2.3. Characterization of aqueous suspensions
Rheological characterization of the aqueous suspensions was
performed by using a rotational viscosimeter ViscoTester 550
(VT550 DIN/ISO Cylinder Package, HAAKE). All measurements were
carried out with a stainless steel coaxial cylinder measuring system
at 20.0 ± 0.1 C with a shear rate of 200 s1
. Three parallel
measurements were carried out.