%0 Journal Article
%T ANewAspectofRelationshipsbetweenElectricSparkSensitivityandThermalStabilityofSomePolynitroArenes
%A Svatopluk
%A Zeman
%J Ί¬Δά²ΔΑΟ
%D 2008
%X AnESZKTTVinstrumentofanew,relativelysimpleconstructionhasbeenappliedtodeterminationofelectricsparksensitivityof29polynitroarenes,expressedassparkenergy,EES,requiredfor50percentinitiationprobability.Thethermalstabilitythresholds,Tmax,werecalculatedfromthepublishedArrheniusparametersofmonomolecularthermaldecompositionofthestudiedcompounds,predominantlyobtainedundertheconditionsoftheRussianmanometricmethod.AnapproximaterelationshiphasbeenfoundbetweenthelnEESvaluesandthresholdTmaxvalues.Inthesenseofthisrelationship,thecompoundsstudiedfallintoseveralsubgroups.Thereasonofthesaiddiversificationliesinthedecompositionreactionrateatthetemperatureofonsetoftheirthermaldecomposition.Ithasbeenfoundthatineachsubgroupincreasingthermalstabilityofpolynitroarenesisaccompaniedbyincreasingelectricsparksensitivityofthesesubstances.Thisfactmustbetakenintoaccountifwedealwiththeproblemofelectricsparkenergytransferintothereactioncentreofthemolecule.
%K electricsparksensitivity
%K explosive
%K thermalstability
%K polynitroarene
%U http://www.energetic-materials.org.cn/hncl/ch/reader/view_abstract.aspx?file_no=20080602&flag=1