发明授权
EP0505448B1 LIGHT MODULATING MATERIAL COMPRISING POLYMER DISPERSED LIQUID CRYSTALS 失效
材料用于光调制的含液体晶体POLYMERDISPERSIERTE

LIGHT MODULATING MATERIAL COMPRISING POLYMER DISPERSED LIQUID CRYSTALS
摘要:
A light modulating material is disclosed, comprising a solid, light transmissive, polymeric matrix having dispersed within said matrix droplets of a liquid crystalline composition, wherein said composition is a mixture of at least 2 compounds, at least one of said compounds having general formula (I), where n is 1 or 2, the fluorine substituent(s) may be in any of the available substitution positions and R1 is C¿1-12? alkynyl, hydrogen, R, RO or RCO where R is alkyl or perfluoroalkyl and at least one other of said compounds having general formula (II), where m is 0 or 1 and R?2¿ is hydrogen or C¿1-12? alkyl or alkoxy.
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