CELLULOSE ACYLATE FILM, PROTECTIVE FILM FOR POLARIZING PLATE, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY DEVICE
申请人:FUJIFILM CORPORATION
公开号:US20130120839A1
公开(公告)日:2013-05-16
There is provided a cellulose acylate film, containing a hindered amin-based compound, wherein the hindered amine-based compound is contained in an amount of 0.001% by mass to 5% by mass based on cellulose acylate, a minimum value of Knoop hardness is 170 N/mm
2
to 220 N/mm
2
, and the Knoop hardness is measured several times by a Knoop indenter, the Knoop indenter is rotated by a given angle in each measurement, and a rotation axis of the Knoop indenter is orthogonal to an upper surface of the cellulose acylate film.