Studies on the Transport of Aromatic Solvents through Filled Natural Rubber

Table 7

Values of enthalpy of absorption (Δ𝐻_𝑠), entropy of absorption (Δ𝑆_𝑠), and Gibbs free energy (Δ𝐺_𝑠) of snail shell powder filled natural rubber (filler particle size, 0.075 μm).

Solvent	Fillercontent (g)	Δ𝐻𝑠 (KJ/mol)	Δ𝑆𝑠 (J/mol)	Δ𝐺𝑠 (KJ/mol)
	2	28.74 × 10^2	18.85	28.68 × 10^2
	5	22.42 × 10^2	16.81	22.37 × 10^2
Benzene	10	18.93 × 10^2	15.11	18.89 × 10^2
	15	32.83 × 10^2	19.08	31.74 × 10^2
	20	7.81 × 10^2	11.37	7.77 × 10^2
	2	26.42 × 10^2	18.41	26.36 × 10^2
	5	25.72 × 10^2	17.75	25.67 × 10^2
Toluene	10	23.05 × 10^2	16.34	23.00 × 10^2
	15	24.05 × 10^2	16.80	24.00 × 10^2
	20	32.83 × 10^2	19.72	32.77 × 10^2
	2	8.77 × 10^2	13.38	8.73 × 10^2
	5	14.48 × 10^2	14.61	14.44 × 10^2
Xylene	10	18.09 × 10^2	15.20	18.05 × 10^2
	15	5.57 × 10^2	11.54	5.53 × 10^2
	20	9.82 × 10^2	12.33	9.78 × 10^2