发明名称 POLARIZING PLATE, METHOD FOR PRODUCING THE SAME, OPTICAL FILM, AND IMAGE DISPLAY APPARATUS
摘要 <P>PROBLEM TO BE SOLVED: To provide a polarizing plate having excellent durability both in moisture resistance and heat resistance, and in which the generation of knick is suppressed as well, and to provide a method for producing the same. <P>SOLUTION: In a polarizing plate, protective films are laminated on both sides of a polarizer via an adhesive. The polarizer comprises a polyvinyl alcohol based resin comprising iodine, and also contains zinc. In each protective film, water vapor permeability in an atmosphere of 90% RH at 40&deg;C is 150 g/m<SP>2</SP>24h or below, and the adhesive comprises a polyvinyl alcohol based resin, a cross-linking agent and a metal compound colloid with the average particle diameter of 1 to 100 nm. <P>COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2009042455(A) 申请公布日期 2009.02.26
申请号 JP20070206649 申请日期 2007.08.08
申请人 NITTO DENKO CORP 发明人 KITAMURA YOSHIAKI;IKEDA TETSURO;IWAMOTO NOBUAKI
分类号 G02B5/30;G02F1/1335 主分类号 G02B5/30
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