PP-CO2(SCF)发泡材料及其商业化应用前景的探讨

243PP/CO2(SCF)CO2SCFCO2StudyonPP/CO2FoamsandTheirProspectsinCommercialApplicationAbstract:PolypropylenefoamswerepreparedusingsupercriticalfluidCO2asblowingagentandtheirprocessingmeettheenvironmentalrequirementswithoutpoisonousgas,wastewaterandpollution.CO2fromindustrialemissionswasusedasblowingagentandcompensatedforthecarbonemissionproducedduringrawmaterialproduction,whichreallyachievecarboncycle.Continuousextrusionfoamingtechnologycanreducetheproductioncostandisthedevelopmenttrendofpolypropylenefoamsinthefuture.Outstandingpropertiesofpolypropylenefoam,widespreadapplicationshavebroadmarketprospects.Polypropylenefoamshavewidespreadmarketprospectsbecauseoftheiroutstandingproperties.Keywords:supercriticalfluid;polypropylene;foam;carboncycle(EPP)EPPPPEPP“”(PU)(PS)(PE)(XPS)“”EPP1.(PP)2441.1PPPPPPPPPPPP1.2[1]1.2.1PP-1.2.2[2,3](CO2N2)PPPPJSPKanekaBASFBerstorffJSPKanekaBASFBerstorffJSPKanekaBASFBerstorff1.3/CO21.3.1PP/CO2(SCF)PP/CO212451/CO2PP/CO2SCFCO2-2007100/2-301015202530PP1.3.2CO2(1)CO2CO2CO2CO2“”246(2)CO2PPCO2“”PP3.3.1()PP(1)PP1.52GPaPE207MPaPPPE(2)PPPS105PPPS(3)PS105PE70~80PE100PP123(4)PPPE(5)PPβPP(6)PPPPPE(7)PPPPPSPU(8)PPPP2473.2[4]PP3.2.1PPPPPPPPPSPSPEPP0.5~0.7g/cm30.5~1.5mmPP()PPPP(PS-E)PURPPPPPPPS2005PS20051231PSPPPS3.2.2PPPURPSPPPPJSP306EPP248PPPPPPABSPVCPPPPPEPPPP3.2.3PPPPPPPPPPPP()()PP(CD)CDPPPPPPPPABSPSPUR0.47g/cm3PP0.62g/cm3PS3~43.2.4249PPPEPPPPPPPS90~120PSPPPPPPPP3.3PPPPPP400kt160100120kt200m36%199926PS200020014PPPSPPPS“”PPPP20%PP50%ABSHIPSPCPP0.91g/cm3PP2500.63g/cm33/kgPPPP580PPPETPP2010500600PP12%20081700ktPPPPPP20091028“”20102012EPP2000078004.CO2PPPPPP2511.2005,813353~542.CO2200735(3)23~263.2000,10115~224.2002,30(6)54~57