Investigation of Optimum Polymerization Conditions for Synthesis of Cross-Linked Polyacrylamide-Amphoteric Surfmer Nanocomposites for Polymer Flooding in Sandstone Reservoirs

Table 1

Surface tension (mN m⁻¹) values of prepared surfmer.

Concentration, molL^−1	Surface tension (mN m^−1)
0.0238	31
0.0119	31
0.0059	31
0.0030	31
0.0015	31
0.0007	35
0.0004	37
0.0002	38.5
0.0001	39

Cmc value.