Synthesis and Novel Purification Process of PANI and PANI/AgNPs Composite
Abstract
:1. Introduction
2. Results and Discussion
2.1. PANI Characterization
2.1.1. Fourier Transform Infrared Spectroscopy (FTIR)
2.1.2. UV-Visible Spectroscopy (UV-Vis)
2.1.3. Scanning Electron Microscopy (SEM) and Electron Dispersive Energy (EDS)
2.1.4. Thermogravimetric Analysis and Differential Scanning Calorimetry (TGA-DSC)
2.2. PANI/AgNPs Composite Characterization
2.2.1. Fourier Transform Infrared Spectroscopy (FTIR)
2.2.2. UV-Visible Spectroscopy (UV-Vis)
2.2.3. Scanning Electron Microscopy (SEM) and Electron Dispersive Energy (EDS)
2.2.4. Thermogravimetric Analysis and Differential Scanning Calorimetry (TGA-DSC)
3. Materials and Methods
3.1. Materials
3.2. Polymerization of Aniline
3.3. Purification Process of PANI
3.3.1. Process 1
3.3.2. Process 2
3.3.3. Process 3
3.3.4. Process 4
3.4. Synthesis of PANI/AgNPs in Situ Composite
3.5. Theorical Prediction of Surface Plasmon Resonance
4. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Sample Availability: Samples of the compounds are available from the authors. |
PANI P1 (cm−1) | PANI P2 (cm−1) | PANI P3 (cm−1) | PANI P4 (cm−1) | Assignment |
---|---|---|---|---|
1569 | 1583 | 1569 | 1561 | Quinoid ring stretching |
1486 | 1486 | 1486 | 1481 | Benzenoid ring stretching |
- | 1378 | 1373 | 1371 | C–N stretching vibration near quinonediimine unit |
1300 | 1300 | 1300 | 1289 | C–N stretching in cis-Q-B-Q 1, Q-B-B 2 and B-B-Q 3 |
1232 | 1232 | 1232 | 1226 | C–N stretching in B-B-B 4 |
1052 | 1076 | 1046 | 1054 | |
- | 822 | 822 | 824 | C–H out of plane bending of 1,2,4-ring |
787 | 801 | 780 | 783 | |
591 | 608 | 587 | - | |
484 | 501 | 501 | 496 |
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Mota, M.L.; Carrillo, A.; Verdugo, A.J.; Olivas, A.; Guerrero, J.M.; De la Cruz, E.C.; Noriega Ramírez, N. Synthesis and Novel Purification Process of PANI and PANI/AgNPs Composite. Molecules 2019, 24, 1621. https://doi.org/10.3390/molecules24081621
Mota ML, Carrillo A, Verdugo AJ, Olivas A, Guerrero JM, De la Cruz EC, Noriega Ramírez N. Synthesis and Novel Purification Process of PANI and PANI/AgNPs Composite. Molecules. 2019; 24(8):1621. https://doi.org/10.3390/molecules24081621
Chicago/Turabian StyleMota, María L., Amanda Carrillo, Ana J. Verdugo, Amelia Olivas, Jorge M. Guerrero, Edna C. De la Cruz, and Natalia Noriega Ramírez. 2019. "Synthesis and Novel Purification Process of PANI and PANI/AgNPs Composite" Molecules 24, no. 8: 1621. https://doi.org/10.3390/molecules24081621
APA StyleMota, M. L., Carrillo, A., Verdugo, A. J., Olivas, A., Guerrero, J. M., De la Cruz, E. C., & Noriega Ramírez, N. (2019). Synthesis and Novel Purification Process of PANI and PANI/AgNPs Composite. Molecules, 24(8), 1621. https://doi.org/10.3390/molecules24081621