LIGAND EFFECT OF CATALYTIC SYSTEM WCL6—Et2Al FOR RING OPENING METATHESIS POLYMERIZATION OF DICYCLOPENTADIENE-中国期刊网

摘要 LigandeffectofthecatalyticsystemWCl6-Et2AlClforringopeningmetathesispolymerization(ROMP)ofdicyclopentadiene(DCPD)wasinvestigated.Theexperimentalresultsshowthataddingstericallyhinderedphenol-2.6-di-tert-butylcresylol(DTBC)inthecatalyticsystemnotonlycanobviouslyincreasethemonomerconversionofpolymerizationbutalsoimprovethemechanicalproperties,suchasnotchedimpactstrength(NIS),tensilestrength(TS)ect.,ofthesynthesizedpolydicyclopentadiene(PDCPD),Asimilareffectcanbeobservedbyusingastericallyhinderdpolymericphenol-linearphenolformaldehyderesin(LPF)asaligand.

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LIGAND EFFECT OF CATALYTIC SYSTEM WCL6—Et2Al FOR RING OPENING METATHESIS POLYMERIZATION OF DICYCLOPENTADIENE

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LIGAND EFFECT OF CATALYTIC SYSTEM WCL6—Et2Al FOR RING OPENING METATHESIS POLYMERIZATION OF DICYCLOPENTADIENE

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