An organic electroluminescent material and a device using the same wherein the electroluminescent material is a charge transport indenofluorene selected from one of Formula (I) and Formula (II) ##STR00001## wherein R and R' are independently selected from the group consisting of a hydrogen atom, halogen atom, cyano, alky, alkoxyl, alicyclic alkyl, substituted or unsubstituted aryl or heteroaryl, and dialkylamino; m and n are numbers of 0 to 4; R.sup.1, R.sup.2, R.sup.5, and R.sup.6 are independently selected from the group consisting of hydrogen, an alkyl, a substituted or unsubsituted aryl, or an heteroaryl, an alkoxy, and vinyl; R.sup.3 and R.sup.4 are independently selected from the group consisting of a hydrogen atom, halogen atom, alkyl, alkoxy, and substituted or unsubstituted aryl or heteroaryl; and p is 1 or greater.

 
Web www.patentalert.com

< Method of fabricating an optoelectronic device having a bulk heterojunction

> Organic electroluminescent device having insulated conductive film over cathode

~ 00471