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Merck

702471

PTAA

greener alternative

a poly(triaryl amine) semiconductor

Synonym(s):

Poly(triaryl amine), Poly[bis(4-phenyl)(2,4,6-trimethylphenyl)amine]

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About This Item

Linear Formula:
[C6H4N(C6H2(CH3)3)C6H4]n
CAS Number:
MDL number:
NACRES:
NA.23
UNSPSC Code:
32111503
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Product Name

PTAA, a poly(triaryl amine) semiconductor

form

solid

mol wt

average Mn 7,000-10,000 (GPC)

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

mp

>400 °C
>400 °C

Mw/Mn

2‑2.2

application(s)

battery manufacturing
semiconductor

greener alternative category

semiconductor properties

P-type (mobility=10−3 - 10−2 cm2/V·s)

Quality Level

Application

PTAA can be coated as a substrate material which is used for the transportation of hole in the fabrication of many devices like perovskite solar cells, polymeric light emitting diodes and organic field effect transistors.

General description

PTAA, poly(triaryl amine), semiconductor is an organic p-type semiconductor with hole mobilities of 10−3 up to 10−2 cm2 V−1 s−1 which results in a high carrier mobility. It is a stable glassy polymer and has good ionization potential for thick film diodes.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product belongs to Enabling category of greener alternatives thus aligns with "Design for energy efficency". Hole transport organic materials allow perfect energy level alignment with the absorber layer and therefore efficient charge collection, are prone to degradation in ambient conditions.Click here for more information.

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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Triarylamine-containing poly (perfluorocyclobutane) as hole-transporting material for polymer light-emitting diodes.
Liu S, et al.
Macromolecules, 33(10), 3514-3517 (2000)
Dielectric function and degradation process of poly (triarylamine)(PTAA).
Sendner M, et al.
Organic Electronics, 15(11), 2959-2963 (2014)
Solvent engineering for high-performance inorganic-organic hybrid perovskite solar cells.
Jeon NJ, et al.
Nature Materials, 13(9), 897-897 (2014)
M.L. Chabinyc, L.H. Jimison, J. Rivnay, A. Salleo
Mrs Bulletin, 33, 683-683 (2008)
Enhanced charge separation in ternary P3HT/PCBM/CuInS2 nanocrystals hybrid solar cells.
Lefrancois A, et al.
Scientific Reports, 5(9), 7768-7768 (2015)

Articles

Professor Shinar highlights low-cost, disposable sensor configurations in organic and hybrid electronics for healthcare applications.

Polytriarylamine Semiconductors

Professor Chen (Nankai University, China) and his team explain the strategies behind their recent record-breaking organic solar cells, reaching a power conversion efficiency of 17.3%.

Dr. Perini and Professor Correa-Baena discuss the latest research and effort to obtain higher performance and stability of perovskite materials.

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