| 申请日期 | 2025-07-16 | 申请号 | JP2017512593 |
| 公开（公告）号 | JPWO2016167341A1 | 公开（公告）日 | 2018-02-08 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | 株式会社カネカ | ||
| 简介 | The retardation film according to the present invention is characterized by : including a polymer material that includes at least one cellulose derivative which includes specific monomer units : having an in-plane retardation Re(550) of 105-160 nm, reverse wavelength dispersion property, Re(450)/Re(550), of 0.80-0.89, and a thickness of 20-50 μm; and containing inorganic particles. In particular, the present invention exhibits the effect of reducing the photoelastic coefficient. | ||
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