| abstract |
The invention provides a naphthalene diimide containing 2-(1,3-dithio/seleno-2-subunit)ethylcyanide conjugate structure unit and derivatives thereof, particularly compounds disclosed as Formula (A), wherein the groups are defined in the specification. The monomer can be used for preparing a series of polymers (dimers or polymers) with favorable device properties; and the polymers can be used for preparing organic photoelectric devices with favorable properties. |