气囊丝专用尼龙66树脂生产工艺探讨

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(5):47CHINASYNTHETICFIBERINDUSTRY:2009202210;:2009208207:(1970),,6666(,467000):50%66,66:,,,,66,1.414,,66,8.16cN/dtex,::TQ323.6:B:100120041(2009)052004720216kt/a66,,66,,66,,,,,6611.166:50%,;H1:;H2:;R10:1.26650%66,H1,H2,R10,66166166Fig.1Flowchartofnylon66resinproduction22.1,3H1,H2,R10,H1,H266N,NH,R1066,66,66,,,;H15min,H2R10,,,66,,,R102.266,,25%,1015,,,,2.366,,:(1),©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(2),,663.82.411,12,13,336HRT210470f140(446HRT10470f140);12,(SM)(PHP),,,1.414,80%,;8.16cN/dtex,,,;,(0.18cN/dtex),,661Tab.1ComparisonofproductqualitySMPHP/dtex475466484475.0476/N39.637.441.838.838.8/(cNdtex-1)8.347.888.808.168.15,%22.019.224.821.521.8,%5.64.76.55.55.4/cm4.81.87.84.54.4,%0.90.51.30.91.0266Tab.2Comparisonofaveragerelativemolecularmassofnylon66resinSMPHP2514126931185822056126272281532627228153z3431336204Zt+142315442271.4141.3693a.50%66,H1,H2R10,,,,66,b.66,1.414,8.15cN/dtex,1,,.[M].:,1990.1882192,.[M].:,2006.20303,,.[M].:,1994.2202404,,.[M].:,2000.961025,,.PA66[J].,2007,23(10):3132,48Productionprocessofnylon66resinspeciallyforairbagyarnXiaoXinbin,ZhaoLina,WuShipeng(ShenmaEngineeringPlasticsCo.,Ltd.,Pingdingshan467000)Abstract:Nylon66resinspeciallyforairbagyarnwaspreparedfromthesolutioncontaining50%nylon66saltasrawmaterialonacontinuouspolymerizationplantandspunintofibers.Theresultsshowedthattheobtainednylon66resinexhibitednarrowrelativemolecularmassdistribution,dispersioncoefficient1.414,lowchromaticvalueanduniformandstablequalitywhilese2lectingproperstabilizer,prolongingreactiontime,decreasingthermaloilsystemtemperatureandincreasingthenitrogenflowrateofpre2andpost2polymerizationreactors.Theobtainednylon66resinhadfavorablespinnabilityandthefiberthereofhadthebreakingstrengthof8.16cN/dtexandtheelongationatbreakanddryhotshrinkageequaltothevaluesofthesamesortsoftheimportedones.Keywords:polyhexamethyleneadipamide;safetyairbag;continuouspolymerization;airbagyarn;spinnability84200932