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Patent Searching and Data


Title:
LAYERED FILM AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/198635
Kind Code:
A1
Abstract:
Provided are: a layered film with excellent visibility of external information such as scenery, excellent display performance of information from a projection member, and excellent color reproducibility; and a display member using the layered film. The layered film is obtained by alternately layering at least 50 layers of a plurality of different thermoplastic resins. The transmittance of light that is incident perpendicular to the film surface is 50% or more. When the P-wave reflectance of light incident at angles of 20°, 40°, and 70° relative to the normal of the film surface is R20, R40, and R70 respectively, the relationship R20≤R40

Inventors:
UTO TAKAYUKI (JP)
GOUDA WATARU (JP)
SAKAI TAKAHITO (JP)
KOJIMA HIROJI (JP)
MATSUO YUJI (JP)
Application Number:
PCT/JP2019/015109
Publication Date:
October 17, 2019
Filing Date:
April 05, 2019
Export Citation:
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Assignee:
TORAY INDUSTRIES (JP)
International Classes:
B32B27/00; B32B7/023; G02B27/01; G02B27/02
Domestic Patent References:
WO1997036195A11997-10-02
WO2007020861A12007-02-22
Foreign References:
JP2008132611A2008-06-12
JPH10511322A1998-11-04
JP2017124621A2017-07-20
JP2015169769A2015-09-28
JP2017206012A2017-11-24
JP2007307893A2007-11-29
Other References:
See also references of EP 3778223A4
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