新型聚合油溶性稠油降粘剂的合成及性能研究

Chemical Reagents(2017)

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Abstract
研究了自制丙烯酸十八酯、苯乙烯、马来酸酐和丙烯酰胺4种单体分别以物质的量比10∶3∶2∶0.8和6∶1∶2∶0进行四元无规共聚反应,得到两种新型油溶性的共聚降粘剂.对溶剂用量、反应温度等影响条件进行了优化,探究了降粘剂用量和温度等因素对降粘效果的影响.结果表明,四元共聚物的降粘效果优于三元共聚物.50℃,当降粘剂的加入量占稠油量的10 wt%时,三元和四元共聚物对稠油的降粘率分别达79.4%和87.6%.
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Key words
oil-soluble,viscosity reducer,ternary copolymer,quaternary copolymer
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