Super-amphiphobic, strong self-cleaning and high-efficiency water-based drilling fluids

JIANG Guancheng,NI Xiaoxiao,LI Wuquan,QUAN Xiaohu,LUO Xuwu

Table 2 Effects of different agents on spontaneous imbibition.

Agent Water imbibition quantity/g Oil imbibition quantity/g No agent added 8.31 11.33 Non-filtration protectant 7.48 9.61 Film-forming protectant 6.51 7.88 S-A 0.15 0.87