Light-Responsive Azo-Containing Organogels

Document Type

Article

Publication Date

6-2017

Department

Polymers and High Performance Materials

Abstract

While azo compounds are widely employed as radical initiators, they have rarely been used as stimuli-responsive motifs in macromolecular constructs. In this study, an azo-based cross-linker was prepared and reacted with poly( vinyl alcohol) to afford a series of stimuli-responsive organogels. Irradiation of these materials with UV light causes de-cross-linking and triggers a solid-to-liquid phase transition. Model adhesives with de-bonding-on-demand capability based on this design were explored.

Publication Title

Soft Matter

Volume

13

Issue

22

First Page

4017

Last Page

4023

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