Formulation Development of High Strength Gel System and Evaluation on Profile Control Performance for High Salinity and Low Permeability Fractured Reservoir

Table 2

The gelling performance of the ABP system at different salinities.

Formulation					Delayed crosslinking time; (days)	Gel strength (mPa·s)	Initial viscosity (mPa·s)	Stability (days)
Temperature (°C)	Polymer P (mg/L)	Crosslinking agent A; (%)	Coagulant B (%)	Salinity (mg/L)
32	3500	0.3	0.09	15000	2-3	>20000	110.7	>60
				29500	5-6	>14500	33.0	>60
				45000	7-8	>10500	21.2	>60