发明名称 |
Aromatic liquid-crystalline polyester and film thereof |
摘要 |
An aromatic liquid-crystalline polyester having a small dielectric loss in a wide frequency region is provided. An aromatic liquid-crystalline polyester is provided that can manufacture a film having a small volume expansion by heating. An aromatic liquid-crystalline polyester substantially comprising a repeating structural unit originating in 2-hydroxy-6-naphthoic acid 30 to 80 mol %, a repeating structural unit originating in aromatic diol 35 to 10 mol %, and a repeating structural unit originating in aromatic dicarboxylic acid 35 to 10 mol %.
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申请公布号 |
US2004152865(A1) |
申请公布日期 |
2004.08.05 |
申请号 |
US20030736635 |
申请日期 |
2003.12.17 |
申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
发明人 |
OKAMOTO SATOSHI;HOSODA TOMOYA;OHTOMO SHINJI |
分类号 |
C08G63/18;B32B7/12;B32B15/08;B32B27/36;C08G63/60;C09K19/38;(IPC1-7):C08G63/16 |
主分类号 |
C08G63/18 |
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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