Rheological Study on ATBS-AM Copolymer-Surfactant System in High-Temperature and High-Salinity Environment

Table 2

Activation energy and pre-exponential factors obtained from Arrhenius-type relation for different polymer concentrations.

Concentration (%)	𝐸𝑎^a; (kJ/mole)	𝐴^b (mPa⋅s)
0.15	18.32	0.4266
0.20	16.94	1.1205
0.25	14.54	1.2797
0.30	14.90	5.0728
0.40	13.86	12.891

^a𝐸_𝑎 is activation energy of viscous flow.
^b𝐴 is pre-exponential factor.