Title:
Manufacturing method of laminated optical film
Document Type and Number:
Japanese Patent JP6356408
Kind Code:
B2
Abstract:
Provided is a method for producing a laminated optical film and containing: a pasting step for pasting together a first film and a second film with an adhesive layer therebetween formed a manner such that the post-curing thickness is no greater than 2.5 μm; and a curing step for curing the adhesive layer after pasting together the first film and second film. The first film and/or second film is an optical film, and in the pasting step, the viscosity of the adhesive layer when pasting together the first film and second film is no greater than 60 cP.
Inventors:
Naonori Yamane
Fumitake Itose
Toshiyuki Naka
Fumitake Itose
Toshiyuki Naka
Application Number:
JP2013229265A
Publication Date:
July 11, 2018
Filing Date:
November 05, 2013
Export Citation:
Assignee:
Sumitomo Chemical Co., Ltd.
International Classes:
G02B5/30
Domestic Patent References:
| JP2013177547A | ||||
| JP2013178466A | ||||
| JP7314697A |
Foreign References:
| WO2013055158A2 | ||||
| WO2012144261A1 | ||||
| WO2012008456A1 | ||||
| WO2014178239A1 |
Attorney, Agent or Firm:
Fukami patent office