The concentration of profile control agent (%)

No shear

Shear

Initial viscosity (mPa∙s)

Gel viscosity

(mPa∙s)

Initial viscosity

(mPa∙s)

Gel viscosity

(mPa∙s)

0.5

286

116,300

127

59,765

0.6

398

155,609

156

63,553