Table 2 Influence of cationization degree on its saturated adsorption capacity.

From: Modified guanidine gel fracturing fluid system and performance optimization for ultra-deep and ultra-high temperature oil and gas reservoirs

Cationic polymer

1

2

3

Average molecular weight (104)

10

10

10

Cationic degree (mole ratio)

0.52

0.33

0.21

Saturated adsorption capacity (mg/g) ± 0.01

59.64

52.37

47.68

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