Title:
LAYERED OPTICAL FILM
Document Type and Number:
WIPO Patent Application WO/2021/182055
Kind Code:
A1
Abstract:
A layered optical film according to one embodiment is provided with a first optical film and a resin layer that is layered on the first optical film and formed from a resin. When the standard deviation of the resin layer thickness is σ1 and the standard deviation of the first optical film thickness is σ2, σ1 and σ2 satisfy σ1/σ2 ≤ 0.45.
Inventors:
KAWAKAMI TAKESHI (JP)
Application Number:
PCT/JP2021/006063
Publication Date:
September 16, 2021
Filing Date:
February 18, 2021
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
B32B27/00; B32B7/02; B32B7/12; C09J7/38; G02B5/30
Foreign References:
| JP2012133308A | 2012-07-12 | |||
| JP2015068948A | 2015-04-13 | |||
| JP2016006527A | 2016-01-14 | |||
| JP2015194640A | 2015-11-05 | |||
| JP2006212988A | 2006-08-17 | |||
| JP2018104638A | 2018-07-05 |
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (JP)
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