年10月高分子学报(7)

年10月高分子学报

INFLUENCEOFCHEMICALSTRUCTUREANDPOLYMERIZAIONCONDITIONS

ONCHIROPTICALPROPERTIESOFBULKYVINYLPOLYMERS

CAOHongqing,LIUAnhua,YUZhenning,ZHANGJie,WANXinhua,CHENXiaofang,ZHOUQifeng

(BeijingNationalLaboratoryforMolecularSciences,KeyLaboratoryofPolymerChemistryandPhysicsof

MinistryofEducation,CollegeofChemistryandMolecularEngineering,PekingUniversity,Beijing　100871)

Abstract　Threechiralbulkyvinylmonomers,(+)24,4″2bis[(S)222methylbutoxy]22′2vinyl2para2terphenyl(p2BMVT),(+)23,3″2bis[(S)222methylbutoxy]22′2vinyl2para2terphenyl(m2BMVT)and(+)22,2″2bis[(S)222methylbutoxy]22′2vinyl2para2terphenyl(o2BMVT)weresynthesized.Thelatertwoweremolecules.Thedependenceofpolymerizabilitiesofmonomersonthechemicalstructuresthepropertiesofpolymersonthechemicalstructuresandreactionconditionsandm2BMVTwerereadilypolymerizedbyradicalmechanismtoMovingthechiralalkoxygroupsonterphenylbyjustadistanceofofopticalrotation.o2BMVTwasobtainedwithquitelow’tUsingpolararomaticsolventandapolaraliphatics,temperature,andreducingmonomerconcentrationfavoredtheformationofpolymerswithrotation.

Keywords　para2Terphenyl,Helicalstructure,Chirality,Chiropticalproperty,Freeradicalpolymerization,Reactivity,Vinylpolymer