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,,,(,300072):MgCl2HCl-H2O,MgCl2HCl-H2O,MgCl2。,100g,3:1,0.5g/min。:;;;:TQ111.3:A:1008-1267(2009)01-0018-04、,、,。,,,,。,。,HCl20.2wt%,108.6℃,HCl-H2O[1]。、,[2]。,。,。、、。,。[3]MgCl2HCl-H2OCaCl2,HCl-H2O-MgCl2。:2008-9-26[J].,2003,11(3):124-126..[M].:,1981.,.HMX[J].,2003,23(5):472-474.[4]StudyontheprocessofHMXrecrystallizationfromnitricacidwaterZHOUXiao-wei,WANGXiang-yuan,WANGJian-long,ZHENGRui-feng(SchoolofEnvironmentalandChemcialEngineering,NorthUniversityofChina,Shanxi,Taiyuan030051)Abstract:Nitricacid/water(solvent/non-solvent)recrystalliztingβ-HMX,throughoptimizingprocesstopreparesphericalHMXparticleswithlowsensitivityandhigh-energy.Experimentalresultsshowthattheimpactsensitivityiscloselyrelatedtothecrystallizationtechnique.Whentemperatureat5℃,stirringspeedin100rpm,dilutionrateat0.375mL/min,standingfor0minute,recrystallizationHMXparticlesgetlessporosity,highersphericaldegreeandlowerimpactsensitivity.Keywords:recrystallization;impactsensitivity;spherical;HMX[5]23120091Vol.23No.1Jan.2009TianjinChemicalIndustry1-2-3,5-4-6-7-8-9-10-1231:1HCl-H2O-MgCl2,、。,。,HCl-H2O。,MgCl2,MgCl20.075g/mL\0.15g/mL,0.25g/mL,HClH2O。1.1:HCl-H2O,、。,,,,,,,。1。:37%;;0.07mol/L;()。1.2HCl-H2O,[4,5],[4,5],。MgCl20.075g/mL、0.15g/mL、0.25g/mLHCl-H2O,HCl-H2O2。2,HCl-H2O,MgCl2,。:(0.25g/mL)<(0.15g/mL)<(0.075g/mL)<(0g/mL),。0.075g/mL、0.15g/mL、0.25g/mL,HCl-H2O16.8%、11.1%、4.94%,。MgCl2,,,。,,,,,,。2HCl-H2O-MgCl2,,。,;,,。2.13。1000mL,、、;,,,;29mm,1.2m,2HCl-H2OHClX1191-2-3-4,10-5-6-7-8-9-11-12-13-3/mL11400/WMgCl2/g5000~10010%/Pa/mL2501~31000150.8m,4mm,15mm;,,;,,HCl;,,;,。1。2.22.2.11∶1,,4。,1.5h,、。。4,,90min,,140min,,,20%,,。400mL10%60g,10min,,,30g。100g,,,24%,HCl-H2O。,,,。,400mL10%,100g,1:1,11,24%。2.2.2100g,1、2、3,,。5。,1.5h,、。。5,1,20min,20%,20min,;2,50min,20091420Salt-containeddistillationtechnologyinconcentratinghydrochloricacidCHENGQing-lai,BAIPeng,HUWen-na,ZHANGWen(SchoolofChemicalEngineeringandTechnology,TianjinUniversity,Tianjin300072)Abstract:DiscussesthesalteffectonVLEofhydrochloricacid-watersysteminwhichaddingMgCl2.TheresultsshowthattheeffectofMgCl2ontheVLEofhydrochloricacid-watersystemisevident,andaddingMgCl2intohydrochloricacid-watersystemcanchangetherelativevolatilityandazeotropiccomposition.Thispaperalsoconductstheexperimentofbachsalt-containeddistillationtoconcentratehydrochloricacid.TheresultsshowthattheoptimumconditionsofthisexperimentaloperationisthatwhentheamountofMgCl2isto100g,therefluxratiois3:1andthevelocityofaddingsaltsintorefluxliquidis0.5g/min.Keywords:salt-containeddistillation;vapor-liquidequilibrim;hydrochloricacidconcentration;azeotropiccomposition[1][2][3][4][5][6]20%;3,60min,20%,2,,60min,。,,20%,,,3,。HCl-H2O-MgCl2,HCl,MgCl2,,HCl,。HCl,HCl,HCl,。3(1),HCl-H2O。(2)HCl-H2OMgCl2。MgCl20.075g/mL、0.15g/mL、0.25g/mL,16.8%、11.1%、4.94%,HCl-H2O20.2%(HCl)。HCL-H2OMgCl2。(3)10%,,MgCl2100g,3,0.5g/min,11,24%,。:ZaliopoVM,SenchkoMI,GerendaZP.Methodofconcen-tratinghydrochloricacid[P].RU:738991,1980-06-05.,,.[J].,2004(1):32-36..:.200410017364.7[P].2004-04-01.,.-[J].,2006,23(12):1227-1229.,,.[J].,1990,12(2):56-60.,,,.[J].,1989,40(3):293-301.231::,、、,。!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!21
本文标题:加盐精馏提浓盐酸的工艺研究
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