Ugrás a tartalomra
Merck

577030

Sigma-Aldrich

Polypyrrole

greener alternative

conductivity 10-50 S/cm (pressed pellet)

Szinonimák:

PPy

Bejelentkezésa Szervezeti és Szerződéses árazás megtekintéséhez


About This Item

CAS-szám:
MDL-szám:
UNSPSC kód:
12352103
PubChem Substance ID:
NACRES:
NA.23

form

solid

Minőségi szint

tartalmaz

proprietary organic sulfonic acid as dopant

környezetbarátabb alternatív termék tulajdonságai

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

sustainability

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oldhatóság

H2O: insoluble
organic solvents: insoluble

környezetbarátabb alternatív kategória

InChI

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

Nemzetközi kémiai azonosító kulcs

KAESVJOAVNADME-UHFFFAOYSA-N

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Általános leírás

Polypyrrole (PPy) is a widely used highly conductive and highly stable heterocyclic polymer. It is majorly used in electrochemical applications. It is a cost-efficient conducting polymer that has a stable oxidation and high solubility in water. It exhibits a high degree of flexibility than polyaniline and has a density that facilitates a higher capacitance per unit volume.
PPy may be prepared by a standard electrochemical technique. It may also be prepared by reacting -napthalene sulfonic acid (NSA) and ammonium peroxo-disulfate 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 have been reported. Lectrosensitivity and lower oxidation potential of PPy make it potentially useful for drug delivery, chemical sensors, batteries, ion selective electrodes, biosensor and biochemistry research.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Green Chemistry. This product is used in energy conversion and storage, thus has been enhanced for energy efficiency. Click here for more information.

Alkalmazás

Conductive additive for thermoplastics and thermosets. Polypropylene composites constitute the polymer electrolyte membrane fuel cell (PEMFC). Addition of PPy to polypropylene composites alters its conductivity.
PPy can be used for a variety of applications such as:
  • electrode materials for sensors used in electrocardiography (ECG)
  • formation of electrode material for a variety of energy storage applications
  • encapsulation of lithium sulfide (Li2S) as a high performance cathode material

PPy is mainly used in the fabrication of a variety of electrochemical devices, which include supercapacitors, chemical sensors, dye sensitized solar cells and lithium-ion batteries.
Conducting polymer.
Conductive additive for thermoplasitics and thermosets.

Kiszerelés

Packaged in glass bottles

Egyéb megjegyzések

Stable up to at least 290°C in air

Tárolási osztály kódja

11 - Combustible Solids

WGK

WGK 3

Lobbanási pont (F)

Not applicable

Lobbanási pont (C)

Not applicable

Egyéni védőeszköz

dust mask type N95 (US), Eyeshields, Gloves


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Analitikai tanúsítványok (COA)

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Az Ön által nemrégiben megvásárolt termékekre vonatkozó dokumentumokat a Dokumentumtárban találja.

Dokumentumtár megtekintése

Sensors Based on Conducting Polymers for Measurement of Physiological Parameters
Teran-Jimenez O, et al.
IEEE Sensors Journal, 17(8), 2492-2497 (2017)
Conducting polymers with superhydrophobic effects as anticorrosion coating
Intelligent Coatings for Corrosion Control, 409-430 (2014)
In-situ encapsulation of nickel nanoparticles in polypyrrole nanofibres with enhanced performance for supercapacitor
Muhamad SU, et al.
Electrochimica Acta, 249(8), 9-15 (2017)
Electrochemistry of nucleic acids and proteins, 1(1), 596-612 (2005)
Electrochemistry of nucleic acids and proteins: towards electrochemical sensors for genomics and proteomics
Palecek E, et al.
Journal of Nanoscience and Nanotechnology, 1(1), 596-612 (2005)

Cikkek

By altering the physicochemical properties, smart or intelligent drug delivery systems can be designed to deliver therapeutic molecules on-demand. Learn more about the application of stimuli-responsive materials in drug delivery.

The application of conducting polymers at the interface with biology is an exciting new trend in organic electronics research.

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

While dye sensitization as the basis for color photography has been accepted for a very long time,1 attempts to use this principle for the conversion of solar light to electricity generally had resulted only in very low photocurrents, below 100 nA/cm

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