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更新时间：2026/10/14 9:22:22关注度：1348
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Poly[bis(4-phenyl)(2,4,6-trimethylphenyl)amine (PTAA), CAS number 1333317-99-9, one of the family members of poly(triaryl)amine, is an excellent hole-transporting and electron-blocking semiconducting material due to its electron-rich components. It is a popular choice for perovskite solar cell devices, due to its:
Easy processibility
Good hole transport and electron blocking qualities
High thermal stability
Use in both regular and inverted devices
| CAS number | 1333317-99-9 |
| Chemical formula | (C21H19N)n |
| Molecular weight | Please see batch details |
| HOMO / LUMO | HOMO 5.25 eV LUMO 2.30 eV [6] |
| Recommended solvents | Chlorobenzene, chloroform, dichlorobenzene and toluene |
| Synonyms |
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| Classification / Family | Polyamines, Hole-transport layer materials, Electron-blocking layer materials, Organic semiconducting materials, Organic photovoltaics, Polymer solar cells, OLED materials |
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