RESIN FILM AND METHOD FOR PRODUCING IT, POLARIZER AND LIQUID CRYSTAL DISPLAY DEVICE
申请人:NAITO Yu
公开号:US20110223435A1
公开(公告)日:2011-09-15
A resin film including a resin and an organic acid represented by the following formula (1), wherein the ratio of the organic acid to the resin is from 0.1 to 20% by mass:
X-L-(R
1
)
n
Formula (1)
Protective film of polarizer, polarizer and method for producing it, and liquid crystal display device
申请人:Fukagawa Nobutaka
公开号:US20110273646A1
公开(公告)日:2011-11-10
A protective film to a polarizer including a cellulose acylate and satisfying the following requirement (1) or (2):
(1): The surface of the film has a pH of from 3.0 to 4.5.
(2): The surface of the film has a pH of more than 4.5 and at most 6.0, and the film has a moisture permeability of at least 2800 g/m
2
·day.
CELLULOSE ACYLATE FILM, MANUFACTURING METHOD OF CELLULOSE ACYLATE FILM, LAMINATE, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY DEVICE
申请人:FUJIFILM Corporation
公开号:US20170157900A1
公开(公告)日:2017-06-08
The present invention provides a cellulose acylate film, containing: an organic acid satisfying requirements of a to c, in which a film thickness of the cellulose acylate film is greater than or equal to 3 μm, and an average concentration of the organic acid in a region from one surface of the cellulose acylate film to a depth of 0 to 0.2 λm is lower than an average concentration of the organic acid in a residual region other than the region: a: having a structure in which polyhydric alcohol and a polyvalent carboxylic acid are bonded by forming an ester bond; b: the total number of molecules of polyhydric alcohol and a monovalent or more carboxylic acid forming the organic acid being greater than or equal to 3; and c: having at least one non-substituted carboxyl group derived from a polyvalent carboxylic acid.