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PE树脂强韧化研究.pdf62页
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StudyStrengtheningToughening
Accordingstrengtheningtougheningtheory
ofLLDPE7042
discussedinthis
relationbetween
toughening
systematically
paper．The
andstructureofmodified
properties
compositesmodifying
studied，and
compoundsgoodtoughnessstrenlgth
Based polymer
theory,ametallocene
blendingmodifying
polyethylene mPE with
polymolecularity,hightoughness
influenceofthevarietiesand ofroPEonmechanical
resin，and
strengthen
of7042isstudied．TheresultsshowthatmPEl520andmPE2520areallusefulin
properties
atbreakofthe7042／mPEdecreased
strengtheningefficiently．Theelongation
ratio．Influencedthevarietiesof
propercomponent
mPE，theoftheblends
whenthecontentofmPEl520
anddecreaseswhen
thecontentof
inreases．
Theinfluenceofthevarietiesand
dosagepolyo
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