Fig. 7From: Use of Bentonite and Organobentonite as Alternatives of Partial Substitution of Cement in Concrete ManufacturingIsotherms of thermal effects for Ca(NO3)2 interaction for POR open circle and POR/BBTAEAPSfilled circle (a), an example of isotherm calculated with non-linear method [POR/BBTAEAPS/Ca(NO3)2] (b), and relationship between thermodynamics interaction values for three systems, POR/BBT filled diamond, POR/BBTAPSfilled square, and POR/BBTAEAPSfilled circle (c).Back to article page