OPTICAL FILM, METHOD FOR PRODUCING OPTICAL FILM, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY DEVICE

WIPO Patent Application WO/2011/138887

A1

Disclosed is an optical film containing an acrylic resin (A) and a cellulose ester resin (B) in a proportion by mass of 95:5 - 30:70. The acrylic resin (A) is represented by general formula (1) and has a weight average molecular weight Mw of 80,000 - 1,000,000. The optical film is characterized by containing 1 - 30% of the total mass of the optical film by mass of an additive agent (C) obtained by polymerization of a vinyl monomer having amide bonds, or copolymerization of a vinyl monomer having amide bonds and a random vinyl monomer and by this additive agent having a weight average molecular weight Mw of 1000 - 55,000. General formula (1): -(MMA)p-(X)q-(Y)r-

TAKEBE Takashi (Inc. 2970, Ishikawa-machi, Hachioji-sh, Tokyo 05, 〒1928505, JP)
建部　隆 (〒05 東京都八王子市石川町２９７０番地コニカミノルタオプト株式会社内 Tokyo, 〒1928505, JP)
TAKAHASHI Naoki (Inc. 2970, Ishikawa-machi, Hachioji-sh, Tokyo 05, 〒1928505, JP)
高橋　直輝 (〒05 東京都八王子市石川町２９７０番地コニカミノルタオプト株式会社内 Tokyo, 〒1928505, JP)

JP2011/058587

November 10, 2011

April 05, 2011

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Konica Minolta Opto, Inc. (2970, Ishikawa-machi Hachioji-sh, Tokyo 05, 〒1928505, JP)
コニカミノルタオプト株式会社 (〒05 東京都八王子市石川町２９７０番地 Tokyo, 〒1928505, JP)
TAKEBE Takashi (Inc. 2970, Ishikawa-machi, Hachioji-sh, Tokyo 05, 〒1928505, JP)
建部　隆 (〒05 東京都八王子市石川町２９７０番地コニカミノルタオプト株式会社内 Tokyo, 〒1928505, JP)
TAKAHASHI Naoki (Inc. 2970, Ishikawa-machi, Hachioji-sh, Tokyo 05, 〒1928505, JP)

C08J5/18; B32B23/04; B32B27/30; C08L1/10; C08L33/12; C08L101/06; G02B5/30; G02F1/1335

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