聚醚聚季铵盐反相破乳剂的合成与破乳性能评价.pdf

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1、第27卷第l2期化学研究与应用Vo1．27，No．122015年12月ChemicalResearchandApplicationDee．，2015文章编号：1004·1656(2015)12．1879-06聚醚聚季铵盐反相破乳剂的合成与破乳性能评价王存英，方仁杰(1．徐州工业职业技术学院化工系，江苏徐州2210062．中国矿业大学化工学院，江苏徐州221116)摘要：通过将环氧醚和甲基醚分别加到含氢硅油的基本骨架上，合成环氧醚甲基醚共改性硅油中间体。通过环氧氯丙烷和正二丁胺亲核加成反应得到聚．2．羟

2、基丙基二丁基氯化铵，与有机交联剂多乙烯多胺交联得到聚季铵盐。再将共改性硅油与聚季铵盐进行环氧开环反应，得到聚醚聚季铵盐水包油型反相破乳剂。利用IVrIR和HNMR分析了聚醚季铵盐型水包油型反相破乳剂的结构，考察了破乳条件对破乳性能的影响。实验结果表明，在适宜的破乳条件(破乳剂用量100ms／L、破乳时间4h、破乳温度为65℃)下，使用聚醚季铵盐型水包油型反相破乳剂的除油率94．9％，破乳后污水含油量为25．8ms／L，破乳性能优于聚醚季铵盐破乳剂。关键词：破乳剂；O／W型乳状液；聚醚；聚季铵盐中图分类

3、号：0633．I1文献标志码：AInvestigationonthesynthesisandpropertiesofanovelreverseddemulsifierofpolyetherandpolyquaternaryammoniumWangCun．ying，FanRen-jie(1．SchoolofChemicalEngineeringandTechnology，XuzhouCollegeofIndustrialTechnology，Xuzhou，221006，China；2．SchoolofC

4、hemicalEngineeringandTechnology，ChinaUniversityofMiningandTechnology，Xuzhou221116，China)Abstract：Anintermediate，modifiedsiliconeoil，wasobtainedbyusingsiliconeoilcontaininghydrogengraftedwithaepoxyetherandmethylether．By?nucleophilicadditionreaction?ofepl

5、ehlorohydrlnwithdibutylamine，Poly(2-hydroxypropyldibutyhinamino-niumchloride)wereprepared，thenthepolyquaternaryammoniumwasobtainedbyalignmentingwithorganic?CroSS-linkerforpoly-ethylenepolyamine．Byan?epexide-opening?reactionofmodifiedsiliconeoilwithpolyq

6、uaternaryammonium．theO／Wreverseddemulsifierpolyetherpolyquaternaryammoniumwasobtained．ThestructureoftheO／Wreverseddemulsifierpolyetherpolyquater-naryammoniumwascharacterizedbymeansofmRandHNMR．TheeffectsofthereactionconditionsonthepropertiesoftheO／Wrever

7、seddemulsifierpolyetherpolyquaternaryammoniumwerestudied．Theresultsindicatedthatundertheappropriatedemulsifi-cationconditionsofdemulsifierdosageof100ms／L，demulsi~ingtimeof4handdemulsifyingtemperatureof65℃，theoilremovalreached94．9％andoilcontentinthewaste

8、waterwas25．8mS／LTheperformancesofthepolyetherandpolyquaternaryammoniumdemulsifierweresuperiortothepolyether?quaternaryammoniumdemulsifier．Keywords：demulsify；demulsifier；oil-in·-wateremulsion；polyether；polyquaternaryammonium我国主力油田