Research Article

Effect of Salicylic Acid and 5-Sulfosalicylic Acid on UV-Vis Spectroscopic Characteristics, Morphology, and Contact Angles of Spin Coated Polyaniline and Poly(4-aminodiphenylaniline) Thin Films

Table 1

Materials solubility in DMF and Mw (weight average molecular weight), Mn (number average molecular weight), and PDI (polydispersity index, Mw/Mn) of soluble fractions as determined by SEC technique.

SampleSolubility (mg/mL)MnMwPDI

PANI_B2.336431371821.02
P4ADPA_B6.2855831528451.79
PANI/SA1.47593121471.60
P4ADPA/SA6.512962676905.22
PANI/SSA1.269618765771.10
P4ADPA/SSA6.313443770265.73