Patterned color and fluorescent images with polydiacetylene supramolecules embedded in poly (vinyl alcohol) films

Jong Man Kim*, Young Bok Lee, Sang Kyun Chae, Dang June Ahn

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    84 Citations (Scopus)

    Abstract

    Poly(vinyl alcohol) (PVA) films embedded with functional polydiacetylene (PDA) are efficiently prepared for color and fluorescence imaging. Intensely blue films are obtained by mixing and drying solutions containing PDA vesicles and PVA. A blue-to-red color transition is observed upon heating the polymer films. In addition, selective UV irradiation (through a photomask) of PVA films containing diacetylene monomer results in the generation of micropatterned color (without heating) and both color and fluorescent images (after heating the films at 120°C for 10 s). Patterned two-color (blue and red) images in the polymer film are readily obtained by a sequential process of photomasked irradiation, heating, and unmasked irradiation.

    Original languageEnglish
    Pages (from-to)2103-2109
    Number of pages7
    JournalAdvanced Functional Materials
    Volume16
    Issue number16
    DOIs
    Publication statusPublished - 2006 Oct 20

    ASJC Scopus subject areas

    • General Chemistry
    • General Materials Science
    • Condensed Matter Physics

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