Cellulose acylate film, polarizing plate, optical compensation film, and liquid crystal display device using the same
AssigneeFUJIFILM Corporation
InventorKiyokazu Hashimoto
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Abstract
A cellulose acylate film characterized in that it has a shear rate dependency of melt viscosity of 0.1 to 2 and/or a temperature dependency of melt viscosity of 0.1 to 3. The cellulose acylate film is capable of suppressing generation of cutting wastage at the time of cutting.
Claims23
-9. (canceled)
A cellulose acylate composition having a shear rate dependency of melt viscosity of 0.1 to 2.
A cellulose acylate composition having a temperature dependency of melt viscosity of 0.1 to 3.
A cellulose acylate film having a shear rate dependency of melt viscosity of 0.1 to 2.
A cellulose acylate film having a temperature dependency of melt viscosity of 0.1 to 3.
A method for producing a cellulose acylate film which comprises melting a composition comprising cellulose acylate having a polymerization degree of 100 to 400, and extruding the molten composition through a die to form a cellulose acylate film having a shear rate dependency of melt viscosity of 0.1 to 2.
A method for producing a cellulose acylate film which comprises melting a composition comprising cellulose acylate having a polymerization degree of 100 to 400, and extruding the molten composition through a die to form a cellulose acylate film having a temperature dependency of melt viscosity of 0.1 to 3.
Dependencies are inferred from the claim text.