① 具有卓越的极压润滑性能，可用于定向井、水平井等高难度井；② 抗高温

① excellent extreme pressure lubrication, can be difficult for wells directional wells, horizontal wells; <br>② anti-high temperature of 200 ℃, can, be used in ultra deep deep; <br>③ salt, can be used for fresh water, brine, and saturated brine water drilling and completion fluid; <br>④ not thickened, fluid loss, particularly suitable for high density drilling fluid lubrication performance regulation; <br>⑤ non-toxic, easily biodegradable, environmentally friendly; <br>⑥ water solubility easy to layer; <br>⑦ and treatment good compatibility agent

(1) has excellent extreme pressure lubrication performance, can be used for directional wells, horizontal wells and other difficult wells;<br>(2) Anti-high temperature of more than 200 degrees C, can be used in deep wells, ultra-deep wells;<br>(3) Anti-salt, which can be used for fresh water, salt water, saturated salt water and seawater drilling well shear;<br>(4) non-sticking, reducing filter loss, especially suitable for high-density drilling fluid lubrication performance regulation;<br>(5) Non-toxic, biodegradable, conducive to environmental protection;<br>(6) Water solubility is not easy to layer;<br>(7) Good matching with the treatment agent

① With excellent extreme pressure lubrication performance, it can be used in directional wells, horizontal wells and other difficult wells;<br>② It can be used in deep well and ultra deep well;<br>③ Salt resistant, can be used in fresh water, salt water, saturated salt water and sea water drilling and completion fluid;<br>④ It is not viscosity increasing and fluid loss reducing, especially suitable for the control of the lubrication performance of high density drilling fluid;<br>⑤ It is non-toxic and easy to be biodegraded, which is beneficial to environmental protection;<br>⑥ The water solubility is not easy to separate;<br>⑦ Good compatibility with treatment agent<br>