Observation time

Gelation strength mPa·s

Polymer concentration 0.2%

Polymer concentration 0.3%

3 d

9506

13,175

4 d

9389

13,001

5 d

9174

12,817

6 d

9025

12,680

7 d

8869

12,530

8 d

8700

12,342

9 d

8573

12,209

10 d

8432

12,077

11 d

8301

11,935

12 d

8182

11,801

13 d

8060

11,675

14 d

7927

11,538

15 d

7799

11,414

16 d

7708

11,347

17 d

7698

11,304

30 d

7672

11,278