Table 6 Core flooding data obtained from gel injection of three samples.

From: Crosslinking a nanocomposite by zirconium sulfate to synthesize a high-durable new-generation polymer gel

Core No.

Gel

Initial permeability (md)

Injection pressure (psi)

post gel permeability (md)

Syneresis permeability (md)

1

Nano-free

122

810

3

51.2

2

250 ppm nanocomposite

125

1020

1.1

2.4

3

500 ppm nanocomposite

123

1850

2

2.6