Organic metal compounds in which compounds for host and compounds for dopant are connected, organic electroluminescence display devices using the compounds and a method for preparation of the devices are disclosed. Also disclosed are organic metal compounds in which the compounds for host and the compounds for dopant are connected to make energy transmission between host and dopant possible in a molecular level, organic electroluminescence display devices using the same and a preparation method thereof.

 
Web www.patentalert.com

< Method for producing hot-dip coated metal belt

> Image forming apparatus, and toner recycle method

> Portable computer case and table

~ 00523