Patent ID: 11895912
Assignee: SUZHOU INSTITUTE OF NANO-TECH AND NANO-BIONICS, CHINESE ACADEMY OF SCIENCES
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  H  Y | IPC C  H

Claim 17:
18. The preparation method according to claim 17, wherein, the step (4) comprises: performing thermal treatment and/or solvent annealing treatment on the organic photoactive layer composite film, and then forming the top electrode interface modification layer on the organic photoactive layer composite film, wherein, a solvent for the solvent annealing treatment comprises any one or a combination of two or more of methylbenzene, dimethylformamide, tetrahydrofuran, chloroform, o-dichlorobenzene and chlorobenzene, and the time for solvent annealing treatment is 5 s to 2 h, or the organic photoactive layer composite film is subjected to thermal treatment at a temperature of 60 to 2000 C. for 10 s to 2 h.