Poly (3-hexylthiophene-2,5-diyl)

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Structural formula
Structural formula of poly (3-hexylthiophene-2,5-diyl)
General
Surname Poly (3-hexylthiophene-2,5-diyl)
other names
  • Poly (3-hexylthiophene)
  • P3HT
CAS number
  • 104934-50-1
  • 156074-98-5
Monomer 3-hexylthiophene
Molecular formula of the repeating unit C 10 H 14 S
Molar mass of the repeating unit 166.28 g mol −1
Type of polymer

Polymer semiconductors

properties
Physical state

firmly

Melting point

238 ° C

Glass temperature

214 ° C

solubility

soluble in chlorobenzene, o -dichlorobenzene, trichlorobenzene, toluene, xylene, trichloromethane

Electric conductivity

approx. 10 3 S / cm (when doped with iodine)

safety instructions
GHS labeling of hazardous substances
07 - Warning

Caution

H and P phrases H: 315-319-335
P: 261-305 + 351 + 338
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Poly (3-hexylthiophene-2,5-diyl) , also poly (3-hexylthiophene) , abbreviated P3HT , is a polymer from the group of polythiophenes and an organic p- semiconductor .

Possible applications are the use of appropriately optimized and processed polymers as part of the photoactive layer of organic solar cells in organic photovoltaics or as a semiconducting layer in organic field effect transistors.

Individual evidence

  1. a b c d e data sheet poly (3-hexylthiophene-2,5-diyl) from Sigma-Aldrich , accessed on April 21, 2011 ( PDF ).
  2. a b Materials for use in organic solar cells ( memento from November 15, 2009 in the Internet Archive ) in the search engine oeindex for organic electronics
  3. Technical Bulletin AL-250 (PDF; 83 kB) from Sigma-Aldrich
  4. LA Kehrer, S. Winter, R. Fischer, C. Melzer, H. von Seggern: Temporal and thermal properties of optically induced instabilities in P3HT field-effect transistors . In: Synthetic Metals . 161, No. 1, 2012, pp. 2558-2561. doi : 10.1016 / j.synthmet.2011.08.007 .