1,4-丁炔二醇合成催化剂的使用和维护孙继光【摘要】Butynediol(B3D)catalystisoneofthemostimportantcatalystsinReppeBDOprocess
Inspecialreactorwithintroducingformaldehydeandacetylene,copperoxideconvertstocopperacetylideatthetemperaturebetween80~90tandfurtherreactswithacetylenetoformcomplexcopperacetylide
Atthistime,thecatalysthasactivityforacetyleneandformaldehydereactionandplaysaroleofcatalysistosyntheticreaction
Baseduponactualproductionexperienceandanalysisonthecomponentsandtraceelementsofsuchcatalyst,variousfactorswhichimpactB3Dcatalystperformanceweresummarized,andthekeypointsintheprocessesofB3Dcatalystmake-up,utilizationandregenerationwerestated
%1,4-丁炔二醇催化剂是炔醛法合成反应的重要催化剂,在特殊的反应器中通入甲醛和乙炔后,氧化铜在80~90℃条件下转化为乙炔铜,与乙炔进一步络合生成乙炔铜络合物,此时的催化剂具备了炔醛反应的活性,对合成反应起催化作用
本文通过对催化剂组成和微量元素的分析和生产实践,总结1,4-丁炔二醇(B3D)生产过程中的操作条件对B3D催化剂的影响,