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MilliporeSigma

577065

Sigma-Aldrich

Polypyrrole

undoped, extent of labeling: ~20 wt. % loading, composite with carbon black

Sinónimos:

PPy

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About This Item

Número de CAS:
Número MDL:
Código UNSPSC:
12352103
NACRES:
NA.23

Formulario

solid

Extensión del etiquetado

~20 wt. % loading

conductividad

~8.5 S/cm

solubilidad

H2O: insoluble
organic solvents: insoluble

InChI

1S/C4H5N/c1-2-4-5-3-1/h1-5H

Clave InChI

KAESVJOAVNADME-UHFFFAOYSA-N

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Descripción general

Polypyrrole (PPy) is a conductive and highly stable polymer. It may be prepared by a standard electrochemical technique.[1] PPy may also be prepared by reacting ß-napthalene sulfonic acid (NSA) and ammonium peroxo-disulphate in aqueous medium.[2] The charges on the surfaces can be easily modified by doping the polymer during its synthesis.[3]Solubility and conductivity measurements of PPy doped with camphor sulfonic and dodecyl benzene sulfonic acid has been reported.[4] Electrosensitivity and lower oxidation potential of PPy make it potentially useful for drug delivery, chemical sensors, batteries, ion selective electrodes, biosensor and biochemistry research.5,[5]

Aplicación

Conducting polymer.
Conductive additive for thermoplasitics and thermosets.
PPy may be used to prepare cobalt based electrocatalyst for anion exchange membrane fuel cells.[6][7][8]

Envase

Packaged in glass bottles

Código de clase de almacenamiento

11 - Combustible Solids

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


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Anion-exchange membrane fuel cells: Dual-site mechanism of oxygen reduction reaction in alkaline media on cobalt- polypyrrole electrocatalysts.
Olson TS, et al.
The Journal of Physical Chemistry C, 114(11), 5049-5059 (2010)
In Situ XAFS and HAXPES Analysis and Theoretical Study of Cobalt Polypyrrole Incorporated on Carbon (CoPPyC) Oxygen Reduction Reaction Catalysts for Anion-Exchange Membrane Fuel Cells
Asazawa K, et al.
The Journal of Physical Chemistry C, 118(44), 25480-25486 (2014)
XAFS analysis of unpyrolyzed CoPPyC oxygen reduction catalysts for anion-exchange membrane fuel cells (AMFC).
Asazawa K, et al.
Electrochemical Society Transactions, 33(1), 1751-1755 (2010)
Gusphyl A Justin et al.
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference, 2012, 1206-1209 (2013-02-01)
An electronically-controlled drug delivery system (eDDS) for the on-demand release of anti-inflammatory, anti-microbial and analgesic agents to aid in wound healing is currently under development. The loading of several drugs into conductive polymer films and their subsequent on-demand, controlled release
Lijia Chen et al.
ACS applied materials & interfaces, 5(6), 2047-2052 (2013-03-02)
Herein graphene quantum dot (GQD), a graphene material with lateral dimension less than 100 nm, is explored to dope PPy on F-doped tin oxide glass as an efficient counter electrode for high-performance dye-sensitized solar cells (DSSCs). The GQDs-doped PPy film

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Self-healing soft electronic materials offer potential cost savings and reduced electronic waste.

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