发明公开
EP0321982A2 Display medium 失效
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Display medium
摘要:
A color display medium is' constituted by a colored polymer layer having at least two display regions of different colors, typically three colors of blue, green and red, along the extension of the polymer layer. The display regions of different colors have respectively different wavelength regions of light absorption or respectively different temperatures of thermal transition between transparent and scattering states.
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