Photosensitive acrylate composition and waveguide device
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United States of America Patent
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Feb 5, 2008
Grant Date -
Oct 12, 2006
app pub date -
Jun 2, 2006
filing date -
Feb 1, 2001
priority date (Note) -
Expired
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Abstract
A photosensitive composition suitable for practical waveguide devices is provided. The photosensitive composition comprises at least one multifunctional acrylate prepared from a fluorinated multifunctional alcohol and at least one photoinitiator. The said composition has high photo contrast, high curing speed, controllable refractive index, low curing shrinkage, high thermo-optic coefficient, low volatility and high viscosity. A waveguide device is formed by patterning the photosensitive composition.
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