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International Journal of Polymer Science
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International Journal of Polymer Science
/
2012
/
Article
/
Tab 8
/
Research Article
Studies on the Transport of Aromatic Solvents through Filled Natural Rubber
Table 8
Values of enthalpy of absorption (
), entropy of absorption (
), and Gibbs free energy (
) of snail shell powder filled natural rubber (filler particle size, 0.300
μ
m).
Solvent
Filler content (g)
(KJ/mol)
(J/mol)
(KJ/mol)
2
18.04 × 10
2
15.31
17.99 × 10
2
5
10.71 × 10
2
12.98
10.67 × 10
2
Benzene
10
12.71 × 10
2
13.49
12.67 × 10
2
15
6.81 × 10
2
11.27
6.77 × 10
2
20
14.09 × 10
2
13.17
14.05 × 10
2
2
21.48 × 10
2
16.32
21.43 × 10
2
5
26.08 × 10
2
17.59
26.03 × 10
2
Toluene
10
30.87 × 10
2
18.90
30.81 × 10
2
15
21.49 × 10
2
15.77
21.44 × 10
2
20
17.12 × 10
2
14.26
17.08 × 10
2
2
16.63 × 10
2
15.17
16.59 × 10
2
5
16.87 × 10
2
15.14
16.82 × 10
2
Xylene
10
13.98 × 10
2
14.01
13.94 × 10
2
16
7.88 × 10
2
11.83
7.84 × 10
2
20
15.41 × 10
2
13.76
15.36 × 10
2
