Title:
光学フィルム、反射防止フィルム、偏光板及び液晶表示装置
Document Type and Number:
Japanese Patent JP5408135
Kind Code:
B2
Abstract:
Disclosed is an optical film that has excellent adhesion and surface hardness between the film substrate and a hard coat layer or other functional layer, has improved brittleness, is transparent, and has low moisture absorption and high heat resistance. Additionally disclosed are an antireflective film, a polarizing plate, and a display device using the same. The optical film has at least a hard coat layer or a back coat layer as a functional layer containing a resin on a film substrate, and is characterized in that said film substrate contains a thermoplastic acrylic resin (A) and a cellulose ester resin (B), with the content ratio by mass of said thermoplastic acrylic resin (A) and said cellulose ester resin (B) being in a range thermoplastic acrylic resin (A):cellulose ester resin (B)=95:5 to 50:50.
Inventors:
Ken Okano
Nobuo Kubo
Daisuke Doi
Nobuo Kubo
Daisuke Doi
Application Number:
JP2010526643A
Publication Date:
February 05, 2014
Filing Date:
August 10, 2009
Export Citation:
Assignee:
Konica Minolta Co., Ltd.
International Classes:
B32B27/30; C08J7/043; C08J7/046; G02B1/10; G02B1/11; G02B1/111; G02B1/14; G02B1/16; G02B5/30
Domestic Patent References:
| JP2001083327A | 2001-03-30 | |||
| JPH05119217A | 1993-05-18 | |||
| JP2002356658A | 2002-12-13 | |||
| JP2008120011A | 2008-05-29 | |||
| JP2008088417A | 2008-04-17 | |||
| JP2005338550A | 2005-12-08 | |||
| JP2005070744A | 2005-03-17 | |||
| JP2001083327A | 2001-03-30 | |||
| JPH05119217A | 1993-05-18 | |||
| JP2002356658A | 2002-12-13 | |||
| JP2008120011A | 2008-05-29 |
Attorney, Agent or Firm:
Gwangyang International Patent Office