Supramolecular Polymers Constructed from Macrocycle-Based

Supramolecular Polymers Constructed from Macrocycle-Based

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時(shí)間：2019-08-06

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1、Articlepubs.acs.org/accountsSupramolecularPolymersConstructedfromMacrocycle-BasedHost?GuestMolecularRecognitionMotifsShengyiDong,BoZheng,FengWang,andFeiheHuang*StateKeyLaboratoryofChemicalEngineering,DepartmentofChemistry,ZhejiangUniversity,Hangzhou310027,P.R.ChinaCON

2、SPECTUS:Supramolecularpolymers,fabricatedviathecombinationofsupramolecularchemistryandpolymerscience,arepolymericarraysofrepeatingunitsheldtogetherbyreversible,relativelyweaknoncovalentinteractions.Theintroductionofnoncovalentinteractions,suchashydrogenbonding,aromati

3、cstackinginteractions,metalcoordination,andhost?guestinteractions,endowssupramolecularpolymerswithuniquestimuliresponsivenessandself-adjustingabilities.Asaresult,diversemonomerstructureshavebeendesignedandsynthesizedtoconstructvarioustypesofsupramolecularpolymers.Bych

4、angingthenoncovalentinteractiontypes,numbers,orchemicalstructuresoffunctionalgroupsinthesemonomers,supramolecularpolymericmaterialscanbepreparedwithtailoredchemicalandphysicalproperties.Inrecentyears,theinterestinsupramolecularpolymershasbeenextendedfromthepreparation

5、ofintriguingtopologicalstructurestothediscoveriesofpotentialapplicationsasfunctionalmaterials.Comparedwithtraditionalpolymers,supramolecularpolymersshowsomeadvantagesinthefabricationofreversibleorresponsivematerials.Thedevelopmentofsupramolecularpolymersalsoo?ersaplat

6、formtoconstructcomplexandsophisticatedmaterialswithabottom-upapproach.Macrocylichosts,includingcrownethers,cyclodextrins,calixarenes,cucurbiturils,andpillararenes,arethemostcommonlyusedbuildingblocksinthefabricationofhost?guestinteraction-basedsupramolecularpolymers.W

7、iththeintroductionofcomplementaryguestmolecules,macrocylichostsdemonstrateselectiveandstimuli-responsivehost?guestcomplexationbehaviors.Byelaboratemoleculardesign,theresultantsupramolecularpolymerscanexhibitdiversestructuresbasedontheself-selectivityofhost?guestintera

8、ctions.Theintroductionofreversiblehost?guestinteractionscanfurtherendowthesesupramolecularpolymerswithinterestingandfascinat

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