发明名称 |
Liquid-crystal display device |
摘要 |
A liquid-crystal display device having a twisted nematic liquid-crystalline material is provided with a layer of an optically anisotropic material to obtain a colourless display device which is rich in contrast. The optically anisotropic material is a synthetic resin composition comprising a polymer network having a helicoidal order manufactured from a curable liquid-crystalline composition having a chiral dopant.
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申请公布号 |
US5210630(A) |
申请公布日期 |
1993.05.11 |
申请号 |
US19920929848 |
申请日期 |
1992.08.13 |
申请人 |
U.S. PHILIPS CORPORATION |
发明人 |
HEYNDERICKX, INGRID E. J. R.;BROER, DIRK J.;HIKMET, RIFAT A. M. |
分类号 |
C09K19/38;C09K19/54;G02B1/08;G02B5/30;G02F1/13363 |
主分类号 |
C09K19/38 |
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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