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Controlled Preparation of Functional Hyperbranched Polymers and Their Applications in Bioscience  
Controlled Preparation of Functional Hyperbranched Polymers and Their Applications in Bioscience
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資料大?。?/td> 136K
所屬學(xué)科： 分子表征
來(lái)源： 2009先進(jìn)纖維與聚合物材料國(guó)際學(xué)術(shù)會(huì)議（ICAFPM，10.21-10.24，上海）
簡(jiǎn)介：
Benefitingfromtheirhighlybranchedarchitecture,hyperbranchedpolymershaveattractedmuchattentioninrecentyears.Here,severaldifferentapproaches,suchasA2+BB2’polycondensation,ring-openingpolymerization,proton-transferpolymerizationandhybridpolymerization,havebeenusedtopreparefunctionalhyperbranchedpolymers.Thearchitecturesandpropertiesofhyperbranchedpolymerscanbesuccessfullycontrolledbychangingvariousexperimentalparameters,includingthereactiontemperature,themixingsolventandthecatalystconcentration.Thesupramolecularinteractionhasalsobeenintroducedtocontrolthearchitectureofpolymerchains.Importantly,somenovelstimuli-responsivepolymers,suchasthethermo-,pH-,orthermo/pH/dual-responsivehyperbranchedpolymers,aresynthesized.Finally,theapplicationofthesefunctionalhyperbranchedpolymersinbioscience,especiallyforthegenetransfectionanddrugdelivery,hasbeenbrieflydiscussed.Thestructureoffunctionalhyperbranchedpolymersisdesignedtobemultifunctionalbyequippingwithbiodegradability,nontoxicity,stimuli-responsiveability,highlybranchedcompactarchitecture,andabundantfunctionalend-groups,whichmakesthefunctionalhyperbranchedpolymersaspromisingcarriersindrugdeliveryandgenetransfection.
作者： ZHU Xinyuan
上傳時(shí)間： 2010-04-15 14:38:34
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