Patent ID: 7695780
Filing Date: 2010-04-13
Classification: C08J,C08K,C09K,G02B,G02F,Y10T

Abstract:
1. An optical film, comprising a cellulose acylate, at least one compound represented by the following formula (I) in an amount of 0.01 to 20 mass parts to 100 mass parts of the cellulose acylate, and at least one cyclic compound having at least three substituents in an amount of 0.01 to 20 mass parts to 100 mass parts of the cellulose acylate: wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 9 and R 10 each independently represent a hydrogen atom or a substituent, in which at least one of R 1 , R 2 , R 3 , R 4 and R 5 represents an electron-donating group; R 8 represents a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an alkenyl group having 2 to 6 carbon atoms, an alkinyl group having 2 to 6 carbon atoms, an aryl group having 6 to 12 carbon atoms, an alkoxy group having 1 to 12 carbon atoms, an aryloxy group having 6 to 12 carbon atoms, an alkoxycarbonyl group having 2 to 12 carbon atoms, an acylamino group having 2 to 12 carbon atoms, an alkylcarbonyloxy group having 2 to 20 carbon atoms, a cyano group, or a halogen atom, wherein the cyclic compound having at least three substituents is a compound represented by the following formula (II):  wherein X