发明名称 POLARIZING LAMINATE FILM AND MANUFACTURING METHOD OF POLARIZING PLATE
摘要 <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a thin polarizing laminate film and a polarizing plate, which allows easy handling while prevents an edge of a base film from folding in when drying after coating a solution containing a polyvinyl alcohol resin. <P>SOLUTION: The present invention is a manufacturing method of a polarizing laminate film and a polarizing plate, which has: a support film-sticking step of sticking a support film to one side of a base film; a resin layer-forming step of forming a resin layer by coating a solution containing a polyvinyl alcohol resin on a first face of the base film followed by drying to obtain a laminate film; a support film-peeling step of peeling the support film from the laminate film; a stretching step of uniaxially stretching the laminate film to obtain a stretched film; and a coloring step of coloring the resin layer of the stretched film with a dichroic dye to form a polarizer layer, in this order. <P>COPYRIGHT: (C)2012,JPO&INPIT
申请公布号 JP2012133295(A) 申请公布日期 2012.07.12
申请号 JP20100287545 申请日期 2010.12.24
申请人 SUMITOMO CHEMICAL CO LTD 发明人 TANAKA MASASHI
分类号 G02B5/30;B32B27/30;G02F1/1335 主分类号 G02B5/30
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