发明名称 |
POLARIZING FILM AND METHOD FOR MANUFACTURING POLARIZING FILM |
摘要 |
There is provided a polarizing film that is excellent in optical characteristics, and is excellent in durability and water resistance. A polarizing film according to an embodiment of the present invention includes a polyvinyl alcohol-based resin film having a thickness of 10 µm or less. The polyvinyl alcohol-based resin film has an iodine concentration of 8.5 wt% or more; and the polarizing film has a cross-linking index defined by the below-indicated equation of from 100 to 200. Cross - linking index = Iodine concentration in film × Boric acid concentration in film |
申请公布号 |
EP2873990(A1) |
申请公布日期 |
2015.05.20 |
申请号 |
EP20140189371 |
申请日期 |
2014.10.17 |
申请人 |
NITTO DENKO CORPORATION |
发明人 |
GOTO, SHUSAKU;YAMAMOTO, YOSHIFUMI;IKESHIMA, KENTARO |
分类号 |
G02B1/04;G02B5/30 |
主分类号 |
G02B1/04 |
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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