然后用喷砂、火焰或化学方法处理，提高表面活性。
Then sandblasting, flame or chemical means, and improve the surface activity.
木质素的衍生物可作为泥浆处理剂、堵水剂、调剖剂、增粘剂、表面活性剂驱油的牺牲剂。
Lignin derivatives can be used as additives to drilling mud, plugging agents, mobility control agents and sacrificial agents in surfactant flooding.
概述了高分子表面活性剂的特性，用作水处理剂的表面活性剂的重要品种，应用及展望。
The characteristics of polymeric surfactants, the varieties of polymeric surfactants used as water treatment agent, their application and prospect were introduced in this paper.
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