electrochemically, polyaniline can be created by the oxidation of aniline using cyclic voltammetry
Polyaniline can be dissolved in strong acids like hydrochloric acid or sulfuric acid, or in polar solvents like dimethyl sulfoxide (DMSO) or N-methyl pyrrolidone (NMP). The choice of solvent will depend on the specific application of the polyaniline solution.
Emeraldine salt form of polyaniline is commonly transparent in its doped state due to its conductive properties. It is often used in applications requiring both electrical conductivity and optical transparency.
Polyaniline is sparingly soluble in isopropanol. The solubility of polyaniline can depend on its oxidation state and molecular weight. However, typically it is more soluble in other solvents such as dimethyl sulfoxide (DMSO) or N-methyl-2-pyrrolidone (NMP).
Polyaniline (PANI-EB) containing MFe2O4 (M is an element in a divalent state; M2+ = Fe2+, Co2+, Ni2+, Mn2+, and Zn2+) were prepared by chemical method. The results of this investigation indicate that; i) the size of MFe2O4 in PANI is in the range 10 to 20 nm. ii) the MFe2O4 nanoparticles have the characteristic reflections of the Fd-3m spinel cubic structure. iii) the presence of ferromagnetic phase in PANI/Fe3O4 and PANI/CoFe2O4 samples, while samples containing Ni2+, Mn2+, and Zn2+ showed a superparamagnetic behavior. The results of Thermogravimetric analysis indicated that the addition of MFe2O4 nanoparticles to PANI improved the nanocomposites thermal stability. The interaction between MFe2O4 nanoparticles and PANI matrix may be occurred by the formation of the hydrogen bonding between the amine group of PANI and Oxygen of MFe2O4.
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Polyaniline can be dissolved in strong acids like hydrochloric acid or sulfuric acid, or in polar solvents like dimethyl sulfoxide (DMSO) or N-methyl pyrrolidone (NMP). The choice of solvent will depend on the specific application of the polyaniline solution.
Emeraldine salt form of polyaniline is commonly transparent in its doped state due to its conductive properties. It is often used in applications requiring both electrical conductivity and optical transparency.
The melting point of polyaniline can vary depending on its molecular weight and structure. Generally, it has been reported to melt in the range of 200-300°C.
Polyaniline is sparingly soluble in isopropanol. The solubility of polyaniline can depend on its oxidation state and molecular weight. However, typically it is more soluble in other solvents such as dimethyl sulfoxide (DMSO) or N-methyl-2-pyrrolidone (NMP).
Polyaniline (PANI-EB) containing MFe2O4 (M is an element in a divalent state; M2+ = Fe2+, Co2+, Ni2+, Mn2+, and Zn2+) were prepared by chemical method. The results of this investigation indicate that; i) the size of MFe2O4 in PANI is in the range 10 to 20 nm. ii) the MFe2O4 nanoparticles have the characteristic reflections of the Fd-3m spinel cubic structure. iii) the presence of ferromagnetic phase in PANI/Fe3O4 and PANI/CoFe2O4 samples, while samples containing Ni2+, Mn2+, and Zn2+ showed a superparamagnetic behavior. The results of Thermogravimetric analysis indicated that the addition of MFe2O4 nanoparticles to PANI improved the nanocomposites thermal stability. The interaction between MFe2O4 nanoparticles and PANI matrix may be occurred by the formation of the hydrogen bonding between the amine group of PANI and Oxygen of MFe2O4.
Current and potential utilization of polyaniline is in:antistaticscharge dissipation or electrostatic dispersive (ESD) coatings and blendselectromagnetic interference shielding (EMI)anti-corrosive coatingshole injection layerstransparent conductorsITO replacementsactuatorschemical vapor and solution-based sensorselectrochromic coatings (for color change windows, mirrors etc.)PEDOT-PSS replacementstoxic metal recoverycatalysisfuel cells and active electronic components such as for non-volatile memory
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