| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an optical film having a low impurity content and excellent in terms of physical properties and appearance; and a method for manufacturing the same.SOLUTION: The optical film of the present invention is an optical film including an acrylic resin having a glass transition point of 110°C or above and 200°C or below and, in a case where the shear rate is 100 (1/s), a viscosity of 250 Pa s or above and 1000 Pa s or below at a resin temperature of 270°C wherein the content of carbide particles having sizes of 20μm or larger within the optical film is 10 particles/mor less and wherein an N-substituted maleimide has been copolymerized with the acrylic resin or wherein a lactone ring structure, a glutaric anhydride structure, or a glutarimide structure has been introduced thereto.</p> |
