Title:
検査支持体用着色ポリエステルフィルム、検査支持体および遮光部材
Document Type and Number:
Japanese Patent JP7151067
Kind Code:
B2
Abstract:
To provide a colored polyester film capable of easily performing a defect inspection at a high level as a supporting body for inspection when producing various kinds of display-composing members such as a polarization plate for LCD, a retardation plate, an organic EL-composing member, and a touch panel-composing member.SOLUTION: The colored polyester film comprises polyester, a coloring agent, and a resin composition containing a particle having an average particle size of 3.5 μm or more, where the transmission density is 1.0 or more, and the absolute reflectivity in a wave length region of 400 nm-800 nm is 6.0% or more.SELECTED DRAWING: None
Inventors:
Tatsuya Muranaka
Application Number:
JP2017181373A
Publication Date:
October 12, 2022
Filing Date:
September 21, 2017
Export Citation:
Assignee:
Mitsubishi Chemical Corporation
International Classes:
C08L67/02; B32B27/00; B32B27/36; C08J5/18; C08K3/00; C09J7/25; G01M11/00
Domestic Patent References:
| JP2011128598A | ||||
| JP2014185243A | ||||
| JP2012194514A |
Attorney, Agent or Firm:
Patent Attorney Corporation Otani Patent Office