Polarization plate and liquid crystal display
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United States of America Patent
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Nov 29, 2016
Grant Date -
Mar 5, 2015
app pub date -
Nov 4, 2014
filing date -
May 24, 2012
priority date (Note) -
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Abstract
A polarization plate includes a first protective film, a polarizer, and a second protective film in this order, in which the first protective film is a film including a (meth)acryl-based resin, a thickness of the first protective film is in a range of 20 μm to 30 μm, a thickness of the second protective film is in a range of 1.5 times to 1.8 times of the thickness of the first protective film, and a humidity dimensional change ratio of the second protective film in the direction orthogonal to an absorption axis of the polarizer is in a range of 0.45% to 0.8%.
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