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(2009) Gobius du Sart, G.
Block copolymers spontaneously assemble into nanoscale structures (10-9 m), which makes them suitable for applications in nanotechnology. The more complex the self-assembly, the greater the number of possible applications.
In this research, the phase behaviour of triblock copolymers (three blocks) and their supramolecular complexes with the amphiphile pentadecylphenol was addressed. Both the triblock copolymers as well as the complexes form very well ordered structures indeed.
Due to the fact that the amphiphile is attached to the triblock copolymer through hydrogen bonds, it is easily washed away after structure formation, thus creating a porous structure.
A 3D network structure was found for the first time for this type of block copolymer complexes. The networks were subsequently rendered porous by washing the material with ethanol. Such nanoporous networks stretch through the entire material by definition, a property which is very important for the possible applications. It can be used as a membrane material, but also the possibility to make nanoactuators out of it will be tested soon.
Gebruik a.u.b. deze link om te verwijzen naar dit
document:
http://irs.ub.rug.nl/ppn/317892029 |
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