Title:
OPTICAL FILM AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2010/061917
Kind Code:
A1
Abstract:
Disclosed is an optical film which contains, as a main component, an acrylic resin having a ring structure in the main chain, and which has a good balance between anti-blocking properties and transparency sufficient for an optical film. The optical film contains, as main components, an amorphous acrylic resin (A) having a ring structure in the main chain, and particles (B), and is formed by melt extrusion, while satisfying the following conditions (i)-(iii).
(i) The optical film has a total light transmittance of not less than 90% and a haze of not more than 1% as determined in accordance with JIS K7361.
(ii) The optical film has a 10-point average surface roughness (Rz) of not less than 1.0 μm as determined in accordance with JIS B0601.
(iii) The optical film has a number of folds (MIT number of folding endurance) of not less than 100 as determined in accordance with JIS P8115.
Inventors:
HIRAMA Susumu (5-8, Nishiotabi-cho, Suita-sh, Osaka 12, 〒5648512, JP)
平間進 (〒12 大阪府吹田市西御旅町５番８号株式会社日本触媒内 Osaka, 〒5648512, JP)
UGAMURA Tadayoshi (5-8, Nishiotabi-cho, Suita-sh, Osaka 12, 〒5648512, JP)
宇賀村忠慶 (〒12 大阪府吹田市西御旅町５番８号株式会社日本触媒内 Osaka, 〒5648512, JP)
ONISHI Ryuji (5-8, Nishiotabi-cho, Suita-sh, Osaka 12, 〒5648512, JP)
平間進 (〒12 大阪府吹田市西御旅町５番８号株式会社日本触媒内 Osaka, 〒5648512, JP)
UGAMURA Tadayoshi (5-8, Nishiotabi-cho, Suita-sh, Osaka 12, 〒5648512, JP)
宇賀村忠慶 (〒12 大阪府吹田市西御旅町５番８号株式会社日本触媒内 Osaka, 〒5648512, JP)
ONISHI Ryuji (5-8, Nishiotabi-cho, Suita-sh, Osaka 12, 〒5648512, JP)
Application Number:
JP2009/070038
Publication Date:
June 03, 2010
Filing Date:
November 27, 2009
Export Citation:
Assignee:
NIPPON SHOKUBAI CO., LTD. (1-1 Koraibashi 4-chome, Chuo-ku Osaka-sh, Osaka 43, 〒5410043, JP)
株式会社日本触媒 (〒43 大阪府大阪市中央区高麗橋４丁目１番１号 Osaka, 〒5410043, JP)
HIRAMA Susumu (5-8, Nishiotabi-cho, Suita-sh, Osaka 12, 〒5648512, JP)
平間進 (〒12 大阪府吹田市西御旅町５番８号株式会社日本触媒内 Osaka, 〒5648512, JP)
UGAMURA Tadayoshi (5-8, Nishiotabi-cho, Suita-sh, Osaka 12, 〒5648512, JP)
宇賀村忠慶 (〒12 大阪府吹田市西御旅町５番８号株式会社日本触媒内 Osaka, 〒5648512, JP)
株式会社日本触媒 (〒43 大阪府大阪市中央区高麗橋４丁目１番１号 Osaka, 〒5410043, JP)
HIRAMA Susumu (5-8, Nishiotabi-cho, Suita-sh, Osaka 12, 〒5648512, JP)
平間進 (〒12 大阪府吹田市西御旅町５番８号株式会社日本触媒内 Osaka, 〒5648512, JP)
UGAMURA Tadayoshi (5-8, Nishiotabi-cho, Suita-sh, Osaka 12, 〒5648512, JP)
宇賀村忠慶 (〒12 大阪府吹田市西御旅町５番８号株式会社日本触媒内 Osaka, 〒5648512, JP)
International Classes:
C08J5/18; C08F8/16; C08L33/04; C08L35/00
Attorney, Agent or Firm:
KAMADA Koichi (8th Fl, UMEDA PLAZA BLDG. ANNEX 4-3-25, Nishitenma, Kita-ku, Osaka-sh, Osaka 47, 〒5300047, JP)
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