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CELLULOSE ACYLATE FILM, OPTICAL COMPENSATION SHEET AND LIQUID CRYSTAL DISPLAY DEVICE

2026-04-04 20:083360下载
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PROBLEM TO BE SOLVED : To provide a cellulose acylate film having good optical properties, i.e. retardation value and retardation ratio Rth/Re, and wide in the controllable range for these optical performances, and to obtain an excellent optical compensation sheet using the cellulose acylate film. SOLUTION : The cellulose acylate film meets the relationship : 0.5
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