Compositions and methods including depositing nanomaterial

摘要

An ink composition comprising a nanomaterial and a liquid vehicle, wherein the liquid vehicle comprises a composition including one or more functional groups that are capable of being cross-linked is disclosed. An ink composition comprising a nanomaterial, a liquid vehicle, and scatterers is also disclosed. An ink composition comprising a nanomaterial and a liquid vehicle, wherein the liquid vehicle comprises a perfluorocompound is further disclosed. A method for inkjet printing an ink including nanomaterial and a liquid vehicle with a surface tension that is not greater than about 25 dyne/cm is disclosed. In certain preferred embodiments, the nanomaterial comprises semiconductor nanocrystals. Devices prepared from inks and methods of the invention are also described.

主权项

1. An ink composition comprising:
a light emissive nanomaterial comprising a plurality of quantum confined semiconductor nanocrystals capable of emitting light, a plurality of scattering particles, and a liquid vehicle, wherein at least a portion of the scattering particles include a surface-treatment to improve dispersability and stability in the liquid vehicle.