高碱值磺酸镁润滑油清净剂的制备研究  

Study on preparation and properties of sulfonic acid magnesium lubricating oil metal detergent with high alkali value

作　　者：洪新[1] 赵容慧[1] 唐克[1] 钱博 刘明 关新军 HONG Xin;ZHAO Rong-hui;TANG Ke;QIAN Bo;LIU Ming;GUAN Xin-jun(Chemical & Environmental Engineering College,Liaoning University of Technology,Jinzhou 121000,China;Liaoning BD Chemical Co.,Ltd.,Jinzhou 121000,China)

机构地区：[1]辽宁工业大学化学与环境工程学院,辽宁锦州121000 [2]辽宁渤大化工有限公司,辽宁锦州121000

出　　处：《应用化工》2019年第8期1874-1877,1881,共5页Applied Chemical Industry

基　　金：辽宁省自然科学基金项目(20180550639);辽宁渤大化工有限公司横向课题资助(BD20170001)

摘　　要：以磺酸和氧化镁为原料合成高碱值磺酸镁润滑油清净剂,考察了氧化镁、促进剂甲醇和氨水、水的加入量以及二氧化碳通入速率和通入量等因素对产品性能的影响。结果表明,各因素其中氧化镁和溶剂水的加入量影响最大。确定该工艺的较佳合成条件为:氧化镁加入量24g,甲醇加入量18mL,氨水和水加入量分别为3mL和10mL,二氧化碳通入速率和通入量分别为120mL/min和18L。较佳条件下合成的高碱值磺酸镁清净剂的总碱值为290mg(KOH)/g、运动粘度为130mm^2/s。Nanoscale lubricanting oil magnesium metal detergent with high alkaline which is prepared by using sulfonic acid and magnesium oxide(MgO)as the main raw material was preliminarily studied.The influence of the input quantity of raw materials,the amount of additives,the amount of the solvent,the amount of carbon dioxide and the rate of input were investigated in respects of product performance.The best synthetic conditions of the technology were determined:The amount of magnesium oxide added was 24 g,the quantity addition of CH 3OH being 18 mL,the quantity addition of NH 4OH being 3 mL,the quantity addition of H2O being 10 mL,the flow rate of carbon dioxide and the rate of entry are 18 L and 120 mL/min,respectively.Under these conditions,the alkali value can be prepared as 290 mgKOH/g,and the activity viscosity is 130 mm^2/s.

关 键 词：润滑油 磺酸镁 清净剂 高碱值 合成 

分 类 号：TQ646[化学工程—精细化工]