【Key words】 Weak gel; profile controlling agent; phenol-formaldehyde resin; PAM; oil-driving efficiency; plugging ratio; permeability;
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A new kind of nonpoisonous in-depth profile controlling agent, which is delaying crosslinking weak gel.
本文开发出一种新型无毒的深部调剖剂,该调剖剂是一种具有一定强度的延缓交联的弱凝胶,它具有注入时聚合物浓度和交联剂浓度低、单位体积费用低、成胶时间可调等特点。
参考来源 - 深部调剖剂的研制·2,447,543篇论文数据,部分数据来源于NoteExpress
In order to improve plugging capability of weak gel profile controlling agent to high osmotic cores, commonly add some solid grains into it.
为了提高弱凝胶调剖剂对高渗透岩心的堵塞能力,一般添加部分固体颗粒。
The result of evaluation on SW-1 performance showed that the profile-controlling agent had good stability, plugging performance, and scouring resistance.
对调剖剂SW-1的性能进行了评价,结果表明,该调剖剂具有较好的稳定性、封堵性和耐冲刷性。
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