Polyvinyl pyrrole host material, luminescent layer comprising the same, and organic electroluminescent device comprising the luminescent layer

• Main Authors: PARK JONG-JIN, NOH TAE-YONG, KIM MYEONG-SUK, TROFIMOV BORIS ALEKSANDROVICH, HYUN SANG-HEON, KWON O-HYUN, KIM YU-JIN, CHOI BYOUNG-KI
• Format: Patent
• Language: English
• Published: 02.08.2011
• Subjects: BASIC ELECTRIC ELEMENTS; CHEMISTRY; COMPOSITIONS BASED THEREON; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; SEMICONDUCTOR DEVICES; THEIR PREPARATION OR CHEMICAL WORKING-UP

Provided are a polyvinyl pyrrole host material emitting highly efficient phosphorescence, a luminescent layer using the material, and an organic electroluminescent display device. The polyvinyl pyrrole host material shows highly efficient luminescence having improved energy transfer, and thus is use...