 , at each occurrence, independently, is a C 6-14 aryl group or a 5-14 membered heteroaryl group, each of which optionally is substituted with 1-2 groups independently selected from a halogen, CN, oxo, ═C(CN) 2 , a C 1-40 alkyl group, a C 1-40 haloalkyl group, a C 1-40 alkoxy group, and a C 1-40 alkylthio group; Z is a linear conjugated linker; m″, at each occurrence, is 1, 2, 3, or 4; and t is an integer in the range of 1 to 20; and M 2 comprises an optionally substituted conjugated moiety not including an optionally substituted pyrrolo[3,2-b]pyrrole-2,5(1H,4H)-dione-3,6-diyl moiety.