Patent ID: 11930699
Assignee: UNIVERSAL DISPLAY CORPORATION
Field: Organic fine chemistry (Chemistry)
Classification: CPC H  C | IPC C  H

Claim 10:
11. The compound of claim 2, wherein the compound is selected from the group consisting of compounds having the formula of Pt(LA′)(Ly) with the following structure:, wherein LA ′ is selected from the group consisting of LA′1-G to LA′8-G whose structures are defined in LIST7A
below, LA″ is selected from the group consisting of LA″9-G to LA″16-G whose structures are defined in LIST7A
below, LA′″ is selected from the group consisting of LA′″16-G whose structures are defined in LIST7A below,
LA″″ is selected from the group consisting of LA″″17-G whose structures are defined in LIST7A below, and
LA′″″ is selected from the group consisting of LA′″″18-G whose structures are defined in LIST7A below, and
LA″″″ is selected from the group consisting of LA″″″19-G to LA″″″21-G whose structures are defined in LIST7A below:, LIST7A

Ligand naming convention and structure

LA′1-G having the structure
LA′8-G having the structure
LA″15-G having the structure

 

 

LA′2-G having the structure
LA″9-G having the structure
LA″16-G having the structure

 

 

LA′3-G having the structure
LA″10-G having the structure
LA′′′16-G having the structure

 

 

LA′4-G having the structure
LA″11-G having the structure
LA′′″17-G having the structure

 

 

LA′5-G having the structure
LA″12-G having the structure
LA′′′′′18-G having the structure

 

 

LA′6-G having the structure
LA″13-G having the structure
LA′′′′′′19-G having the structure

 

 

LA′7-G having the structure
LA″14-G having the structure
LA′′′′′′20-G having the structure

 

 

LA′′′′′′21-G having the structure

 

wherein i, j, k, l, z, and y are independently an integer from 1 to 55, Ri=Bi, Rj=Bj, Rk=Bk, Rl=Bl, and Rz=Bz, and
B1 to B55 have the following structures:, wherein Ly is selected from the group consisting of the structures shown in LIST7B below, LIST7B

Ly

Ly1-G having the structure
Ly14-G having the structure
Ly27-G having the structure

 

 

Ly2-G having the structure
Ly15-G having the structure
Ly28-G having the structure

 

 

Ly3-G having the structure
Ly16-G having the structure
Ly29-G having the structure

 

 

Ly4-G having the structure
Ly17-G having the structure
Ly30-G having the structure

 

 

Ly5-G having the structure
Ly18-G having the structure
Ly31-G having the structure

 

 

Ly6-G having the structure
Ly19-G having the structure
Ly32-G having the structure

 

 

Ly7-G having the structure
Ly20-G having the structure
Ly33-G having the structure

 

 

Ly8-G having the structure
Ly21-G having the structure
Ly34-G having the structure

 

 

Ly9-G having the structure
Ly22-G having the structure
Ly35-G having the structure

 

 

Ly10-G having the structure
Ly23-G having the structure
Ly36-G having the structure

 

 

Ly11-G having the structure
Ly24-G having the structure
Ly37-G having the structure

 

 

Ly12-G having the structure
Ly25-G having the structure
Ly38-G having the structure

 

 

Ly13-G having the structure
Ly26-G having the structure
Ly39-G having the structure

 

wherein R, RC, RD, and RE each represents zero, mono, or up to the maximum number of allowed substitutions to its associated ring; each R1, R2, R3, R4, R, R′, RA, and RB are independently a hydrogen or a substituent selected from the group consisting of the general substituents defined herein; and two adjacent groups can be joined or fused to form a ring wherever chemically feasible.