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1、66第40卷，第5期工程塑料應(yīng)用VoI．40．No52012年5月ENGINEERINGPLASTICSAPPLICATIONMay2012doi：10．3969／j．issn．1001-3539．2012．05．016母料配方對(duì)PE．HD／E．TMB共混物結(jié)晶行為的影響樊衛(wèi)華，郭凱，劉玉坤，白娟，陳金周。王經(jīng)武(1．鄭州大學(xué)護(hù)理學(xué)院，鄭州450052；2．鄭州大學(xué)材料科學(xué)與工程學(xué)院，鄭州450052)摘要：用增韌母料(E．TMB)分別與高密度聚乙烯(PE．HD)2200J(HE1)、5000S(HE2)熱機(jī)械共混制得HE1／E
2、·TMB和HE2／E—TMB共混物，研究了E．TMB中彈性體配比(M／N)、基體樹(shù)脂和彈性體配比(H／E)對(duì)共混物結(jié)晶行為的影響，并將其和簡(jiǎn)單共混對(duì)照樣對(duì)比。結(jié)果表明，與純PE．HD和簡(jiǎn)單共混物對(duì)照樣相比，HE1／E．TMB和HE2／E。TMB的結(jié)晶起始溫度升高，且隨M／N比值的減小而增大，隨H／E比值的減小而減??；HE1／E．TMB的結(jié)晶焓減小而成核速率和結(jié)晶速度增大，HE2／E．TMB的結(jié)晶焓增大而成核速率和結(jié)晶速度減小，HE2／E．TMB的成核速率隨M／N比值的減小而減小。關(guān)鍵詞：高密度聚乙烯；增韌母料；結(jié)晶行為中圖分類(lèi)號(hào)
3、：TQ325．1，TQ325．2文獻(xiàn)標(biāo)識(shí)碼：A文章編號(hào)：1001．3539(2012)05．0066．05EffectoftheMasterBatchFormulaontheCrystallineBehaviorOfPE．HD／E．TMBBlendsFanWeihua，GuoKai，LiuYuku，BaiJuan，ChenJinzhou，WlangJingwu(1．TheNurseingColegeofZhengzhouUniversity，Zhengzhou450052，China：2．CollegeofMaterialSci
4、enceandEngineering，ZhengzhouUniversity，Zhengzhou450052，China)Abstract：HE1／E—TMBandHE2／E—TMBblendswerepreparedbythethermalmechanicalblendingoftougheningmasterbatch(E—TMB)with2200JPE．HD(HE1)and5000SPE—HD(HE2)，andtheeffectsofelastomerratio(M／N)andtheratioofmatrixresinto
5、elastomer(H／E)inE～TMBonthecrystallinebehaviorofPE—HD／E—TMBwereinvestigated．a(chǎn)ndwhichwerecontrasttoPE．HD／elastomerblends．TheresultsshowedtbatthejnitialcrystallizationtemperatureofHE1／E．TMBandHE2／E—TMBblendswasallhigherthanthatofthepurePE．HDandPE．HD／elastomer．a(chǎn)ndgradual
6、lyincreasedwiththeratioofMtoNdecreasinganddecreasedwiththeratioofHtoEdecreasing．TheenthalpychangeofcrystallizationofHE1／E—TMBwassmallerthanthatofHE1andHE1／E—TMB．ThenuclearationrateandthecrystallizationrateofHE1／E—TMB(M／N)blendswasal1higherthanthatofthepureHE1andHE1／e
7、lastomer(M／N)．TheenthalpychangeofcrystallizationofHE2／E—TMBwashigherthanthatofthepureHE2andHE2／elastomer，buttheirnuclearationrateandcrystallizationratewascontrary．ThenuclearationrateofHE2／E．TMBgraduallydecreasedwiththeratioofMtoNdecreasing．Keywards：highdensitypolyeth
8、ylene；tougheningmasterbatch；crystallinebehavior將高密度聚乙烯(PE．HD)增韌改性為工程塑塑料料使用是高分子材料研究的一個(gè)重要課題。傳統(tǒng)的筆者研究了E．TMB中乙丙彈性體(M)與丁苯研究方法大體分為彈性體增韌和剛性
