Patent ID: 8058790
Filing Date: 2011-11-15
Classification: C07F,C09B,C09K,H01L,H05B,Y02E,Y10S

Abstract:
1. Mixtures comprising (A) at least one polymer comprising at least one structural unit which comprises at least one element from main group 4 (group 14 in accordance with IUPAC) other than carbon, and (B) at least one triplet emitter wherein said at least one structural unit comprises direct silicon-silicon or germanium-germanium bonds and/or at least one structural unit of the formulae (2), (3), and/or (4) wherein: A is on each occurrence, identically or differently, Si, Ge, Sn or Pb; Y is on each occurrence, identically or differently, an aromatic or heteroaromatic ring system having up to 40 C atoms, which is optionally substituted by one or more radicals R R R R n is on each occurrence, identically or differently, 1, 2, 3, or 4; and wherein the dashed bond represents the link to the polymer; wherein said at least one triplet emitter is mixed in said at least one polymer; and wherein said at least one triplet emitter comprises at least one element from groups 8 to 10.