发明名称 POLARIZING REFLECTOR AND ITS MANUFACTURING METHOD
摘要 <P>PROBLEM TO BE SOLVED: To provide a polarizing reflector having a self-supporting property, excelling in planeness and peeling resistance, improved in one-film coloring, easily adjustable in polarizing reflection/transmission performance, and also improved in moldability. <P>SOLUTION: The polarizing reflector is a film including a structure in which 350 or more layers formed of polyethylene terephthalate (A layers) and layers formed of copolyester (B layers) are alternately laminated, and including two or more thick film layers of &ge;1 &mu;m and &le;30 &mu;m, wherein an expression (1) R<SB>&lambda;</SB>(&theta;1)-R<SB>&lambda;</SB>(&theta;2)&ge;30% is satisfied, and the color saturation C* is 10 or less. <P>COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2009037235(A) 申请公布日期 2009.02.19
申请号 JP20080178691 申请日期 2008.07.09
申请人 TORAY IND INC 发明人 AIDA WATARU;OSADA SHUNICHI;FURUKAWA HITOMI
分类号 G02B5/30;G02F1/1335 主分类号 G02B5/30
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