Synthesis and Performance of Hybrid Hydrogels Loaded with Methylene Blue and Its Use for Antimicrobial Photodynamic Inactivation

Table 2

Amounts of absorbed dye per unit volume of hydrogel at equilibrium state after absorption Q_1eq and desorption Q_2eq and rate constants of absorption k₁ and desorption k₂ of dye.

Sample	Q1eq, ×10^−8 (mol cm^−3)	k1 (min^−1)	Q2eq, ×10^−8 (mol cm^−3)	k2 (min^−1)	Released MB (%)
PAA	32.44	0.3163	26.93	0.4956	17
D500-PAA	14.79	0.2720	10.07	0.2063	31.9
DSS500-PAA	117.45	0.5597	117.1	0.5566	0.3