Polymer-based |
Polypyrrole |
Chemical and environment stable |
Functional dopant induced process |
Novel & Easy process, High Yield easily deposit on fabric surface |
Need to optimize dopant concentration for better conductivity results |
120–130 S/cm |
[78] |
Polyaniline |
Cost effective, stable |
Wet Spinning |
Produced fibers show high electronic and mechanical strength, fabricated thick fibers |
Need to combine Individual fibers |
140-750 S/cm |
[79,80,81] |
PEDOT:PSS |
Highly conductive good thermal and chemical stability |
Dip Coating |
Simple process |
Coating is slow, tide lines can forms |
0.4–2.0 S/cm |
[68,82] |
Carbon-based |
Graphene |
Highly conductive & stable, high strength |
Electrostatic self-assembly with BSA followed by chemical reduction |
Easy to attach graphene oxide films to textiles |
Multistep process, wrinkles observed on surface of samples |
10–20 S/cm |
[83,84] |
Carbon nanotubes |
Conductive, high mechanical strength |
Wet spinning |
Continuous long length (cm) CNT yarns |
Slow processing |
125–3000 S/cm |
[85,86,87] |
Metal-based |
Al-coated conductive paper |
Stable, conductive, stretchable |
Chemical solution process |
Low cost, Vacuum not required, Direct deposition of Al on fibers |
Need a suitable catalyst for decomposition process |
19 mΩ/□ |
[88] |
AgNP/Ag nanowires |
Conductive |
Wet spinning |
Simple, highly conductive material |
Need optimization of suitable solvents and coagulation liquids |
2200–5400 S/cm |
[89,90] |