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Data · collection · 2016

Liquid crystalline dendrimers based on cinnamates and coumarins

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New poly(propylene imine) (PPI) dendrimers modified at the periphery with mesomorphic 4-cyanobiphenyl units and cinnamate- or coumarin-based photoactive moieties were synthesised and structurally characterised.

Description

The photoactive moieties were structurally designed to be liquid crystalline compatible and to reduce the tendency towards crystallisation of the final material. Thermal and liquid crystal properties were studied by POM, DSC, TGA and XRD.

The results show that all dendrimers displayed a smectic A mesophase. Dendrimers with high transparency in the visible region but with different absorption spectra were obtained, rendering materials that are easy to monitor in light-irradiation experiments.

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Provenance · 1 source records, 10 field assertions
SourceKeyLast seenRaw
DataCite10.6084/m9.figshare.c.3253486.v113 d agoJSON v1
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