Table 3.

A comparison of the experimental and ideal viscometric parameters of the MCCh + PVA blends and dependence on the assumed definition of the ideal values of these parameters

w MCCh	${[\mathit{\eta }]}_{\text{m}}^{\exp }$ (dL·g−1)	${\left[\mathit{\eta }\right]}_{\text{m}}^{\text{id}}$ (dL·g−1)	$\mathrm{\Delta }\left[\mathit{\eta }\right]$	$b_{\text{m}}^{\exp }$ (dL·g−1)2	$b_{\text{m}}^{{\text{id}}^{\ast }}$ (dL·g−1)2	$\mathrm{\Delta }{b}_{\text{m}}$	$b_{\text{m}}^{{\text{id}}^{\ast \ast }}$ (dL·g−1)2	$\mathrm{\Delta }{b}_{\text{m}}$
MCCh/PVA(88)
0.20	2.11 ± 0.03	2.05 ± 0.03	0.06	1.03 ± 0.14	1.26 ± 0.18	−0.23	0.73 ± 0.10	0.30
0.40	3.39 ± 0.03	3.34 ± 0.04	0.05	3.10 ± 0.43	3.34 ± 0.47	−0.24	2.56 ± 0.36	0.54
0.50	3.91 ± 0.04	3.98 ± 0.04	−0.07	4.43 ± 0.62	4.76 ± 0.67	−0.33	3.94 ± 0.55	0.49
0.60	4.51 ± 0.04	4.63 ± 0.05	−0.12	5.89 ± 0.82	6.43 ± 0.90	−0.54	5.64 ± 0.79	0.25
0.80	5.78 ± 0.06	5.92 ± 0.06	−0.14	9.69 ± 1.36	10.25 ± 1.44	−0.56	9.98 ± 1.40	−0.29
MCCh/PVA(99)
0.20	2.15 ± 0.02	2.16 ± 0.02	−0.01	0.97 ± 0.14	1.57 ± 0.22	−0.60	0.84 ± 0.12	0.13
0.40	3.35 ± 0.03	3.44 ± 0.04	−0.09	3.14 ± 0.44	3.73 ± 0.52	−0.59	2.65 ± 0.37	0.49
0.50	3.90 ± 0.04	4.08 ± 0.04	−0.18	4.41 ± 0.62	5.17 ± 0.72	−0.76	4.03 ± 0.56	0.38
0.60	4.56 ± 0.04	4.71 ± 0.05	−0.15	6.24 ± 0.87	6.83 ± 0.96	−0.59	5.74 ± 0.80	0.50
0.80	5.91 ± 0.06	5.99 ± 0.06	−0.08	10.46 ± 1.46	10.87 ± 1.52	−0.41	10.13 ± 1.42	0.33

Solvent: 0.1 mol·dm⁻³ CH₃COOH + 0.2 mol·dm⁻³ NaCl. $b_{\text{m}}^{{\text{id}}^{\ast }}$ determined according to Krigbaum and Wall [8], $b_{\text{m}}^{{\text{id}}^{\ast \ast }}$ determined according to Garcia et al. [14]