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Merck

577065

Polypyrrole

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

Synonym(s):

PPy

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About This Item

CAS Number:
NACRES:
NA.23
UNSPSC Code:
12352103
MDL number:
Technical Service
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description

Electrodes

form

solid

extent of labeling

~20 wt. % loading

conductivity

~8.5 S/cm

solubility

H2O: insoluble, organic solvents: insoluble

InChI

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

InChI key

KAESVJOAVNADME-UHFFFAOYSA-N

General description

Polypyrrole (PPy) is a conductive and highly stable polymer. It may be prepared by a standard electrochemical technique. PPy may also be prepared by reacting β-napthalene sulfonic acid (NSA) and ammonium peroxo-disulphate in aqueous medium. The charges on the surfaces can be easily modified by doping the polymer during its synthesis.Solubility and conductivity measurements of PPy doped with camphor sulfonic and dodecyl benzene sulfonic acid has been reported. 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,

Application

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

Packaging

Packaged in glass bottles


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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified



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