| 发明名称 |
Protective film for polarizers |
| 摘要 |
A protective film for polarizers, including a cellulose resin having an acyl substituent with from 2 to 4 carbon atoms and having a degree of acyl substitution of from 2.1 to 2.7, which satisfies 25@Re@100 and 50@Rth@300 and in which the cellulose resin contributes to expression of at least 40% of the Re in the film.
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| 申请公布号 |
US8502937(B2) |
申请公布日期 |
2013.08.06 |
| 申请号 |
US20090412735 |
申请日期 |
2009.03.27 |
| 申请人 |
TAKEDA JUN;TACHIKAWA HIROMICHI;SUZUKI MASAYA;SAKURAZAWA MAMORU;FUJIFILM CORPORATION |
发明人 |
TAKEDA JUN;TACHIKAWA HIROMICHI;SUZUKI MASAYA;SAKURAZAWA MAMORU |
| 分类号 |
G02F1/1335 |
主分类号 |
G02F1/1335 |
| 代理机构 |
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代理人 |
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| 主权项 |
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