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Patent Searching and Data


Title:
DIFFUSION MEMBER, LAMINATE, DIFFUSION MEMBER SET, LED BACKLIGHT, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/002247
Kind Code:
A1
Abstract:
The present disclosure provides a diffusion member, the diffusion member having a first layer and a second layer in the stated order, wherein: the first layer has optical transparency and light diffusivity; and, in the second layer, reflectance increases as the absolute value of the angle at which light impinges on the first-layer-side surface of the second layer decreases, and transmittance increases as the absolute value of the angle at which light impinges on the first-layer-side surface of the second layer increases.

Inventors:
NISHIKAWA MARII (JP)
YOSHIMI SEIICHI (JP)
ARIHARA KEITA (JP)
Application Number:
PCT/JP2020/024644
Publication Date:
January 07, 2021
Filing Date:
June 23, 2020
Export Citation:
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Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
F21S2/00; B32B7/023; G02B3/00; G02B5/00; G02B5/02; G02B5/08; G02B5/18; G02F1/1335; G02F1/13357; F21Y115/10
Foreign References:
JP2002372605A2002-12-26
JP2013152865A2013-08-08
Attorney, Agent or Firm:
YAMASHITA, Akihiko et al. (JP)
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