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1、 3042009M8 S/v(1S)Journalof Qingdao University of Science and Technology(Natural Science Edition) Vol.30No. 4Aug.2009 cI|:1672-6987(2009)04-0345-04r/DC6E?!,f +* ,(S/vLi,266042)K 1: 通过挤出注塑的方法制备了尼龙6(PA6)/蒙脱土插层复合材料,并考察了材料的阻燃性能和力学性能b结果表明,红磷加入PA6/OMMT 复合材料后,无熔滴现象并且阻燃级别达到FH-1;当有机蒙脱土用量为质量分数5% 7%时,该复合材料的综合性
2、能较好b1oM: 蒙脱土; 尼龙6; 燃烧性能ms|: TQ 323.6 DSM: AFlameRetardancyandMechanicalPropertiesofPA6/MontmorilloniteCompositesGUHu-imin, ZHANGJun, HUANGLin-lin(Key Laboratory of Rubber-Plastics, Ministry of Education, QingdaoUniversity of Science and Technology, Qingdao 266042,China)Abstract: Montmorillonite/Nylo
3、n6 composites were prepared by extrusion-injectionmodeling method. Flame retardancy of the composites were characterized by thermalgravity analysis, limited oxygen index, and UL94 plastic combustion testing, whiletheir mechanicalproperties were studied by impact testing. The resultsshowed that thePA
4、6/OMMT composites with addition ofredphosphoruscan passthe UL94 testandex-hibit thebest property combinationswhen the massfraction ofOMMT isbetween5%7%.Keywords: montmorillonite; Nylon6; combustion propertyl:2007-11-26Te:!(1982 ),o,V3. *Y.M,/rTBr?1-2bFrE?v4,wLnm1am2bm1 FsMMTOMMTTGwLFig.1 TG curves o
5、f materials withdifferentamounts of MMT and OMMTVm1A,Fs3%, 5%,10%,20%MMT3%, 5%OMMTHsSBPA6Mv,(340 350 ebOMMTc10%H,s320 e ,F20%OMMTs280 eb0rW,b2.2 ?2.2. 1 KV11(LOI)bV1 1LOITable 1 LOI resultsof composite materials of different compositesLOICBPA6 20.4PA6/MMT3 19.2PA6/MMT5 19.5PA6/MMT10 19.3PA6/MMT20 19
6、.1PA6/OMMT3 19.1PA6/OMMT5 18.5PA6/OMMT10 18.2PA6/OMMT20 17.9PA6/P 21.2PA6/OMMT5/P 19.1PA6/MMT5/P 19.3VV1s,BPA6LOI20.4,FNa-MMTLOIhl,(CbFOMMTV(C,F9FLOI/bBPA6F,4LOI,CbPA6FOMMTlBPA6v&,V7|4bFOMMTVC,H,$+,f+,.A(&Y-d)/r,J., 2005,28(2);90-93.3 f+,1.E/M.:,2005:366-422.4 Hmadi S J, Huang Y D, LiW. Propertiesandfutureappl-ications of polymer-layered silicate nanocompositesJ.Jour-nal of Materials Science,2004,39(6):1919-1925.348
