主客体作用构筑基于柱芳烃的荧光交联网状超分子聚合物化学工程与技术专业论文.docxVIP

主客体作用构筑基于柱芳烃的荧光交联网状超分子聚合物P 主客体作用构筑基于柱芳烃的荧光交联网状超分子聚合物 P i llararene·-based fluorescent cross--linked supramolecular polymer constructed by host—guest interactions Abstract Supramolecular polymer is a new kind o f smart material and has been a hot research topic these years．It is the aggregate of monomers assembled by non-covalent interactions， and has the advantages of both supramolecular and polymers．Due to the reversibility of non-covalent，the polymerization and its inverse process Can be observed easily，which can give the supramolecular polymers excellent mechanical properties，recyclability，self-healing and responsibility to stimuli that the conventional polymers do not have．The main research about host—guea interactions focuses on the recognition and assembly of the macrocyclic host and guest molecular，and because of its unique advantages，the host-guest interactions have been one of the most important methods to construct supramolecular polymers．As a new generation of macrocyclic host，pillararene possesses a wide range of excellent properties that other macrocyclic hosts like crown ether，calixarene do not have and become one of the hot research topics in recent years．According to the topology，in the area of the pillararene·based supramo lecular polymers constructed by host—guest interactions，there are many reports about linear supramolecular polymers，in constast，the study about cross—linked supramolecular polymers is not sufficient，especially the cross-linked supramolecular polymers that have fluorescence．Therefore，we designed the pillararene—based fluorescent cross—linked supramolecular polymer constructed by host-gueSt interactions，and the specific results are as followed： 1．Build the cross—linked supramolecular polymers which have stimuli responsive properties by host-guea interactions． We designed and synthesized a novel self-complementary AABB—type heteromultitopic monomer(APOPV)．It is composed of the rigid oligo(p-phenylenevinylene)(OPV)dye as a bridge，two