Synthesis and Visible Photocatalytic Activities of Poly(aminobenzoic acid)/TiO₂ Nanocomposites

Table 3

The kinetic data about the photocatalytic reactions degrading methylene blue for PMA/P25, POA/P25 and PPA/P25 nanocomposite samples and P25 under the incandescent lamp irradiating conditions.

Sample	Rate constant 𝑘 (min^−1)	Kinetic equation, 𝑣=𝑘𝑐+𝐴	Reaction order	Correlation coefficient 𝑟	Data point  𝑛
PPA/P25	0.0037	𝑣=0.0037𝑐−0.0391	1	0.999	6
PMA/P25	0.0020	𝑣=0.0020𝑐−0.0136	1	0.983	6
POA/P25	0.0014	𝑣=0.0013𝑐−0.0120	1	0.997	5
P25	0.0002	𝑣=0.0002𝑐−0.0012	1	0.996	5