PHOTOREFRACTIVE COMPOSITION RESPONSIVE TO MULTIPLE LASER WAVELENGTHS ACROSS THE VISIBLE LIGHT SPECTRUM
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United States of America Patent
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Issued Date -
May 23, 2013
app pub date -
Aug 5, 2010
filing date -
Aug 5, 2010
priority date (Note) -
Abandoned
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Abstract
Described herein are compositions that are photorefractive upon irradiation by multiple laser wavelengths across the visible light spectrum. Embodiments of the photorefractive composition comprise a polymer, a chromophore, and a sensitizer, wherein the polymer comprises a repeating unit including at least a moiety selected from the group consisting of the formulae (Ia), (Ib) and (Ic), as defined herein. The photorefractive composition can be used in optical devices.
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