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Biodegradable Polymers with Specific Metal Binding Sites Based on Bipyridine‐Containing Poly(lactid acid) and Poly(ε‐caprolactone): Towards High‐Molecular Weight Polyesters
Authors:Ulrich S Schubert  Georg Hochwimmer
Abstract:Mono‐ and difunctionalized 6,6′‐dimethyl‐2,2′‐bipyridines were introduced into polyesters in order to design polymer architectures with specific metal binding units. The polymerizations were carried out using aluminium‐alkoxide derivatives prepared by a reaction between triethylaluminium and the corresponding hydroxymethyl‐functionalized bipyridine derivatives. Polymers with narrow molecular weight distribution were obtained. The incorporation of the metal binding unit could be proven by UV/VIS‐spectroscopy and NMR‐spectroscopy.
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