11-01-2018 дата публикации
Номер: US20180009936A1
Polymers comprising at least one unit of formula (1) and their use as semiconducting materials. 2. The polymer of claim 1 , wherein{'sup': 'l', 'sub': 1-100', '2-100', '2-100, 'Ris at each occurrence selected from the group consisting of C-alkyl, C-alkenyl and C-alkynyl,'}wherein{'sub': 1-100', '2-100', '2-100', '5-8', '6-14', '2', '2', '1-100', '2-100', '2-100, 'sup': a', 'a', 'a', 'a', 'a', 'b', 'a', 'b', 'a', 'Sia', 'Sib', 'Sic', 'Sia', 'Sib', 'Sic, 'C-alkyl, C-alkenyl and C-alkynyl can be substituted with one to fourty substituents independently selected from the group consisting of C-cycloalkyl, C-aryl, 5 to 14 membered heteroaryl, OR, OC(O)—R, C(O)—OR, C(O)—R, NR—C(O)R, C(O)—NRR, SR, Si(R)(R)(R), —O—Si(R)(R)(R), halogen, and CN; and at least two CH-groups, but not adjacent CH-groups, of C-alkyl, C-alkenyl and C-alkynyl can be replaced by O or S,'}wherein{'sup': a', 'b, 'sub': 1-60', '2-60', '2-60', '5-8', '6-14, 'Rand Rare independently selected from the group consisting of H, C-alkyl, C-alkenyl, C-alkynyl, C-cycloalkyl, C-aryl and 5 to 14 membered heteroaryl,'}{'sup': Sia', 'Sib', 'Sic', 'Sid', 'Sie', 'Sif, 'sub': 1-60', '2-60', '2-60', '5-8', '6-14', 'o, 'R, Rand Rare independently selected from the group consisting of H, C-alkyl, C-alkenyl, C-alkynyl, C-cycloalkyl, C-aryl, -—[O—SiRR]—R,'}whereino is an integer from 1 to 50,{'sup': Sid', 'Sie', 'Sif', 'Sig', 'Sih', 'Sii, 'sub': 1-60', '2-60', '2-60', '5-8', '6-14', 'p, 'R, Rand Rare independently selected from the group consisting of H, C-alkyl, C-alkenyl, C-alkynyl, C-cycloalkyl, C-aryl, —[O—SiRR]—R,'}whereinp is an integer from 1 to 50,{'sup': Sig', 'Sih', 'Sih, 'sub': 1-30', '2-30', '2-30', '5-6', '6-10', '3', '3, 'RR, Rare independently selected from the group consisting of H, C-alkyl, C-alkenyl, C-alkynyl, C-cycloalkyl, C-aryl, O—Si(CH),'}{'sup': 5', '6', '50', '60', '500', '600, 'sub': 1-60', '2-60', '2-60', '5-8', '6-14, 'R, R, R, R, Rand Rare independently selected from the group consisting of H, C- ...
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