pour-point depressant的意思|示意

Pour point depressant plays an important role on oil use, storage, transportation and production.

降凝剂对油品的使用、储运和生产有着重要的作用。

The research on the low temperature pumpability of oil shows that the pour point depressant has the remarkable improvement;

对油品低温泵送性能的研究表明，降凝剂具有明显改善作用；

The experimental procedures are: adding pour point depressant T9866 in a diesel sample and measuring the solidifying point and cold filter plugging point of the oil sample.

实验方法为：在柴油油样中加入T9866降凝剂，然后测定油样凝点和冷滤点。

The flowability improvement by using commercial pour point depressant WHP is studied for Zhengwangzhuang viscous crude oil of Shengli, containing 56.9% wax, of which 96.6% is noraml paraffins.

实验研究了工业品原油降凝剂WHP改善含蜡56.9%、其中96.6%为正构烷烃的胜利郑王庄稠油流动性的效果。

The characteristic groups of polymeric pour point depressant(PPD)were analyzed by FT-IR and NMR techniques. The crystallization properties of various types of wax and PPD were measured by XRD.

采用红外光谱仪、 核磁共振波谱仪对聚合物的合成特征基团进行了表征，并采用X射线衍射仪对不同型号蜡及降凝剂的结晶性能进行了分析测试。

Synthesis and purification of long chain alkyl acrylate as intermediate of pour point depressant were introduced.

介绍了降凝剂中间体丙烯酸高碳醇酯的合成和产品分离提纯方法。