Title:
偏光板の製造方法
Document Type and Number:
Japanese Patent JP4335901
Kind Code:
B2
Abstract:
A method for producing a polarizing plate of the invention comprises bonding a transparent protective film (A) and another transparent protective film (B) to one side of a polarizer and to another side of the polarizer, respectively, with an adhesive, wherein the polarizer has a moisture content of 15 to 30% by weight, the transparent protective film (A) is made of the same quality material as the transparent protective film (B), the transparent protective film (A) is thicker than the transparent protective film (B), and the transparent protective film (A) has a moisture content higher than that of the transparent protective film (B). The polarizing plate obtained by the production method can suppress curling.
Inventors:
Hiroaki Mizushima
Megumi Kato
Junta Nagata
Takashi Ishii
Daisuke Ogome
Megumi Kato
Junta Nagata
Takashi Ishii
Daisuke Ogome
Application Number:
JP2006308112A
Publication Date:
September 30, 2009
Filing Date:
November 14, 2006
Export Citation:
Assignee:
NITTO DENKO CORPORATION
International Classes:
G02B5/30; G02F1/1335
Domestic Patent References:
| JP2004117482A | ||||
| JP2005309394A |
Attorney, Agent or Firm:
Patent Business Corporation Unias International Patent Office
Koichi Kajisaki
Yuzo Ozaki
Toshihiko Taniguchi
Koichi Kajisaki
Yuzo Ozaki
Toshihiko Taniguchi