发明名称 |
Crosslinking aromatic diamines for polyimide optical alignment layers |
摘要 |
The invention provides novel crosslinking aromatic diamines useful in preparing polyamic acids and polyimides for optical alignment layers. The novel compositions comprise crosslinking diamines containing a C3-C20 linear or branched hydrocarbon chains containing 1 to 4 carbon-carbon double bonds.
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申请公布号 |
US6313348(B1) |
申请公布日期 |
2001.11.06 |
申请号 |
US20000618193 |
申请日期 |
2000.07.18 |
申请人 |
GIBBONS WAYNE M.;SHANNON PAUL JOSEPH;ZHENG HANXING |
发明人 |
GIBBONS WAYNE M.;SHANNON PAUL JOSEPH;ZHENG HANXING |
分类号 |
C08G73/10;G02F1/1337;(IPC1-7):C07C211/50 |
主分类号 |
C08G73/10 |
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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