Dye-Based Polarizing Plate For Infrared Wavelength Range
AssigneesNippon Kayaku Kabushiki Kaisha, Polatechno Co., Ltd.
InventorsNoriaki Mochizuki, Takahiro Higeta
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Abstract
The purpose of the present invention is to provide: a high-performance polarizing plate which functions for light in an infrared wavelength range; and a liquid-crystal display device or the like comprising the same. Provided is a polarizing plate for an infrared range, which is a stretched film containing a dye exhibiting absorption in an infrared range, the film exhibiting dichroism.
Claims13
A polarizing plate which is a stretched film comprising a dye exhibiting absorption in an infrared range and which is dichroic in an infrared range.
A method of using a dye exhibiting absorption in an infrared range for a polarizing plate, the method comprising incorporating the dye in a film and stretching the film to develop dichroic properties.
Dependencies are inferred from the claim text.