发明名称 |
BIAXIAL FILM II |
摘要 |
The invention relates to an optically biaxial film comprising an anisotropic material with uniform helically twisted structure and a reflection wavelength below 400 nm, to methods and materials for its preparation, to its use as retardation or compensation film in optical devices like liquid crystal displays, and to compensators and liquid crystal displays comprising such a biaxial film. |
申请公布号 |
EP1789514(A1) |
申请公布日期 |
2007.05.30 |
申请号 |
EP20050762559 |
申请日期 |
2005.06.15 |
申请人 |
MERCK PATENT GMBH |
发明人 |
VERRALL, MARK;SLANEY, KIM;PARRI, OWAIN LLYR;HARDING, RICHARD;MARDEN, SHIRLEY ANN |
分类号 |
C09K19/00;C09K19/38;G02F1/13 |
主分类号 |
C09K19/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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