| 发明名称 |
COMPOSITIONS AND METHOD FOR DETECTING ELECTROMAGNETIC RADIATION |
| 摘要 |
<p>1309558 Liquid crystal WESTINGHOUSE ELECTRIC CORP 27 Feb 1970 [30 April 1969] 9535/70 Heading C2U [Also in Divisions C4 Gl H4 and H5] Cholesteryl p-(phenylazo)phenyl carbonate is prepared by reacting cholesteryl chloroformate with p-(phenylazo)phenol in benzene and pyri. dine. It is said to be a liquid crystal.</p> |
| 申请公布号 |
CA918904(A) |
申请公布日期 |
1973.01.16 |
| 申请号 |
CA19700076752 |
申请日期 |
1970.03.09 |
| 申请人 |
WEC |
发明人 |
GOLDBERG N N;FERGASON J L |
| 分类号 |
C09K19/36;C09K19/60;G01J1/48;G02F1/13;G02F1/133;G03C1/73 |
主分类号 |
C09K19/36 |
| 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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