简介：ThevolatilesreleasebehaviorofpoplarpowderhasbeenstudiedbyTD-GC/MSonlinetechniqueatdifferenttemperatures.Theresultsshowthattheproportionofmainharmfulcomponentswashigherthanthatofbeneficialinthevolatilesofpoplarpowderat40℃and90℃,theharmfulcomponentswas1.7timeshigherthanbeneficialcomponents.Theproportionsofmainbeneficialandharmfulcomponentswereequivalentat60℃,whilethemainbeneficialcomponentswas5.42timeshigherthanthatofharmful.Takingpoplarwoodpowderassubstratetopreparewoodpowder-basedcompositesbyhigh-pressureno-gelmoldingcompactionbetweenthetemperatureofligninsofteningpointandwoodmaterialscarbonization(about150-180℃)canpresentasatisfactoryenvironmentalfriendliness.