s The synthesis process of a biomimetic membrane directed by macromolecule(CTAB) assemblies was researched by using hydrolysis reaction of tetraethylorthosilicate. Influences of CTAB assembly configuration,pH values,i...s The synthesis process of a biomimetic membrane directed by macromolecule(CTAB) assemblies was researched by using hydrolysis reaction of tetraethylorthosilicate. Influences of CTAB assembly configuration,pH values,initial concentrations of CTAB were investigated on the biomimetic membrane through characterizing techniques such as SEM and TEM.Integral and resilient freestanding membranes were synthesized under the optimized biomimetic operation conditions. These research results are essential to synthesise of high performance separation membranes through biomimetic methods.展开更多
A new method to prepare functional polymeric materials was introduced.The materials were manufactured by using supramolecular blocks other than monomers.The supramolecular block,which is an assembly of many same kinds...A new method to prepare functional polymeric materials was introduced.The materials were manufactured by using supramolecular blocks other than monomers.The supramolecular block,which is an assembly of many same kinds of molecules or different kinds of molecules and particles,can show unique properties different from its original molecule or particle.As an example,a supramolecular luminescent block was prepared by assembly of organic luminescent molecules of (4-methacryloyloxy)trans-stilbenyltrimethylammonium bromide (MSTAB) with semiconductor nanoparticles of CdSe.CdSe nanoparticle is as a core and MSTAB as shell.The block showed a very high increase in photoluminescence intensity of CdSe nanoparticles.A composite material with unique optical properties and good compatibility of two different kinds of phases was obtained by “polymerization" of the blocks.展开更多
文摘s The synthesis process of a biomimetic membrane directed by macromolecule(CTAB) assemblies was researched by using hydrolysis reaction of tetraethylorthosilicate. Influences of CTAB assembly configuration,pH values,initial concentrations of CTAB were investigated on the biomimetic membrane through characterizing techniques such as SEM and TEM.Integral and resilient freestanding membranes were synthesized under the optimized biomimetic operation conditions. These research results are essential to synthesise of high performance separation membranes through biomimetic methods.
文摘A new method to prepare functional polymeric materials was introduced.The materials were manufactured by using supramolecular blocks other than monomers.The supramolecular block,which is an assembly of many same kinds of molecules or different kinds of molecules and particles,can show unique properties different from its original molecule or particle.As an example,a supramolecular luminescent block was prepared by assembly of organic luminescent molecules of (4-methacryloyloxy)trans-stilbenyltrimethylammonium bromide (MSTAB) with semiconductor nanoparticles of CdSe.CdSe nanoparticle is as a core and MSTAB as shell.The block showed a very high increase in photoluminescence intensity of CdSe nanoparticles.A composite material with unique optical properties and good compatibility of two different kinds of phases was obtained by “polymerization" of the blocks.
