The Preparation and Performances of Self-Dispersed Nanomicron Emulsified Wax Solid Lubricant Ewax for Drilling Fluids

Table 5

Inhibitive ability of Ewax.

Based mud	AV/(mPa·s)	ΔAV/%	PV/(mPa·s)	ΔPV/%
6.0 wt% bentonite→a 12 h hydration process	13.5	—	7.0	—
1.0 wt% Ewax + 6.0 wt%; bentonite→a 12 h hydration process	11.5	14.8	6.0	14.3