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Patent Searching and Data


Title:
LAMINATE
Document Type and Number:
WIPO Patent Application WO/2020/022009
Kind Code:
A1
Abstract:
Provided is a bendable laminate that has excellent initial optical characteristics, and that, when bent in an absorption axis direction and a transmission axis direction of a polarization layer, neither shows a significant change in optical characteristics nor causes poor appearance such as haze and cracks. This bendable laminate comprises a base material layer and a polarization layer, has a moisture percentage of at most 5.0 %, and satisfies formula (1): |sEA-sET|/|sEA+sET|≤0.3. [In the formula, sEA and sET represent toughness in the absorption axis direction and in the transmission axis direction, respectively.]

Inventors:
KIM EUNYOUNG (KR)
JEONG YOUYEON (KR)
KIM DONGHWI (KR)
Application Number:
JP2019/026443
Publication Date:
January 30, 2020
Filing Date:
July 03, 2019
Export Citation:
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Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
B32B7/023; G02B5/30; G02F1/13; G02F1/1335; G02F1/1337
Domestic Patent References:
WO2013114979A12013-08-08
Foreign References:
JP2015200861A2015-11-12
JP2014211601A2014-11-13
JP2014206725A2014-10-30
JP2007279705A2007-10-25
JP2017111451A2017-06-22
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (LIMITED 5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 50, 〒5418550, JP)
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