Research Article

Rheological Properties of Hydrophobically Associative Copolymers Prepared in a Mixed Micellar Method Based on Methacryloxyethyl-dimethyl Cetyl Ammonium Chloride as Surfmer

Table 3

Values of the slopes of the storage modulus and the loss modulus in the terminal zone and values of the crossing time for the polymers.

PolymerSlope (Pa) (s)
(Pa) (Pa)

PAM2.20.98/<0.01
0.5DM4.51.61.171.510.32
0.5DM9.31.351.052.270.86
0.5DM12.71.270.862.452.85
0.75DM4.61.461.151.790.82
0.75DM9.31.250.932.781.92
0.75DM12.81.320.963.566.25