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| 咪唑啉季铵盐缓蚀剂的合成与复配研究 | |
| 引用本文： | 魏斌,周飞,戴倩倩,郑纯桃,刘洋,黄小钊,张淑颖.咪唑啉季铵盐缓蚀剂的合成与复配研究[J].应用化工,2012,41(5):840-843. |
| 作者姓名： | 魏斌 周飞 戴倩倩 郑纯桃 刘洋 黄小钊 张淑颖 |
| 作者单位： | 1. 长庆油田第三采油技术服务处,宁夏银川,750006 2. 西南石油大学油气藏地质及开发工程国家重点实验室,四川成都610500;中国石油辽河油田,辽宁盘锦124010 3. 西南油气田蜀南气矿,四川泸州,610051 4. 中国石油辽河油田,辽宁盘锦,124010 |
| 摘 要： | 以油酸、二乙烯三胺及硫酸二甲酯为主要原料,二甲苯为携水剂,合成咪唑啉季铵盐。结果表明,咪唑啉季铵盐的最佳合成条件为:二乙烯三胺与油酸摩尔比为1.2∶1,二甲苯10 mL,酰胺化温度160℃,反应时间2 h,环化温度200℃,环化时间6 h,季铵化试剂为硫酸二甲酯,季铵化反应温度50℃,季铵化反应时间2.5 h。4 mg/L加量的咪唑啉缓蚀剂在模拟盐水介质中的缓蚀率可达到90.1%。当其与丙炔醇、碘化钾、十二烷基硫酸钠(SDS)单独复配时,在合适的复配比例下,均具有良好的协同效应。 |
| 关 键 词： | 缓蚀剂 咪唑啉季铵盐 合成 复配 |
Synthesis and complex of imidazoline quaternary corrosion inhibitor |
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| WEI Bin , ZHOU Fei , DAI Qian-qian , ZHENG Chun-tao , LIU Yang , HUANG Xiao-zhao , ZHANG Shu-ying.Synthesis and complex of imidazoline quaternary corrosion inhibitor[J].Applied chemical industry,2012,41(5):840-843. | |
| Authors: | WEI Bin ZHOU Fei DAI Qian-qian ZHENG Chun-tao LIU Yang HUANG Xiao-zhao ZHANG Shu-ying |
| Affiliation: | 1.Third Oil Recovery Technology Service of Changqing Oilfield,Yinchuan 750006,China;2.State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation,Southwest Petroleum University,Chengdu 610500,China;3.CNPC Liaohe Oilfield Company,Panjin 124010,China;4.South Suchuan Gas Mine of Southwest Oil-Gas Field Company,Luzhou 610051,China) |
| Abstract: | An imidazolines quaternary corrosion inhibitor was synthesized with oleic acid,diethylenetriamine and dimethyl sulfate as major raw materials,the dimethylbenzene was used as water carrying agent.Synthesis of imidazoline quaternary.The results showed that the molar ratio of diethylenetriamine to oleic acid was 1.2 ∶ 1.The volume of dimethylbenzene was 10 mL.Acylation reaction temperature was 160 ℃,reaction time was 2 h;cyclization reaction temperature was 200 ℃,reaction time was 6 h.The quaternization reagent was dimethyl sulfate and the quaterization temperature was 50 ℃,reaction time was 2.5 h.The corrosion rate could reach to 90.1% with the imidazolines quaternary of 4 mg/L.Propargyl alcohol,Potassium iodide,sodium lauryl sulfate were used to compound with the imidazoline quaternary corrosion inhibition and showed good performance. |
| Keywords: | corrosion inhibitor imidazolines quaternary synthesis complex |
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