Material for organic photoelectric device, and organic photoelectric device thereby

Abstract

A material for an organic photoelectric device, the material including a compound represented by the following Chemical Formula 1: wherein, in Chemical Formula 1, HTU and HTU′ are independently hole transporting units, and R 1 to R 3 are independently a substituent selected from the group of hydrogen, a substituted or unsubstituted C6 to C30 aryl, a substituted or unsubstituted C2 to C30 heteroaryl, and a substituted or unsubstituted C1 to C30 alkyl, wherein the term “substituted” refers to one substituted with a halogen, a C1 to C30 alkyl, a C1 to C30 haloalkyl, a C6 to C30 aryl, a C2 to C30 heteroaryl, a C1 to C20 alkoxy, or combinations thereof.

1 .- 3 . (canceled) 
     
     
         4 . The material as claimed in  claim 21 , wherein the substituents linked Ar 1  and Ar 2  are independently selected from the group of a substituent of the following Chemical Formula D and a substituent of the following Chemical Formula E: 
       
         
           
           
               
               
           
         
         wherein, in Chemical Formula D, 
         Ar′ and Ar″ are independently selected from the group of phenyl, naphthyl, anthryl, phenanthryl, naphthacenyl, pyrenyl, biphenylyl, terphenylyl, tolyl, pyrrol, pyrazinyl, pyrimidyl, pyridazinyl, pyridinyl, indolyl, puryl, benzofuranyl, quinolyl, quinoxalinyl, phenanthridinyl, acridinyl, phenanthrolinyl, phenazinyl, phenothiazinyl, phenoxazinyl, oxazolyl, oxadiazolyl, and thienyl; 
       
       
         
           
           
               
               
           
         
         wherein, in Chemical Formula E, 
         X 1  to X 8  are independently selected from the group of CR′ and N, and 
         R′ is selected from the group of hydrogen, a substituted or unsubstituted C6 to C30 aryl, a substituted or unsubstituted C2 to C30 heteroaryl, and a substituted or unsubstituted C1 to C30 alkyl, 
         wherein the term “substituted” refers to one substituted with a halogen, a C1 to C30 alkyl, a C1 to C30 haloalkyl, a C6 to C30 aryl, a C2 to C30 heteroaryl, a C1 to C20 alkoxy, or combinations thereof. 
       
     
     
         5 - 16 . (canceled) 
     
     
         17 . An organic photoelectric device, comprising:
 an anode, a cathode, and an organic layer disposed between the anode and cathode,   wherein the organic layer includes the material as claimed in  claim 21 .   
     
     
         18 . The organic photoelectric device as claimed in  claim 17 , wherein the organic layer is an emission layer. 
     
     
         19 . The organic photoelectric device as claimed in  claim 18 , wherein the emission layer comprises:
 a phosphorescent or fluorescent host that includes the material, and   a phosphorescent or fluorescent dopant selected from the group of red, green, blue, and white light-emitting dopants.   
     
     
         20 . The organic photoelectric device as claimed in  claim 17 , wherein the organic layer is selected from the group of an emission layer, a hole transport layer (HTL), a hole injection layer (HIL), an electron transport layer (ETL), an electron injection layer (EIL), and combinations thereof. 
     
     
         21 . A material for an organic photoelectric device, the material comprising a compound represented by at least one of the following Chemical Formulae A to C: 
       
         
           
           
               
               
           
         
         wherein, 
         Ar 1  and Ar 2  are each independently selected from the group of a substituted or unsubstituted C6 to C30 aryl or arylene, a substituted or unsubstituted C1 to C30 alkyl or alkylene, and a substituted or unsubstituted C2 to C30 heteroaryl or heteroarylene, 
         Ar 3  and Ar 6  are each independently selected from the group of a substituted or unsubstituted C6 to C30 aryl or arylene, a substituted or unsubstituted C1 to C30 alkyl or alkylene, and a substituted or unsubstituted C2 to C30 heteroaryl or heteroarylene, 
         Ar 4  and Ar 5  are each independently selected from the group of a substituted or unsubstituted C6 to C30 arylene, a substituted or unsubstituted C1 to C30 alkylene, and a substituted or unsubstituted C2 to C30 heteroarylene, 
         R 1  to R 3  are each independently selected from the group of hydrogen and a substituted or unsubstituted C1 to C30 alkyl, 
         R 5  to R 10  are each independently selected from the group of a substituted or unsubstituted C6 to C30 aryl or arylene and a substituted or unsubstituted C2 to C30 heteroaryl or heteroarylene, 
         R 5  and R 6  are independently separate substituents or are joined together to form a ring, R 7  and R 8  are independently separate substituents or are joined together to form a ring, and R 9  and R 10  are independently separate substituents or are joined together to form a ring,
 m and n are integers ranging from 0 to 3, and m+n is an integer ranging from 1 to 6, 
 o and p are integers ranging from 0 to 2, and 
 wherein the term “substituted” refers to one substituted with a halogen, a C1 to C30 alkyl, a C1 to C30 haloalkyl, a C6 to C30 aryl, a C2 to C30 heteroaryl, a C1 to C20 alkoxy, or combinations thereof. 
 
       
     
     
         22 . A material for an organic photoelectric device, the material comprising a compound represented by at least one of the following Chemical Formulae 1-1 to 1-53: