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1、第41卷,第11期工程塑料應(yīng)用Vol.41,No.11252013年11月ENGINEERINGPLASTICSAPPLICATIONNov.2013doi:10.3969/j.issn.1001-3539.2013.11.005高耐熱阻燃ABS材料制備及性能研究1,23221汪爐林,焦蒨,王林,鄭一泉,麥堪成(1.中山大學(xué)高分子化學(xué)與物理國家重點學(xué)科實驗室,廣州510275;2.金發(fā)科技股份有限公司塑料改性與加工國家工程實驗室,廣州510663;3.英國帝國理工學(xué)院材料科學(xué)與工程系,英國倫敦SW72AZ)摘要:以
2、丙烯腈–丁二烯–苯乙烯塑料(ABS)為基體,以苯乙烯–N–苯基馬來酰亞胺–馬來酸酐三元共聚物(AS–MS–NB)為耐熱劑,在雙螺桿擠出機(jī)中,于240~270℃制備出不同耐熱劑含量的高耐熱ABS母粒。以此母粒和十溴二苯乙烷(DBDPE)阻燃體系共混,于180~210℃通過雙螺桿擠出機(jī)制備出高耐熱阻燃ABS。結(jié)果表明,通過這種兩步法制備的高耐熱阻燃ABS材料兼具高耐熱和阻燃特性,并且耐熱劑含量和其制備的阻燃ABS材料的耐熱性具有正相關(guān)性。同時加入DBDPE未使高耐熱阻燃ABS的熱變形溫度明顯降低,彎曲強(qiáng)度、拉伸強(qiáng)度及沖
3、擊強(qiáng)度稍有下降,而流動性明顯改善,高耐熱阻燃ABS可廣泛應(yīng)用于電機(jī)、吹風(fēng)機(jī)、電源盒、微波爐、電飯煲、插排等領(lǐng)域。關(guān)鍵詞:耐熱;阻燃;母粒;流動性;丙烯腈–丁二烯–苯乙烯塑料中圖分類號:TQ325文獻(xiàn)標(biāo)識碼:A文章編號:1001-3539(2013)11-0025-06PreparationandPropertiesofHighHeatResistantandFlameRetardantABS1,23221WangLulin,JiaoQian,WangLin,ZhengYiquan,MaiKancheng(1.Nat
4、ionalKeyDisciplineLaboratoryofPolymerChemistryandPhysics,SunYat-senUniversity,Guangzhou510275,China;2.NationalEngineeringLaboratoryforPlasticModi?cationandProcessing,KingfaScienceandTechnologyCo.Ltd.,Guangzhou510663,China;3.MaterialScienceandEngineering,Imperi
5、alCollegeLondon,LondonSW72AZ,UK)Abstract:Withacrylonitrile-butadiene-styrene(ABS)assubstrateresins,byaddingstyrene-N-phenylmaleimide-maleicanhydrideterpolymer(AS–MS–NB)asheatretardancy,highheatresistantABSmasterbatchwaspreparedwithdifferentcontentofheatretarda
6、ncyat240–270℃inatwin-screwextruder.Meanwhile,byadding1,2-bis(pentabromophenyl)ethane(DBDPE)tothemasterbatch,highheatresistantand?ameretardantABSwasfabricatedbytwin-screwextruderat180–210℃.Theresultsshowthat,thefabricatedhighheatresistantand?ameretardantABSmate
7、rialbothfeatureshighheatresistanceand?ameretardancy,atthesametime,theheatresistanceanditscontenthaveapositivecorrelationbythistwo-stepmethod.Meanwhile,withtheDBDPE,themasterbatchheatdistortiontemperaturedoesnotdecreaseremarkably,bendingstrength,tensilestrength
8、andimpactstrengthdecreaseslightly,but?uidityimprovesobviously.Thefabricatedhighheatresistantand?ameretardantABScanbewidelyappliedtothemotor,blower,powerbox,microwaveovens,ricecooke