Number

Drilling fluid

AV/ mPa·s

PV/ mPa·s

YP/ Pa

FL/ ml

0#

Amine-based polymer drilling fluid

38.2

26.3

12.6

3.0

1#

Amine-based polymer drilling fluid+4.0%NaCl

39.4

27.1

13.5

3.1

2#

Amine-based polymer drilling fluid+8.0%NaCl

40.7

28.8

13.6

3.4

3#

Amine-based polymer drilling fluid+12.0%NaCl

42.1

27.4

14.2

3.8

4#

Amine-based polymer drilling fluid+16.0%NaCl

43.4

28.7

15.1

4.1

5#

Amine-based polymer drilling fluid+20.0%NaCl

46.2

30.2

16.1

5.4

6#

Amine-based polymer drilling fluid+24.0%NaCl

48.3

32.5

17.6

5.1