2,,(,100081):,,0.8%30,:;;;:TD235.21;TB44:A:100727812(1999)0420014204XStudyonReducingtheCrystallizingPointofWater-phaseinEmulsionExplosiveCHENGXin-fa,WANGLi-qiong,FENGChang-gen(MechanicsandEngineeringDepartment,BeijingInstituteofTechnology,Beijing100081,China)Abstract:Inthispaper,thetraditionalmethodsofreducingammoniumnitratecrystallizingpointareanalyzed.Accordingtocrystallizingmechanismofammoniumnitratesolutionandactingmechanismoftheimpurity,acomplexmixturewhichcanreducethecrystallizingpointofwater2phaseinemulsionexplosivehasbeenstudied.Thecomplexmixtureof0.8%canmakecrystallizingpointreduceabout30andimproveitscrystalshape.Theresultsshowthatthecomplexmixturehasagreateffectonreducingcrystallizingpointofwater2phseintheemulsionexplosive.Keywords:Ammonium;Nitratesolution;Crystallizingpoint;Functionalcomplexmixture;Emulsionexplosive,,,,,,,,,1,[1],[2],,,,4141999X:1999-01-25©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.ög,,,,,1%3%,161ö%0123456810ö767572706359544843ögg-116.716.2715.8415.4114.9814.4514.0213.9812.40,10%15%1%3%,614,,100,,,,,,22.1[3,4],,NH+4NO-3(NH+4NO-3),NH+4NO-3,,,,,NH+4NO-3,,,,,:,,,NH+4NO-3,,,514©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:pH,,pH,,,,,,,,,,2ö%ö%ö%ö0.090.010.0970.290.010.0950.490.010.086.50.690.010.0830.890.010.0761.090.010.067,,[5],,2.21):,(2),,,(3),,3ö%ö%ö%ö%ö%ö0.06811.5132.582.50.26811.5132.573.50.46811.5132.5590.86811.5132.541.523,,,0.8%,76,97,21;41.5,82.5,41,805,41.540,[6],0.2%0.4%2):,611999©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,1995.164.2.M.:,1986.102.3.M.:,1995.258.4.M.:,1991.115.5,.P.CN1101639A,1994.6CHENGXi2fa,WANGLi2qiong.AResearchonaLowTemperatureEmulsionTechnologyofEmulsionExplosiveA.Proceedingsof3rdInternationalSymposiumonPyrotechnicsandExplosivesC.1995.107.7.RJJ.(),1996,19(4):23.8,.J.,1999,22(3):42.714©1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.