| abstract |
A composition adapted for use in the manufacture of an organic light-emissive device by passing the composition through one or more openings under pressure to deposit the composition, the composition comprising: a semi-conductive organic host material; a luminescent metal complex; and a first solvent, wherein the first solvent has a structure (A): where X, X' independently comprise O, S or N and R, R' independently comprise an aromatic or aliphatic group. |