Effect of initial spherulite size of polypropylene on mechanical properties of materials molded by pressure-induced-flow processing，ICAFPM 2011先进纤维与聚合物材料国际学术会议（2011.8.15~17，上海）-中国聚合物网,论文下载

Effect of initial spherulite size of polypropylene on mechanical properties of materials molded by pressure-induced-flow processing

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pressure-induced flow spherlite size nucleating agent mechanical
properties

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分子表征

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ICAFPM 2011先进纤维与聚合物材料国际学术会议（2011.8.15~17，上海）

简介：

Inthispaper,westudiedtheeffectofinitialspherulitesizeofpolypropylene(PP)onmechanicalproperties,whichweremoldedbypressure-induced-flow(PIF)processing.AlteringthespherulitesizeofPPbyaddingvariouscontentsofTalc(nano-scaled).Itisindicatedbyobservationofpolarizingopticalmicroscope(POM)thatthespherulitesizeofPPchangesfrom58μm(forpurePP)toabout30μm,24μm,20μm(forPPwith0.1,1,5wt.%ofnucleatingagent).TheimpactandtensilestrengthofPPweresignificantlyimprovedafterthePIF-processing,andPPwith0.1wt.%ofnucleatingagentpresentsthebestmechanicalproperties.DatasshowthatsampleswithdifferentcontentsofnucleatingagenthavesomeeffectsinmechanicalpropertiesbutunconspicuousforbothunprocessedandPIF-processingsamples.

作者：

ZHANG Juanjuan, ZHANG Sen, MA Yu, ZHU Shu, YU Muhuo, HAN Keqing

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2011-10-21 14:36:30

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