| 发明名称 |
OPTICAL FILM, RESIN MATERIAL FOR OPTICAL FILM, AND IMAGE DISPLAY DEVICE |
| 摘要 |
Disclosed is an optical film comprising a resin material containing a copolymer of 20 to 90% by weight of methyl methacrylate, 10 to 70% by weight of tert-butylcyclohexyl methacrylate represented by formula (I):;;and 0 to 20% by weight of a monomer other than methyl methacrylate and tert-butylcyclohexyl methacrylate, the optical film having been produced by drawing an undrawn film formed by melt-extruding the resin material by a factor of 1.4 to 6.0 in terms of area ratio. |
| 申请公布号 |
US2014309395(A1) |
申请公布日期 |
2014.10.16 |
| 申请号 |
US201214361890 |
申请日期 |
2012.09.25 |
| 申请人 |
KEIO UNIVERSITY ;JX Nippon Oil & Energy Corporation |
发明人 |
Koike Yasuhiro;Tagaya Akihiro;Matsuo Akira;Uchizawa Sayako;Matsumura Yasuo |
| 分类号 |
G02B1/08;B29D11/00;G02B5/30 |
主分类号 |
G02B1/08 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An optical film comprising a resin material comprising a copolymer of 20 to 90% by weight of methyl methacrylate, 10 to 70% by weight of tert-butylcyclohexyl methacrylate represented by formula (I):and 0 to 20% by weight of a monomer other than methyl methacrylate and tert-butylcyclohexyl methacrylate, the optical film having been produced by drawing an undrawn film formed by melt-extruding the resin material by a factor of 1.4 to 6.0 in terms of area ratio. |
| 地址 |
Tokyo JP |
