Patent ID: 11925042
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: nan (nan)
Classification: CPC H | IPC H

Claim 8:
9. The organic electroluminescent device according to claim 7, wherein:
when the P:N ratio is 7:3,
(3) the HTL mobility is from 5.5×10−4 cm2/Vs to 8.0×10−4 cm2/Vs, and
the ETL mobility is from 1.0×10−7 cm2/Vs to 7.0×10−7 cm2/Vs; and
when P:N is 6:4,
(3) the HTL mobility is from 5.5×10−4 cm2/Vs to 8.0×10−4 cm2/Vs, and
the ETL mobility is from 1.0×10−7 cm2/Vs to 3.0×10−7 cm2/Vs;
wherein the mobility is tested according to the SCLC method.