80电影天堂网,少妇高潮一区二区三区99,jαpαnesehd熟女熟妇伦,无码人妻精品一区二区蜜桃网站

搜索:  
Multi-scale Linear Low-nsity Polyethylene/talc Composites  
Multi-scale Linear Low-nsity Polyethylene/talc Composites
資料類型: PDF文件
關(guān)鍵詞: Multi-scale  Linear  low-density  polyethylene  Composites  
資料大?。?/td> 68K
所屬學(xué)科: 分子表征
來源: 第六屆亞歐研討會(huì)上處理和性能增強(qiáng)聚合物會(huì)議文集(2013.6.2-6 武漢)
簡介:
Maleic-anhydridegraftedlinearlow-densitypolyethylenecopolymers(LLDPE-g-MAH)withhighgraftingdegreeandlowgelcontentweresynthesizedbylowermolecularweightlinearlow-densitypolyethylene(LLDPE)andsolid-phasegraftingtechnology.Then,LLDPE-g-MAHwasusedasacompatibilizertoprepareLLDPE/talccomposites.ThecompatibilizationofLLDPE-g-MAHenhancestheexfoliationanddispersionoftalcinLLDPEmatrix,andimprovestheinterfacialadhesionbetweentalclayersandLLDPE.TheadditionofLLDPE-g-MAHandtalcdoesnotchangethecrystalstructureofLLDPE,buttheirheterogeneousnucleationincreasesthecrystalsize,meltingpoint(Tm)andcrystallizationtemperature(Tc)ofLLDPEincomposites.Astheloadingcontentoftalcisupt030%,TmandTcofLLDPEincompositesdecreasesubsequently.SincetalclayersandthegelsinLLDPE-g-MAHhavetheprohibitiontothediffusionofcompositemelts,degreeofcrystallinityandcrystallizationrateofLLDPEincompositesdecreaseobviously.Additionally,theuniformly-dispersedtalclayershavethereinforcementtoLLDPEmatrix,leadingtotheincreasingintensilestrengthofthecomposite.Andimpactstrengthofthecompositewith2.5wt%ofLLDPE-g-MAHand20wt%oftalcincreasesby36%from17.7kj/rr120fLLDPE.Itisbecausethedispersionoftalcismulti-scalefromnanotomicrosize.Thelayer-by-layerstructureoftalccanbeexfoliated,leadingtoabsorbthefractureenergyandtoughentheLLDPEmatrix.
作者: L.P.Huang
上傳時(shí)間: 2013-07-04 16:34:17
下載次數(shù): 1
消耗積分: 2  
立即下載:
1人
1人
1人
友情提示:下載后對該資源進(jìn)行評論,即可獎(jiǎng)勵(lì)2分。
報(bào)告錯(cuò)誤:  1.下載無效  2. 資料明顯無價(jià)值  3. 資料重復(fù)存在

相關(guān)評論 共有0人發(fā)表評論 更多評論
你還沒有登錄,無法發(fā)表評論,請首先 登錄 注冊
免責(zé)聲明:本站部分資源由網(wǎng)友推薦,來自互聯(lián)網(wǎng),版權(quán)屬于原版權(quán)人,如果不慎侵犯到您的權(quán)利,敬請告知,我們會(huì)在第一時(shí)間撤除。本站中各網(wǎng)友的評論只代表其個(gè)人觀點(diǎn),不代表本站同意其觀點(diǎn)。