CELLULOSE ACYLATE FILM, CELLULOSE ACYLATE FILM WITH FUNCTIONAL THIN FILM AND METHOD FOR PREPARATION THEREOF

WIPO Patent Application WO/2002/059192

A1

A cellulose acylate film, characterized in that it comprises 1 to 99 vol % of a metal oxide having an average particle size of 1 to 400 nm. Said metal oxide preferably has a Mohs hardness of 7 or more, and preferred specific metal oxides include an aluminum oxide and silicon dioxide. Said metal oxide may be surface-treated, and the above cellulose acylate film containing said metal oxide may have a functional thin film, such as a hard coat layer, formed thereon. The above cellulose acylate film has an enhanced elastic modulus and enhanced surface hardness.

Matsufuji, Akihiro c/o Fuji Photo Film Co. (Ltd. 210 Nakanuma Minamiashigara-shi, Kanagawa, 250-0193, JP)
Muramatsu, Yuuzou c/o Fuji Photo Film Co. (Ltd. 210 Nakanuma Minamiashigara-shi, Kanagawa, 250-0193, JP)
Shinagawa, Yukio c/o Fuji Photo Film Co. (Ltd. 210 Nakanuma Minamiashigara-shi, Kanagawa, 250-0193, JP)

PCT/JP2002/000458

August 01, 2002

January 23, 2002

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FUJI PHOTO FILM CO., LTD. (210 Nakanuma Minamiashigara-shi, Kanagawa, Kanagawa, 250-0193, JP)
Matsufuji, Akihiro c/o Fuji Photo Film Co. (Ltd. 210 Nakanuma Minamiashigara-shi, Kanagawa, 250-0193, JP)
Muramatsu, Yuuzou c/o Fuji Photo Film Co. (Ltd. 210 Nakanuma Minamiashigara-shi, Kanagawa, 250-0193, JP)
Shinagawa, Yukio c/o Fuji Photo Film Co. (Ltd. 210 Nakanuma Minamiashigara-shi, Kanagawa, 250-0193, JP)

B29C41/28; B29C41/32; B29D7/01; C08K3/22; C08L1/10; C08L1/12; (IPC1-7): C08L1/12; C08K3/22; C08J5/18; B29C41/28

Noguchi, Yasuhiro (Nishi-shimbashi-3-Mori Bldg. 4-10, Nishi-shimbashi 1-chome Minato-ku, Tokyo, 105-0003, JP)

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