安徽建筑工业学院毕业设计(论文)专业化学工程与工艺班级07化工①班学生姓名@@@学号07206040@@@课题50kt/a醋酸甲酯羰基化合成醋酐工艺设计指导教师葛业君2011年6月6日第1页共51页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第1页共51页摘要醋酐是一种重要的有机化工原料,主要作为乙酰化剂,也能用作脱水剂和溶剂等。本设计通过比较现有醋酐生产乙醛氧化联产法、醋酸裂解法和醋酸甲酯羟基合成法,醋酸甲酯羟基化法较其他两种方法具有流程短,产品质量好,消耗指标低,三废排放少等优点,代表了当前醋酐生产的先进技术潮流,国外发达国家普遍采用此技术生产醋酐。此工艺需要解决主要问题是实现CH3COOCH3和CO的高效合成。设计了醋酸甲酯羰基化合成醋酐的工艺流程进并对主要设备闪蒸器进行设计。关键词:醋酐化工原料羰基化闪蒸器醋酸甲酯第2页共51页第1页共51页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第2页共51页ABSTRACTVinegaranhydrideisanimportantorganicchemicalrawmaterials,mainlyasaacylationagent,andcanbeusedasdehydrantandsolvent,etc.Thisdesignbycomparingexistingvinegaranhydrideacetaldehydeoxidationmethod,thejointproductionofaceticacidmethylacetatecrackingmethodandhydroxylsynthesis,methylacetatehydroxylmethodisbetterthantheothertwomethodshavegoodqualityofproduct,processshort,lowconsumption,wastedischargeindexwaitforfewadvantages,representsthecurrentaceticanhydridewastheadvancedtechnologyofproductiontrend,widelyusedindevelopedcountriesasthetechnologyproductionvinegaranhydride.ThisprocessneedstosolvethemainproblemistorealizeefficientsynthesisCH3COOCH3andCO.Designthemethylacetatecarbonylcompoundsintotheprocessflowintotherepaymentperiodofthemainequipmentbraisingapparatustocarryonthedesign.Keywords:vinegaranhydridechemicalrawmaterialshydroformylationbraisingapparatusmethylacetate第3页共51页第2页共51页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第3页共51页第4页共51页第3页共51页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第4页共51页目录摘要..............................................................................................................................................1前言..................................................................................................................................................5第一章文献综述............................................................................................................................71.1课题的工艺背景........................................................................................................................71.1.1课题的提出.........................................................................................................................71.1.2研究目标.............................................................................................................................81.2醋酐概述....................................................................................................................................91.2.1醋酐产品的性质.................................................................................................................91.2.2醋酐产品的用途...............................................................................................................101.2.3醋酐在新技术中的应用....................................................................................................121.3国内外醋酐生产的概况.........................................................